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產(chǎn)品型號Bsens710/720/730/740

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離子傳感器-水中各離子在線分析儀Bsens710/720/730/740廣泛應(yīng)用于半導(dǎo)體、太陽能材料，藥、鍋爐用水，大、中、小型水廠及工礦企業(yè)、生活或工業(yè)用水等。

Series 851 Range-Adjustable Pressure Transducer

851

Specifications

Accuracy*:<+>
Stability:+/-1% FSO/yr
Thermal Effects:+/-0.075%/°C
Overpressure:1-10"WC = 100"WC
11-20"WC = 10x rated pressure
21-30"WC = 5x rated pressure
Over 30"WC = 45 PSI
FSO Pressure Range:4"WC, 12"WC, 4PSI, 12PSI.  Selectable – see range chart
Compensated Range:10° to 50°C
Adjustments:Offset (for adjusting offset when selecting ranges)
Media:Non-corrosive, non-ionic gases
Operating Humidity:90% RH non-condensing
Operating Temp:-25° to 70°C
Input Supply:18-24 VDC/24VAC
Supply Current: 
Load Resistance:2KΩ minimum on voltage output, 500Ω maximum loop resistance on 4-20mA output
Output Signal:Selectable: 1-5VDC, 1-10VDC, 4- 20mA**
Electrical Connections:Pluggable Screw Terminal Block
Pressure Connections:Barbed fitting for 1/8" ID tubing
Enclosure:Impact resistant ABS plastic
Dimensions:Approx. 3.5" x 2.7" x 1.4" (8.7cm x 6.8cm x 3.5cm)

* Includes non-linearity hysteresis and non-repeatability at a fixed temperature
** 3-wire 4-20mA

Package Drawing

CLICK TO ENLARGE

 

How to Order

A typical order number consists of the model number, pressure range, pressure unit, output and mounting connection.

ModelTypeVersionSelectable Pressure RangesSelectable Output Signals
851D = Differential or Gage*4WC0-4"WC; 2"WC, 1"WC, 0.5"WC
+/-2"WC; +/-1"WC; +/-0.5"WC; +/-0.25"WC		1-5VDC
1-10VDC
4-20mA**
12WC0-12"WC; 6"WC; 3"WC; 1.5"WC
+/-6"WC; +/-3"WC; +/-1.5"WC; +/-0.75"WC
4PSI0-4PSI; 2PSI; 1PSI, 0.5PSI
+/-2PSI; +/-1PSI; +/-0.5PSI; +/-0.25PSI
12PSI0-12PSI; 6PSI; 3PSI, 1.5PSI
+/-6PSI; +/-3PSI; +/-1.5PSI; +/-0.75PSI

Example: 851D 4" WC provides a part that has 4"WC FSO with eight (8) rotary switch selectable pressures as designated above as well as the three (3) slide switch selectable outputs as designated above.

* With a gage application, one of the two ports is vented to atmosphere
** All units will drive 500 ohms with the 4-20mA output selection
美國controller可調(diào)壓力范圍變送器851系列

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