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E. Servicing
The NGC-UIT contains no user-serviceable parts. Contact your nVent representative for
service and an authorization number if required.
F. Cleaning
The touch screen area of the NGC-UIT may be cleaned with a damp or dry cloth. Typical
window cleaning agents may be applied to aid in the removal of dirt, dust and grease. Do not
use abrasive cleaners.
G. Configuration Switches
The configuration switches are found on the side of the NGC-UIT.
Refer to the table below for settings.
Position
Switch
On
TERM R-FIELD
120 Ohm
Termination
(Field Port Termination
Select) Terminates local
Enabled
RS-485 network.
(Factory Default)
TERM R-REMOTE
120 Ohm
(Remote Port
Termination
Termination Select)
Enabled
Terminates remote
RS-485 network
connected to PC and
RAYCHEM Supervisor
software
WDT
WDT Enabled
(Factory Default)
(Watch Dog Timer)
H. Reset Switch
The Reset switch can be found on the side of the NGC-UIT. A pointed object is required to
press the reset switch and restart the UIT software.
Off
Comments
Termination
For the local FIELD RS-485
Disabled
network. If this NGC-UIT is the
first or last RS-485 device in
the network, it must be set to
ENABLED/ON. If the NGC-UIT
is NOT the first or last device, it
must be set to DISABLED/OFF.
Termination
For the REMOTE RS-485
Disabled
network connected to a PC. If
(Factory
this NGC-UIT is the first or last
Default)
RS-485 device in the remote
network, it must be set to
ENABLED/ON.
If the NGC-UIT is NOT the first
or last device, it must be set to
DISABLED/OFF.
WDT
WDT should normally be
Disabled
enabled
Side View
TX
RX FIELD
TX
RX LOCAL/REMOTE
1
2
OUTPUT
RELAYS
3
USB
STATUS
RESET
USB
ON
OFF TERM R-FIELD
ON
OFF TERM R-REMOTE
ON
OFF WDT
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