Electrical connections BM5030 with safety function
Instruction handbook bmaXX 5000
Document No.: 5.09021.19 Baumüller Nürnberg GmbH
334
of 346
D.6
X2 STO function BM5030-XX2X-...
Pin assignment
X2 STO function
1: +24V
2: GND
3: STO A
4: GND STO A
5: STO B
6: GND STO B
7: Ready-to-operate
8: Ready-to-operate
9: Error
10: Error
Figure 141: Connection X2 front side BM5030-XX2X-...
Pin No. Pin assignment Description
1 +24 V +24V DC power supply
2 GND GND power supply
3 STO A STO input A
0: DC link + switch open, DC link (+) disconnected
1: DC link + switch closed, DC link (+) connected
4 GND STO A GND for STO input A
5 STO B STO input B
0: DC link - switch open, DC link (-) disconnected
1: DC link - switch closed, DC link (-) connected
6 GND STO B GND for STO input B
7 ... 8 Ready-to-
operate
Potential free electronic switch
open: DC link is not ready-to-operate
closed: DC link is ready-to-operate
9 ... 10 Error Potential free electronic switch
open: Error
closed: No error
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