RLE Technologies LD5100, User Manual

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A
P P E N D I X
C
HAPTER
0
P
REVENTIVE
M
AINTENANCE
Follow these steps monthly to test the system and ensure that the control panel is functioning
properly:
1
Place water on the cable.
2
Verify the Leak Detected alarm on the control panel.
3
Compare the distance reading on the LD5100 LCD to the reference map to verify that the
LD5100 displays the correct leak location.
4
Dry the cable and verify that the LD5100 returns to normal.
5
Remove the end-of-line terminator.
6
Verify the Cable Break alarm on the control panel.
7
Reinstall the end-of-line terminator.
8
Verify that the LD5100 returns to normal.
Monitor the cable current monthly to verify that the cable is not being contaminated. The
LD5100 will alarm on cable contamination if the contamination is excessive.
1
From the LD5100 display, press the “ Enter ” key and navigate to the Cable Status menu.
2
Be sure the cable current is less than 25

A. If the cable current is greater than 25

A, it is
recommended to troubleshoot the cables to determine which cable is contaminated. The
contaminated cable should be removed, cleaned, retested and reinstalled.