Trane Baysens019c Manual Jun 2026

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to the wall approximately 5 feet above the floor in an area with good air circulation. Avoid direct sunlight or drafty areas.

The BAYSENS019C requires specific low-voltage wiring connected to the Trane rooftop unit's terminal strip (usually designated as LTB). Incorrect wiring can cause communication failures or damage the control board. Sensor Terminal RTU Terminal (LTB) Terminal 1 24 VAC Power Supply Terminal 2 Terminal 2 Common / Ground Terminal 3 Terminal 3 Thermistor / Temperature Signal Terminal 4 Terminal 4 Setpoint Potentiometer / Data Terminal 5 Terminal 5 LED Zone Status / Error Indicator Installation Best Practices

Proper installation is crucial for the operation of the HVAC unit. Wiring the Sub-base trane baysens019c manual

The BAYSENS019C features a 7-day program layout, meaning you can schedule every day of the week uniquely or group them together.

Trane BAY sensors are typically used with:

Set the time the building becomes vacant (e.g., 6:00 PM). Adjust the cooling setpoint higher and the heating setpoint lower to conserve energy. Trane makes these documents available through: to the

Press the HOLD button, then adjust the temperature using the arrows. The thermostat will lock into this temperature indefinitely until you press HOLD again to release it. 4. Wiring and Terminal Configurations

is a programmable commercial zone sensor designed for use with Trane rooftop units, specifically those equipped with ReliaTel microprocessor controls

Use the arrows to select the current day (e.g., MO, TU, WE). Incorrect wiring can cause communication failures or damage

The BAYSENS019C is a 7-day programmable sensor designed to interface directly with Trane's ReliaTel™ and Micro-electronic control systems. It allows for precise scheduling of heating and cooling setpoints across four different time periods per day.

The Trane Baysens019c manual is an essential resource for anyone who owns or operates this thermostat. It provides critical information on:

Repeat this process for the remaining periods (, Evening , Sleep ).