Honeywell SuitePRO TB8575 Installation Instructions Manual page 9

.
L
W/Y
HEAT VALVE
Y/A COOL VALVE
GI
Gm
5
1
Gh
2
N
Rs
REMOTE SENSOR
Sc
REMOTE SETBACK
SB
Ps
1
REMOVE PRE-WIRED WIRE FROM TERMINAL 5 (MID FAN SPEED).
JUMPER TERMINALS 5 AND 6 (MID AND HIGH FAN SPEEDS). FAN
2
MEDIUM SETTING WILL OPERATE ON HIGH SPEED.
3 CONNECT TERMINAL 7 TO THE MID FAN SPEED WIRE FROM THE
PREVIOUS SYSTEM.
4
REWIRE THE PREVIOUS MID SPEED FAN WIRE TO THE NEUTRAL
CIRCUIT IN THE SYSTEM.
5 CHANGE INSTALLER SETUP IS CODE 9 TO 2 FOR 2 SPEED FAN
CONTROL.
Fig. 13. Wiring diagram when missing a wire for
electromechanical retrofit (120/240/277 Vac shown).
24 Vac Wiring Diagrams (TB8575)
For the TB8575A1000 model, a 24 Vac Class 2 NEMA
rated transformer must be used.
R
W/Y HEAT VALVE
Y/A
GI
FAN
Gm
Gh
C
Rs
Sc
SB
Ps
1 POWER SUPPLY. PROVIDE DISCONNECT MEANS AND
OVERLOAD PROTECTION AS REQUIRED.
Fig. 14. Two pipes Heat-only wiring diagram (24 Vac
R
W/Y COOL VALVE
Y/A
GI
FAN
Gm
Gh
C
Rs
Sc
SB
Ps
1 POWER SUPPLY. PROVIDE DISCONNECT MEANS AND
OVERLOAD PROTECTION AS REQUIRED.
Fig. 15. Two pipes Cool-only wiring diagram (24 Vac
L (HOT)
FAN
3
N
4
L1
(HOT)
24 VAC
L2
1
REMOTE SENSOR
REMOTE SETBACK
M27573
shown).
L1
(HOT)
24 VAC
L2
1
REMOTE SENSOR
REMOTE SETBACK
M27574
shown).
TB6575/TB8575 SUITEPRO™ DIGITAL FAN COIL THERMOSTATS
R
W/Y
Y/A
GI
Gm
Gh
C
Rs
Sc
SB
Ps
1
Fig. 16. Two pipes (Heat or Cool) Manual Changeover
R
M31328A
W/Y
Y/A
GI
Gm
Gh
C
Rs
Sc
SB
Ps
1
Fig. 17. Two pipes (Heat or Cool) auto changeover
R
W/Y
Y/A
GI
Gm
Gh
C
Rs
Sc
SB
Ps
1
Fig. 18. Four pipes (Heat and Cool) Manual/Auto
Changeover wiring diagram (24 Vac shown).
9
VALVE
FAN
24 VAC
REMOTE SENSOR
REMOTE SETBACK
POWER SUPPLY. PROVIDE DISCONNECT MEANS AND
OVERLOAD PROTECTION AS REQUIRED.
wiring diagram (24 Vac shown).
VALVE
FAN
24 VAC
REMOTE SENSOR
REMOTE SETBACK
PIPE SENSOR
POWER SUPPLY. PROVIDE DISCONNECT MEANS AND
OVERLOAD PROTECTION AS REQUIRED.
wiring diagram (24 Vac shown).
HEAT VALVE
COOL VALVE
FAN
24 VAC
REMOTE SENSOR
REMOTE SETBACK
POWER SUPPLY. PROVIDE DISCONNECT MEANS AND
OVERLOAD PROTECTION AS REQUIRED.
L1
(HOT)
L2
1
M27575
L1
(HOT)
L2
1
M27576
L1
(HOT)
L2
1
M27577
62-0278—13