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8 Installation
121
Fig. 8.28: Parameterization of RS 485-2 for Modbus according to instance F
Serial interface RS 485-1 (Serial-1)
The serial interface RS 485-1 may be used as well but requires a different setting
due to fixed deviating Byte order. It will not be treated here, in case it is required
you may have a look into the German manual of the USM GT400.
Modbus Registers for Device-F
The Modbus registers for device-F can be found in chapter 18 the Appendix with
the List of parameters. In the last part of this appendix, you may find the relevant
Modbus registers 32768 to 33022 including the name, a short description a the
type of the registers.
Additional Registers
The following Modbus registers contain additional USM-GT-400 data which are not
included in the tables above. A connected ERZ 2000-NG needs this information so
that its DSfG Device-F can be used.
9086 DSfG-Status
Register 9086 is linked to USM coordinate BA-1.
Manual USM GT400 · EN10 · May 2021
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