Testing and Replacing Fuses
- Updated2025-06-11
- 2 minute(s) read
The Power and I/O Accessory has replaceable fuses and includes one additional fuse of each type.
- Isolated output fuses, 0.5 A
- Spare 0.5 A fuse
- ANLG terminal fuse, 0.1 A
- Spare 2 A fuse
- ICS 3, V terminal fuse, 10 A
- Spare 10 A fuse
- Spare 0.1 A fuse
- Camera V terminal, 2 A
Protected Signal | Replacement Fuse Quantity | Littelfuse Part Number | Fuse Description |
---|---|---|---|
ICS 3, V terminal | 1 | 0448010.MR | 10 A, 125 V NANO2 ® Fuse, 448 series, 6.10 × 2.69 mm |
Camera V terminal | 1 | 0448002.MR | 2 A, 125 V NANO2 ® Fuse, 448 series, 6.10 × 2.69 mm |
Isolated outputs | 1 | 0448.500MR | 0.5 A, 125 V NANO2 ® Fuse, 448 series, 6.10 × 2.69 mm |
ANLG terminal | 1 | 0448.100MR | 0.1 A, 125 V NANO2 ® Fuse, 448 series, 6.10 × 2.69 mm |
Note You can use a handheld DMM to verify the continuity of a fuse.
Complete the following steps to replace a blown fuse:
- Unplug the power supply.
- Remove all signal wires and cables from the Power and I/O Accessory.
- Remove a side panel. Use a Phillips head screwdriver to remove the 2 retaining screws.
- Slide the circuit board out.
- Replace any blown fuses with an equivalent replacement fuse. Replacement fuses are labelled as SPARE on the circuit board.