| Feature Description | BAYSENS135* | ReliaTel™ RTRM terminal block (J6) position | UCP LTB screw terminal position | SYMBIO 700 terminal block (J19) position |
|---|---|---|---|---|
| Zone Temperature | 1 | 1 | 1 | 1 |
| 5 Volt Common | 2 | 2 | 2 | 2 |
| Cooling Setpoint | 3 | 3 | 3 | 3 |
| System/Fan Mode | 4 | 4 | 4 | 4 |
| Heating Setpoint | 5 | 5 | 5 | 5 |
| COMM+ | 6 (not used) | N/A | N/A | N/A |
| COMM- | 7 (not used) | N/A | N/A | N/A |
| S1 | 8 (remote sensor) | N/A | N/A | N/A |
| S2 | 9 (remote sensor) | N/A | N/A | N/A |
| Ground (24 VAC Common) | 10 | 11 | 20 | 6 |
| 24 VAC | 11 | 14 | 14 | 7 |
| Note: A remote temperature sensor may be used with the BAYSENS135* but it will not display the remote temperature on the LCD screen. | ||||
Comm+/- terminals are for connections to the building BAS communications and are not for connecting to the equipment. These connections allow access to the building BAS communications through the zone sensor at the RJ11 (phone jack) connection. These connections are not used on BACnet/MSTP connected devices, they are only used on Trane Comm3/4 or Comm5/LON comm links and are for use with Trane Tracer Rover Service Tool.
WARNING:
Information in this article is intended for use by individuals possessing adequate backgrounds of electrical and mechanical experience and who comply with all federal, state, and local laws, rules, orders, or regulations related to the installation, service, or repair of a heating or central air conditioning product. Any attempt to install, service, or repair a heating or central air conditioning product may result in personal injury and/or property damage. The manufacturer or seller cannot be responsible for the interpretation of the information contained herein, nor can it assume any liability in connection with its use.