58
Installation & Operation Manual
8
Field wiring
Figure 8-3 Low Voltage Field Wiring Connections
SHIELD
SHIELD
A
B
BOILER
PUMP
RECIRCULATION PUMP
RELAY
BUILDING
MANAGEMENT
SYSTEM
LOUVER
PROVING SWITCH
TO
NEXT
BOILER
FROM
PREVIOUS
BOILER
NOTE:
CONNECTION BOARD SPLIT FOR
ILLUSTRATION PURPOSES
WIRE AS
NEEDED
SYSTEM PUMP
SPEED
CONTROL
LOUVER RELAY
FLOW SWITCH
TANK THERMOSTAT
ROOM THERMOSTAT 1
SYSTEM SUPPLY SENSOR
COM
NO
OUTDOOR SENSOR
DHW RECICULATION SENSOR
A B
A B
ROOM THERMOSTAT 3
ROOM THERMOSTAT 2
TANK SENSOR
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