Safe stop
Instruction handbook b maXX BM4400, BM4600, BM4700
Document No.: 5.12008.07 Baumüller Nürnberg GmbH
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of 358
C.3
m Application example 3
Pulse enable and one safety relay, only
Figure 119: Version with a safety relay (BM4XXX-XX1)
This b maXX 4000 converter is equipped with one safety relay, only. The hardware is identical
with the other converters of this series - the second relay is not assembled. The internal relay
switch off paths are combined and commonly generate the first channel.
The second channel generates a hardware pulse enable input, which is independently triggered
by the safety relay.