Operation With A Plc - insys icom 56k Manual

INSYS Modem 56k AC/DC 4.2
Configuration with AT commands
To use the desired functions of the priority
circuit, use:
To set the voltage level for the detection of
the line status, use:
U1 is the voltage difference in the phone
line between hung up state (free line) and
the busy line.
U2 is the voltage difference, which is
generated in the phone line when the
INSYS Modem 56k AC/DC 4.2 has already
gone off-hook and a telephone connected
in series is going off-hook.
U3 is the voltage difference in the phone
line between hung up state (free line) and
the busy line.
To store the command, use the command:

11.21 Operation with a PLC

The INSYS Modem 56k AC/DC 4.2 can be operated at a programmable logic
controller. Settings recommended by INSYS for a INSYS Modem 56k AC/DC 4.2,
which is used at the PC to communicate with the PLCs, are available for certain
controllers. The respective configuration files can be found under http://www.insys-
tec.de/en/en/plc/ or in „Configuration for PLC" section of the CD delivered with the
unit.
Configuration with HSComm
You may load setting files into HSComm under the menu item „PLC"
(Figure 7: HSComm Modem - Modem, Seite 36, position 10). Moreover,
you can store settings for the PLC to a file. You can send these settings
can to the INSYS Modem 56k AC/DC 4.2 then.
Configuration with AT commands
You can also perform these settings with
AT commands. The settings depend on you
PLC and cannot be given here generally
therefore.
AT-STE=<n>
AT-TTE=U1,U2,U3
AT&W
Functions
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