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Interfaces on FlexOM Main Board
Caution:
If the length of the cable connecting to RS485 port or AUX port of
the gateway is over 1000 meters, the Switch button must be set to ON.
Default
ON
1
Terminating Resistance
Switch
A
Internal installation option
RS485 Port A
B
Vin GND A+ B- G
External installation option
RS485 Port B
Caution:
Before configuring the gateway,
pay attention to set the power switch to ON.
Power Switch
AUX Port
Page 7
POWER ON
Module Socket
FOMlink Port
Terminating Resistance
Switch
A+
B-
G
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