Siemens Sinumerik 840D sl Function Manual page 518

Data Description
8.6 Interface signals
DB 18
DBB237
DBW238
DBW240
DBW242
FRDP[3]. FRDP[3].
DBB244 SUBS[7] SUBS[6]
FRDP[3]. FRDP[3].
DBB245 SUBS[15] SUBS[14]
DBW246
DBB248
DBB249
DBW250
DBW252
DBW254
DBD256
DBD260
DBD264
DBD268
DB 18
Data block
Byte Bit 7 Bit 6
FRDP FRDP
HF[4]. HF[4].
DBB578 SUBS[7] SUBS[6]
8-518
SINUMERIK 840D sl/SINAMICS S120 SINUMERIK Safety Integrated (FBSI sl) - - 10.2015 Edition
F_RECVDP 1..3
FRDP[2].DIAG FRDP[2].DIAG
FRDP[2].RETVAL14 FRDP[2].RETVAL14
FRDP[2].RETVAL15 FRDP[2].RETVAL15
FRDP[3]. FRDP[3].
SUBS[5] SUBS[4]
FRDP[3]. FRDP[3].
SUBS[13] SUBS[12]
FRDP[3].ERR REAC FRDP[3].ERR_REAC
FRDP[3].DIAG FRDP[3].DIAG
FRDP[3].RETVAL14 FRDP[3].RETVAL14
FRDP[3].RETVAL15 FRDP[3].RETVAL15
SPL_USER_DATA[0] SPL USER DATA[0]
SPL_USER_DATA[1] SPL USER DATA[1]
SPL_USER_DATA[2] SPL USER DATA[2]
SPL USER DATA[3] SPL_USER_DATA[3]
F_RECVDP 4..16
Interface PLC <----> NCK
Bit 5 Bit 4
FRDP FRDP
HF[4]. HF[4].
SUBS[5] SUBS[4]
FRDP[2]. FRDP[2].
SEND- ACK_REQ SUBS_ON ERROR
MODE
FRDP[3]. FRDP[3].
SUBS[3] SUBS[2]
FRDP[3]. FRDP[3].
SUBS[11] SUBS[10]
FRDP[3]. FRDP[3].
SEND- ACK_REQ SUBS_ON ERROR
MODE
Bit 3 Bit 2
FRDP FRDP
HF[4]. HF[4].
SUBS[3] SUBS[2]
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FRDP[2]. FRDP[2].
FRDP[3]. FRDP[3].
SUBS[1] SUBS[0]
FRDP[3]. FRDP[3].
SUBS[9] SUBS[8]
FRDP[3].
ACK_REI
FRDP[3]. FRDP[3].
Bit 1 Bit 0
FRDP FRDP
HF[4]. HF[4].
SUBS[1] SUBS[0]