Accessories (overview), General accessories power supply unit – Lenze 9400 Manual User Manual
Page 578
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Accessories (overview)
General accessories
Power supply unit
9
576
EDS94SPP101 EN 7.1
Function monitoring
The LED, the active DC OK switching output and a potential-free contact provide the
function monitoring.
LED
DC OK
switching
output
Potential-free
contact
Meaning
Output voltage
Description
ON
U = 24 V
closed
U
output
> 0.9 U
input
Device is in operation,
z
the output voltage U
output
is
higher than 90 % of the set
voltage U
input
z
the output current is in the
permissible range
BLINKING
U = 0 V
open
U
output
< 0.9 U
input
Device is in operation but
z
error at the load
z
current consumption is higher
than I
BOOST
z
output is short-circuited
OFF
U = 0 V
open
U
output
= 0
Device is out of service because
z
no mains voltage is applied
z
the circuit-breaker is activated
z
the device is defect
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