158 IFP-300 Series Manual — P/N LS10145-001SK-E:C 4/6/2022
Testing and Troubleshooting Built-in Troubleshooting and Testing Tools
4. Select the SLC loop.
5. Enter up to eight SLC addresses for the devices you wish to locate.
The LEDs on the selected devices will start flashing.
6. Press the left arrow key to exit SLC Multiple Device Locater.
12.4.3 I/O Point Control
This feature allows you to toggle any output on or off and trip any input device. This can be useful to test a point’s output mapping. I/O Point
Control can only be accessed if enabled in the user profile.
Follow these steps to control an I/O point.
1. Select 2 (Point Functions) from the Main Menu.
2. Select 6 (I/O Point Control).
3. Select the module the point is on.
4. Make any selections specific to the module selected in the previous step.
5. Use the up or down arrow key to select the point you wish to test.
6. Press ENTER to toggle (Active/Inactive) Output.
7. Press the left arrow key to exit.
12.4.4 Earth Fault Resistance
Table 12.2 lists the Earth Fault Resistance detection for each applicable terminal on the FACP. Any wire-to-wire fault impedance is 0 ohms.
NOTE: Once you exit, the system will resume normal operation.
Function
Terminal Label Low Biased High Biased
(Values in Ohms) High Trip
High
Restore
Low Trip
Low
Restore
Notification Circuits – NAC 4 - - 0 0
+00--
–NAC 3- -00
+00--
–NAC 2- -00
+00--
–NAC 1- -00
+00--
SBUS OUT B SBUS1 OUT - - 0 0
A--00
+00--
---00
EXT. COMM B - - 0 0
A--00
+00--
---00
SLC Terminals - SLC OUT - - 0 0
+00--
- SLC IN - - 0 0
+00--
Any wire to wire fault impedance is 0 ohms.
Table 12.2 Terminals Earth Fault Resistance Values
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