Application instructions PRELIMINARY
User Manual EML1101
18.4 Operating OPT-SW via modem
The EML modem is configured
via a terminal program.
Important:
Be sure that the baud rate of the terminal program is set to
9600 baud!
The baud rate set in the terminal program is adopted by the modem. If the wrong baud rate is set, no
connection can be made.
Command Meaning
AT&F
Reset modem to manufacturer's configuration
AT&D0
Modem ignores DTR signal
ATS0=1
Automatic pick-up after ringing once
ATQ1
Switch off register codes
ATE0
Switch off echo
(Caution: All commands will no longer be shown if the terminal program "local echo" is
switched off.)
AT&W0
Saving the configuration as configuration profile 0
The following settings must be set on the PC modem in this order:
Command
Meaning
AT&F
Reset modem to manufacturers configuration
AT&D0
Modem
ignores
DTR-Signal
ATX3
Turn off dialing tone recognition
AT&W0
Save the configuration as configuration profile 0
The maximum baud rate of the modem must be at least 14400 baud.
Only use a modem cable to connect the modem to the PC or the EMIS 1500.
The modem configuration can be carried out over any common terminal program. In
OPT-SW
the
following settings must be carried out when connected.
The instrument to which the modem is connected must be selected under the item instrument
connection
.
The prompt above configures access from
OPT-SW
software via a modem connected to
EML
,
EMP
or
EMIS 1500
.
18.5 Technical terms/Glossary
Term Meaning
Accumulated power P_acc
Amount of energy measured since the beginning of current
measuring period divided by the duration of measuring period.
Communication processor EMP
1100
Interface module which enables data exchange with a PLC or
BMS according to the Protocol
3964R/RK512.
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