Dwyer - Humidity/Temperature/Dew Point Transmitter - RHP
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Series RHP-E/N Humidity/Temperature/Dew Point Transmitter

Description: The Series RHP-E/N Wall Mount Humidity/Temperature/Dew Point Transmitter offers comprehensive monitoring capabilities with combined humidity, dew point, and temperature sensing in a single device. Designed for versatility and ease of installation, this transmitter reduces installation costs by eliminating the need for multiple sensors. With a wide selection of temperature sensors and accuracy options of 2% and 3%, it suits various application environments. Applications include air economizers, room comfort monitoring, and greenhouse monitoring.

Specifications:

  • Relative Humidity Range: 0 to 100% RH.
  • Temperature Range: -40 to 140°F (-40 to 60°C) for thermistor and RTD sensors; -20 to 140°F (-28.9 to 60°C) for analog outputs.
  • Dew Point Temperature Range: -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 to 140°F (-20 to 60°C) field selectable ranges.
  • Accuracy:
    • RH: Model RHP-2XXX: ±2% (10 to 90% RH @ 25°C), Model RHP-3XXX: ±3% (20 to 80% RH @ 25°C), Model RHP-5XXX: ±5% (20 to 80% RH @ 25°C);
    • Thermistor temperature sensor: ±0.36°F @ 77°F (±0.2°C @ 25°C);
    • RTD temperature sensor: DIN Class B, ±0.54°F @ 32°F (±0.3°C @ 0°C);
    • Analog outputs: ±0.9°F @ 77°F (±0.3°C @ 25°C).
  • Hysteresis: ±0.8%.
  • Repeatability: ±0.1% typical.
  • Temperature Limits: Operating: -40 to 140°F (-40 to 60°C); Storage: -40 to 176°F (-40 to 80°C).
  • Compensated Temperature Limits: -4 to 140°F (-20 to 60°C).
  • Power Requirements: 4-20 mA loop powered outputs: 10-35 VDC; 0-5/10V outputs: 15-35 VDC or 15-29 VAC.
  • Output Signals:
    • 4-20 mA loop powered outputs: 4-20 mA, 2 channels for humidity/solid state temperature sensor models (loop powered on RH). Switch selectable RH/dew point. Switch selectable normal or reverse output;
    • 0-5/10V outputs: 5 mA max., 2 channels for humidity/solid state temperature sensor models. Switch selectable 0-10 V/2-10 V or 0-5 V/1-5 V output. Switch selectable RH/dew point. Switch selectable normal or reverse output.
  • Solid State Band Gap Temperature Sensor Output 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°C (4.4 to 32.3°C); -4 to 140°F (-20 to 60°C).
  • Response Time: 8 s.
  • Electrical Connections: Screw terminal block.
  • Drift: <0.25% RH/year.
  • RH Sensor: Capacitance polymer.
  • Enclosure Material: White polycarbonate (European); Warm gray polycarbonate (North American).
  • Enclosure Rating: IP20.
  • Display: Optional LCD; Switch selectable %RH or dew point, °F/°C.
  • Display Resolution: RH: 1%; Temp: 0.1°F (0.1°C); Dew Point: 1°F (1°C).
  • Weight: 4.4 oz (125 g).
  • Agency Approvals: CE.

The Series RHP-E/N Humidity/Temperature/Dew Point Transmitter offers versatile and accurate monitoring capabilities for various applications, including air economizers and room comfort monitoring. With combined humidity/dew point and temperature sensing, field selectable output, and wide application environments, it provides reliable and cost-effective environmental monitoring solutions.

Part Numbers:

RHP-2N40 Wall Humidity Sensor Humidity 2% Universal Output no Temp
RHP-2N44 Wall Humidity / Temp Sensor Humidity 2% Universal Outputs
RHP-2N4A Wall Humidity / Temp Sensor Humidity 2% Universal Output Temp - 10 kOhm Type III
RHP-2N4B Wall Humidity / Temp Sensor Humidity 2% Universal Output Temp - 10 kOhm Type II
RHP-2N4C Wall Humidity / Temp Sensor Humidity 2% Universal Output Temp - 3 kOhm
RHP-2N4D Wall Humidity / Temp Sensor Humidity 2% Universal Output Temp - 100 Ohm RTD
RHP-2N4E Wall Humidity / Temp Sensor Humidity 2% Universal Output Temp - 1 kOhm RTD
RHP-2N4F Wall Humidity / Temp Sensor Humidity 2% Universal Output Temp - 20 kOhm
RHP-2N40-LCD Wall Humidity Sensor Humidity 2%Universal Output no Temp
RHP-2N44-LCD Wall Humidity / Temp Sensor Humidity 2% Universal Outputs LCD
RHP-2N4A-LCD Wall Humidity / Temp Sensor Humidity 2% Universal Output Temp - 10 kOhm Type III LCD
RHP-2N4B-LCD Wall Humidity / Temp Sensor Humidity 2% Universal Output Temp - 10 kOhm Type II LCD
RHP-2N4C-LCD Wall Humidity / Temp Sensor Humidity 2% Universal Output Temp - 3 kOhm LCD
RHP-2N4D-LCD Wall Humidity / Temp Sensor Humidity 2% Universal Output Temp - 100 Ohm RTD LCD
RHP-2N4E-LCD Wall Humidity / Temp Sensor Humidity 2% Universal Output Temp - 1 kOhm RTD LCD
RHP-2N4F-LCD Wall Humidity / Temp Sensor Humidity 2% Universal Output Temp - 20 kOhm LCD
RHP-3N40 Wall Humidity Sensor Humidity 3% Universal Output no Temp
RHP-3N44 Wall Humidity / Temp Sensor Humidity 3% Universal Outputs
RHP-3N4A Wall Humidity / Temp Sensor Humidity 3% Universal Output Temp - 10 kOhm Type III
RHP-3N4B Wall Humidity / Temp Sensor Humidity 3% Universal Output Temp - 10 kOhm Type II
RHP-3N4C Wall Humidity / Temp Sensor Humidity 3% Universal Output Temp - 3 kOhm
RHP-3N4D Wall Humidity / Temp Sensor Humidity 3% Universal Output Temp - 100 Ohm RTD
RHP-3N4E Wall Humidity / Temp Sensor Humidity 3% Universal Output Temp - 1 kOhm RTD
RHP-3N4F Wall Humidity / Temp Sensor Humidity 3% Universal Output Temp - 20 kOhm
RHP-3N40-LCD Wall Humidity Sensor Humidity 3% Universal Output no Temp
RHP-3N44-LCD Wall Humidity / Temp Sensor Humidity 3% Universal Outputs LCD
RHP-3N4A-LCD Wall Humidity / Temp Sensor Humidity 3% Universal Output Temp - 10 kOhm Type III LCD
RHP-3N4B-LCD Wall Humidity / Temp Sensor Humidity 3% Universal Output Temp - 10 kOhm Type II LCD
RHP-3N4C-LCD Wall Humidity / Temp Sensor Humidity 3% Universal Output Temp - 3 kOhm LCD
RHP-3N4D-LCD Wall Humidity / Temp Sensor Humidity 3% Universal Output Temp - 100 Ohm RTD LCD
RHP-3N4E-LCD Wall Humidity / Temp Sensor Humidity 3% Universal Output Temp - 1 kOhm RTD LCD
RHP-3N4F-LCD Wall Humidity / Temp Sensor Humidity 3% Universal Output Temp - 20 kOhm LCD

Please refer to the datasheet to check models capabilities.
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Total price $752.00

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