Honeywell AQ25A Series Technical Reference Booklet page 77

100 VA
TRANSFORMER
115 VAC
24 VAC
1
1
2
3
1
2
3
1
POWER SUPPLY. PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED.
Fig. 14. Wiring of additional low voltage VA capacity.
100 VA
1
TRANSFORMER
115 VAC
THERMOSTATS
ZONE 1 ZONE 2 ZONE 3 ZONE 4
USING AN AQ15740B
VALVE ZONING MODULE
Zone 1 Zone 2 Zone 3 Zone 4
1
2
3
1
2
3
11
AQ251 SERIES BOILER RESET CONTROL PANELS
THERMOSTATS
ZONE 1 ZONE 2 ZONE 3 ZONE 4
USING AN AQ15540B
PUMP ZONING MODULE
Zone 1
Zone 2
24 VAC
1
2
3
1
2
3
1
2
3
Zone 3 Zone 4
1
2
3
M27741A
69-1974—04