Argo AT2045 User Manual

24
ADDITIONAL WIRING DIAGRAMS
Figure 12 - Two Zones with Circulator - 2 Boilers
"AT" BOILER
CIR.
CIRCULATOR
PUMP 120 VAC
PRIMARY
TT
TT
C1 C2
"AT" BOILER
CIR.
CIRCULATOR
PUMP 120 VAC
PRIMARY
TT
TT
C1 C2
CIR.
X2 X2 L N L N L N
ZONE 1 ZONE 2
CIR.
120 VAC
VAC
120
TR TW
TR TW
SWITCH
ISOLATED
ZONE 1
ZONE 2
THERMOSTAT
SPST (2 WIRE)
24 VAC
ARGO
ARM-2P
CIRCULATOR PUMPS
(120 VAC)
ZONE 1
ZONE 2
THERMOSTATS
X1 X1
TWO ZONES WITH CIRCULATORS
2 BOILERS
NOTE:
IF CONTROL ONLY CONTAINS ONE ISOLATED
END SWITCH, PLEASE CONTACT TECHNICAL
SERVICE FOR PROPER INSTALLATION.
"AT" BOILER
CIR.
CIRCULATOR
PUMP 120 VAC
PRIMARY
TT
TT
C1 C2
"AT" BOILER
CIR.
CIRCULATOR
PUMP 120 VAC
PRIMARY
TT
TT
C1 C2
X2 X2
ZONE 1 ZONE 2
T T
SWITCH
END
ZONE 1
THERMOSTAT
SPST (2 WIRE)
24 VAC
ARGO
AZ-3
ZONE 2 ZONE 1
ZONE 3
T T
ZONE 2
T T
ZONE 3
ZONE 3
THERMOSTATS
X1 X1
THREE ZONES WITH ZONE CONTROL VALVES
2 BOILERS
ZONE
VALVE
ZONE
VALVE
ZONE
VALVE
R(T)
W(T)
R(T)
W(T)
Figure 13 - Three Zones with Zone Control Valves - 2 Boilers
(1/6 hp MAX)(1/6 hp MAX)
(1/6 hp MAX)(1/6 hp MAX)
R(T)
W(T)
R(T)
W(T)

Argo AT2045 Specifications

General

Brand	Argo
Model	AT2045
Category	Boiler
Language	English