The TR40 and TR42 series of room sensors and displays are designed to operate with Honeywell controllers. All models have an integral temperature sensor and variants are available that also include sensors for relative humidity and/or CO2 concentration. Th|Wall Module: Temperature: Humidity: CO2: Sylk-Bus
- Minimum Operating Ambient Temperature : 32°F; 0°C
- Overall Depth : 0.826771653543307in; 21mm
- Network Communications : Sylk Bus
- Temperature Sensor Accuracy : ±0.2°C
- Sensor Functions : Humidity
- Maximum Operating Ambient Temperature : 125.6°F; 52°C
- Overall Height : 4.76377952755906in; 121mm
- Regulatory Approvals : FCC Part 15 Class B
- Overall Width : 3.30708661417323in; 84mm
- Maximum Shipping & Storage Temperature : 149.9°F; 65.5°C
- Minimum Shipping & Storage Temperature : -40°F; -40°C
- Humidity Sensor Element : Sylk
- Minimum Operating Ambient Temperature : 0°C; 32°F
