GWD80(A) Intrinsically Mining Safe Temperature Sensor is an industrial grade ambient temperature sensor with explosion-proof design that is specifically designed for underground coal mine use. It is possible to be customized for other application fields, however. It is an accurate instrument with fast response and stable performance.

• Low power consumption design, suitable for remote deployment in the coal mine tunnels.
• Exquisite highly integrated sensor, accurate measurement, long life span, and high resolution.
• Local display of measurements and IoT remote monitoring function.
• Wide and customizable measuring range, fast response.
• Local audible and visual alarm.
• Waterproof and dust-proof design, IP65 grade, resilient to the harsh environment underground.

• Measuring range：-10℃~70℃
• Accuracy：±1.0℃
• Resolution：0.1℃
• Voltage：（9~24）V DC
• Current：≤80mA
• Alarm type：sound and light alarm, red alarm light visible at 20 meters in dark environment and sound alarm of 80 dB at 1 meter.
• Transmitting distance：≥2km
• Explosion-proof type：mining intrinsically safe (Ex-mark: Exia I Ma)