InRoom Controller - Operating Instructions14
JP1
JP2
Port 2
Port 3
2.4 EBUS - Extension board for 2x RS485 bus
2.4.1 Board design
Pin Designation Function
1 Port 2-H
RS485 BMS-bus
2 Port 2-L
1 Port 3-H
RS485 Aux-bus
(e.g. EC-motor)
2 Port 3-L
X10 SUB-D 15 EBUS extension (socket)
2.4.2 Assignment - EBUS
Termination jumper
Jp n° Function in position 1-2
1 EBUS Port 2 termination
2 EBUS Port 3 termination
Jp 1 has to be set, if the cooling unit represents
the first or last element in the BMS bus.
Jp 2 has to be set, if the cooling unit represents
the first or last element in an Aux-bus.
Technical Data:
Power consumption: 11.3 VA
Operating temp.: 5°C...40°C
Storage temp.: -30°C...60°C
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