Omnistat cool setpoint changes on its own???

stev398

New Member
I have an Omnipro II setup including 4 omnistat thermostats. I’ve been having a problem that the cool setupoint on one of the omnistat thermostats changes to 85 degrees at apparently random times. Nowhere within my programming do I have a line in which I set the cool setpoint to 85. Any clue why this is happening?
 
Make sure the internal schedule is turned OFF. This usally happens when it is set to on. What model thermostat are you using?
 
My thermostats are RC80s. How do I change (turn on/off) or check the status of the internal schedule on an RC80.

My configuration is as follows:
1 x OmniPro II (firmware upgraded to 3.1 about a month ago)
1 x Omni Pro II Expansion Enclosure
1 x Omni Pro II Expansion Module
1 x LCD Console for HAI Omni Controllers w/ Speaker/MIC
2 x Omni Touch Screen Controllers
2 x Flush Mount Speaker/Microphone Module
1 x External Extended Range Temperature Sensor
2 x Indoor Flush Mount Temperature Sensor
4 x Omnistat Heat/Cool Thermostat (RC80)
4 x RC80B Relay Isolation Module (on each thermostat)
Integrated with Lightolier Compose PLC lighting System
 
To turn off the internal schedule:

Make sure the stat is in Mode OFF

Press: Prog, Prog, Prog, Fan

Use the the Right arrow to move to location 3 (03 will appear in the upper right corner of your display)

Use the up/down arrows to change the value to 5 (large blinking number in the center of your display)

Press Fan to exit.
 
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