Allen-Bradley · ControlLogix PLC platform
1756-BA2 is an Allen-Bradley industrial component with Enclosure rating IP20 (IEC 60529); Operating temperature 0...+55 °C (IEC 60068-2-1); Mounting DIN rail / panel. It is used in control panels, machine builds, spare-part replacements where the installed unit is matched to the original catalog number and a compact, documented part is required.
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Enclosure ratingIP20 (IEC 60529)
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Operating temperature0...+55 °C (IEC 60068-2-1)
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MountingDIN rail / panel
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CertificationsCE, UL, cULus
Specifications
| Mechanical |
| Mounting |
DIN rail / panel |
| Enclosure rating |
IP20 (IEC 60529) |
| Environment and compliance |
| Operating temperature |
0...+55 °C (IEC 60068-2-1) |
| Certifications |
CE, UL, cULus |
Values follow the Allen-Bradley ControlLogix PLC platform specification for this catalog number; parameters not confirmed for this variant are omitted rather than estimated.
Model comparison in the same family
| Allen-Bradley ControlLogix PLC platform variants |
| Catalog number |
Mounting |
|
1756-BA2 (this page) |
DIN rail / panel |
| 1756-BA1 |
DIN rail / panel |
| 1756-BATA |
DIN rail / panel |
| 1756-BATM |
DIN rail / panel |
Before selecting an alternative, confirm its dimensions, terminals and installation requirements in the manufacturer documentation.
Where it sits in the control system
The 1756-BA2 is the device-level element in an Allen-Bradley industrial component installation. It receives the field signals and control supply listed above — the rated supply — and switches or conditions the load within the the rated ratings shown in the Specifications table. Wiring and protective devices are sized to those same numbers, not to a generic assumption.
Typical installations place it in control panels, machine builds, spare-part replacements, where the unit is matched to the original catalog number and the enclosure provides DIN rail / panel support. Record the catalog number and revision from the nameplate of the installed unit before specifying a like-for-like spare.
Selection notes for Allen-Bradley 1756-BA2
Allen-Bradley 1756-BA2 — PLC / CPU module used as the device-level control core in an automation panel, handling logic, timing and communication tasks. The figures below are taken from the specification table on this page for catalog number 1756-BA2; confirm the installed unit's part number and revision so the replacement matches both electrically and mechanically.
- Mounting: DIN rail / panel — Match it to the existing panel and upstream protection.
- Enclosure rating: IP20 (IEC 60529) — Record it with the other nameplate data when sourcing a replacement.
- Certifications: CE, UL, cULus — Confirm the revision of the installed unit before a like-for-like replacement.
- Operating temperature: 0...+55 °C (IEC 60068-2-1) — Use it as the reference when cross-checking a current-production equivalent.
Datasheets and compliance documents are available on request; quote the full catalog number when enquiring.
Common questions about 1756-BA2
Q.For 1756-BA2, what does the specification table state about mounting?
The specification table lists mounting = DIN rail / panel for Allen-Bradley 1756-BA2. Compare it with the nameplate of the installed unit before ordering.
Q.Which value is published under enclosure rating for catalog number 1756-BA2?
For 1756-BA2, enclosure rating is given as IP20 (IEC 60529). Confirm this figure against the unit currently in the panel.
Q.Before ordering 1756-BA2, which certifications entry should be checked?
The certifications entry quoted above is CE, UL, cULus. Use the value as the reference when sourcing a current-production equivalent.
Q.How do I confirm compatibility of 1756-BA2 before ordering?
Match the catalog number 1756-BA2 and the specification values listed above against the installed unit, then confirm the firmware or hardware revision where a revision-sensitive part is involved.
Q.Can the 1756-BA2 replace the unit currently installed in my panel?
Compare catalog number 1756-BA2 and the ratings above with the nameplate of the installed device. A current-production equivalent is selected by function and electrical rating, not by the label alone.