Honeywell T7300D- Manual
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Table of Contents:
- Page 2 – IMPORTANT
- Page 3 – Emergency Heat are activated.; MERCURY NOTICE; Fan
- Page 5 – INSTALLATION; When Installing this Product...; — Up to four T7147As can be used in parallel to place the; Fig. 3. One T7047C Sensor providing temperature
- Page 6 – Mounting Subbase/Wallplate; Position and level the subbase/wallplate.
- Page 7 – WIRING SUBBASE/WALLPLATE; CAUTION
- Page 9 – Mounting Thermostat on Subbase/Wallplate; SETTINGS; Using Thermostat Keys
- Page 10 – INSTALLER SETUP; Settings and both the increase
- Page 11 – Table 7. Thermostat Installer Setup Options.; Number 2 must be set to 1 to extend fan operation.
- Page 13 – Setting Current Time/Day; INSTALLER SYSTEM TEST
- Page 14 – Table 8. Tests Available in Installer System Test.; Thermostat Information; Test
- Page 16 – Setting Keypad Lockout Switch (T7300 only); PROGRAMMING; Setting Current Day/Time
- Page 18 – Setting Temperature Offset for Temporary Override
- Page 19 – Using Temporary Override; Using Continuous Unoccupied; OPERATION
- Page 20 – Fig. 18. Proportional temperature control; Equipment Protection; Startup; Heat cycling reduced, extending equipment life.; RECOVERY FROM UNOCCUPIED
- Page 21 – O AND B TERMINALS FOR HEATING OR COOLING CHANGEOVER; EMERGENCY HEAT (SELECT T7300 THERMOSTATS ONLY); COMMUNICATING SUBBASE; GENERAL OPERATION INFORMATION; Cycle Rates; System Selection
- Page 22 – Fig. 19. Use of external relay and transformer for; TROUBLESHOOTING GUIDE; Symptom
- Page 23 – CROSS REFERENCE
- Page 25 – Honeywell logo with international faceplate.; Multistage conventional and heat pump thermostat.
- Page 26 – Model Number
- Page 36 – ML7984 Valve Actuator and V5013B Valve and one-stage cooling.
PRODUCT DATA
63- 4355- 4
® U.S. Registered Trademark
Copyright © 2001 Honeywell • • All Rights Reserved
T7200D,E, T7300D,E,F and Q7300
Series 2000 Programmable Commercial
Thermostats and Subbases
APPLICATION
The T7200, T7300 Thermostats and Q7300 Subbases control
24 Vac commercial single zone heating, ventilating and air
conditioning (HVAC) equipment. In addition, the Q7300H
Communicating Subbase can communicate schedule
information and system instructions to other devices in a
L
ON
W
ORKS
®
network.
FEATURES
All Models:
•
7-day programming.
•
Two Occupied and two Unoccupied periods per day.
•
Individual heat and cool setpoints available for
Occupied and Unoccupied periods.
•
Proportional plus Integral (P+I) control eliminates
temperature fluctuations.
•
Intelligent Recovery
®
control automatically optimizes
equipment start times based on building load.
•
Intelligent Fan™ feature energizes fan continuously in
the Occupied periods. Fan can also be configured for
conventional heat or electric heat fan operation.
•
Automatic or manual changeover models available.
•
Universal Versaguard™ Thermostat guards available.
•
Convenient overrides allow temporary setpoint
changes.
•
Keypad lockout available.
T7200D,E Thermostats:
•
Use on single-stage conventional (T7200D) or heat
pump (T7200E) applications.
T7300D,E Thermostats:
•
Use on multistage conventional (T7300D) or heat pump
(T7300E) applications.
•
Models available with remote sensor capability.
T7300F Thermostats:
•
Use on single-stage or multistage system in
conventional or heat pump applications.
•
Auxiliary contacts on Q7300 can be used to interface
with C7400/W7459 Economizer System for total
integration of rooftop control.
•
Remote temperature sensors available for use with
all models.
•
Different levels of keypad lockout available.
Q7300 Subbase:
•
Use with T7300D,E,F Thermostats.
•
Auxiliary contacts can be used to interface with
C7400/W7459 Economizer System for total integration
of rooftop control.
•
When used with the T7300F (revision 4 or later), the
Q7300H communicates with other network devices.
•
Q7300L two stages of heat control ML7984 and V5011/
V5013 valve: stage 1 opens valve 40%; stage 2 100%.
•
Q7300L provides two-speed fan control:
— Low: heat and occupied fan.
— High: cooling.
Contents
Application ........................................................................
Features ...........................................................................
Specifications ...................................................................
Ordering Information ........................................................
Installation ........................................................................
Wiring Subbase/Wallplate ................................................
Settings ............................................................................
Installer Setup .................................................................. 10
Installer System Test ........................................................ 13
Programming .................................................................... 16
Operation .......................................................................... 19
General Operation Information ......................................... 21
Troubleshooting Guide ..................................................... 22
Cross Reference .............................................................. 23
Wiring Diagrams (Fig. 20-34) ........................................... 29
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T7200D,E, T7300D,E,F AND Q7300 SERIES 2000 PROGRAMMABLE COMMERCIAL THERMOSTATS AND SUBBASES 3 63-4355—4 Electrical Ratings:24 Vac, 50/60 Hz.20 to 30 Vac, 50/60 Hz. Batteries: No batteries required. Auxiliary Heat and Emergency Heat Indication: Thermostat display indicates when Auxiliary Heat or Emer...
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