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FireLite SLC Wiring Manual —
P/N 51309:R3
7/29/2019
Wiring Requirements
Shield Wire Termination
Total Wire Length
The total wire length in a four-wire SLC cannot exceed the limits set forth in each system’s instruction manual. The figure below identi-
fies the output and return loops from SLC terminal on the control panel:
2.3 Shield Wire Termination
The drawing below shows the method of proper termination of the shield.
Connect the metal conduit to the cabinet by using the proper connector. Feed the shielded wire through the conduit, into the control box.
The shield drain wire must be connected to the “shield” terminal on the SLC terminal block.
B+ B– A– A+
SL
C
-m
e
a
s
4.
wm
f
SLC channel B
(output loop)
SLC channel A
(return loop)
SLC Terminal
Block
Figure 2.4 Measuring the Wire Length – Four-Wire SLC
NOTE:
Use of good wiring practice consistent with local electrical codes is expected.
!
CAUTION:
DO NOT LET THE SHIELD DRAIN WIRE OR THE SHIELD FOIL TOUCH THE SYSTEM CABINET OR BE CONNECTED
TO EARTH GROUND AT ANY POINT.
Cabinet
SL
C-sh
ie
ldte
rm
.wmf
Shield Drain Wire
Shield Foil
Conduit
MS-9600
MS-9600LS
MS-9600UDLS
MS-9200UD
MS-9200UDLS
MS-9050UD
MS-9200
Figure 2.5 Shield Termination