y
e
w
rate. The rule of thumb is that wiring that
y
K
y
It
en
ne
itch
Grounding
g help limit the effects of noise due to
electroma
ground sc
You can use the type of signal transmitted through a wire to determin
hich wires should be kept sepa
shares similar electrical characteristics can be bundled together.
eep input wiring and output wiring separated.
is strongly advised that you label wiring to all devices in the system wh
cessary.
Grounding Ethernet Sw
and wire routin
g
r
netic interference (EMI). Run the ground connection from the
ew to the grounding surface prior to connecting devices.
ATTENTION
This product is intended to be mounted to a well-grounded
mounting surface, such as a metal panel.
W
T
iring the Alarm Contact
he Alarm Contact consists of the two middle contacts of the terminal block on
Ethernet Switch top panel. You may refer to the next section for detailed
instructio
nd
how to at
this sectio
e
Alarm Con
Top View
n
ta
s on how to connect the wires to the terminal block connector, a
ch the terminal block connector to the terminal block receptor. In
n, we explain the meaning of the two contacts used to connect th
tact.
FAULT
FAULT
Front View
If neither of these two conditions is satisfied,
Fault circuit will be closed.
FAULT
: The two middle contacts of the 6-contact
terminal block connector are used to detect both
power faults and port faults. The two wires
attached to the Fault contacts form an open circuit
e
2.
One of the ports for which the corresponding
PORT ALARM DIP Switch is set to ON is not
properly connected.
the
Wiring the Redundant Power Inputs
The two o
connector
ws
of one of t
when:
1.
The Ethernet Switch has lost power from on
of the DC power inputs.
OR
uter contacts on the left and right side of the 6-contact terminal block
are used for the Ethernet Switch two DC inputs. Top and front vie
he terminal block connectors are shown here.
- 7 -
