Honeywell T6380 Product Data page 4

T6380
Fig. 4b – T6383B: 2-pipe, heat/cool, auto changeover, with aux.
electric heat, constant fan
T6383B
SYSTEM
Cool (YEL)
Cool
Heat (ORG)
Off
Heat
FAN
Hi (BRN)
Med (BLU)
Lo (RED)
BLK
To internal heat/cool
WHT
circuits
L1(HOT) L2(NEUTRAL)
Fig. 5a – T6381A: 2-pipe, cooling only, cycled fan
T6381A
FAN
Heat (ORG)
Off
BLK
TO COOLING
VALVE
Fig. 5b – T6381A: 2-pipe, heating only, cycled fan
FAN
Cool (YEL)
Heat (ORG)
3
2
Off
1
WHT
BLK
TO HEATING
VALVE
4
.
W
R
.
TO HEAT/ COOL
VALVE
B
W
R
TO SUPPLEMENTARY
HEAT
B
HI
MED
LO
Cool (YEL)
L1 (HOT)
3 (BRN)
HI
2
(BLU)
MED
(RED) LO
1
WHT
L2
(NEUTRAL)
(VIO)
External jumper
T6381A
L1 (HOT)
(BRN)
HI
(BLU)
MED
(RED) LO
L2
(NEUTRAL)
(VIO)
External jumper
Fig. 5c – T6381A: 2-pipe, heat/cool, auto-changeover, cycled fan
T6381A
FAN
Cool (YEL)
Heat (ORG)
3 (BRN)
2
(BLU)
Off (RED)
1
WHT
(VIO)
TO HEATING
/COOLING VALVE
Fig. 6 – T6381B: 2-pipe, heat/cool, manual changeover, cycled
fan
T6381B
.
SYSTEM
Cool (YEL)
Cool
Heat (ORG)
Off
Heat
FAN
(BRN)
(BLU)
(RED)
BLK
WHT
L1(HOT)
L2(NEUTRAL)
Fig. 7a – T6381B: 4-pipe, heat/cool, manual changeover, cycled
fan
T6381B
.
SYSTEM
Cool (YEL)
Cool
Heat (ORG)
Off
Heat
FAN
BLK
L1(HOT)
AQUASTAT
W
R
L1 (HOT)
B
HI
MED
LO
L2 (NEUTRAL)
External jumper
TO HEATING/COOLING
VALVE
External jumper
HI
MED
LO
TO COOLING
VALVE
TO HEATING
VALVE
(BRN)
HI
(BLU)
MED
(RED) LO
WHT
L2(NEUTRAL)