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Appendix
A.1 Application examples
Frequency inverters with Control Units CU230P-2 HVAC, CU230P-2 DP, CU230P-2 CAN
Operating Instructions, 01/2011, FW 4.4, A5E02430659B AD
335
①
Activate the tab "Address
configuration".
②
Select line 1.
③
Open the dialog box in which you
define the Publisher and the address
area to be transferred.
①
Select DX for direct data exchange
②
Select the PROFIBUS address of
drive 1 (publisher).
③
In the address field, select the start
address specifying the data area to be
received from drive 1. In the example,
these are the status word 1 (PZD1)
and the speed actual value with the
start address 256.
Close both screen forms with OK. You have now defined the value range for slave-to-slave
communication.
In the slave-to-slave communication, drive 2 receives the sent data and writes this into the
next available words, in this case, PZD3 and PZD4.
Settings in drive 2 (subscriber)
Drive 2 is preset in such a way that it receives its setpoint from the higher-level control. In
order that drive 2 accepts the actual value sent from drive 1 as setpoint, you must set the
following:
●
In drive 2 ,set the PROFIdrive telegram selection to "Free telegram configuration with
BICO" (p0922 = 999).
●
In drive 2, set the source of the main setpoint to p1070 = 2050.3.
Содержание SINAMICS G120 CU230P-2
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