Honeywell T651- Manual
Honeywell T651– Manual, read for free online in PDF format. We hope this helps you resolve any issues you may have. If you have further questions, please contact us through the contact form.
Table of Contents:
- Page 2 – ORDERING INFORMATION
- Page 3 – WARNING; New Installations; Replacement Applications
- Page 4 – Check Out; Altitude Compensation
95C-10903-1
T451, T651
Motor-Rated Precision Thermostats
PRODUCT DATA
The T651 thermostat provides direct, accurate line voltage
control of inductively-rated heating, ventilating, or cooling
equipment used in commercial or industrial environments.
The T451 provides precision line voltage control of motor-
rated electric, gas or oil heating equipment.
APPLICATION
FEATURES
• Deluxe styling for commercial buildings.
• Industrial grade MICRO SWITCH™ mechanism
rated 1/2 hp inductive, 5 kW resistive.
• Vertical mounting on 2” x 4” NEMA-standard
single-gang outlet box.
• High-sensitivity, vapor-filled stainless steel dual
diaphragm sensing element.
• Engineering plastic base to isolate sensor from
switch heat and minimize droop.
• CSA Certified, UL Listed.
• Altitude compensation.
• 44°F (7°C) “frost protection” setting for heating
application, independent of calibration or altitude.
• Color-coded leadwire connections.
• Range stops/locking cover security features for
public areas.
Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Ordering Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Installation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Setting and Adjustment . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Contents
CL 4-01 • © Honeywell Limited/Limitée 2001
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Summary
95C-10903-1 T451, T651 MOTOR-RATED PRECISION THERMOSTATS SPECIFICATIONS • ORDER INFORMATION ORDERING INFORMATION When purchasing replacement and modernization products from your TRADELINE® wholesaler or your distributor, refer to the TRADELINE catalog or price sheets for complete ordering number, or...
95C-10903-1 T451, T651 MOTOR-RATED PRECISION THERMOSTATS INSTALLATION WHEN INSTALLING THIS PRODUCT: 1. Read these instructions carefully. Failure to follow instructions can damage product or cause a hazardouscondition. 2. Check ratings given in instructions and on product to make sure product is sui...
95C-10903-1 Check Out Turn on power. Raise the temperature setting to energize the heating contact and break the cooling contact. The HVAC equipment should begin heating or stop cooling, as appropriate. NOTE: For T451A and T651A models only, the thermostat will call for heat (disable cooling) when t...
