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RHP-3D1B | Duct mount 3% RH/temperature transmitter with 4-20 mA RH output and 10K @ 25°C thermistor temperature output. | Dwyer Instruments
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Overview
Details for RHP-3D1B
The Dwyer Instruments RHP-3D1B 3% RH Transmitter is a highly accurate and reliable instrument designed to measure relative humidity in industrial environments. Featuring a 4-20mA/10Koh output, this transmitter provides a linear signal proportional to the measured RH, allowing for easy integration into control systems.
Constructed with durable materials, the RHP-3D1B is built to withstand demanding conditions. Its sensor is housed in a corrosion-resistant probe, ensuring accurate readings even in harsh industrial settings. The transmitter's compact size and easy installation make it suitable for various applications, including HVAC systems, environmental monitoring, and process control.
Key Features:
- 3% RH accuracy
- 4-20mA/10Koh output
- Durable construction
- Compact design
- Easy installation
Benefits:
- Accurate and reliable RH measurement
- Seamless integration into control systems
- Long-lasting performance in demanding environments
- Space-saving design
- Quick and hassle-free installation
Applications:
- HVAC systems
- Environmental monitoring
- Process control
- Industrial machinery
- Research and development
Our HVAC supply store offers the best prices and fast shipping on the Dwyer Instruments RHP-3D1B 3% RH Transmitter. Order now to enhance your industrial operations with precise RH monitoring!
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
- 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.
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