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4 Wiring Requirements (continued)
Figure 4-3_Control Outputs
LOW VOLTAGE
CONNECTION
BOARD
PRIMARY
CONTROL MODULE
ALARM BELL
RUN TIME CONTACTS
SEQUENCER / BUILDING
MANAGEMENT SYSTEM
HEAT EXCHANGER 1 /
HEAT EXCHANGER 2
BOILER PUMP
SYSTEM PUMP
HW PUMP
IGNITOR
BLOWER
GAS VALVE
PC INTERFACE
SECONDARY
SMART TOUCH
CONTROL MODULE
TOUCH PANEL
INTERFACE
TOUCH DISPLAY
SMART TOUCH
Modbus Instructions