ECI Multi Functional Weighing Controller Operating Manual
Page 107
5) Command: Functions as a query from a remote computer or similar device (9600bps)
Not case sensitive
Command List:
'R': Resets the device (Reset).
'Z': Functions as reset key.
'T': Functions as taring key.
'W': Sends existing measurement results
'GIn': Sends digital inputs
'GOn': Sends digital outputs
'A': Sends ADC internal count value.
'V': Sends device version number.
6) Modbus: It is the Modbus operation mode selection.
7) Off: Data sending over serial port is disabled