The Rosemount 925 Fixed Gas Detector Transmitter is designed to be used with the Rosemount 625 Gas Sensor and is approved to the latest hazardous area and performance standards for worldwide use.
Operating Temperature: -40 to +158 °F (-40 to +70 °C)-67 to +158 °F (-55 to +70 °C) with heater on
Sensor Type: Rosemount 625 Non-Dispersive Infrared Sensor
Output: 4-20 mA with HART®7 Protocol, Relays
Display/Interface: The integral LCD display can display alert state and diagnostic information.
Humidity Range: 0-95% relative humidity, non-condensing
Power Supply: Power supply range: 18 to 30 VDCMax. power consumption: 4.0 W with heater on
Accuracy: Gas accuracy: ±3% LEL < 50% LEL and ±5% LEL > 50% LEL4-20 mA accuracy: ±0.1% of span