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Messages - Lev

#1
Attached
#2
Thank you for answer. I'm trying to check the communication now -
30/07/09 10:19:45 MODBUS RTU. Invalid CRC (00,F020)
#3
 downloaded trial version of Advanced Serial Data Logger 3.6.4.507 and MODBUS RTU Module plug-in.
When I tried to define Data Query I received "x" instead of "v"  in "Send request, otherwise parse response only" line (screenshot is attached)
What could be a problem?