DELTA LOGIC ACCON-MPI-Modem 56k User Manual page 14

Example: Setting the local modem:
Figure 4: Settings of the local modem
Installation of the ACCON-MPI-Modem 56k at the plan
Assemble the ACCON-MPI-Modem 56k in the control cabinet
remembering the minimum clearance.
If necessary energize 24 VDC to the power supply bushing. Please keep
the polarity in mind. Connect the ACCON-MPI-Modem 56k to the
telephone network via a TAE or RJ11 connection cable. If the device is
fed with voltage only the Power and RS232 LED should light green. If the
RS232 LED is of or lights red then change the microswitch to »Ext.«.
Connect the ACCON-MPI-Modem 56k to the RS232 interface of your PC
or PG via the supplied null modem cable.
ACCON-MPI-Modem 56k 14