Note
Update of the send data
The send data S_ZSW1B, S_ZSW2B, S_ZSW3B and S_V_LIMIT_B is only updated if the
Safety Integrated Extended Functions are enabled.
Further information
Additional information regarding communication via PROFIdrive is available in
"Communication according to PROFIdrive" in the
SINAMICS S120 Communication Function Manual
10.4.4 SIEMENS telegram 901
Telegram 901 transfers the S_STW2, the variable SLS limit (S_SLS_LIMIT_A), the S_ZSW2,
the active SLS value of level 1 (S_SLS_LIMIT_A_ACTIVE), a counter value
(S_CYCLE_COUNT) and the safe position value in 16-bit format (S_XIST16) as user data.
Table 10-6 SIEMENS telegram 901 (telegram structure)
Output data Input data
PZD1 S_STW2 (Page 364) S_ZSW2 (Page 366)
PZD2
PZD3 S_SLS_LIMIT_A (Page 370) S_SLS_LIMIT_A_ACTIVE (Page 370)
PZD4 – S_CYCLE_COUNT (Page 371)
PZD5 – S_XIST16 (Page 371)
Data descriptions
10.4 Telegram structure and data
Safety Integrated (with SINAMICS S120)
356 Commissioning Manual, 02/2020, A5E46305916B AB
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