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8 Installation
Configuration VK Modbus according to instance F
For communication via DSfG Instance-F, VK Modbus Master USM must be
parameterized according to the DSfG Instance-F specification as shown in the
120
following figure.
Fig. 8.27: Configuration of Modbus Master USM due to Instanz-F
The Modbus address in VK52 must be assigned with the address of the USM
GT400 are the same. They can be found in J-31. Selection values in VK58 and
VK59 are irrelevant because these data types are not included in the instance
protocol.
Configuration USM GT400 for Instance F
Serial interface RS 485-2 (opt. Ser2)
If the ERZ2000-NG is configured according to the DSfG Instance-F specification
as described in the previous chapter, the USM GT400 must be connected to the
RS 485-2 serial interface. This is defined in the coordinates J-25 to J-37 under the
indication "Opt. Ser2 ". Here these are to parameterize, too. The Modbus address
in J-31 can be freely selected and must be set identically in VK52 in the
ERZ2000-NG.
Manual USM GT400 · EN10 · May 2021
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