Installation
46 Mono Power Unit BUM 62, 63, 64
5.94005.12 Baumüller Nürnberg GmbH
5.6.3 Control terminal
y Sub-unit terminal X99A/X99B
Due to the connection of X99A to the X99B of the next BUS-device in the chain, the system can execute
the signals as a bus connection.
Recommended connection length 44 mm
WARNING
All the control voltages connected from outside must be PELV or SELV.
Terminal no. Assignment
1, 2 + 24 V (PELV)
Terminal for power supply to the units,
both terminals internally connected,
2nd terminal with power supply current > 10 A
3, 4 Ground 24 V (PELV)
Terminal for power supply to the units,
both terminals internally connected,
2nd terminal with power supply current > 10 A
5 BB int (PELV)
Ready for use signal form the supply converter to all units
connected to the DC link
6 Reserved (message ballast) (PELV)
if no ballast unit is used the terminal 6 must be connected
with terminal 1 or 2 (+24 V)
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