Servomex SERVOTOUGH Oxy, Operator'S Manual

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01910001B_8 © Servomex Group Limited. 2020
115
Appendix B CONFIGURING THE MODBUS PARAMETERS
If your analyser has the Modbus output (either RS485 or Ethernet), you must configure the
communica�ons parameters to suit the requirements of the network to which you have connected the
analyser
.
The cable connec�ons are shown in Sec�on 5.3.5.
Note:
All screen shots show the default setting.
These values are supervisor password protected. Your network administrator will advise you of the
necessary parameters that will be required to be entered.
B.1 RS485
1.
Select: Se�ngs
Comms parameters.
2.
The first screen (see Figure
96
) requests the communica�on mode. This can be RTU or
ASCII.
3. Press the
so�key to change the value.
Figure
96 -
Comms Parameters Mode Screen
Note:
Use 8 bits for RTU and 7 bits for ASCII.
4.
Use the
so�key to select the next parameter:
5.
Node address, this can be anything from 1 to 247. Use the
and
so� keys to
select the correct value.
Figure
97 -
Comms Parameters Node address screen
6. Use the and
so� keys to select the next parameter:
7.
Baud Rate, this can be anything 2400, 4800, 9600, 19200 or 38400. Use the
and
so
� keys to select the correct value.