Siemens Sinamics GM150 6SL3835-2LN44-2AA0 Operating And Installation Instructions page 173

r4047 TM15 digital outputs status
Display of the digital output status on the Terminal Module 15 (TM15)
Bit Signal name
03 DI/DO 3 (X520.5)
04 DI/DO 4 (X520.6)
05 DI/DO 5 (X520.7)
06 DI/DO 6 (X520.8)
07 DI/DO 7 (X520.9)
08 DI/DO 8 (X521.2)
09 DI/DO 9 (X521.3)
10 DI/DO 10 (X521.4)
11 DI/DO 11 (X521.5)
12 DI/DO 12 (X521.6)
13 DI/DO 13 (X521.7)
14 DI/DO 14 (X521.8)
15 DI/DO 15 (X521.9)
16 DI/DO 16 (X522.2)
17 DI/DO 17 (X522.3)
18 DI/DO 18 (X522.4)
19 DI/DO 19 (X522.5)
20 DI/DO 20 (X522.6)
21 DI/DO 21 (X522.7)
22 DI/DO 22 (X522.8)
23 DI/DO 23 (X522.9)
It does matter whether DI/DO is set as an input or output (p4028).
DI/DO: Bidirectional digital input/output
SINAMICS GM150 6SL3835-2LN44-2AA0
Operating Instructions Rev.201910281250 MUSTER
Operation
8.6 Fault and system messages
0-signal 1-signal
Low High
Low High
Low High
Low High
Low High
Low High
Low High
Low High
Low High
Low High
Low High
Low High
Low High
Low High
Low High
Low High
Low High
Low High
Low High
Low High
Low High
173