DPS NetGuardian 832A, User Manual

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6. Push the power connector plug firmly back into the power connector. If the power feed is
connected correctly, the LED by the connector will light GREEN . If the polarity of the power feed
is reversed, the LED will not illuminate.
7. Repeat Steps 2–4 for Power Connector B.
8. Reinsert the fuse to power the NetGuardian. The front panel LEDs will flash RED and GREEN .
To connect the NetGuardian to a power supply using a WAGO connector, follow these steps:
WARNING!
The Grounding Lug on the back of the unit provides a permanent connection to
earth ground when connected. The Grounding Lug must be used in order to
comply with standards.
Grounding Lug and Symbol
1. Remove the 2 fuses ( A & B ) from the back panel of the NetGuardian. Do not reinsert the fuses until
all connections to the unit have been made.
2. Remove the WAGO power connector. Note that the plug can be inserted into the power connector
only one way — this ensures that the barrier plug can only be reinserted with the correct polarity. Note
that the
–48V terminal is on Slots 1 and 3 and the GND terminal is on Slots 2 and 4 when counting
from left to right.
3. Use the grounding lug to connect the unit to earth ground. The grounding lug is next to the
symbol.Insert the eyelet of the earth ground cable between the two bolts on the grounding lug (Ground
cable not included).
4. Insert a battery ground into the power connector plug's slots 2 and 4 by pushing down on top of the
appropriate slot of the WAGO connector with a screwdriver and inserting the wire into the slot, then
releasing the screwdriver. Insert a –48 VDC line to the plug's slots 1 and 3 using the same method as
before.