Honeywell T7351 User Manual

Page of 20
T7351 COMMERCIAL PROGRAMMABLE THERMOSTAT
7
63-2666—02
In heat mode, when set for conventional heat, the equipment (i.e. plenum switch) could power the fan despite the T7350.
Fig. 8. Thermostat Key Locations.
INSTALLER SETUP
For most applications, the thermostat factory settings do not 
need to be charged. Review the factory settings in Table 2.
NOTE: When power is first applied to the thermostat, the 
display will show all segments (See Fig. 9).
Fig. 9. LCD Display of all Segments.
CAUTION
Possible Equipment Damage.
Fan must be running when system is operating.
Heat pump and electric heat systems must be 
configured correctly to prevent equipment damage 
caused by the system running without the fan.
Setup Using Keypad
The installer uses the Installer Setup to customize the 
thermostat to specific systems.
A combination of key presses are required to use the Installer 
Setup features.
1. To enter the Installer Setup, press and hold both the Run 
Schedule and the Copy keys until DEGREES 00 (or 
DEGREES 01) displays. 
NOTE: Installer Setup will display WAIT and is 
unavailable for 30 seconds after power up.
2. To advance to the next Installer Setup number, press 
.
NOTE: Pressing Run/Copy again while in this mode 
displays the T7351 firmware version number.
3. To return to a Setup item, cycle through the options.
4. To change a setting, use the up 
 or down 
 key.
5. To exit the Installer Setup, press Run Schedule.
6. Display prompts SAV CFG (save configuration).
Table 4. T7351 Intelligent™ Fan ON control logic
Occupancy
Call for
Heat/Cool
Notes
Scheduled 
Period
Motion Sensor 
Signal
Effective 
Occupancy
Yes
No
Occupied
No Sensor Wired
Occupied
Fan On Fan On
Occupied
Motion Sensed
Occupied
Fan On Fan On
Occupied
No Motion Sensed
Standby
Fan On Fan Off
a
Effective Occupancy is Standby. Standby 
setpoints are used and it assumes that the 
space is unoccupied. Fan is on only when there 
is a call for heating or cooling.
Not Occupied No Sensor Wired Not Occupied Fan On Fan Off
a
Occupancy sensor will only be active during 
scheduled Occupied periods. During scheduled 
Not Occupied periods, the effective occupancy 
will always be Not Occupied.
Not Occupied
Motion Sensed
Not Occupied Fan On Fan Off
a
Not Occupied No Motion Sensed Not Occupied Fan On Fan Off
a
System
Fan
Run
Schedule
Copy
Not Occupied
Occupied
Day
Clear
Start Time
Day
Time
Temperature
Temporary
Occupied
Override
HEAT
HEAT
COOL
COOL
HEAT COOL
ON AUTO
Schedule
Set Day/Time
Occupied
Not Occupied
Temporary
Not Occupied
M19610
Temporary Standby
StartTime
M19611
Not Occupied12
System
EmHeat
Off CoolAuto
MonTueWedThuFri
AM
PM
SatSunHol
Dehumid
OnAuto
MinsDays
Room
Fan
%
Set Schedule
Set