PSTSL Spec Sheet

Table Of Contents

• Dual Powered – Hardwired or Battery

• Large Display with Bright Blue Backlight

• Adjustable Temperature Set Point Limits

• Non-Volatile Memory Retains User Settings

• Separate O & B Terminals

• Compressor Short Cycle Protection

• Low Battery Indication

Product Speciﬁcations

Product Features

Model Numbers

PSTSL11NP – 1 Heat / 1 Cool Conventional or

1 Heat / 1 Cool Heat Pump

PSTSL21NP – Up to 2 Heat / 1 Cool Conventional

and Heat Pump

NON-PROGRAMMABLE LARGE DISPLAY THERMOSTATS

• Separate Heating and Cooling

Set Point Temperatures

• ESD Guard

™

Electronic Circuitry

• Front Access Reset Button

• F° / C° Switch

• Gas / Electric Fan Switch

• Mount to Horizontal Box

• Adjustable Temperature Differential(s)

• Quick Reference Instruction Card

PSTSL21NP

PSTSL11NP

YEAR

WARRANTY

LIMITED

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Product Specifications NON-PROGRAMMABLE LARGE DISPLAY THERMOSTATS PSTSL11NP PSTSL21NP Model Numbers PSTSL11NP – 1 Heat / 1 Cool Conventional or 1 Heat / 1 Cool Heat Pump • Separate Heating and Cooling Set Point Temperatures PSTSL21NP – Up to 2 Heat / 1 Cool Conventional and Heat Pump • ESD Guard™ Electronic Circuitry Product Features • F° / C° Switch • Dual Powered – Hardwired or Battery • Gas / Electric Fan Switch • Large Display with Bright Blue Backlight • Mount to Horizontal Box • Adjustab
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Product Specifications NON-PROGRAMMABLE LARGE DISPLAY THERMOSTATS PSTSL21NP Terminal Designations PSTSL11NP Terminal Designations Rh O Rc Cool 24 Volt AC Transformer Heat 24 Volt AC Transformer B Y1 Reversing Valve Heat Active Reversing Valve Cool Active W1 G Transformer Common Heat Control Cool Control C Fan Control Rh O Rc Cool 24 Volt AC Transformer Heat 24 Volt AC Transformer B Y Reversing Valve Heat Active Reversing Valve Cool Active E/W1 G Conventional / Emergency Heat Contr