創(chuàng)立于1935年的美國TENSITRON, Inc. 一貫致力于張力測量儀器的設計及制造,產(chǎn)品廣泛應用于質量控制的各類行業(yè)及企業(yè)。我們毫無爭議的被公認為全球范圍內(nèi)精確型張力儀表及張力測量儀領域的優(yōu)質供應商。
美國TENSITRON張力計,數(shù)顯,高精度,適用于測試所有線,紗,光纖,膠卷,銅線等多種材料的張力。
TENSITRON 公司是行業(yè)公認的領先設計和制造精密張力米,張力傳感器,并定制張力測量儀器等。
TENSITRON張力計:
張力計測試儀用于測試所有線﹑紗﹑光纖﹑膠卷﹑錄音帶﹑紡織品及其它材料的張力
型號:TX-100、TX-5000、TR-25、TR-125、TR-250、TR-1000、TR-2000、TR-4000、TR-5000、TD-1000、TD-2000、TD-4000、TD-5000、ACM-100、ACM-300、ACM-400、STM-1000、CX-1000、CX-2000、ACX-100、ACX-500、STX-2000、STXM-500、STXM-1000
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蘇州畢爾途自動化科技有限公司優(yōu)惠供應美國TENSITRON張力表、TENSITRON張力計、TENSITRON測量儀表、TENSITRON張力儀表、TENSITRON張力測量儀、TENSITRON張力傳感器
U-507D皮帶張力計
廣州誠敏電子科技有限公司專業(yè)優(yōu)勢供應日本優(yōu)利特UNITTA張力計!歡迎來電洽談:
特征 ◆附帶輸出接頭模式U-507D的特征·基本辦法 【U-507 (標準機) 】是和共同功能。·由于USB 電纜和計算機的接續(xù)計算機上表示可能測定結果。·用計算機加工處理測定的數(shù)據(jù)的事有可能。
◆U-507D、U-507共同特征
·時事畫報液晶采用
·后照光裝載·預安裝完了適時皮帶的單位質量值·話筒性能提高·測定頻率區(qū)域擴大·充實數(shù)據(jù)選擇器功能·根據(jù)汽車增益調整的暗噪音的自動取消·以前機型 ( U-505) 的基本辦法是標準裝備·應付用狹小空間的測定·確立描圖器千兆分之一T 體系·容易攜帶的輕量·緊密的設計
共同基本性能
◆時事畫報液晶采用
能由于時事畫報液晶采用比以前表示大幅度的信息量了。 同時能確認張力值和周波數(shù)值。 測定值和標準張力值 ( 大體上的目標) 的比較成為可能了。(只有適時皮帶) 能用一眼確認輸入數(shù)據(jù)。
◆后照光裝載
根據(jù)在液晶表示畫面上重新裝載后照光更加提高在等黑暗的位置等的工作性了。
◆預安裝完了適時皮帶的單位質量值以前機型 ( U-505) 那么 每皮帶類型正在采用輸入手的方式單位質量值, U-507只是指定皮帶類型單位質量值用一發(fā)表示。 (也能手輸入輸入。 )適時皮帶30種、V皮帶16種數(shù)據(jù)輸入完了。
◆話筒性能提高提高低頻率域的話筒靈敏性了。 因等大型皮帶的長翼展發(fā)揮威力。
◆測定頻率區(qū)域擴大以前機型 ( U-505) 那么測定頻率上限1000Hz,根據(jù)轉換做爐灶,5000Hz成為可能了。等等皮帶、銅絲的短翼展的高頻波區(qū)域的測定發(fā)揮威力。
◆充實數(shù)據(jù)選擇器功能以前機型記住輸入數(shù)據(jù)的數(shù)據(jù)選擇器功能 ( U-505) 從的10種,20種擴大。
◆根據(jù)汽車增益調整的暗噪音的自動取消
◆以前機型 ( U-505) 的基本辦法是標準裝備·汽車觸發(fā)器功能·由于EEP-ROM采用的輸入數(shù)據(jù)的保護·根據(jù)汽車能力斷開功能的省能量化 ( 大約5分鐘是自動電源OFF)·標準話筒U-305·U-505 系列共同使用
◆確立描圖器千兆分之一T 體系因ISO9000取得是必要的檢查成績表、描圖器千兆分之一T證明可以發(fā)行的體制
皮帶張力的測量原理
◆概要
如果把沖擊加上被滑輪之間粘的皮帶,就 當初皮帶以含有高頻波成分和沖擊成分的不規(guī)則的浪形振動,以后到皮帶固有有規(guī)律的浪形推移。為了那振動用短時間減衰 和高級數(shù)成分的振動的發(fā)生并,抓住過去基本浪形的周期很是困難。不過由于捕獲駕馭微型計算機的振動頻率的獨自的數(shù)據(jù)處理的開發(fā)實現(xiàn)這個。 根據(jù)被納入節(jié)目的演算式表示正確的張力值。 ●附帶牙皮帶的振動減衰推移
◆測量次序
1. 增益調整 (暗噪音的自動取消)
從電源輸入之后按"MEASURE"按鈕之前的一段時間 定期地測定周圍的噪音環(huán)境,自動地調整話筒的靈敏性。 "MEASURE"固定押下之后話筒的靈敏性按鈕。2. 振動浪形的查出根據(jù)微音器查出因用手指等等彈靜止狀態(tài)的皮帶發(fā)生的音波。3. 噪聲成分排除根據(jù)內(nèi)藏濾器自動排除噪聲成分。4. 周期的測定根據(jù)周期測定電路每輸入浪形的1輛自行車的測定周期。5. 信號處理由于因模擬確立的數(shù)據(jù)處理,因為每條件不同的振動浪形類型測定基本浪形。6. 頻率換算處理頻率換算連續(xù)的穩(wěn)定浪形。7. 張賣力地演出算處理根據(jù)用數(shù)字鍵輸入測定對象皮帶的單位重量·幅·翼展長度值,換算皮帶張力。
◆演算式
張力值 : To = 4 *M *W *S 2 *f 2 *10 -9 N
M : 單位質量 (皮帶的話:g / 1m 長度*1mm幅每銅絲的話:g / 每1m 長度)W : 寬度 (是皮帶的話:皮帶幅因mm單位放的銅絲的話:‘ 1根‘表示"1"輸入)S : 測定翼展長度 ( mm)f : 根據(jù)傳感器被測量的皮帶1次固有振動數(shù) ( Hz)
選擇
◆臥式臂話筒
因為在話筒側面有話筒,所以即使皮帶背面和機器的縫兒狹窄的位置測定也成為可能了。話筒全長170mm
◆長臂話筒
標準話筒 ( 全長170mm) 和正相反臂部的長的類型 ( 全長350mm) 準備了。 位于機器里面的皮帶的測定也成為可能。
◆電磁式傳感器
經(jīng)常貼即使等等偷壘銅絲·皮帶·偷壘心線皮帶的等也不給固有擺動數(shù)帶來"影響的程度薄的磁性膜因涂敷位數(shù)道理、磁性染料的事測定成為可能。
又的測定環(huán)境下的雜音 ( 暗噪音) 不完全受到的影響。請向弊公司咨詢詳細情況。
◆代碼式話筒
測定位于づ下一個機器里面的皮帶的測定成為可能標準話筒。 (全長1m)
※全部U-505、U-305也能使用選擇話筒。
◆張力計審定裝置U-305-OS1
機型 張力計審定裝置U-305-OS1特征 音波式皮帶 檢定張力計的頻率的專用裝置 ( 振動發(fā)信器)發(fā)信頻率 25Hz, 90Hz, 500Hz、2kHz、4kHz的5件頻率角度 0.1%以下輸出浪形 署名波扭曲率 1%以內(nèi)輸出電壓 20mV ( P-P)消費電流 50mA (輸出時)10mA以下 (無輸出時)電源 干電池 (單3體形*4根)AC 適配器 ( DC6V 50ma) : U-305和同一貨品外形尺寸 寬度155*高46*深134mm質量 300g使用環(huán)境 -10- 50℃80%以下 (沒有凝成露水)
辦法
機型 U-507 (標準機) U-507D (附帶輸出接頭模式)
特征 時事畫報液晶畫面、附帶后照光、46種皮帶類型以及單位質量預安裝汽車增益調整、20種設定值存儲器、汽車觸發(fā)器、汽車能力斷開功能 能計算機和上網(wǎng),張力值的數(shù)據(jù)處理有可能基本辦法標準機和共同測量范圍 10Hz - 5,000Hz電源 堿干電池 ( 單4體形*2根)外形尺寸 寬度59*厚26*長160mm質量 120g附屬 ·臂式話筒·走步情況·堿干電池 ( 單4體形*2根) ·臂式話筒·音波式話筒 ( 代碼式)·走步情況·堿干電池 ( 單4體形*2根)·USB 電纜 ( 1.8m)測量事例 例子1: 附帶牙皮帶[8YU牙形*20mm幅、翼展長度250mm的話]·輸入值 : M =5.2 ( g / 每mm幅*m 長度的單位質量) 、W =20 (mm幅) 、的S =250 (mm 翼展長度)·張力值 ( N) 和周波數(shù)值 ( Hz) 的關系: 2.6 N / 10Hz - 9,360N / 600Hz
例子2: V 肋條皮帶[微V / PK 節(jié) *5 肋條、翼展長度250mm的話]·輸入值 : M =21.0 ( g / 每1 肋條*m 長度的單位質量) 、W =5.0 (肋條數(shù)) 、的S =250 (mm 翼展長度)·張力值 ( N) 和周波數(shù)值 ( Hz) 的關系: 2.63 N / 10Hz - 9,450N / 600Hz
例子3: 鋼銅絲[φ0.6mm鋼銅絲、翼展長度50mm的話]·輸入值 : M =1.3 ( g / 每m 長度的單位質量) 、W =1.0 (因為1根的放1) 、的S =50 (翼展長度)·張力值 ( N) 和周波數(shù)值 ( Hz) 的關系: 0 N / 10Hz - 325 N / 5,000Hz
供應扭力計:
希而科工業(yè)控制設備(上海)有限公司-Silkroad24 GMBH 中國辦事處上海市浦東新區(qū)川沙王橋路999號中邦商務園1034-1035幢TEL: 021-20363038FAX: 021-20363138手機: 13072757000E-mail: bjq@silkroad24.com/2039158194@qq.com Msn: baijinqiu911@hotmail.comQQ: 2850594218
測量范圍/量程 | 3– 800 Hz |
最大跨徑長 | 30英尺 ft. (10 m) |
最大皮帶密度 | 10 kg/m |
數(shù)字采樣誤差 | < 1% |
指示(示指)誤差 | ± 1 Hz |
總誤差 | < 5% |
運行溫度 | 50 to 122 °F (10 to 50 °C) |
最大存儲溫度 | 23 to 158 °F (–5 to 70 °C) |
機身材料 | 塑料(ABS) |
機身尺寸 | 3.15 in. x 4.96 in. x 1.47 in (80 x 126 x 37mm) |
儀表(包裝)箱尺寸 | 8.9 in x 7.0 in x 2.0 in.(226 x 178 x 50mm) |
顯示屏 | 2-line LCD, 16 char./line |
語言 | 英語,德語,法語,意大利語 |
電源 | 9V堿性電池 |
常用型號:ZF2-5 ZF2-10 ZF2-12 ZF2-20 ZF2-30 ZF2-50ZF2-100 ZD2-30 ZD2-50 ZD2-100 ZD2-150 ZD2-200 ZD2-300 DX2-50 DX2-120 DX2-200 DX2-400DX2-1000 DX2-2000DX2-5000 DX2-8000 DX2-10K DX2-20K-L DX2-2000-EDM DX2-3000-EDM DX2-4000-EDMDXE-50DXE-120 DXE-200 DXE-400 DXE-1000 DXE-2000DXV-50 DXV-120 DXV-200 DXV-400 DXV-1000 DXV-1500 DXV-2000DXP-50 DXP-120 DXP-200DXF-120 DXF-200 DXF-400 DXF-1000DXL-2000 DXL-5000 DXL-10KDXK-300 DXK-1000 DXK-2000DXB-50 DXB-120 DXB-200 DXB-400 DXB-1000 DXB-2000 DXB-5000 DXB-10K DXB-20K-LDXR-2000 DXR-5000 DXR-10K-L DXR-20K-LDXR-30K-L DXR-50K-LDXT-50 DXT-120 DXT-200 DXT-400 DXT-1000 DXT-2000 DXT-5000 DXT-10K DXT-20K-LDN1-120 DN1-200 DN1-400 DN1-1000 DN1-2000 DN1-3500 DN1-5000 DN1-8000 DN1-10K DN1-20K-L DN1-30K-LDN1-50K-LTEN-3K TEN-5K TEN-12K TEN-12K TEN-XXKQ-10 Q-20Q-30 Q-50 Q-100 Q-200 Q-300 Q-500 Q-1000MK-12 MK-20 MK-30 MK-50 MK-100 MK-250 MK-300 MK-400Ten-5K-S Ten-XXK-SPT-100 PT-100-LZEF-50 ZEF-100 ZEF-200ZED-200 ZED-500DTMB-200 DTMB-500 DTMB-1000 DTMB-2000 DTMB-2500 DTMB-5000 DTMB-10K DTMB-20K-L DTMB-50K-LDTMX-200 DTMX-500 DTMX-1000 DTMX-2000 DTMX-2500 DTMX-5000 DTMX-10KDTMX-20K-L DTMX-50K-LK50100 K50002 K50001 EK0671 EK0670 EK0672 EBG510 SW-TI3DTMX-P2DTEB-200 DTEB-500 DTEB-1000 DTEB-2000DTEX-200 DTEX-500 DTEX-1000 DTEX-2000DTVB-200 DTVB-500 DTVB-1000 DTVB-2000DTVX-200 DTVX-500 DTVX-1000 DTVX-2000DTFB-200 DTFB-500 DTFB-1000DTFX-200 DTFX-500 DTFX-1000DTLB-2000DTLB-5000 DTLB-10KDTLX-2000DTLX-5000 DTLX-10KDTBB-200 DTBB-500 DTBB-1000 DTBB-2000 DTBB-2500 DTBB-5000 DTBB-10K DTBB-20K-L DTBB-50K-LDTBX-200 DTBX-500 DTBX-1000 DTBX-2000 DTBX-2500 DTBX-5000 DTBX-10K DTBX-20K-L DTBX-50K-LETB-100ETB-200ETB-500 ETX-100 ETX-200 ETX-500ETPB-100ETPB-200 ETPB-500 ETPX-100 ETPX-200 ETPX-500TS1-50TS1-100 TS1-200 TS1-500 TS1-1000 TS1-2000 TS1-5000 TS1-10K TS1-20K TS1-50KTSP-50 TSP-100 TSP-200TSP-500TSR-1000TSR-2000 TSR-5000 TSR-10K TSR-20KTSH-1000TSH-2000 TSH-5000 TSH-10K TSH-20K TSH-50KTSW-20K TSW-50K TSW-100KTSL-50 TSL-100 TSL-200 TSL-500 TSL-1000TSF-100 TSF-200 TSF-500 TSF-1000 TSF-2000 TSF-5000TSB1-100 TSB1-200 TSB1-500 TSB1-1000 TSB1-2000 TSB1-5000TSB2-500 TSB2-500 TSB2-1000 TSB2-1000 TSB2-2000TSB2-2000TSB2-5000 TSB2-5000 TSB2-10K TSB2-10K TSB2-20K TSB2-20K TSB2-50KTSB2-50KTSB2-100K TSB2-100KMAZF-100 MBZF-100 MAZF-200 MBZF-200MAZF-500 MBZF-500MAZD-100 MBZD-100 MAZD-200 MBZD-200MAZD-500 MBZD-500FS1-50 FS1-100 FS1-200 FS1-500 FS1-1000 FS1-2000 FS1-5000 FS1-10K FS1-20K FS1-50K FSP-50 FSP-100 FSP-200 FSP-500FSP-1000FSH-1000 FSH-2000 FSH-5000 FSH-10K FSH-20K FSH-50KFSL-50 FSL-100 FSL-200 FSL-500 FSL-1000FSB1-100 FSB1-200 FSB1-500 FSB1-1000 FSB1-2000 FSB1-5000SC-PMSC-PMDSCD-1SCD-1DMKM-50 MKM-100 MKM-400MST-500 MST-1000 MST-2000DXH-5000DXH-10KDXH-20K-LDNW-100K DNW-200K DNW-300K DNW-400KCTM-2000 CTM-10000CTM-SH-L CTM-SH-P CTM-SH-S CTM-SH-T CTM-CC KXE-20KKXE-50K品牌 型號Schmidt 15140Schmidt 20381Schmidt 27311Schmidt 403569Schmidt 508520Schmidt 535279Schmidt 557186Schmidt 561372Schmidt 525050090Schmidt //AXX-10-PP EP-000000057-000//Pulse GenerSchmidt |CLUTCH|P 200.66.25.30 Schmidt |COUPLING|CPS23.1-10-22NSchmidt |COUPLING|CPS23.1-20N-22NSchmidt |UNIT|S22HKP13 13RSchmidt 0~6bar/24VDC(4~20mA) PVC ME6906MYYBY9M182 P/N:MG-000000543-000 Schmidt 03V001637Schmidt 0681 0272Schmidt 1 Load cell TZF 20 Schmidt 10045-20475 , couplingSchmidt 10069-35400Schmidt 10069-35400 type S115.5 Schmidt 11007-32830 Schmidt 11238 P 355.35Schmidt 11238-26922Schmidt 11786-3028Schmidt 11786-3028 P 1580.33 Φ60 Φ60Schmidt 136.2 roller with DT485 without BoxSchmidt 13VRSchmidt 13VR 5KN 26-40MM Schmidt 14R-8-2011 with related counterSchmidt 14V-RSchmidt 1580.33 d=60 d=60Schmidt 1580.33 d=60 d=60 VAL0250907Schmidt 1580.33 D1=D2=60Schmidt 15RF-07-2012Schmidt 16RSchmidt 16VR 12KN 28-60MMSchmidt 16VR parameters pressure 12KN, Stroke 28-60MM, deep throat 86MM, working height 120-350MMSchmidt 20151 CPS 10.2 Φ10 Φ10Schmidt 20151; CPS 10.2 Bohr. Beids. 10H7Schmidt 20154; CPS 10.2 Bohr. 10H7/12H7Schmidt 20226 CPS 14 ?12 ?12Schmidt 20226 slide adjustment encoder-control flex clutch 20226Schmidt 20266; CPS15.1 10K10KSchmidt 25-059-00 ,nr3-1412,12.5IbsSchmidt 27/100 40008404 Schmidt 28/38-38H7X80/25.4HSSchmidt 3843.AG5.069 521501-14112Schmidt 3RSchmidt 3r-03-2008 Schmidt 403 569Schmidt 403 570.02Schmidt 404 118Schmidt 404 119Schmidt 406 283.03Schmidt 406 284.10Schmidt 406 286.03Schmidt 406 521.03.13Schmidt 406 522.03.11Schmidt 407 181.13Schmidt 450 460Schmidt 450 461Schmidt 504 331Schmidt 504 331 Schmidt 505911-2Schmidt 521501-14112 Schmidt 531953 SS 20.415Schmidt 5-M-98/2-8082Schmidt 6089696,NFF 4.6/2 Stahl KL Dm 16N R+/-1.5mmSchmidt 6143084 Coupling SemiflexSchmidt 6143084,NFF 4.6/2 Stahl KL Dm 12N KL Dm2N R+/-1.5mm Schmidt 62-150-12with Block ISO 1Schmidt A080002Schmidt ANLAUFSCHEIBE PAW 52 P10Schmidt ART-NR:230012 LUEFTER DL21104RT Warennr. 85011093Schmidt AS 20-12X20XBSchmidt B 10 5Schmidt B10.9 see the pictureSchmidt bearing for B7.3 Schmidt Belt tension meter, Model : RPM-400Schmidt BK5/15/60/19/20Schmidt BUNDBUCHSE PAF 30260 P10Schmidt Cam 11 complete 406522.03.11 Schmidt cc-YQ-SH-JDSchmidt Clutch|CPS 8/1-06/06Schmidt CLUTCH|P 200.66.25.30Schmidt CLUTCH|P200.66.25.30Schmidt CLUTCH-CONTROLFLEX|CPS10/1-D8/D12Schmidt Control flex pg15m-5Schmidt Controlfex CPS15.1 6/10Schmidt Controlfex CPS15.1 6/20Schmidt CONTROLFLEX PG15M-5Schmidt CONTROLFLEXCOUPLING|CPS10/2-10K/10K20151Schmidt CONTROL-FLEX-COUPLING|CPS15/1-6-14Schmidt COUPLING CPS 15/1 10 10Schmidt coupling NSB13.9.19/5 A8.50/A10.60 430.000408 Schmidt coupling NSB13.9.19/5A8.50/A10.60Schmidt Coupling POWER GRIP GR56,D=1/2H7/20F7Schmidt COUPLING|CPS23.1-22N-22NSchmidt COUPLING|P280662530Schmidt CPS 10.1 8 8Schmidt CPS 10.1 Φ 10 Φ 10Schmidt CPS 10.2 D 6/D10 6H7X10H7X25X31Schmidt CPS 10/2- 6K-10KSchmidt CPS 10/2 BohrSchmidt CPS 10/2-10 -10 Nr 20151Schmidt CPS 14/1-10-22KSchmidt CPS 15.1 10 6 Schmidt CPS 15.1- 10/ 15Schmidt CPS 15.1 D10/D20Schmidt CPS 15.1 Φ6 Φ10Schmidt CPS 15.1 Φ6 Φ10 nr. 20241Schmidt CPS 15.1 Φ6 Φ20Schmidt CPS 15.1 φ6K φ10KSchmidt CPS 15.1 φ6K φ20KSchmidt CPS 15.2 10K 10KSchmidt CPS 15/1 12H7/12H7mmSchmidt CPS 15/1-6-20KSchmidt CPS 15/2-10 -10 Schmidt CPS 15/2-10 -10 ALSchmidt CPS 15/2-10 -12Schmidt CPS 15/2-10-10 main drive encoder coupling-control flex clutch CPS 15/2-10-10Schmidt CPS 15/2-10K-20KSchmidt CPS 15/2-14N/14NSchmidt CPS 22/2 14/6Schmidt CPS 23.1 ?10 ?22NSchmidt CPS 23.1 ?20N ?22NSchmidt CPS 23.1 ?22N ?22NSchmidt CPS 23.2 10 10 Art.-Nr. 20549Schmidt CPS 23.2 10X10,Nr.20549Schmidt CPS 30.1 32 32 22040Schmidt CPS 30.2 18K 40K Schmidt CPS 9.1 6K 6K Schmidt CPS 9/1 0606 SCHMIDT Schmidt CPS Elementsatz P15 R.45378Schmidt CPS Elementsatz P15 NR.45378Schmidt CPS10.1 Shaft 25 Shaft Length 25.5 Axis 12 and 4Schmidt CPS10.2 D6/D10Schmidt CPS10/1-10/10Schmidt CPS10/1-10K/10KSchmidt CPS10/1-10K/10K 20111Schmidt CPS10/1-10K/10K 20111 Schmidt CPS10/2-10k/10KSchmidt CPS10/2-10K/10K Schmidt CPS10/2-10K/10K 20151Schmidt CPS15.1 6 14 Schmidt CPS15.1- 10/ 18Schmidt CPS15.1- 11/ 18Schmidt CPS15.1- 18/ 18Schmidt CPS15.1 6mm 20mmSchmidt CPS15.1 φ6Kφ10K Nr:20241Schmidt CPS15.1 φ6Kφ20K Nr:20248Schmidt CPS15.1-&11Schmidt CPS15.1-12H7K-10H7KSchmidt CPS15.2Schmidt CPS15/2-10-14Schmidt CPS15/2-10K/10KSchmidt CPS15/2-10K/10K Schmidt CPS15/2-10K/18K Schmidt CPS15/2-10K/20KSchmidt CPS15/2-10K/20K 20390Schmidt CPS15/2-10K/20K 20390 Schmidt CPS15/2-10K/20N Schmidt CPS15/2-14N/14N Schmidt CPS15\2-10K/20N Schmidt CPS22/1-10K/25KSchmidt CPS23/1-10-25Schmidt CPS23/1-10-25 Schmidt CU-U204-GESchmidt DA CAPO-MINI 230V/50HZSchmidt DA CAPO-MINI GE02/220V/50HZSchmidt DHT ISchmidt DIN 16611,320-07383Schmidt DKG-1/24Schmidt DKG-1/24 G1/2 MS M12 1Schmidt DKG-1/24, MS, 1/2", M12x1Schmidt DN1-30K-L-BSchmidt DTBB-200-7Schmidt DTBB-200-7 Schmidt DTEB-2000Schmidt DTFB-200 Schmidt DTMB-1000Schmidt DTMB-1000-BSchmidt DTMB-1000-HSchmidt DTMB-1000H Schmidt DTMB-1000-H Schmidt DTMB-10KSchmidt DTMB-10K-BSchmidt DTMB-10K-L-BSchmidt DTMB-10K-STSchmidt DTMB-2000Schmidt DTMB-2000-HSchmidt DTMB-20KLSchmidt DTMB-20K-LSchmidt DTMB-20K-L Schmidt DTMB-2500Schmidt DTMB-3500 measuring head 65mmSchmidt DTMB-3500-C019Schmidt DTMB-3500-C019 C570-03361Schmidt DTMB-3500-C109Schmidt DTMB-3500-HSchmidt DTMB-5000Schmidt DTMB-5000-BSchmidt DTMB-5000-c0377Schmidt DTMB-500-HSchmidt DTMB-50K-L-V1Schmidt DTMX-1000Schmidt DTMX-1000 Schmidt DTMX-200Schmidt DTMX-50K-L-V1+EK0672+EBG510+SW-TI3Schmidt D-U204-ESchmidt DX2-1000Schmidt DX2-1000-M Schmidt DX2-200Schmidt DX2-2000Schmidt DX2-2000-EDMSchmidt DX2-200-G 20g-200g 66mmSchmidt DX2-20K-L-BSchmidt DX2-300CN Schmidt DX2-400Schmidt DX2-400-G 20-400g 66mmSchmidt DX2-400-H Schmidt DX2-500 0-500Schmidt DX2-5000Schmidt DX2-8000Schmidt DXB-5000-30 Schmidt E-000000126-000 MEMBRANVALVE/PP/610/15/D 78 54-1 VITONSchmidt EB-000000321-000Schmidt EK0603Schmidt EK-0603Schmidt EK0620Schmidt EK0640Schmidt ET2-100;2000M/MINSchmidt ETB-100Schmidt ETB-200Schmidt ETPB-100Schmidt ETPB-500Schmidt ETX-100Schmidt ETX-500Schmidt ew-000002381-000Schmidt F1370.66-40-55Schmidt F2700.33-65-65Schmidt F2700.66-55-55Schmidt FB-100NSchmidt FEDER A080002Schmidt FEDER A080002-Schmidt FL-000000234-000 Schmidt FLE* CPS 10/2.10H7Schmidt FLEX CPS 10/2Schmidt FLEX CPS 10/2 Bohr. 10H7/12H7 Schmidt FLEX CPS 10/2 Bohr. 10H7/12H7;50222Schmidt FLOODLIGHT PSH2001G-NH-GISchmidt Force sensor Schmidt 509507Schmidt FSL-50-A2Schmidt FTSchmidt G1/2? MS M12 1 Schmidt GK35/D12/D12Schmidt GR56 D=1/2H7/20F7Schmidt Hand level 403 570 02 Schmidt hans schmidt ZF2-12Schmidt HP 10FSchmidt HP 2.5Schmidt HP 2.5-FSchmidt HP 5Schmidt HPSCSchmidt HZP-13RFSchmidt J-200-BSchmidt JOINT SINGLE FLEX D24/19 6A-30C,P/N E30 D19-24Schmidt K1030738Schmidt KS1/1TFPW60-1 175Schmidt KS1/1TFPW60-1 175 with cylinder and sensorSchmidt KS1/1TFPW60-I175 without frame and cylinder) Order Nr 17 BL.175.1 3400A 1000V 10KHzSchmidt kupplungS150.66D20D20Schmidt M-05-311-HMSchmidt M100A02Schmidt MMS400/F1FB127 Schmidt MPN150Schmidt MS-0010-2VP Schmidt Microdosiersystem SHG 2000Schmidt NA74.36.70/3-A1-A1Schmidt NFF 4.6/2 Stahl KL Dm 12N KL Dm2N R+/-1.5mmSchmidt NFF 4.6/2 Stahl KL Dm 16N R+/-1.5mmSchmidt NKNFF4.7/4A7D20A7D20,6085247Schmidt NO.406 556Schmidt NO.422071 FOR NO.450Schmidt NO.509865 FOR NO. 450 Schmidt NSB 20.9.20/4.A1A1Schmidt NSB13.9.19/5 A8.50/A10.60Schmidt Nsb20.9.20/4-a1-a1 Nr.116-45-0/20/502Schmidt NSB4.(2+5).7/4A1A8.20Schmidt NSS20.9.20Schmidt NYLON-FILTER NR.21005Schmidt order No.10904;FLEX CPS 10/2 Bohr. beids. 10H7Schmidt O-ring schmidt 508062Schmidt P 200.66 Φ 25 Φ 30Schmidt P 200.66 Φ25 Φ30Schmidt P 200.66 Φ25 Φ30 10124Schmidt P 200.66.25.30Schmidt P 2880.55Schmidt P1580Schmidt P2880.55Schmidt PAF 30260 P10Schmidt PG15M-5Schmidt PG15M-5 Schmidt PM15M-5 Schmidt PRC3000Schmidt Press No.3R-100Schmidt Press No.3R-100 Schmidt press type 11Schmidt psh 1005QBSchmidt PSH 505 QBSchmidt PSH-157100Schmidt PSH-157502/SFSchmidt PSH-Q 1000DE-15 art.nr152120Schmidt PSH-Q 1000DE-15,Art,Nr.152120 Schmidt PT-100-LSchmidt R 1Schmidt R563011Schmidt Read head LMK-112-1-0 schmidt 509507Schmidt ROLLER D 80/ 900/ 910/ 970 JACKET DIAMETER: 80X3 JACKET LENGTH : 900CLAMPING LENGTH: 910 MATERIAL: ALMGSI O,5 JACKET MATERIAL: HART ELOXADIZED 50MY MATERIAL NO. : 3.3206 AXLE DIAMETER : 15H9 AXLE LENGTH : 970 MATERIAL : STAINLESS STEEL ( 1.4301)Schmidt RTM-400Schmidt RTM400 sn tr8482114 Schmidt S 115.55 10069Schmidt S 50-23x40xA,B F7 100NmSchmidt S115Schmidt S1350.55Schmidt S22-HKP13RF+407181.13 With return stroke lock µmeter screw &fineadjustmentSchmidt S22-HZP3R NR:3RSchmidt S22-HZP3R NR:3R SCHMIDT Schmidt S35.55Schmidt S35.66 16 16Schmidt S35.66D16D16,art,no.11449Schmidt Schmidt contrl flex coupling P.30Schmidt SCHMIDT SS 20.260 T 520999 wind sensorSchmidt Schmidt TEMPO ECE 45 720V170-SchmidtSchmidt see the photoSchmidt see the pictureSchmidt SEMIFLEX NFB 4.7/2 D17F7/17H7 Schmidt SEMIFLEX NFB7.12/4 SP?32 SP?32Schmidt SG30x70 Tmin:-20 Tmax:85 DKG-1/24G1/2 45XM1024XG15W12 311010220 Schmidt SKC 15-215040Schmidt SKC 55 INHALT:500GSchmidt software for DTMX-200Schmidt Spring 507553 Schmidt SS 20.016 300937Schmidt SS 20.260 506690-2 SN 000000814Schmidt SS 20.260 EDITION RENA 211315Schmidt SS 20.260 T 520999 SN:000001420Schmidt ss 20.260TSchmidt SS 20.260T Schmidt ss 20.410Schmidt ss 20.415Schmidt SS 20.415 531953-211111221Schmidt SS 20.415 NR:000000544Schmidt ss 20.60Schmidt SS 30-300 508520 U:19-30V OUT: 250MASchmidt SS20 260 506690Schmidt SS20 260 Nr:000000327Schmidt SS20.260Schmidt SS20.260 506690-1SN.00000032 Schmidt ss20.260 506690-2-25141Schmidt SS20.260 RENA EDITIONSchmidt ss20.260TSchmidt SS20.260T 520999Schmidt SS20.260T.Schmidt SS20.260T..Schmidt SS20.400 Schmidt SS20.400 518210-3-1-1-5-3-sSchmidt SS20.400 MESSBE. 0-1M/S OUT=4- 20mA,UB=24VDC 504 712-31251 Schmidt SS20.415 300mm Schmidt SS20.502 Nr.3004282532(mit Datenblatt) Schmidt SS20.60 506300Schmidt SS20.60/506 300-1-123 1200Schmidt SS20.600-16barSchmidt SS20.60-506300Schmidt SS20.650 524500-21X12210 (0-2M/S OUTPUT 4-20MA)Schmidt SS23.400 Schmidt stop bolt 406 325.02 Schmidt SUPPORT ROLLER 030 D=80X 950 ROL COAT HARD ANODIZED LAYER THICKNESS 30 ?M TUBE: 80/3 RL: 950MM AL: 1070MM AXLE ENDS: M12KOMPL. WITH 2 HEXAGONAL-NUTS M12 IN EACH CASE ACC. TO DIN 936 AND 2 DISKS ACC. TO DIN 125 IN EACH CASESchmidt SWS-40C-10X15Schmidt SWS-40C-10X15 Schmidt SWTI3Schmidt SW-TI3Schmidt TDE-U204-E(10-100S)Schmidt TDE-U204-E(1-10S)Schmidt TEM ISchmidt T-KK25Schmidt Toggle Press No.14VR Schmidt TS1-5000Schmidt TS1-5000-A2Schmidt TSB1-200-30-A2Schmidt TSB2-200-A3-20Schmidt TSB2-20K-232-15Schmidt TSH-5000-A2Schmidt TSH-5000-C option code A2 Schmidt TSH5000-CodeA2Schmidt TSL-E24-200Schmidt TT_3-X-160-1 rack pinion press 540 lbs force 0-6.29 ram stroke 3.386 throatSchmidt Typ 11Schmidt Typ 36/40;Nr.400177,03;Nr.0104Schmidt TYP:25-059-00,NR.3-1412Schmidt TYP11RSchmidt Type 5801 101316/7Schmidt TYPE CHT63B4 B5;Nr.1011-0091789XSchmidt Type of Schmidt cylinder:400065,04 FL Serial No. of Schmidt cylinder: 0017 Foce: 12.5KNSchmidt Type:SS20.410Schmidt Type:SS20.410 Tech.Data: messbe 0-1 m/s 24VDC output signal:4...20 mA Order No.: 507540 Schmidt UNIT|S22HZP3 3RSchmidt WB-000000036-000 Schmidt WDE-U204-ESchmidt YPE:ETPB-100, 0.00-100.00cNSchmidt YS-20Schmidt ZD2-200Schmidt ZD2-30-E1Schmidt ZED-500Schmidt ZEF-100Schmidt ZEF-100 target price 680Schmidt ZEF-100, tension range: 0.5-100.0CN, measuring head width: 43MM (hand-held)Schmidt ZEF-100-R10010Schmidt ZEF-200-KSchmidt ZEF-50Schmidt ZEF-500Schmidt ZF2-12, tension range: 1-12CN, measuring head width: 43MM (hand-held)Schmidt ZF2-20
常見問題
供應歐盟原裝進口HANS SCHMIDT的3000-ND張力計進口HANS SCHMIDT的3000-ND張力計訂購說明能為您提供的詢報價服務,代理幾十個品牌,提供幾百種品牌選型服務,銷售幾千種歐盟品牌產(chǎn)品,誠摯歡迎您來電咨詢
希而科 王 科希而科工業(yè)控制設備(上海)有限公司上海市浦東新區(qū)川沙王橋路999號中邦商務園1034-1035幢 T*E****L:(021)-20363008 F*A****X:(021)-20363108 手****機:18964582610 Q******Q: 28505942651、總部位于德國,享受德國本國企業(yè)的價格折扣,價格在市場上更具優(yōu)勢!2、德國公司集中采購,每天從德國空運發(fā)貨!3、產(chǎn)品可修或換,由我司跟廠家溝通!4、不易尋找品牌、小金額,我們同樣為您采購!5、只要是德國的產(chǎn)品,我們可以為您詢價并采購!6、我們需要的僅僅是廠家和型號信息!歐標,低價,堅固耐用,型號齊全。
●代理:Ahlborn Beck Honsberg Mankenberg ProxitronLambrecht Hoentzsch Aircom FSG Klaschka KralBTR SCHMIDT-KUPPLUNG ADZ STOERK WinkelmannAK Regeltechnik Henke-Sass Wolf
使用方法●優(yōu)勢供應:Burster(布瑞斯特)傳感器 Mahle(瑪勒)濾芯,過濾器Murr電源,模塊,連接器 Rexroth閥門,柱塞泵SCHNEIDER模塊,開關 Hawe(哈威)閥門,泵Kuebler編碼器 Sommer夾緊裝置PMA溫控器 Bucher閥門,泵MOOG閥門 DOLD開關Balluff(巴魯夫)接近開關,光電開關,位移傳感器Heidenhain(海德漢)編碼器,光柵尺Turck(圖爾克)接近開關,總線模塊Hydac(賀德克)溫度傳感器,濾芯Parker(派克)閥門,柱塞泵SIEMENS(西門子)6DD 7MLSuco(蘇克)變送器SCHMERSAL開關
合作單位傳感器:Pauly、Pomini、INTERNORMEN編碼器:LIKA、Huebner、 Fraba、L+B電機:Bauer、baumuller、DEMAG、WATT、EMOD、VEM泵閥類:EA、Linde、Janhs、GESTRA、Brinkmann、Knoll、DENISON 、Kracht、IMAVD、Voith其他:Beckhoff、PILZ、SCHUNK、Vahle、HBM、SIKO、IFM、Dopag、Fibro、Vogel、Phoenix
●控制模塊、隔離放大器、變送器、逆變器、變頻器、總線模塊、電容●流量開關、流量計、傳感器、接近開關、編碼器、光柵尺、讀數(shù)頭●絕緣檢測儀、遠程報警器、分析儀、數(shù)據(jù)采集器、溫控儀●電機、傳動軸、軸承、夾具、軸套、接頭、剎車片●伺服閥、泵閥、濾芯、密封圈、過濾器
代測服務常用型號:
全國貨期最短價格最低的進口貿(mào)易商,希而科王科無人可及報價,Q::Q:2850594265 全國貨期最短價格最低的進口貿(mào)易商,希而科王科無人可及報價,Q::Q:2850594265 全國貨期最短價格最低的進口貿(mào)易商,希而科王科無人可及報價,Q::Q:2850594265 全國貨期最短價格最低的進口貿(mào)易商,希而科王科無人可及報價,Q::Q:2850594265 全國貨期最短價格最低的進口貿(mào)易商,希而科王科無人可及報價,Q::Q:2850594265 全國貨期最短價格最低的進口貿(mào)易商,希而科王科無人可及報價,Q::Q:2850594265 全國貨期最短價格最低的進口貿(mào)易商,希而科王科無人可及報價,Q::Q:2850594265 全國貨期最短價格最低的進口貿(mào)易商,希而科王科無人可及報價,Q::Q:2850594265 全國貨期最短價格最低的進口貿(mào)易商,希而科王科無人可及報價,Q::Q:2850594265 全國貨期最短價格最低的進口貿(mào)易商,希而科王科無人可及報價,Q::Q:2850594265 全國貨期最短價格最低的進口貿(mào)易商,希而科王科無人可及報價,Q::Q:2850594265 常用型號 品牌 型號HANS SCHMIDT 10001SHANS SCHMIDT 10001SHANS SCHMIDT 10002SHANS SCHMIDT 10002SHANS SCHMIDT 10003SHANS SCHMIDT 10004RHANS SCHMIDT 10004SHANS SCHMIDT 10005SHANS SCHMIDT 10006SHANS SCHMIDT 10007SHANS SCHMIDT 10008SHANS SCHMIDT 10009SHANS SCHMIDT 10009SHANS SCHMIDT 10012SHANS SCHMIDT 10013SHANS SCHMIDT 10014SHANS SCHMIDT 10015SHANS SCHMIDT 20001AHANS SCHMIDT 20001RHANS SCHMIDT 20001SHANS SCHMIDT 20002AHANS SCHMIDT 20002RHANS SCHMIDT 20002SHANS SCHMIDT 20003RHANS SCHMIDT 20003RHANS SCHMIDT 20003SHANS SCHMIDT 20004SHANS SCHMIDT 20005SHANS SCHMIDT 20009SHANS SCHMIDT 20010BHANS SCHMIDT 20020RHANS SCHMIDT 20021RHANS SCHMIDT 20022RHANS SCHMIDT 20030BHANS SCHMIDT 20031BHANS SCHMIDT 230/10HANS SCHMIDT 230/100HANS SCHMIDT 230/103HANS SCHMIDT 230/140HANS SCHMIDT 230/38HANS SCHMIDT 230/50HANS SCHMIDT 240/100HANS SCHMIDT 3000-BAHANS SCHMIDT 3000-BDHANS SCHMIDT 3000-BDHANS SCHMIDT 3000-NAHANS SCHMIDT 3000-NDHANS SCHMIDT 30012KHANS SCHMIDT 30012KHANS SCHMIDT 30050KHANS SCHMIDT 30051KHANS SCHMIDT 30052KHANS SCHMIDT 30090KHANS SCHMIDT 30090KHANS SCHMIDT 30093KHANS SCHMIDT 30093KHANS SCHMIDT 30095KHANS SCHMIDT 35001WHANS SCHMIDT 35005WHANS SCHMIDT 40051IHANS SCHMIDT 50200CMHANS SCHMIDT 50200MHANS SCHMIDT 50202MHANS SCHMIDT 50204MHANS SCHMIDT 50205MHANS SCHMIDT 50206MHANS SCHMIDT 50207MHANS SCHMIDT 50208MHANS SCHMIDT 50209AMHANS SCHMIDT 50209BSMHANS SCHMIDT 50210MHANS SCHMIDT 50211MHANS SCHMIDT 50212MHANS SCHMIDT 50213MHANS SCHMIDT 50299MHANS SCHMIDT 50400MHANS SCHMIDT 50404MHANS SCHMIDT 50412MHANS SCHMIDT 50414MHANS SCHMIDT 50416MHANS SCHMIDT 50418MHANS SCHMIDT 50422MHANS SCHMIDT 50426MHANS SCHMIDT 50428MHANS SCHMIDT 50432MHANS SCHMIDT 50434MHANS SCHMIDT 55001HHANS SCHMIDT 55003HHANS SCHMIDT 55004HHANS SCHMIDT 55005HHANS SCHMIDT 55006HHANS SCHMIDT 60001MHANS SCHMIDT 60002MHANS SCHMIDT 60003MHANS SCHMIDT 60004MHANS SCHMIDT 60005MHANS SCHMIDT 60007MHANS SCHMIDT 60008MHANS SCHMIDT 60009MHANS SCHMIDT 99901RHANS SCHMIDT 99901WHANS SCHMIDT 99902WHANS SCHMIDT 99903WHANS SCHMIDT 99904WHANS SCHMIDT CA-F10T6HANS SCHMIDT CA-F6T10HANS SCHMIDT CB-101HANS SCHMIDT CB-104HANS SCHMIDT CB-108HANS SCHMIDT CB-203HANS SCHMIDT CB-204HANS SCHMIDT CB-208HANS SCHMIDT CB-301HANS SCHMIDT CB-304HANS SCHMIDT CB-308HANS SCHMIDT CB-501HANS SCHMIDT CB-501-OpenHANS SCHMIDT CB-504HANS SCHMIDT CB-508HANS SCHMIDT CB-518HANS SCHMIDT CB-601HANS SCHMIDT CB-704HANS SCHMIDT CB-705HANS SCHMIDT CB-706HANS SCHMIDT CB-707HANS SCHMIDT CB-718HANS SCHMIDT CB-728HANS SCHMIDT CB-808HANS SCHMIDT CB-908HANS SCHMIDT CH-5000NHANS SCHMIDT CH-500NHANS SCHMIDT CH-50UHANS SCHMIDT COF-10NHANS SCHMIDT COF-10N-VHANS SCHMIDT COF-2NHANS SCHMIDT COF-2N-VHANS SCHMIDT CP-150NHANS SCHMIDT CW-5000NHANS SCHMIDT CW-500NHANS SCHMIDT D-2000-FHANS SCHMIDT D-2000-G1HANS SCHMIDT D-2000-G2HANS SCHMIDT D-2000-GiHANS SCHMIDT D-2000-HYHANS SCHMIDT D-2000-LHANS SCHMIDT D-2000-NWHANS SCHMIDT D-2000-PHANS SCHMIDT D-2000-THANS SCHMIDT D-2000-V1HANS SCHMIDT D-2000-V2HANS SCHMIDT D-2010-FHANS SCHMIDT D-2010-G1HANS SCHMIDT D-2010-GiHANS SCHMIDT D-2010-HYHANS SCHMIDT D-2010-LHANS SCHMIDT D-2010-NWHANS SCHMIDT D-2010-PHANS SCHMIDT D-2010-THANS SCHMIDT D-2010-V1HANS SCHMIDT D-2010-V2HANS SCHMIDT D-2020-FHANS SCHMIDT D-2020-G1HANS SCHMIDT D-2020-GiHANS SCHMIDT D-2020-HYHANS SCHMIDT D-2020-LHANS SCHMIDT D-2020-NWHANS SCHMIDT D-2020-PHANS SCHMIDT D-2020-THANS SCHMIDT D-2020-V1HANS SCHMIDT D-2020-V2HANS SCHMIDT DD-200-LHANS SCHMIDT DD-200-THANS SCHMIDT DD-200-VHANS SCHMIDT DD-300-LHANS SCHMIDT DD-300-THANS SCHMIDT DD-300-VHANS SCHMIDT DD-500-LHANS SCHMIDT DD-500-THANS SCHMIDT DD-500-VHANS SCHMIDT DD-50-LHANS SCHMIDT DD-50-THANS SCHMIDT DD-50-VHANS SCHMIDT DF-60HANS SCHMIDT DHT-1HANS SCHMIDT DM-2000NHANS SCHMIDT DM-820HANS SCHMIDT DM-820-1HANS SCHMIDT DM-830HANS SCHMIDT DM-830-1HANS SCHMIDT DM-835HANS SCHMIDT DM-840HANS SCHMIDT DM-850HANS SCHMIDT DM-850-1HANS SCHMIDT DM-865HANS SCHMIDT DM-865-1HANS SCHMIDT DMD-3HANS SCHMIDT DMD-3-1HANS SCHMIDT DMD-820HANS SCHMIDT DMD-820-1HANS SCHMIDT DMD-830-1-FHANS SCHMIDT DMD-830-FHANS SCHMIDT DMD-850-1-FHANS SCHMIDT DMD-850-FHANS SCHMIDT DM-ETM-001HANS SCHMIDT DM-ETM-200HANS SCHMIDT DM-ETM-300HANS SCHMIDT DM-ETM-500HANS SCHMIDT DMH-3-1HANS SCHMIDT DMH-820-1HANS SCHMIDT DMH-830-1-FHANS SCHMIDT DMH-830-FHANS SCHMIDT DMH-850-1-FHANS SCHMIDT DMH-850-FHANS SCHMIDT DP-1VRHANS SCHMIDT DP-230HANS SCHMIDT DP-PHANS SCHMIDT DPU-1000NHANS SCHMIDT DPU-10kNHANS SCHMIDT DPU-20kNHANS SCHMIDT DPU-2NHANS SCHMIDT DS2-1000NHANS SCHMIDT DS2-200NHANS SCHMIDT DS2-20NHANS SCHMIDT DS2-2NHANS SCHMIDT DS2-500NHANS SCHMIDT DS2-50NHANS SCHMIDT DS2-5NHANS SCHMIDT DSL-200HANS SCHMIDT DSL-300HANS SCHMIDT DSL-300-THANS SCHMIDT DSL-600HANS SCHMIDT DT-105AHANS SCHMIDT DT-105A-12CHANS SCHMIDT DT-105ASHANS SCHMIDT DT-105AS,HANS SCHMIDT DT-105AS,HANS SCHMIDT DT-107AHANS SCHMIDT DT-107A-12CHANS SCHMIDT DT-107ASHANS SCHMIDT DT-205LHANS SCHMIDT DT-205L,HANS SCHMIDT DT-205L,HANS SCHMIDT DT-205L,HANS SCHMIDT DT-205L,HANS SCHMIDT DT-205LSHANS SCHMIDT DT-207LHANS SCHMIDT DT-207LSHANS SCHMIDT DT-207LS,HANS SCHMIDT DT-207LS,HANS SCHMIDT DT-311NHANS SCHMIDT DT-315NHANS SCHMIDT DT-400HANS SCHMIDT DT-DC-13HANS SCHMIDT DT-DC-13HANS SCHMIDT DT-DC-4HANS SCHMIDT DT-DC-4HANS SCHMIDT DT-DC-6.5HANS SCHMIDT DT-DC-6.5HANS SCHMIDT DT-DC-6.5SUSHANS SCHMIDT DT-DC-6.5SUSHANS SCHMIDT DT-STHANS SCHMIDT DT-STHANS SCHMIDT DT-ST-01HANS SCHMIDT DT-ST-01HANS SCHMIDT DT-ST-02HANS SCHMIDT DT-ST-02HANS SCHMIDT DT-TBHANS SCHMIDT DT-TBHANS SCHMIDT DT-TB-01HANS SCHMIDT DT-TB-01HANS SCHMIDT DT-TB-02HANS SCHMIDT DT-TB-02HANS SCHMIDT DTX2A,HANS SCHMIDT DTX2A,HANS SCHMIDT DTXAHANS SCHMIDT DTXA-10NHANS SCHMIDT DTXA-10NHANS SCHMIDT DTXA-10N-ZHANS SCHMIDT DTXA-10N-ZHANS SCHMIDT DTXA-2NHANS SCHMIDT DTXA-2NHANS SCHMIDT DTXA-2N-ZHANS SCHMIDT DTXA-2N-ZHANS SCHMIDT DTXA-5NHANS SCHMIDT DTXA-5NHANS SCHMIDT DTXA-5N-ZHANS SCHMIDT DTXA-5N-ZHANS SCHMIDT DTXS-10NHANS SCHMIDT DTXS-10NHANS SCHMIDT DTXS-10N-ZHANS SCHMIDT DTXS-10N-ZHANS SCHMIDT DTXS-2NHANS SCHMIDT DTXS-2NHANS SCHMIDT DTXS-2N-ZHANS SCHMIDT DTXS-2N-ZHANS SCHMIDT DTXS-5NHANS SCHMIDT DTXS-5NHANS SCHMIDT DTXS-5N-ZHANS SCHMIDT DTXS-5N-ZHANS SCHMIDT EK0630HANS SCHMIDT EK0631HANS SCHMIDT F-1000-30HANS SCHMIDT FA-plusHANS SCHMIDT FB-100NHANS SCHMIDT FB-10NHANS SCHMIDT FB-200NHANS SCHMIDT FB-20NHANS SCHMIDT FB-300NHANS SCHMIDT FB-30NHANS SCHMIDT FB-500NHANS SCHMIDT FB-50NHANS SCHMIDT FC-100HANS SCHMIDT FC-20HANS SCHMIDT FC-21HANS SCHMIDT FC-21UHANS SCHMIDT FC-21UQHANS SCHMIDT FC-40HANS SCHMIDT FC-41UHANS SCHMIDT FD-1000-30-3HANS SCHMIDT FD-200-25HANS SCHMIDT FD-50HANS SCHMIDT FD-50-RHANS SCHMIDT FD-50-ROHANS SCHMIDT FGC-CCHANS SCHMIDT FGJN-2HANS SCHMIDT FGJN-20HANS SCHMIDT FGJN-5HANS SCHMIDT FGJN-50HANS SCHMIDT FGP-0.2HANS SCHMIDT FGP-0.5HANS SCHMIDT FGP-1HANS SCHMIDT FGP-10HANS SCHMIDT FGP-100HANS SCHMIDT FGP-2HANS SCHMIDT FGP-20HANS SCHMIDT FGP-5HANS SCHMIDT FGP-50HANS SCHMIDT FGP-USBHANS SCHMIDT FOH-1HANS SCHMIDT FP-50HANS SCHMIDT FP-51HANS SCHMIDT FR-ES-60-20JHANS SCHMIDT FR-HNHANS SCHMIDT FR-JS-100HANS SCHMIDT FR-JS-50HANS SCHMIDT FR-KS-60-2030JHANS SCHMIDT FR-SR-20SHANS SCHMIDT FRT-100NHANS SCHMIDT FRT-50NHANS SCHMIDT FRT-5NHANS SCHMIDT FSA-0.5K2-2NHANS SCHMIDT FSA-1K2-1000NHANS SCHMIDT FSA-1K2-2NHANS SCHMIDT FSA-1KE-1000NHANS SCHMIDT FSA-1KE-2NHANS SCHMIDT FSA-2.5K2-1000NHANS SCHMIDT FSA-2.5K2-2500NHANS SCHMIDT FSA-2.5K2-500NHANS SCHMIDT FSA-MSL-2NHANS SCHMIDT FS-HA-20JHANS SCHMIDT GA-10HANS SCHMIDT GA-5000HANS SCHMIDT GC-100HANS SCHMIDT GC-1100HANS SCHMIDT GC-1200HANS SCHMIDT GC-15HANS SCHMIDT GC-15-10HANS SCHMIDT GC-30HANS SCHMIDT GC-5HANS SCHMIDT GC-5000HANS SCHMIDT GC-60HANS SCHMIDT GF-1HANS SCHMIDT GF-2HANS SCHMIDT GP-15HANS SCHMIDT GP-30HANS SCHMIDT GR-2000HANS SCHMIDT GR-30HANS SCHMIDT Griff,HANS SCHMIDT GT-10HANS SCHMIDT GT-20HANS SCHMIDT GT-2000HANS SCHMIDT GT-30HANS SCHMIDT GTW-50LHANS SCHMIDT GTW-50RHANS SCHMIDT HP-10HANS SCHMIDT HP-10-FHANS SCHMIDT HP-2.5HANS SCHMIDT HP-2.5-FHANS SCHMIDT HP-5HANS SCHMIDT HP-5-FHANS SCHMIDT HP-PHANS SCHMIDT HP-P20HANS SCHMIDT HP-P20HANS SCHMIDT HP-P20HANS SCHMIDT HP-P20-100HANS SCHMIDT HP-P20-100HANS SCHMIDT HP-P20-100HANS SCHMIDT HP-PRHANS SCHMIDT HP-PTHANS SCHMIDT HP-PTHANS SCHMIDT HPSAHANS SCHMIDT HPSAOHANS SCHMIDT HPSA-R20-MHANS SCHMIDT HPSA-R35-MHANS SCHMIDT HPSA-R55-MHANS SCHMIDT HPSBHANS SCHMIDT HPSCHANS SCHMIDT HPSDHANS SCHMIDT HPSDOHANS SCHMIDT HPSOHANS SCHMIDT HT-9.5SQHANS SCHMIDT HT-AD-M10HANS SCHMIDT HT-DBHHANS SCHMIDT HT-DC-13HANS SCHMIDT HT-DC-4HANS SCHMIDT HT-DC-6.5HANS SCHMIDT HT-DC-6.5SUSHANS SCHMIDT HTGA,HANS SCHMIDT HTGA,HANS SCHMIDT HTGA-0.5NHANS SCHMIDT HTGA-10NHANS SCHMIDT HTGA-2NHANS SCHMIDT HTGA-5NHANS SCHMIDT HTGS,HANS SCHMIDT HTGS-0.5NHANS SCHMIDT HTGS-10NHANS SCHMIDT HTGS-2NHANS SCHMIDT HTGS-5NHANS SCHMIDT HTM-100MHANS SCHMIDT HTM-500MHANS SCHMIDT HT-STHANS SCHMIDT HT-ST-01HANS SCHMIDT HT-ST-02HANS SCHMIDT HV-1000NHANS SCHMIDT HV-3000NHANS SCHMIDT HV-500NHANS SCHMIDT IPT200-20NHANS SCHMIDT IPT200-50NHANS SCHMIDT IPT200-5NHANS SCHMIDT J-100HANS SCHMIDT J-15HANS SCHMIDT J-200HANS SCHMIDT J-200-30HANS SCHMIDT J-300HANS SCHMIDT J-300-30HANS SCHMIDT J-400HANS SCHMIDT J-400-30HANS SCHMIDT J-45HANS SCHMIDT J-50HANS SCHMIDT J-50-RHANS SCHMIDT J-50-ROHANS SCHMIDT J-50-RSHANS SCHMIDT J-50-RSOHANS SCHMIDT J-50-WHANS SCHMIDT JA-50HANS SCHMIDT JD-100HANS SCHMIDT JD-200HANS SCHMIDT JD-200-25HANS SCHMIDT JD-50HANS SCHMIDT JD-50-RHANS SCHMIDT JD-50-ROHANS SCHMIDT JD-50-WHANS SCHMIDT K1HANS SCHMIDT K-100HANS SCHMIDT K-15HANS SCHMIDT K-200HANS SCHMIDT K-300HANS SCHMIDT K-400HANS SCHMIDT K-50HANS SCHMIDT K-50-2HANS SCHMIDT K-50-3HANS SCHMIDT K-50-5HANS SCHMIDT KA-50HANS SCHMIDT KC-100HANS SCHMIDT KC-1001HANS SCHMIDT KC-5000HANS SCHMIDT KV-50NHANS SCHMIDT KWS-2000HANS SCHMIDT KWS-20KHANS SCHMIDT KWS-500HANS SCHMIDT LC-500NHANS SCHMIDT LDT-1HANS SCHMIDT LH-500NHANS SCHMIDT LM-10kNHANS SCHMIDT LM-5000N/20kNHANS SCHMIDT LM-5NHANS SCHMIDT LMCHANS SCHMIDT LMC-VHANS SCHMIDT LMIHANS SCHMIDT LMI-VHANS SCHMIDT LMT-1000NHANS SCHMIDT LMU-50NHANS SCHMIDT LTS-0.5NHANS SCHMIDT LU-50NHANS SCHMIDT MDM-815-1HANS SCHMIDT MDM-820-1HANS SCHMIDT MDM-830-1-FHANS SCHMIDT MDM-835-FHANS SCHMIDT MDM-840-FHANS SCHMIDT MH-1000NHANS SCHMIDT MH2-500HANS SCHMIDT MH-300HANS SCHMIDT MP-SHANS SCHMIDT MS-1HANS SCHMIDT MSF-50NHANS SCHMIDT MSL-50NHANS SCHMIDT MT-AD-M10HANS SCHMIDT MT-DC-13HANS SCHMIDT MT-DC-4HANS SCHMIDT MT-DC-6.5HANS SCHMIDT MT-DC-6.5SUSHANS SCHMIDT MT-EXTHANS SCHMIDT MTS-10NHANS SCHMIDT MTS-10N-2LHANS SCHMIDT MTS-10N-2L-RAHANS SCHMIDT MTS-10N-LHANS SCHMIDT MTS-10N-L-RAHANS SCHMIDT MTS-10N-RAHANS SCHMIDT MTS-RA:HANS SCHMIDT MT-STHANS SCHMIDT MT-ST-01HANS SCHMIDT MT-ST-02HANS SCHMIDT MT-TBHANS SCHMIDT MX-1000NHANS SCHMIDT MX2-1000NHANS SCHMIDT MX2-2500NHANS SCHMIDT MX2-500NHANS SCHMIDT MX-5000NHANS SCHMIDT MX-500NHANS SCHMIDT P180-200NHANS SCHMIDT P45-50NHANS SCHMIDT P90-200NHANS SCHMIDT PC-5040HANS SCHMIDT PC-5060HANS SCHMIDT PC-5100HANS SCHMIDT PG-2HANS SCHMIDT PG-3HANS SCHMIDT PG-4HANS SCHMIDT PG-5HANS SCHMIDT PGC-0505HANS SCHMIDT PGC-0510HANS SCHMIDT PGC-2530HANS SCHMIDT PGC-AD6HANS SCHMIDT PGC-BCHANS SCHMIDT PH-100AHANS SCHMIDT PH-200LHANS SCHMIDT PH-200LCHANS SCHMIDT PN-50NHANS SCHMIDT PR-2500NHANS SCHMIDT PR-500HANS SCHMIDT PS-100NHANS SCHMIDT PS-10NHANS SCHMIDT PS-200NHANS SCHMIDT PS-20NHANS SCHMIDT PS-300NHANS SCHMIDT PS-30NHANS SCHMIDT PS-500NHANS SCHMIDT PS-50NHANS SCHMIDT PSH-1000NHANS SCHMIDT PSH-2000NHANS SCHMIDT PSH-3000NHANS SCHMIDT PSHPHANS SCHMIDT PSHS-V1HANS SCHMIDT QFP45-100NHANS SCHMIDT QLED-118HANS SCHMIDT QLED-40HANS SCHMIDT RDS-1000HANS SCHMIDT RecorderHANS SCHMIDT RecorderHANS SCHMIDT RFB-750HANS SCHMIDT RMP-30HANS SCHMIDT RMU-30HANS SCHMIDT RMU-50HANS SCHMIDT RMU-75HANS SCHMIDT RSHANS SCHMIDT RZTA-1000HANS SCHMIDT S-40HANS SCHMIDT S-60HANS SCHMIDT SC-3HANS SCHMIDT SC-8HANS SCHMIDT SH-1000NHANS SCHMIDT SH-3000NHANS SCHMIDT SHT-5NHANS SCHMIDT SQ-5030HANS SCHMIDT SQ-5075HANS SCHMIDT SQ-5150HANS SCHMIDT SR-1HANS SCHMIDT ST-01PHANS SCHMIDT ST-01PHANS SCHMIDT ST-01PHANS SCHMIDT ST-02PHANS SCHMIDT ST-02PHANS SCHMIDT ST-02PHANS SCHMIDT SVH-1000NHANS SCHMIDT SVL-1000NHANS SCHMIDT SW-10HANS SCHMIDT SW-11HANS SCHMIDT SW-20HANS SCHMIDT SW-21HANS SCHMIDT SW-22HANS SCHMIDT SW-22HANS SCHMIDT SW-23HANS SCHMIDT SW-50HANS SCHMIDT SW-50HANS SCHMIDT SW-50HANS SCHMIDT SW-50HANS SCHMIDT TA-00HANS SCHMIDT TA-01HANS SCHMIDT TA-02HANS SCHMIDT TA-03HANS SCHMIDT TA-04HANS SCHMIDT TB-01PHANS SCHMIDT TB-01PHANS SCHMIDT TB-02PHANS SCHMIDT TB-02PHANS SCHMIDT TB-PHANS SCHMIDT TB-PHANS SCHMIDT TB-SPHANS SCHMIDT TB-SPHANS SCHMIDT TEMHANS SCHMIDT TEM-IHANS SCHMIDT TH-1000NHANS SCHMIDT TH-5000NHANS SCHMIDT TIP90-100NHANS SCHMIDT TKS-20NHANS SCHMIDT TKS-250NHANS SCHMIDT TS-5000NHANS SCHMIDT X-Y-500NHANS SCHMIDT YS-105HANS SCHMIDT YS-20HANS SCHMIDT YS-FHANS SCHMIDT YS-TRHANS SCHMIDT ZTA-1000NHANS SCHMIDT ZTA-100-DPUHANS SCHMIDT ZTA-100NHANS SCHMIDT ZTA-10K-DPUHANS SCHMIDT ZTA-2000-DPUHANS SCHMIDT ZTA-200-DPUHANS SCHMIDT ZTA-200NHANS SCHMIDT ZTA-20-DPUHANS SCHMIDT ZTA-20K-DPUHANS SCHMIDT ZTA-20NHANS SCHMIDT ZTA-2500NHANS SCHMIDT ZTA-2-DPUHANS SCHMIDT ZTA-2NHANS SCHMIDT ZTA-5000-DPUHANS SCHMIDT ZTA-5000NHANS SCHMIDT ZTA-500-DPUHANS SCHMIDT ZTA-500NHANS SCHMIDT ZTA-50-DPUHANS SCHMIDT ZTA-50NHANS SCHMIDT ZTA-5-DPUHANS SCHMIDT ZTA-5NHANS SCHMIDT ZTA-DM-2000NHANS SCHMIDT ZTA-RDM-2000NHANS SCHMIDT ZTS-1000-DPUHANS SCHMIDT ZTS-1000NHANS SCHMIDT ZTS-100-DPUHANS SCHMIDT ZTS-100NHANS SCHMIDT ZTS-10K-DPUHANS SCHMIDT ZTS-2000-DPUHANS SCHMIDT ZTS-200-DPUHANS SCHMIDT ZTS-200NHANS SCHMIDT ZTS-20-DPUHANS SCHMIDT ZTS-20K-DPUHANS SCHMIDT ZTS-20NHANS SCHMIDT ZTS-2500NHANS SCHMIDT ZTS-2-DPUHANS SCHMIDT ZTS-2NHANS SCHMIDT ZTS-5000-DPUHANS SCHMIDT ZTS-5000NHANS SCHMIDT ZTS-500-DPUHANS SCHMIDT ZTS-500NHANS SCHMIDT ZTS-50-DPUHANS SCHMIDT ZTS-50NHANS SCHMIDT ZTS-5-DPUHANS SCHMIDT ZTS-5NHANS SCHMIDT ZTS-DM-2000NHANS SCHMIDT ZTS-DPU,HANS SCHMIDT ZTS-RDM-2000N
真空表型負壓計(真空表的精度為2.5級):
測量范圍:0—85Kpa;
精度:2.5Kpa;
靈敏度:儀器的靈敏度決定于負壓表的代換容量(單位水量變化引起負壓值的變化)和陶土頭的透水速度。儀器的靈敏度直接影響著測定的平衡時間,當然平衡時間還取決于儀器的除氣程度,土壤的濕度狀況及土壤脫吸水分的過程等因素。
儀器按入土深度分為三種,30cm,50 cm,70 cm。如使用單位需要特定的長度可與我公司聯(lián)系定制。
三、使用方法
儀器安裝:出廠前儀器已安裝好,可以直接使用。
如果出廠時沒有安裝好時,則儀器必須先除氣:步驟如下:
1、將自來水煮沸20分鐘后,放置冷卻備用。
2、開啟集氣管的蓋子,并將儀器傾斜,用塑料瓶徐徐注入經(jīng)煮沸后冷卻的無氣水,直到加滿為止,儀器直立10—20分鐘(不要加蓋子),讓水把陶土管濕潤,并見水從陶土頭表面滴出。
3、再將儀器注滿無氣水,用干布或吸水性能好的紙從陶土頭表面吸水(或在注水中處塞入一個插有注射針頭的橡皮器,用注射器進行抽氣,抽氣時注意針尖必需穿過橡皮塞并伸入儀器內(nèi)部。同時用左手頂住橡皮塞,不讓其松動漏氣)。此時,可以看到真空表的指針,指向40 Kpa左右,并有氣泡從真空表內(nèi)逸出,逐漸聚集在集氣管中。緩緩拔去塞子,讓真空表指針緩慢退回零位。繼續(xù)將儀器注滿無氣水,仍用上述方法進行抽氣。這樣重復3-4次,真空表內(nèi)的空氣即可除去大部份。
4、將儀器注滿無氣水,加上塞子,加以密封,并將儀器直立,讓陶土管在空氣中蒸發(fā),約二小時后,即可見真空表的指針指向40 Kpa或更高。此時從陶土管真空表塑料管及集氣管中會有埋藏的氣泡逸出,同時,輕輕將儀器上下倒置,使氣泡集中到集氣管中。
5、將陶土管浸入無氣水中,此時,可見真空表指針回零,打開蓋子,重新注滿無氣水,加上蓋子,再讓陶土管在空氣中蒸發(fā)。此時,真空表的指針可升至50 Kpa或更高。同時輕輕將儀器上下倒置,收集逸出的空氣。
6、按以上步驟進行2-3次,每進行一次之后真空表的指針可升得更高,直到指針達到60 Kpa時將陶土管浸入無氣水中,真空指針轉動回零。打開蓋子,注滿水,蓋子蓋緊,將陶土管浸在無氣水中備用。
零位校正:儀器密封后,真空表至測點(陶土頭中部)間存在一個靜水壓力值,如作精確測量,此靜水壓力差應予以消除,這就需要進行零位校正。
校正方法:儀器灌水后即在空氣中蒸發(fā),使負壓升至20 Kpa左右時,將陶土管的一半浸入水中,靜后真空表指針緩緩回零,直到不動。此時的讀數(shù)即為儀器的零位校正值。測量值減去零位校正值就是測點的土壤吸力。
現(xiàn)場安裝:在需要測量土壤吸力的地方,以一直徑相當于陶土管的鉆孔器開孔到待測的深度(以陶土頭中心計算),倒入少許泥漿,垂直插入儀器,使陶土管與土壤緊密接觸,然后將周圍填土搗實(切勿踩實),以免雨水沿管壁周圍松土下滲到測點,致使測量不準。
數(shù)據(jù)采集:儀器安裝好24小時之后,便可進行數(shù)據(jù)采集。土壤水吸力受溫度、容重等影響,應注意不要踩實儀器周圍的土壤,盡量在溫度變化小的時間采集(最好在清晨)以避免測點和儀器因溫度不同而造成的誤差。如對數(shù)據(jù)懷疑,可輕輕叩打具空表,以消除可能產(chǎn)生的摩擦力。
水分測定:土壤濕度計是測定土壤某個測點上的土壤吸力值,安裝時須將陶土頭的中部放在該被測點的位置上。儀器的量程為85 Kpa,超過此限度時,儀器因陶土管壁的水膜破裂而漏氣,使儀器失去作用。
將連續(xù)采集的土壤吸力讀值繪到坐標紙上,所繪成的曲線是灌溉、排水極好的參考資料。
儀器的真空表刻度采用國家公布的度量衡標準,其單位為千帕斯卡(Kpa)。
單位換算:1000 Kpa=1巴=1000毫巴=75.01厘米汞柱=1020厘米水柱
四、定期檢查
1、儀器在使用過程中,必須定期檢查集氣管中的空氣容量,如果空氣容量超過集氣管容積的一半,必須重新補滿水,補水時不要拔出儀器,也不要搖動儀器,只要緩緩擰開蓋子,用無氣水灌滿。若在操作過程中,陶土管與原來接觸的土壤松動,應在附近重新打孔,重新安裝。
2、一般來講,如埋設前儀器中的空氣基本除凈,且土壤的濕度在儀器的測量范圍內(nèi),則可以連續(xù)維持10-25天,不必重新加水。
五、注意事項
1、陶土頭切忌油污,以免堵塞微孔,使儀器失靈。
2、儀器的量程為85 Kpa,超過此限度時,儀器因陶土管壁的水膜破裂而漏氣,使儀器失去作用。
3、開盒子時,應緩緩打開,否則,真空表指針因壓力差突然消失而猛撞0點檔柱,容易造成真空表內(nèi)油絲(鐘表油絲)損壞,使真空表失靈。
4、蓋蓋子時,應緩緩擰入,將多余水從陶土頭滲出。切不可將橡皮塞快速按入儀器內(nèi),否則,儀器內(nèi)將產(chǎn)生高的正壓力,使真空表損壞,傳感器損壞。
5、當氣溫下降到冰點前,應將埋設在室外的儀器撤回,以免凍裂。
附件一:
植物需澆水時土壤吸力范圍(供參考)
種 類 |
花卉 | 濕生花卉類: 熱帶蘭類;火鶴花;鳳梨科花卉;秋海棠類;觀音蓮;水晶花燭;鐵線蕨屬;扇葉鳳尾蕨。 | 紫薇;八仙花;玉蘭;金絲桃;杜鵑;金蓮花;白玉常春藤;細葉卷柏。 | 牡丹;桂花;月季;薔薇;櫻花;木槿;西府海棠;無花果;金銀花;茶花;茉莉花;常春藤(日本);鳥巢卷柏。 | 耐旱花卉類: 仙人掌類;景天科花卉;龍舌蘭科;虎尾蘭屬花卉;黃邊短葉竹蕉;臘梅。 |
蔬菜 果樹 | 黃瓜(溫室); 善茄(溫室) 小青菜等葉菜類蔬菜;草莓。 | 芹菜;青椒;黃瓜;甜瓜;露地蕃茄;柑桔;果實膨大期的梨、蘋果。 | 豌豆;馬鈴薯;檸檬;葡萄;香蕉。
| 卷心菜;萵苣;洋蔥;胡蘿卜;花椰菜;園榧;鱷梨;蘋果;梨。 | |
其它作物 |
| 茶葉。 | 煙草;甘蔗;草皮草。 | 玉米;小麥;大麥;小米;牧草;高梁 | |
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產(chǎn)品合格證
產(chǎn)品名稱 | 土壤濕度計(張力計) |
產(chǎn)品型號 | 負壓式真空表型 |
檢驗員 | 檢字 |
日期 | 2007年 月 日 |
附件二:
土壤水分特性曲線的測定
土壤水分特性曲線(又稱特征曲線,持水曲線)是土壤水吸力土壤含水量的關系曲線。由于土壤性質、狀態(tài)各異,不同土壤具有各自的水分特性曲線。土壤水分干濕過程的特性曲線不相重合(滯后現(xiàn)象),就某一土壤而言就是脫水、吸水兩條不同過程的特性曲線,特性曲線的測定可在田間進行,也可以采樣在室內(nèi)進行。
田間測定法:田間埋設張力計,于不同土壤水吸力時,在張力計附近的同樣深度,采樣測定土壤含水量,記錄下濕潤或干燥過程,逐漸積累起資料,再繪制曲線。
室內(nèi)測定法:(以汞柱型土壤溫度計為例)準備好特制的支架,支架上安裝張力計,張力計上要帶有容量刻度,汞柱管要事先量好容積,陶土管要調節(jié)到所需高度,并經(jīng)除氣處理。將陶土管浸泡在水中,水面達到陶土管的中心位置,讀取汞柱左邊高度(h1),移去盛水容器,擦去陶土管外水漬,迅速稱取整套裝置重量(g2)。用容重環(huán)刀(g1)從田間采回土樣,放在支架上,將陶土管埋在土樣中,先進行脫水過程的測定。測定須在恒溫條件下進行,將土壤浸泡在水中,直至飽和。移去盛水容器,擦去環(huán)刀外壁及支架上的水漬,記錄汞柱高度(h1·h2),并將整套連同環(huán)刀、土樣一并稱重(g3)。讓土樣自然蒸發(fā),在蒸發(fā)過程中逐日記錄汞柱高度,同時稱重。當集氣室中聚有氣泡時,亦應記錄下氣泡容量,但不必除氣,干燥過程一直測至640毫米汞柱為止。然后進行吸水過程的測定,向土面加少量水,用塑料紙封住土面,讓水分逐漸均勻分布土中。次日,掀去塑料紙進行測定,測定完再加水,覆蓋塑料紙,待水分平衡,下一日再進行測定。如此重復,直到土樣飽和為止。取出陶土管,陶土管和環(huán)刀上的土要全部刮出,將土樣烘干(105℃)稱重(g)。結果計算:
土壤水吸力按前面講的方法進行計算。
土壤含水量計算公式如下:
g3-( g2+ g1+g-g4)
W%= X100%
g
式中W為土壤含水量(%);
g為干土重(g);g1為環(huán)刀重(g);g2為張力計整套裝置重量(g);g3為張力計整套裝置重量、環(huán)刀、濕土重(g);g4為集氣室及汞柱管的水分重量校正(g)。
根據(jù)土壤水吸力及含水量值,各對應繪制成特性曲線。土壤水分特性曲線(單位:毫巴)。
附三: 毫米汞柱---毫巴對照表