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model 880 美国controller 两线制差压变送器880系列
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2024-09-27上海市
- 型号
- model 880
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产品简介
简单介绍 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
详细信息
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
Series 880 Two Wire: 4-20mA Pressure Transducer
Features and Applications
- Available in pressure ranges from 0/0.25”WC up to 0/15PSI
- Output stability of 0.5% FSO
- Perfect for a variety of applications such as duct static, VAV and fan control
- Easy wiring via a pluggable screw terminal block
- Customizable pressure ranges and outputs
- Able to handle high overpressure
- Two-Wire; 4-20mA Output
- Reverse Voltage Protection
Specifications
| 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
Package Drawing
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How to Order
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 |
* With a gage application, one of the two ports is vented to atmosphere
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