UMG 509-PRO
46
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9.2
Digital outputs
The device has two digital outputs that:
·Are electrically isolated from the evaluation elec-
tronics via optocouplers.
·Have a common reference.
·Require an external auxiliary voltage.
·Can be used as impulse outputs.
Fig. Connection of digital outputs
~
INFORMATION
Functions for the digital outputs can be set with
a good overview using the GridVis® software
(see www.janitza.com).
INFORMATION
When using the digital outputs as pulse outputs,
measurement errors can occur due to residual
ripple. For the supply voltage (DC) of the digital
inputs and outputs, use power supplies whose re-
sidual ripple is less than 5% of the supply voltage.
ATTENTION
Connection errors can damage the device and
cause material damage.
The digital outputs are not short-circuit proof! Con-
nection errors can therefore lead to damage to the
connections.
Make sure that the wiring is correct when con-
necting the outputs.
Fig. Connection example for 2 relays to digital outputs 1
and 2
K2
External
Auxiliary voltage
+
24 VDC
-
K1
DC
DC
UMG 509-PRO
Digital outputs 1-2
Содержание UMG 509-PRO
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Страница 94: ...UMG 509 PRO 94 www janitza com Fig IEC 61000 2 4 Watchdog parameters with traffic light principle report...
Страница 95: ...95 UMG 509 PRO www janitza com Fig IEC61000 2 4 PQ indicator parameters with traffic light principle snapshot...
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