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RHP-3D11 | Duct mount 3% RH/temperature transmitter with 4-20 mA RH output and 4-20 mA temperature output. | Dwyer Instruments

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Overview

Details for RHP-3D11

RHP-3D11: Accurate Temperature and Humidity Monitoring for HVAC SystemsDwyer Instruments' RHP-3D11 is a highly precise temperature and humidity transmitter designed for demanding HVAC applications. This advanced device utilizes a 4/20 mA output, enabling seamless integration with building automation systems for real-time monitoring and control. Featuring a durable construction, the RHP-3D11 withstands harsh duct conditions. Its compact form factor allows for easy installation in restricted spaces, while its simple wiring process ensures hassle-free setup. The device is equipped with a dedicated temperature and humidity sensor, providing accurate and reliable readings. The RHP-3D11 excels in duct applications, delivering precise temperature and humidity measurements for optimal HVAC system performance. Its wide measurement range (-40Â°F to 158Â°F for temperature, 0 to 100% RH for humidity) caters to various indoor environmental conditions. By utilizing the RHP-3D11, you gain valuable insights into your HVAC system's performance, enabling proactive maintenance and energy efficiency measures. Maintaining optimal temperature and humidity levels enhances occupant comfort, equipment longevity, and overall building performance. Shop our HVAC supply store today for the best prices and fast shipping on the RHP-3D11, your reliable solution for accurate temperature and humidity monitoring in HVAC systems!

SERIES RHP HUMIDITY/TEMPERATURE TRANSMITTER

Passive Temperature Outputs, Sintered Filter Options

The Series RHP Temperature and Humidity Transmitter combine the voltage or current humidity transmitter output with a passive temperature thermistor or RTD output. Featuring polymer capacitance humidity sensors, models are available in 2%, 3% or 5% accuracies. Duct mounted transmitters are available with an optional two-line alpha numeric LCD display.

For models with resistive thermistors or RTD outputs, please click here for temperature to resistance lookup tables.

NIST CALIBRATION available in Product Configurator.

Product Applications

Air economizers
Outdoor temperature and relative humidity reference
Pool room humidity monitoring

2%, 3%, or 5% accuracy models
Optional LCD display on duct mount models
Radiation shield option for outdoor installation in direct sunlight

Specifications

Series: RHP HUMIDITY/TEMPERATURE TRANSMITTER
Category/Type: Air Quality
Type: Humidity / Temperature Transmitters
Series: RHP HUMIDITY/TEMPERATURE TRANSMITTER
Relative Humidity Range: 0 to 100% RH.
Temperature Range: -40 to 140°F (-40 to 60°C).
Accuracy; RH: RHP-2XXX ±2% 10 to 90% RH @ 25°C;RHP-3XXX ±3% 20 to 80% RH @ 25°C;RHP-5XXX ±5% 20 to 80% RH @ 25°C.
Accuracy; Thermistor Temp Sensor: ±0.2°C @ 25°C (±0.36°F @ 77°F).
Accuracy; RTD Temp Sensor: DIN Class B; ±0.3°C @ 0°C (±0.54°F @ 32°F).
Accuracy; Solid State Band Gap: ±0.9°F @ 77°F (±0.5°C @ 25°C).
Hysteresis: ±1%.
Repeatability: ±0.1% typical.
Temperature Limits: -40 to 140°F (-40 to 60°C).
Storage Temperature: -40 to 176°F (-40 to 80°C).
Compensated Temperature Range: -4 to 140°F (-20 to 60°C).
Power Requirements: 4-20 mA loop powered models: 10-35 VDC; 0-5/10 V outputmodels: 15-35 VDC or 15-29 VAC.
Output Signal (Model Dependent): 4-20 mA; 0-5/10V @ 5 mA max.
Response Time: 15 s.
Electrical Connections: Removable screw terminal block.
Conduit Connection: Duct Mount: 1/2" NPS; OSA: 1/2" (22.3 mm).
Drift: <1% RH/year.
RH Sensor: Capacitance polymer.
Temperature Sensor: >Types 1; 2; 3: Solid state band gap;Curves A;B;C; Thermistor; Curves D;E; Platinum RTD DIN 385. (See R-T Lookup Table).
Enclosure Material: Duct mount sensor tube: PVC-UL 94 V-0; Duct mount sensorcap: Polycarbonate ABS blend-greater than UL 94 V-0; Duct mount electronicshousing and cover: Makrolon® polycarbonate-UL 94V-HB; OSA: Polycarbonate.
Enclosure Rating: Duct mount: NEMA 4X (IP66) for housing only; OSA: NEMA 4X (IP66).
Display: Duct Mount only; optional 2-line alpha numeric; 8 characters/line.
Display Resolution: RH: 0.1%; 0.1°F (0.1°C).
Weight: Duct Mount: .616 lb (.3 kg) OSA: 1 lb (.45 kg).
Agency Approvals: CE.