WIRING CONNECTIONS HeatNet Control V3
Page 74
Heating Method 1 H-Net, Master/member
OUT
MODBUS
HeatNet
Boiler to Boiler
Communications
RJ45 Connection
HeatNet Termination.
Enable: Switches DOWN Position.
Disable: Switches UP position.
Switch shown disabled.
MEMBER: Close to run Local setpoint. Open for Master control.
MASTER: Close to control all boilers and run at System setpoint.
Close this contact to override the outdoor air
reset slope and run at the DHW setpoint.
The (2) LEDs on the RJ45 indicate:
GREEN: Transmit Data
YELLOW: Received Data
Three Wire
connection
IN
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