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Dwyer RHP-3R11 | OSA Humidity/Temperature Transmitter with Radiation Shield | ±3% RH, 4-20 mA RH/Temp
Built for outside air (OSA) mounting with radiation shield, the Dwyer RHP-3R11 measures relative humidity to ±3% (20 to 80% RH @ 25°C) and provides 4-20 mA outputs for both humidity and temperature. The RHP-3R11 belongs to Series RHP and uses a capacitance polymer humidity sensor.
- Supply for the 4-20 mA version: 10-35 VDC (loop powered) on the RHP-3R11
- Measures 0 to 100% RH; drift below 1% RH per year, hysteresis ±1%, response time 15 s (RHP-3R11)
- RHP-3R11: OSA housing: polycarbonate, NEMA 4X (IP66), 1/2" (22.3 mm) conduit connection, 1 lb (0.45 kg)
- Operating range -40 to 140°F (-40 to 60°C) on the RHP-3R11
- Specifications
- Features
- Downloads
| Part Number | RHP-3R11 |
| Brand | Dwyer |
| Series | RHP |
| Mounting | OSA with radiation shield |
| RH Accuracy | ±3% (20 to 80% RH @ 25°C) |
| RH Range | 0 to 100% RH |
| RH Output | 4-20 mA |
| Temperature Output | 4-20 mA |
| Power | 10-35 VDC (loop powered) |
| Response Time | 15 s |
| Drift | <1% RH/year |
| Enclosure Rating | NEMA 4X (IP66) |
| Weight | 1 lb (0.45 kg) |
- Lower installation costs when temperature and humidity are combined.
- With 2%, 3%, and 5% accuracy and a wide range of temperature sensors, there is a wide application environment.
- Lower system operating costs thanks to the radiation barrier that shields the sensor from heat radiation.
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