Terminal Assignment; Ncu Terminal Assignment; X122 Terminal Assignment - Siemens SINUMERIK 840D sl Commissioning Manual

6.2

Terminal assignment

6.2.1

NCU terminal assignment

With the drive device configuration, the following terminals are pre-assigned on the NCU:
● X122
● X132
● X142
The terminal assignments for terminal strips X122, X132, X142 are listed in the following tables.
6.2.2

X122 terminal assignment

Terminal
X122.1
X122.2
X122.3
X122.4
CNC Commissioning: NC, PLC, Drive
Commissioning Manual, 12/2019, A5E48312804B AA
Signal name Function
DI 0 Input ON/OFF1 infeed (if one infeed with a DRIVE-CLiQ
connection is operated at the NCU)
DI 1 Input 2. Operating condition OFF3 drives
"OFF3 rapid stop"
Braking with a configurable OFF3 ramp (p1135, p1136,
p1137); thereafter, pulse suppression and switching on
inhibited. The drive stops controlled. The braking re‐
sponse can be set separately for each SERVO.
DI 2 Selection safe standstill group 1
SH/SBC - Group 1 SINAMICS Safety Integrated (SH =
p9601 release)
DI 3 Selection safe standstill group 2
SH/SBC - Group 2 SINAMICS Safety Integrated (SH =
p9601 release)
Commissioning NC-controlled drives
6.2 Terminal assignment
Pre-assign‐
ment
x
x
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