Proselect PSTSL11p52 programmable thermostat User manual

: October 30, 2023
: PROSELECT

Table of Contents

Proselect PSTSL11p52 programmable thermostat
Product Features
Architectural Specifications
Product Specifications
Shipping Information
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Proselect PSTSL11p52 programmable thermostat

Proselect PSTSL11p52 programmable thermostat-PRODUCT

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Product Features

5-2 Day Weekday / Weekend Programming
Dual Powered–Hardwired or Battery
Large Display with Bright Blue Backlight
Adjustable Temperature Set Point Limits
Non-Volatile Memory Retains User Settings
Filter Check Monitor
Adaptive Recovery Mode (ARM™)
Adjustable Temperature Differential(s)
ESD Guard™ Electronic Circuitry
Compressor Short Cycle Protection
Separate Heating and Cooling Set Point
Program Times and Temperatures
Temporary Program Override for 4 Hours or Until Next Set Point
Programmable Extended Hold Mode
Front Access Reset Button
F° / C° Switch
Gas / Electric Fan Switch
Mount to Horizontal Box
Separate O & B Terminals
Meets California Title 24 Guidelines
Quick Reference Instruction Card

Proselect PSTSL11p52 programmable thermostat-FIG.1

Architectural Specifications

The digital programmable thermostats shall be PROSELECT® model numbers PSTSL11P52 and PSTSL21P52, 3.62” high x 4.72” wide x 1.38” deep, powered independently with either 24 Volt AC or with two “AA” alkaline batteries (3.0 Volt DC). The thermostat shall be compatible with single-stage gas, oil, or electric heating or cooling systems including single-stage heat pumps and 250mv – 750mv millivolt heating systems. The thermostat shall have a bright blue backlight display and a separate sub-base for trouble-free installation. Temperature control range shall be between 45° and 90° F (7° and 32° C), the accuracy of +/- 1° F (+/- .5° C), and humidity range between 5% and 95% relative humidity. The thermostat shall include non-volatile memory to retain user settings, adjustable temperature limits, filter check monitor, adaptive recovery mode (ARM™), and separate heating and cooling set point program times and temperatures. The thermostat shall have low battery indication and a front reset button will return all user and program settings to default values when pressed. The thermostat can be mounted to a horizontal junction box. Meets California Title 24 Guidelines.

Product Specifications

Dimensions: 3.62” x 4.72” x 1.38”
Electric Rating: 24 Volt AC (18-30 Volt AC)
- 1 amp maximum load per terminal
- 3 amp total maximum load (all terminals) [PSTSL11P52]
- 4 amp total maximum load (all terminals) [PSTSL21P52]
AC Power: 18 – 30 Volt AC
DC Power: 3.0 Volts DC (2 “AA” Alkaline batteries included)
Compatibility: Gas, oil or electric systems
Heat pump systems 250mv – 750mv millivolt heating systems
Control Range: 45° to 90° F (7° to 32° C)
Display Range : 40° to 99° F (4° to 37° C)
Accuracy: +/- 1° F (+/- .5° C)
Temperature Differentia l:
- 1st Stage: .5°, 1°, or 2° F (.25°, .5°, or 1° C)
- 2nd Stage : (PSTSL21P52 Only) 2°, 3°, 4°, 5° or 6°F (1°, 1.5°, 2°, 2.5° or 3°C)
Storage Temperature : 14° to 140° F (-10° to 60° C)
Operating Humidity: 5% to 95% Relative Humidity
Terminations: Rc, Rh, O, B, Y1, W1, G, C (PSTSL11P52) Rc, Rh, B, O, Y1, E/W1, G, C, W2 (PSTSL21P52)