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Primary control module, Secondary smart touch control module, Smart touch – Lochinvar SYNC 1.5 User Manual

Page 11: Wiring requirements

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11

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

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