Honeywell T7100D User Manual

PRODUCT DATA
® U.S. Registered Trademark
Copyright © 1999 Honeywell Inc. • • All Rights Reserved
T7100D,E,F Microelectronic
Commercial Thermostats and
Q7100A,C,D Subbases
APPLICATION
The T7100 Microelectronic Commercial Thermostats and
Q7100 Subbases provide electronic control of 18 to 30 Vac
single zone heating, ventilating and air conditioning
(HVAC) equipment.
FEATURES
• Minimum off time for cooling compressor and
heat pumps.
• Field configurable (select models) for:
— °F or °C temperature display;
— automatic or manual changeover;
— electric or conventional heat fan operation.
• Up to two light emitting diodes (LEDs) for easy
reference.
• Remote temperature sensor and setback timer
capability (select models).
• System test simplifies troubleshooting.
Contents
Application........................................................................... 1
Features .............................................................................. 1
Specifications ...................................................................... 2
Ordering Information ........................................................... 2
Installation ........................................................................... 3
Wiring .................................................................................. 5
Settings ............................................................................... 6
Installer Setup ..................................................................... 7
Installer Self-Test................................................................. 10
Operation ............................................................................ 12
Wiring Diagrams.................................................................. 13
Troubleshooting Guide ........................................................ 15
68-0163-3

Honeywell T7100D Specifications

General

Power Source	Battery or hardwired
Programmability	7-day programmable
Type	Digital Thermostat
Temperature Range	40°F to 90°F
Display	LCD
Voltage	24VAC
Weight	0.5 lbs

Summary

Application

Features

Specifications

Ordering Information

Installation

Location

Details on optimal placement for subbases with and without remote sensors.

Subbase Installation

Step-by-step instructions for mounting the subbase securely on a wall or wiring box.

Wiring

Terminal Designations and Descriptions

Defines standard terminal designations and their respective functions and types.

Settings

System and Fan Settings

How to configure system operation (Heat, Cool, Auto, Off) and fan settings (On, Auto).

Temperature Settings

Adjusting setpoints for heating and cooling, including temporary overrides.

Override Temperature Settings

Methods for temporarily overriding temperature settings via keys, timers, or sensors.

Installer Setup

Keypad Lockout Switch

Enabling and configuring the keypad lockout feature using DIP switches.

Installer Setup Options

Detailed list of configurable parameters and their factory/custom settings.

Installer Self-Test

Thermostat Information

Accessing and displaying production date code, software ID, and revision numbers.

Operation

Thermal Performance

Explanation of the thermostat's electronic control strategies for precise temperature regulation.

Operation Sequence

How the thermostat energizes specific terminals based on fan and system settings.

Wiring Diagrams

Troubleshooting Guide