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  • 产品名称：两线露点传感器

  • 产品型号：Easidew Transmitter
  • 产品厂商：其它品牌
  • 产品文档：
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简单介绍：
露点变送器Easidew的设计方针是：在满足用户所有需要的功能前提下，安装、操作和使用越简单越好。这样，露点测量**可以像测量温度和压力参数那样，把完整配置好和校验好的变送器，立即与用户的空气或气体管理控制系统组成一体。 亮点两线电路露点温度和PPM输出IP66（NEMA 4）**的探头保护测量范围-100~+20摄氏度工作环境温度-40~+60摄氏度快速响应
详情介绍：

Technical Specification

PERFORMANCE
Measurement Range (dewpoint)-100 to +20°C dew point
Accuracy (dewpoint)±2°C dew point
Response Time5 mins to T95 (dry to wet)
Repeatability0.5°C dew point
ELECTRICAL INPUT/OUTPUT
Output Signal4-20 mA (2-wire) current source, configurable over the entire range
Dew point -100 to + 20°C
                 -148 to +68°F
                  0-3000 ppmV
ppmV output or non-standard dew point range must be specified at time of order
Supply Voltage12–28 VDC
Load ResistanceMax 250 Ω @ 12 V
500 Ω @ 24 V
Current Consumption20mA max
Supply Voltage Influence±0.005% RH/V
OPERATING CONDITIONS
Operating Temperature-40 to +60°C
Operating Humidity0–100% RH
Operating Pressure45 MPa (450 Barg) max
Flow Rate1 to 5 Nl/min mounted in standard sampling block;
0 to 10 msec-1 direct insertion
Temperature CoefficientTemperature compensated across operating temperature range
MECHANICAL SPECIFICATIONS
Ingress Protection SensorIP66 in accordance with standard BS EN 60529:1992, and NEMA 4 in protection accordance with standard NEMA 250-2003
Housing MaterialStainless steel
DimensionsL=132mm x ø27mm
Weight150g
FilterHDPE Guard <10 μm
80μm sintered guard (optional)
Electrical ConnectionsSee table
InterchangeabilityFully interchangeable transmitters
Fault Conditions
(factory programmed)
Condition
Sensor fault
Under-range dew point
Over-range dew point
 		 Output
23 mA
4 mA
20 mA
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