Honeywell AQ25A Series Technical Reference Booklet page 17

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.
AQ25A SERIES PROGRAMMABLE BOILER CONTROL PANELS
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
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
M27691
69-2119—02