Application and functions
1.2 Further functions
LOGO! CMR2020, LOGO! CMR2040
Operating Instructions, 10/2016, C79000-G8976-C356-03
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Further functions
Functions
The CMR supports the following functions:
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A Web user interface (WBM - Web Based Management) for the configuration of the CMR
protected by user and password queries, see section "WBM" below.
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Tunnel technology OpenVPN for secure data transmission via mobile wireless, see
section "OpenVPN" below.
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– Querying position by SMS
– Forwarding position to the BM
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Use of dynamic DNS on the WAN interface (mobile wireless)
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– Sending and receiving SMS messages
– Sending e-mail
For information on the functions, refer to the section "Messages" below.
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Reading the process image
The process image of the BM can be read out by SMS message (command
"MONITOR?").
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The two outputs of the CMR can be written by SMS.
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With e-mail and SMS you can have read access to the process image of the BM, the
variable memory of the BM and the process image of the CMR using configurable
signals.
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Access to variable memory (VM)
Via the variables memory, you have read and write access to the current values of
function blocks of the BM.