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Allen-Bradley 1734-IA2 POINT I/O 120 VAC Input Module

Brand/Manufacturer: Allen-Bradley

Order Number: 1734-IA2

Type: Digital Input Modules

Country of Origin: USA

Condition: Original Brand

Lead Time: Available in stock

Payment Term: 100% TT In Advance

Low stock - 10 items left
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Description

The Allen-Bradley 1734-IA2, also cataloged as the 1734-IA2 Digital AC Input Module, operates as a dedicated hardware component for 120 VAC discrete signal sensing and field contact monitoring within POINT I/O system architectures.

Hardware Specifications

Parameter Specification
Model 1734-IA2
Brand Allen-Bradley / Rockwell Automation
Origin USA / Mexico
Weight 0.06 lbs (0.03 kg)
Dimensions Compact module footprint
Operating Temp -20 to 55 deg C
Power Consumption 0.35 W maximum at 132 VAC
POINTBus Current Draw 75 mA at 5 VDC
Input Capacity 2 channels, non-isolated
Operating Voltage Range 85 to 132 VAC
Isolation Rating 240 V continuous (field-to-system)

Backplane Bus Communication Velocity and Density

  • Low POINTBus current draw of 75 mA at 5 VDC minimizes backplane power supply overhead across dense I/O base assemblies.
  • Two-channel non-isolated input structure allows precise point-level signal density scaling without excessive cabinet space consumption.
  • Direct backplane communication ensures deterministic real-time input status delivery to central Logix controllers via network adapters.

Frequently Asked Questions

Q: What is the backplane current requirement for the 1734-IA2 module?

A: The module draws 75 mA maximum from the 5 VDC POINTBus backplane.

Q: What are the off-state and on-state voltage thresholds for the AC input channels?

A: The minimum on-state voltage is 65 VAC, and the maximum off-state voltage limit is 43 VAC.

Field Installation Guidelines

  • Insert the module into a compatible terminal base unit mounted on a grounded 35 mm DIN rail.
  • Connect field input wiring ensuring AC operating voltage stays strictly within the 85 to 132 VAC range.
  • Verify proper isolation barriers between 120 VAC field wiring and low-voltage DC system communication cables.
  • Ensure the DIN rail and mounting structure are tied to protective earth ground to support the 240 V continuous isolation rating.
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Finding authentic automation parts has always been a challenge, especially for discontinued models. IndustriaX Limited has impressed us with their genuine stock, clear product traceability, and prompt updates. We’ve verified their shipments against OEM specs multiple times, and the results are flawless. They’re now our preferred sourcing partner for critical systems.

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"IndustriaX Limited doesn’t just ship products—they provide solutions. When we encountered installation issues with one of the modules, their technical team replied in less than 4 hours and provided wiring guides and troubleshooting tips. This level of post-sale support is rare in the spare parts sector. Their professionalism gives us confidence in every order."

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