Equipment/Software supported
Thermostat operates with controller module CH536 of Airfinity rooftop unit.
Multi-zone systems are not supported.
Thermostat is not compatible with BMS (Building Management System) communication interface (ModBus, LonTalk
or BACnet (MSTP)).
The controller module CH536 must be using software version 2.06 or later.
Installation
Location guidelines
• Do not install on an outside wall.
• Do not install in areas with direct heat source.
• Do not install near any air discharge grill.
• Do not install in areas exposed to direct sunlight.
• Ensure the sensor has sufficient air circulation.
• Ensure the mounting wall surface is flat and clean.
Installing the thermostat
1. Remove the security screw from the bottom of the thermostat (if present).
2. Firmly grasp the sensor and pull up on the bottom to remove the front cover.
3. Feed the wires from the wall through the backside of sensor base.
4. Ensure the thermostat is oriented by the top indicated on the inside and then mark the top/bottom mounting-hole
locations on the wall.
5. Install the provided wall anchors and then affix the thermostat base to the wall using the provided screws.
6. Strip the wire coating from the ends of each wire approximately 0.25 inch.
7. Insert the wires into the wire terminals (per terminal identification below) and tighten down the terminal screws to
secure wire.
8. Push any excess wire length back into the wall and then replace the thermostat cover.
Once the cover snaps on, the thermostat powers up.
9. Replace the security screw on the bottom of the sensor to avoid tampering.
Power and Communication Wiring
Important: The current display is designed to control only 1 rooftop unit.
It is imperative to respect wiring of the power supply and of the communication according to the scheme below to
guarantee correct function of the thermostat.
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