Brochure
63-8702 39
AQ15000B
POWER
IN
SENSORS DEMANDS
BOILER
OUT
EXP.BUS
OUT
T T B B
HEAT DHWReturnPrimaryR C
AQ15540B
1 2
R C
3 4
B B
5 6
Rh W
7 8
Rh W
9 10
Rh W
11 12
W
13 14
B B
Rh
POWER
IN
EXP. BUS
IN
ZONE 1 ZONE 2 ZONE 3 ZONE 4
EXP. BUS
OUT
THERMOSTATS
AQ10X38
24VAC
38VA
R C
POWER INPUT POWER INPUT
N
L
120VAC 60Hz
To C on
AQ15540B (2)
To R on
AQ15540B (2)
Boiler
Supply
Return
-- SENSORS--
From C on
AQ10X38
Transformer
From R on
AQ10X38
Transformer
Piping
Connections
DHW
Aquastat
SS
DHW
Pump
RS
T – T
Boiler
Zone 1
Pump
Zone 2
Pump
Zone 3
Pump
Zone 4
Pump
Zone 5
Pump
Zone 6
Pump
Zone 7
Pump
Zone 8
Pump
To Domestic
Hot Water
Aquastat
L2
L1
(HOT)
1
POWER SUPPLY. PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED.
To B B
Exp. Bus IN
Connection
on AQ15540B (2)
From B B
Exp. Bus OUT
Connection
on AQ15540B (1)
AQ10X38
AQ15540B (1)
AQ15000B
AQ15540B (2)
To N on AQ10X38
To L on AQ10X38
Legend
Factory Wiring (low voltage)
Factory Wiring (line voltage)
Factory Wiring (communication bus)
Field Wiring (low voltage)
Field Wiring (line voltage)
Field Wiring (communication bus)
SS Supply Sensor
RS Return Sensor
NOTE: This is only a concept drawing. The system designer must design the complete
multi-zone system from the ground up to ensure proper and safe operation of the
hydronic and electrical systems, as well as compliance with building and safety code
requirements. Necessary auxiliary equipment and safety devices must be used.
Zone 1
Zone 2 Zone 3 Zone 4
Zone 5 Zone 6 Zone 7 Zone 8
To N on AQ10X38
To L on AQ10X38
AQ25042B AQ25542B
V. 10
DHW
PUMP
1
To boiler TT
Electrical
Connections
Zone 5 Zone 6
Zone 7 Zone 8
THERMOSTATS
Zone 1 Zone 2
Zone 3 Zone 4
THERMOSTATS
N
L
Power
Zone 1
N
Zone 2
N
L
LN
Zone 3
N
L
Zone 4
L
AQ15540B
1 2
R C
3 4
B
B
5 6
Rh W
7 8
Rh W
9 10
Rh
W
11 12
W
13 14
B B
Rh
POWER
IN
EXP. BUS
IN
ZONE 1 ZONE 2 ZONE 3 ZONE 4
EXP. BUS
OUT
THERMOSTATS
N L
Power
Zone 1
N
Zone 2
N L
LN
Zone 3
N L
Zone 4
L
AQ15000B
POWER
IN
SENSORS DEMANDS
BOILER
OUT
EXP.BUS
OUT
T T B B
HEAT DHWReturnPrimaryR C
AQ10X38
24VAC
38VA
R C
POWER INPUT POWER INPUT
N
L
120VAC 60Hz
AQ15740B
POWER
IN
EXP.BUS
IN
ZONE 1 ZONE 2 ZONE 3 ZON E 4
THERMOSTATS
RH W RH W
RH W RH W
ZONE 1
V1
V2
S1
S2
ZONE 2
V1
V2
S1 S2
ZONE 3
V1
V2
S1
S2
ZONE 4
V1
V2
S1 S2
AQ15740B
POWER
IN
EXP.BUS
IN
ZONE 1 ZON E 2 ZONE 3 ZONE 4
THERMOSTATS
RH W RH W
RH W RH W
ZONE 1
V1
V2
S1 S2
ZONE 2
V1
V2
S1 S2
ZONE 3
V1
V2
S1 S2
ZONE 4
V1
V2
S1 S2
AQ10X38
24VAC
38VA
R C
POWER INPUT POWER INPUT
N
L
120VAC 60Hz
To B B
Exp. Bus IN
Connection
on AQ15740B (2)
Boiler
Supply
Return
-- SENSORS--
Piping
Connections
From B B
Exp. Bus OUT
Connection
on
AQ15740B (1)
To Domestic
Hot Water
Aquastat
L2
L1
1
(HOT)
1
POWER SUPPLY. PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED.
M
Zone 5
End
Switch
Zone 6
End
Switch
Zone 7
End
Switch
Zone 8
End
Switch
M M M
M
Zone 1
End
Switch
Zone 2
End
Switch
Zone 3
End
Switch
Zone 4
End
Switch
M M M
AQ10X38 (1)
AQ10X38 (2)
AQ15000B
Legend
Factory Wiring (low voltage)
Factory Wiring (line voltage)
Factory Wiring (communication bus)
Field Wiring (low voltage)
Field Wiring (line voltage)
Field Wiring (communication bus)
SS Supply Sensor
RS Return Sensor
Zone 5 Valve
(4-wire with
End Switch)
DHW
Aquastat
SS
DHW
Pump
Boiler
Pump
RS
T – T
Boiler
Zone 1 Valve
(4-wire with
End Switch)
Zone 2 Valve
(4-wire with
End Switch)
Zone 3 Valve
(4-wire with
End Switch)
Zone 4 Valve
(4-wire with
End Switch)
M M
M
M M M M M
NOTE: This is only a concept drawing. The system designer must design the complete
multi-zone system from the ground up to ensure proper and safe operation of the
hydronic and electrical systems, as well as compliance with building and safety code
requirements. Necessary auxiliary equipment and safety devices must be used.
To N on AQ10X38 (1)
To L on AQ10X38 (1)
AQ25044B AQ25744B
V. 10
Zone 8 Valve
(4-wire with
End Switch)
Zone 7 Valve
(4-wire with
End Switch)
Zone 6 Valve
(4-wire with
End Switch)
DHW
PUMP
To boiler TT
AQ15740B (2)AQ15740B (1)
BOILER
PUMP
Electrical
Connections
Zone 5 Zone 6
Zone 7 Zone 8
THERMOSTATS
Zone 1 Zone 2
Zone 3 Zone 4
THERMOSTATS
Hydronic Zoning System