Rievtech ELC-12AC-R-N, Руководство пользователя

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You can use the above fixed data as the response for the customize MODBUS.
So if the "Trg" input keeps high, the the output will be high also after the EXM get the above correct
response.
Note:The command format is based on the standard Modbus TCP. Please refer to the technical file
"Modbus TCP communication protocol" for detail if require.
5.5.35 Data latching relay
Fashion: Classic:
Short description
This special function saves the process variable of an analog input to memory, and returns it at the
analog output.
Connection Description
Input S Save the Ax to memory and return it at the analog output with a
signal at input S (Set).
Input Ax Input the analog signal to be amplified at input Ax. Use the
analog inputs, the block number of a function with analog output,
or the analog outputs.
Input R Reset analog output AQ to 0 with a signal at input R (Reset).
analog Output AQ is reset if S and R are both set (reset has
priority over set).
Output AQ Analog output
Value range for AQ: -32768...+32767
Parameter Value range for Start value: -32768...+32767
Example