QEED QC-POWER-T-TA User Manual page 36

MODBUS FUNCTIONS IMPLEMENTED
Read input register
Force multiple coil
* messages addressable to all slave (slave address = 0)
Read input register (4)
Function for the reading of the registers in which the measurements are memorised.
The instrument allows to obtain the value of all available measurements (33) with a
single request.
subtracting one from the register number.
(04)
(15)*
0009 (0009-1) =0008
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User Manual - QC-POWER-T-TA