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美国controller 两线制差压变送器880系列

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产品型号model 880

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产品简介

可在压力范围从0/0.25“WC0/15PSI 输出稳定的0.5％FSO *适用于各种应用，如管静，VAV和风扇，控制接线简单方便，通过可插拔螺钉端子块可定制的压力范围和输出能够处理高过压双线4-20mA输出反向电压保护,美国controller 两线制差压变送器880系列

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美国controller 两线制差压变送器880系列
880系列双线4-20mA的压力传感器

880

Accuracy*:	<+/-1% FSO
Stability:	+/-0.5% 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:	0/0.25”WC up to 0/15PSI (bi-directional ranges available)
Compensated Range:	10° to 50°C
Media:	Non-corrosive, non-ionic gases
Operating Humidity:	90% RH non-condensing
Operating Temp:	-25° to 70°C
Input Supply:	14-36VDC loop voltage range (24VAC may be acceptable for certain applications)
Maximum Loop Resistance:	(Voltage Supply-14) x 50 Ω, maximum
Maximum Loop Resistance for >30VDC:	(Voltage Supply-30) x 40 Ω, minimum
Output Signal:	4-20mA; two wire
Electrical Connections:	Pluggable two-wire 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

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

Model	Type	Output Signal	FSO Pressure Range	Calibration Pressure
880	D = Differential or Gage*	4-20mA; Two-wire	0…..0.25″WC to 5″WC	Customer designated exact FSO
			1…..>5″WC to 13″WC
			2…..>0.5PSI to 1PSI
			3…..>1PSI to 5PSI
			4…..>5PSI to 15PSI