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Wiring requirements – Lochinvar 1.5 User Manual

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Wiring Requirements

Figure 4-4_Control Location

MODBUS
COMMUNICATION
BOARD (MTR01)

CONTROLLER

Typical Boiler System Wiring

Cascade Daisy Chain Connection

Modbus RS485 Communication Bus

Modbus RS485 Port on Gateway or Building System

Physical Configuration: Cascade without Individual Monitoring

ModBus Instructions