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  • No : 22186
  • Release Date : 2018/08/27 16:41
  • Update : 2020/04/13 09:20
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LCD COM is flashing (ME96SS series).

The COM of the LCD is flashing.
What does it that [COM] in the LCD screen is blinking mean?
Category : 

Answer

A reason varies with the connection situation of options. (Please refer to the section 6 of the User’s Manual.)
 
In case of MODBUS RTU
Error content: Communication error such as an address error
Please refer to the User’s Manual for error codes and error contents.
Countermeasure: Check the register addresses, function code and the communication settings.
If the correct query received, [COM] is lit.
 
In case of MODBUS TCP (ME-0000MT-SS96)
Error content: Communication error such as a data error of the TCP header part and an address error
Please refer to Section 6 of the “LSPM0075” for error codes and error contents.
Countermeasure: Check the data of the header part and the communication settings.
If the correct query received, [COM] is lit.
 
In case of CC-Link (ME-0040C-SS96)
Error content: Hardware error
Countermeasure: Check the wiring between the main body of ME96 and the option.
 
In case of Logging unit (ME-0000BU-SS96)
Error content: Setting error, SD memory card error, battery voltage reduction, etc.
Check the LED situation of the option. Please refer to Section 1 of the User’s Manual.
Countermeasure: Refer to Section 1 of the User’s Manual.
Product Name
Electronic Multi-Measuring Instrument
Series
ME96SS series
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