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Dwyer推出挂墙式温湿度/露点变送器
      
可选LCD显示

Relative Humidity Range: Range: 0 to 100% RH.
Temperature Range: -40 to140°F (-40 to 60°C) for thermistor and RTD sensors. -20 to 140°F(-28.9 to 60°C) for solid state temperature sensors.
Dew Point Temperature Range:-20 to 140°F (-28.9 to 60°C); 0 to 100°F (-17.8 to 37.8°C); 40 to90°F (4.4 to 32.3°C); -4 to 140°F (-20 to 60°C) field selectableranges.
Accuracy: RH: Model RHP2 ±2%10-90% RH @ 25°C, Model RHP3 ±3% 20-80% RH @ 25°C; ThermistorTemperature Sensor: ±0.4°F @ 77°F (±0.22°C @ 25°C); RTD TemperatureSensor: DIN Class B; ±0.54°F @ 32°F (±0.3°C @ 0°C); Solid StateTemperature Sensor: ±0.9°F @ 72°F (±0.3°C @ 25°C).
Hysteresis: ±1%.
Repeatability: ±0.1%typical.
Temperature Limits:Operating: -40 to 140°F (-40 to 60°C); Storage: -40 to 176°F (-40to 80°C).
Compensated TemperatureRange: -4 to 140°F (-20 to 60°C).
4-20 mA Loop Powered Models:Power Requirements: 10-35 VDC. Output Signal: 4-20 mA, 2 channelsfor humidity/solid state temperature sensor models (loop powered onRH). Switch selectable RH/dew point. Switch selectable normal orreverse output.
0-5/10V Output Models: PowerRequirements: 15-35 VDC or 15-29 VAC. Output Load: 5 mA max., 2channels for humidity/solid state temperature sensor models. Switchselectable 0-10V/2-10V or 0-5V/1-5V output. Switch selectableRH/dew point. Switch selectable normal or reverse output.
Solid State Temperature SensorOutput Ranges: Switch selectable, -20 to 140°F (-28.9 to 60°C);0 to 100°F (-17.8 to 37.8°C); 40 to 90°F (4.4 to 32.3°C); -4 to140°F (-20 to 60°C).
Response Time: 15seconds.
Electrical Connections: Screwterminal block.
Drift: <1% RH/year.
RH Sensor: Capacitancepolymer.
Enclosure Material: Whitepolycarbonate.
Display: Optional LCD,backlit on 0-5/10V models. Switch selectable %RH or dew point,°F/°C.
Display Resolution: RH: 1%;Temperature: 0.1°F (0.1°C); Dew Point: 1°F (1°C).
Weight: 0.3 lb (0.14kg).
Agency Approvals: CE.


EXAMPLERHP2W10LCDSeries RHP-2W10-LCD Wall MountHumidity/Temperature/Dew Point Transmitter, 2% accuracy, wallmount, 4-20 mA output, with LCD.
SERIESRHP     Wall MountHumidity/Temperature/Dew Point Transmitter
ACCURACY 2
3		    2%
3%
HOUSING  W   Wall Mount
HUMIDITY/
DEW POINT OUTPUT		   1
2		  4-20 mA
0-10 VDC
TEMPERATURE
OUTPUT		    0
1
2
A
B
C
D
E
F		 None
4-20 mA
0-10 VDC
10KΩ @ 25°C Thermistor (Dwyer Curve A)
10KΩ @ 25°C Thermistor (Dwyer Curve B)
3KΩ @ 25°C Thermistor (Dwyer Curve C)
100Ω RTD DIN 385
1KΩ RTD DIN 385
20KΩ @ 25°C Thermistor
OPTIONS     LCDLCD Display


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