3 ELECTRICAL CONNECTIONS
Manual ERZ2000-DI · EN1.2 · 2017, December 21st
81
COM 5 (modem): Pin assignment
Pin
Mode: RS 232
1
DCD
2
RxD
3
TxD
4
DTR
5
GND
6
DSR
7
RTS
8
CTS
9
RI
Use
RS 232 with handshake plus DCD (data carrier detect) plus RI (ring indicator). Us-
able for MODEM (DFÜ).
With connection of a modem, the COM 5 operating mode "Modem" must be se-
lected in the wizard.
3.1.5
External modem connection
The COM 5 interface is used for connection.
Example for a setting
The following setup must be made in the menu
GD DSFG instance remote data
transmission
:
GD13 Modem init. string
ate0s0=1
GD14 Dial prefix
atx3dt