Functionality Of Process Data Exchange - Siemens SINAMICS G120 Manual

5 Functional Mechanisms of this Application

5.1 Functionality of process data exchange

5.1 Functionality of process data exchange
Figure 5-2
OB 35
"CYC_INT5"
The process data contains values which are regularly exchanged between
SIMATIC S7-300/400F and SINAMICS G. These values are at least the control and
status word as well as the setpoint and actual value. Selecting the message frame
type specifies the exact length and structure.
The "Siemens Telegram 352, PZD 6/6" message frame type used in the example
exchanges 6 words in both directions, which are:
Table 5-1 Structure of the Siemens "Telegram 352, PZD 6/6" frame
Send direction (viewed from SIMATIC)
Control word
Setpoint speed value
(not used)
(not used)
(not used)
(not used)
SINAMICS G120C at S7-300/400F-DP
Beitrags-ID: 60441457, V2.2,
FC 200 "F-CALL"
FB 200 "safety"
DB 200
"idb safety"
11/2014
Receive direction (viewed from SIMATIC)
Status word
Current speed (actual speed value)
Current electrical current
Current torque
Current warning
Current fault
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