Specifications

SUPPLEMENTAL HEAT APPLICATIONS MODSTAT

NOTE: A larger transformer may be needed to power fan relay and/or heat strip relay.

SUBBASE

ModStat Terminal Designations

TX – Data transmit

RX – Data receive

AUX – Reheat/AUX Heat Fan

RO – Run Open, damper

RC – Run Closed, damper

R – 24vac power input

C-MC – 24vac power common

{twisted pair}

{18 ga. stat wire}