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Interfaces
Access to the DIP switches
A DIP switch is provided for selecting the operating mode at the RS485/422 interface. This is
located on the right of the COM2 connection terminal and is accessible after the cover is
removed.
Fig. 4-6:
Mitsubishi Alarm Modem
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Position of the DIP switches under the terminal cover
Fig. 4-4:
Put a screwdriver (blade width 3mm) into
the small slit and gently rotate the screw-
driver.
Fig. 4-5:
The terminal cover snaps off from the
case with an audible click and may be
removed.
Process Line
Data out
SIM-Card
ON
1
0
1
RS485 / RS422
Pu
DIP
2
3
4
4 - 3
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