Programmable Thermostats
PRS4110
PRS4210
1 Specifications
2 Installation
3 Setting User Options
4 Setting Your
Program Schedule
Warning
Attention
Read all instructions before proceeding.
This thermostat requires 24 Volt AC Power or two (2) properly installed
"AA" Alkaline batteries for proper operation. When connecting 24 Volt
AC Power the batteries may be installed as a backup.
installation and all components of the system shall conform to
Class II Circuits per NEC code.
For use only as described in this manual. Any other use will void warranty.
1 Specifications
This thermostat is compatible with:
• Single stage heat / cool conventional and heat pump systems
• Conventional systems up to 2 heat / 2 cool (PRS4210 only)
• Single compressor heat pump systems with an auxiliary heat stage (PRS4210)
• 250 – 750 millivolt heat only systems
Electrical and control specifications:
• Electrical Rating: 24 Volt AC
• 1 amp maximum load per terminal
• AC Power: 18 – 30 Volts AC
• DC Power: 3.0 Volt DC (2 "AA" Alkaline Batteries Included)
• Control Range: 45° – 90° F (7° – 32° C)
• Temperature Accuracy: +/- 1° F (+/- .5° C)
Terminations
• PRS4110 – Rc, Rh, O, B, Y1, W1, G, C
• PRS4210 – Rc, Rh, O, B, Y1, E/W1, G, W2, C
Single Stage Heat / Cool
Conventional and Heat Pump
Up to 2 Heat / 1 Cool
Conventional and Heat Pump
Model number is located on back of thermostat
5 Operating Your Thermostat
6 Additional Operation Features
7 Thermostat Maintenance
Turn off power to the heating or cooling
equipment before installation.
For installation by experienced service
technicians only.
User
Manual
Thermostat
PRS4110-100-02