Schneider Electric none Manuale Utente
Compatible Devices and Cables
88
88
31007492
A.4 RS485 Ports Pinout
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Part Number
Mounting
Method
Method
Operating
Power
(Nominal)
Power
(Nominal)
Modbus Plus
Network
Cable
Network
Cable
Serial
Ports
Ports
Serial
Protocol
Protocol
NW–BM85E485
Panel or Shelf
115/230 Vac or
24 Vdc
24 Vdc
Single or Dual
RS485
Programmable,
User Defined
User Defined
NW–BM85S485
Panel or Shelf
115/230 Vac or
24 Vdc
24 Vdc
Single or Dual
RS485
Programmable,
User Defined
User Defined
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'&(* &%%*&()
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5 4 3 2 1
9 8 7 6
REAR PANEL
SERIAL PORT
CONNECTORS
Figure 27
Serial Ports Pinout – RS485
Pin
BM85 Direction
Purpose
1
––
Chassis ground
2
In/Out
Receive/Transmit A
3
In/Out
Receive/Transmit B
4 ... 9
––
not used