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PROFIdrive communication (PROFIBUS/PROFINET)
Function diagrams
2-551
© Siemens AG 2009 - 2013 All Rights Reserved
SINAMICS G120 CU240B/E-2 Control Units List Manual (LH11), 01/2013
Fig. 2-22 2420 – Telegrams and process data (PZD)
- 2420 -
Function diagram
87654321
fp_2420_97_02.vsd
PROFIdrive (PROFIBUS/PROFINET)
CU240B/E-2 DP/PN
12.12.2012 V4.6
Telegrams and Process Data (PZD)
<1>
<2>
If p0922 = 999 is changed to another value, the telegram is automatically assigned.
If p0922 unequal 999 is changed to p0922 = 999, the "old" telegram assignment is maintained!
Freely interconnectable (pre-setting: MELD_NAMUR).
<1>
1
20
PZD6
PZD5
PZD4
PZD1
PZD2
PZD3
STW1 ZSW1
NSOLL_A NIST_A
STW1 ZSW1
MIST_GL
PIST_GL
<2>
NIST_A_GL
IAIST_GL
NSOLL_A
PZD telegr_sel
1 ... 999
p0922 (1)
Interconnec-
tion is made
according to
Telegram
[2440] [2450] automatically
PZD8
PZD7
350
STW1
ZSW1
ZSW3
NIST_A_GL
IAIST_GL
NSOLL_A
STW3
M_LIM
<3> Can be freely connected.
999
STW1 <4> ZSW1 <4>
<4>
In order to comply with the PROFIdrive profile, PZD1 must be used as control word 1 (STW1) or status word 1 (ZSW1).
p2037 = 2 should be set if STW1 is not transferred with PZD1 as specified in the PROFIdrive profile.
352
STW1 ZSW1
MIST_GL
WARN_CODE
FAULT_CODE
NIST_A_GL
IAIST_GL
NSOLL_A
<3>
<3>
<3>
<3>
353
STW1 ZSW1
NIST_A_GLNSOLL_A
354
STW1 ZSW1
MIST_GL
WARN_CODE
FAULT_CODE
NIST_A_GL
IAIST_GL
NSOLL_A
<3>
<3>
<3>
<3>
Standard telegrams Manufacturer-specific telegrams Free telegram
PZD10
PZD9
PZD12
PZD11
Receive telegram from
PRPFIBUS/PROFINET
Send telegram to
PROFIBUS/PROFINET
Receive telegram length freely
selectable via central PROFIdrive
configuration in the master
Transmit telegram length freely
selectable via central PROFIdrive
configuration in the master
700
Telegr SIC/SCC
p60122
<5>
<5>
Only for CU240E-2 DP-F/PN-F.
The arrangement of process data (PZD) for the telegram 700 depends on the telegram selection (p0922, p2079) and the receive and send words reserved (p2070, p2071).
The telegram 700 is appended to the telegram selected resp. the words reserved.