NORD Drivesystems BU0530 - Manual (Page 33)

3 Assembly and installation
BU 0530 GB-3712 33
3.4.3 Details of the "Safe pulse block" control connections
NOTE
As delivered, for commissioning without safety switching device, terminals 87-88 and 86-89 are
bridged. In order to be able to use the safety function, the bridges must be removed.
Terminal block X8 – Safe pulse lock (not with 115V devices)
Relevance
SK 500E SK 505E SK 510E SK 511E SK 515E SK 520E SK 530E SK 535E SK 540E SK 545E
√ √ √ √
Terminal X8: 86 87 88 89
VO_S 15V VO_S 0V VI_S 0V VI_S 24V Designation
Terminal Function
[factory setting]
Data Description / wiring suggestion Parameter
up to SK
535E SK 540E
and above
86 Supply voltage
15V

20%
When setting-up without using a
safety function, wire directly to V_IS
24V.
P420 et
seqq.
P420 [- …]
87 Reference potential
88 Reference potential
24V

25%, ≤140mA
See technical data in
BU0530!
Fail-safe input
89 Input,
safe pulse lock
Relevance
SK 500E SK 505E SK 510E SK 511E SK 515E SK 520E SK 530E SK 535E SK 540E SK 545E
√ √ √
Terminal X8: 86 87 88 89
VO_S 24V VO_S 0V V_S 0V VI_S 24V Designation
Terminal Function
[factory setting]
Data Description / wiring suggestion Parameter
up to SK
535E SK 540E
and above
86 Supply voltage
18-30V, each to VI
24V
When setting-up without using a
safety function, wire directly to V_IS
24V.
P420 et
seqq.
P420 […]
87 Reference potential
88 Reference potential
24V
 25%, ≤140mA
See technical data in
BU0530!
Fail-safe input 89
Input,
safe pulse lock