Allen Bradley 1746-OX8 SLC 500 8‑Point Digital Contact Output Module

FAQ

Q1: What is the 1746‑OX8 module used for?
It is an 8‑point relay output module for switching both AC and DC loads in Allen‑Bradley SLC 500 PLC systems.

Q2: How many outputs does the 1746‑OX8 provide?
The module provides 8 individually isolated relay outputs.

Q3: What voltage ranges can the outputs switch?
Outputs support 5–265 V AC and 5–125 V DC operation.

Q4: What is the maximum current per output?
Each output can typically handle about 3 A at 120 V AC and ~1.2 A at 24 V DC.

Q5: What are typical signal delays?
Typical ON and OFF delays are around 10 ms for resistive loads.

Q6: What are the physical dimensions and weight?
Approximate size is 59 mm × 171 mm × 252 mm with a weight of ~0.41–0.45 kg.

Q7: What isolation does the module offer?
Each relay output is individually isolated with ~1500 V AC field‑to‑backplane isolation.

Q8: Is the 1746‑OX8 still manufactured?
No, this module was discontinued on September 30, 2024, and is now part of the legacy SLC 500 line.

1746-OX8 Allen Bradley

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