Honeywell AQ25A Series Technical Reference Booklet page 187

ZONING MODULE OF AN EXISTING
AQ2000 SERIES CONTROL P ANEL
THERMOST A TS
ZONE 1 ZONE 2 ZONE 3 ZONE 4
{
TH
{
SENSOR
AQ15100B
OK
AQ15540B (#1)
Zone 1 Zone 2
M M
1 POWER SUPPL Y. PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED.
Fig. 8. Wiring of AQ25742B Expansion Zoning Panel to AQ2000 Series Control Panel.
AQ255 AND AQ257 SERIES EXPANSION ZONING PANELS
TO B-B
"EXP .BUS IN"
CONNECTION
ON AQ15540B (#2)
Zone 3 Zone 4
1
N
M M
120 V AC
L
15
AQ25742B
FROM B-B
"EXP .BUS OUT"
CONNECTION
THERMOST A TS
ON AQ15540B (#1)
ZONE 1 ZONE 2 ZONE 3 ZONE 4
AQ10X38
Zone 1
M
AQ15540B (#2)
Zone 2 Zone 3 Zone 4
M M M
M27835C
69-1981—03