IP Relay HWg-ER02b - Manual
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DIP 1
SETUP
DIP 2
RS-485
Function
ON
OFF
RS-232 Setup
mode (9600 8N1)
Ethernet is disabled
OFF
OFF
Serial port in the
RS-232
mode
OFF
ON
Serial port in the
RS-485
mode
(RS-232 is inactive)
- check the &R and &H parameters (recommended: &R3 &H1)
DIP 3
DIP 4
Function
OFF
OFF
RS-485 unterminated
ON
ON
RS-485 terminated
LEDs:
Power
– green ..................................... External power connected
LINK
– amber .................................... Ethernet interface activity
Status
– green ..................................... Device starting up, firmware upgrade
Setup
– red ......................................... Device in serial Setup mode
INx
– green ..................................... Input x is closed
OUTx
– red ......................................... Output x is closed
120Ω
470Ω
470Ω
+5V