User Manual
Z-SG2 / Z-SG2-L
ALL RIGHTS RESERVED. NO PART OF THIS PUBLICATION MAY
BE REPRODUCED WITHOUT PRIOR PERMISSION.
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Doc: MI-005370-EN
Rev. 1.0.0.2
Page 36
3)
Write the decimal value
49914
in the COMMAND REGISTER
4)
The device saves the new tare value in flash and resets the COMMAND REGISTER value
5)
Enter the weight value of the sample weight in technical units in the STANDARD WEIGHT VALUE
registers
6)
Place the sample weight on the load cell
7)
Wait for the measurement to stabilize
8)
Write the decimal value
50700
in the COMMAND REGISTER
9)
The device saves the new sample weight value in flash and resets the COMMAND REGISTER value
10)
The load cell is calibrated
MODBUS RTU SLAVE COMMUNICATION PROTOCOL
The communication protocol is:
Modbus RTU Slave (from both the RS485 and USB ports)
For more information on these protocols, see the website:
http://www.modbus.org/specs.php
SUPPORTED MODBUS FUNCTION CODES
The following Modbus functions are supported:
Read Holding Register
(function 3)
Write Single Register
(function 6)
Write Multiple registers
(function 16)
ATTENTION!
All 32-bit values are contained in 2 consecutive registers
ATTENTION!
Any registers with RW* (in flash memory) can be written up to 10000 times
The PLC/Master Modbus programmer must not exceed this limit
