Trane Baysens019c Manual May 2026

Always disconnect power to the HVAC system before beginning installation to prevent electrical shock or equipment damage. Programming and Operation Users can customize the sensor's behavior via the keypad:

Press the PROGRAM key to enter scheduling mode. Use the UP/DOWN arrows to adjust setpoints and the TIME key to set periods.

Proper installation is critical for accurate temperature sensing and communication with the HVAC unit. trane baysens019c manual

Install the sensor approximately 5 feet above the floor on an interior wall with good air circulation. Avoid direct sunlight, exterior walls, and drafty areas.

To erase all programmed values, hold the ERASE key for 5 seconds. Common Troubleshooting Steps If the unit is not responding, follow these diagnostics: How Do You Reset a Thermostat - Trane Always disconnect power to the HVAC system before

Requires an 8-wire low-voltage configuration. Common wiring involves connecting 24 Vac power to terminals 11 and 14.

7-day scheduling with up to 4 periods (Occupied/Unoccupied) per day. Operational Modes: Heat, Cool, Auto, and Off system modes. Fan Control: Features "On" and "Auto" fan modes. To erase all programmed values, hold the ERASE

LCD showing current zone temperature, setpoints, day, time, and active mode symbols.

Cooling (45°F–98°F) and Heating (43°F–96°F). Installation Highlights

The is a 7-day programmable zone sensor module (ZSM) designed for use with commercial Constant Volume (CV) and Heat Pump (HP) units. This low-voltage, 24V device allows for precise, multi-period temperature scheduling to optimize both comfort and energy efficiency in business or industrial settings.