Allen Bradley 1746-N2 SLC 500 Slot Filler Module

FAQ

Q1: What is the primary function of the 1746‑N2?
It fills and protects unused I/O slots in an SLC 500 chassis, helping prevent dust and debris from damaging the backplane.

Q2: Does the 1746‑N2 perform any logic or control functions?
No, it is a passive slot filler accessory and does not perform any logic, I/O, or control functions.

Q3: What are the approximate physical dimensions of this module?
Its typical module size is around 127 mm × 51 mm × 152 mm (5.0″ × 2.0″ × 6.0″). (module size based on standard SLC modules)

Q4: How much does the 1746‑N2 weigh?
Approximately 0.09 kg (0.19 lbs).

Q5: What temperature range can it operate in?
It is rated for 0 °C to 60 °C (32 °F to 140 °F).

Q6: Does the 1746‑N2 draw power from the backplane?
It has a minimal backplane current of ~50 mA at 5 V DC, but it does not perform active I/O.

Q7: Can the 1746‑N2 improve airflow in the chassis?
Yes, by filling unused slots it supports better airflow and system integrity.

Q8: Is the 1746‑N2 still available new from the manufacturer?
No, it has been discontinued as of September 30, 2024, and no direct replacement from Rockwell is planned.

1746-N2 Allen Bradley

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