Prostat PRS4210 - User Manual

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.
Thermostat
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
2 Installation
3 Setting User Options
4 Setting Your
Program Schedule
5 Operating Your Thermostat
6 Additional Operation Features
7 Thermostat Maintenance
Warning
Turn off power to the heating or cooling
equipment before installation.
Attention
For installation by experienced service
technicians only.
Read all instructions before proceeding.
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
1
Specifications
PRS4110-100-02
Model number is located on back of thermostat
Programmable Thermostats
User
Manual
PRS4110
PRS4210
Single Stage Heat / Cool
Conventional and Heat Pump
Up to 2 Heat / 1 Cool
Conventional and Heat Pump

Summary

Specifications

Electrical and Control Specifications

Details about voltage, current, control range, and temperature accuracy.

Terminations

Lists terminal connections for PRS4110 and PRS4210 models.

Installation

Thermostat Location

Install the Sub-Base

Instructions on removing and mounting the sub-base.

Provide Power

Details on connecting 24V AC power or installing batteries.

Connect Your Wires

Wiring configurations for conventional and heat pump systems.

Set Installer Switches

Setting Your Program Schedule

Programming a 7 Day Schedule

Setting All 7 Days at Once (SpeedSet)

Setting Individual Days (7 Day Mode)

Programming a 5-2 Day Schedule

Operating Your Thermostat

System Control Modes

Explains how to select heating, cooling, off, or emergency heat modes.

Fan Control Modes

Temperature Adjustment

How to temporarily or permanently adjust the set temperature.

Resetting the Thermostat

Additional Operation Features

Compressor Protection

Prostat PRS4210 Specifications

General

Display	LCD
Accuracy	±1°F (±0.5°C)
Type	Programmable
Power Source	Battery
Power Supply	2 AA Batteries
Installation	Wall Mount
Weight	0.4 lbs