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1492-IFM20F-F120A-2

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Allen-Bradley 1492-IFM20F-F120A-2 is a 20-point fusible digital interface module featuring 5 x 20mm fuse clips and blown fuse indicators for 120V AC/DC input applications.
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Technical specifications for 1492-IFM20F-F120A-2

  • Manufacturer:
    Allen-Bradley
  • Part Number:
    1492-IFM20F-F120A-2
  • Product Family:
    1492 WIRING SYSTEMS
  • Product Type:
    Digital Interface Module
  • Stock:
    1
  • Cable Connector Pin Type:
    20 Pins
  • Interface Module Style:
    Fusible
  • Terminal Features:
    Extra Terminal w/ Blown Fuse Indicator for Inputs
  • LED or Fuse Voltage:
    120V AC/DC
  • Field Side Terminals:
    Two per I/O Connection
  • Voltage Range:
    85…132V AC/DC
  • Max. Current (Per Circuit):
    2 A
  • Max. Current (Per Module):
    12 A
  • Indicator Circuit Current (Nominal):
    1.2 mA
  • Maximum Peak Transient Voltage:
    600V
  • Operating Temperature Range:
    0…+60°C
  • Operating Humidity:
    5% to 95% non-condensing
  • Weight:
    0.2 kg
  • Estimated shipping dimensions:
    11x8.2x5.8cm
  • Tariff Code:
    9603909090
  • Country of origin:
    USA
  • Place of shipment:
    Xiamen, Fujian, China
By purchasing this item, you agree to the Terms & Conditions, ApterPower is not an authorized distributor for listed manufacturers or tradenames and therefore the manufacturer's warranty does not apply. All our products come with ApterPower's 1-year warranty.

More Information

Overview Manuals Specifications Installation Environmental Rating Use Cases

Features:

  • 20-point fusible interface design with 5 x 20mm fuse clips and blown fuse indicators for fast fault identification
  • 120V AC/DC compatible input structure with 85…132V operating voltage range and dual field-side terminals per I/O connection
  • Isolated terminal grouping and 600V transient protection for enhanced electrical safety and system flexibility
The Allen-Bradley 1492-IFM20F-F120A-2 is widely used in control panels where organized wiring and reliable signal distribution are required. It simplifies field device connections by providing structured 20-point interfacing. In automation systems, the Allen-Bradley 1492-IFM20F-F120A-2 improves wiring efficiency and reduces installation complexity. Its fused design also helps protect downstream I/O modules.

In environments where electrical faults can disrupt operations, the Allen-Bradley 1492-IFM20F-F120A-2 offers clear blown fuse indication for rapid maintenance response. This improves troubleshooting speed and reduces system downtime. The Allen-Bradley 1492-IFM20F-F120A-2 ensures that faults are isolated and easily identifiable at the terminal level. This makes it highly valuable in continuous production systems.

The Allen-Bradley 1492-IFM20F-F120A-2 supports a wide operating temperature and humidity range, making it suitable for diverse industrial conditions. Its modular design allows integration into both new installations and retrofit projects. With reliable voltage handling and structured terminal architecture, the Allen-Bradley 1492-IFM20F-F120A-2 supports long-term system stability across multiple industries.

The 1492-IFM20F-F120A-2 Allen-Bradley Digital Interface Module may still be available for purchase and support from Apter Power beyond End-Of-Life (EOL) by the manufacturer (OEM).
Allen-Bradley 1492-IFM20F-F120A-2 Digital Interface Module Manuals,Datasheets,Link Important Notice: Other accessories, manuals, cables, calibration data, software, etc. are not included with this equipment unless listed in the above stock item description. All prices are shown in USD.
Allen-Bradley 1492-IFM20F-F120A-2 Digital Interface Module Specs

General

  • Manufacturer Allen-Bradley
  • Model 1492-IFM20F-F120A-2
  • Condition New Original ready stock
  • Product Family 1492-RIFM20F-F120A-2,1492-IFM20F-F240-2,1492-IFM20F-FS-2
Important Notice: Other accessories, manuals, cables, calibration data, software, etc. are not included with this equipment unless listed in the above stock item description. All prices are shown in USD.
  • Pre-installation Power Off: Terminal wiring is strictly prohibited while the circuit is energized.
  • DIN Rail Clip: Press and snap into the DIN rail clockwise.
  • Cable Alignment: Align and insert the 20-pin multi-core connector.
  • Label Adhesion: Affix the wire number card to the plastic front cover.
  • Operating Temperature: Maintained between 0 and 60 degrees Celsius.
  • Storage Humidity: Maintained between 5% and 95% non-condensing humidity.
  • Electrical Protection: Designed to meet Level 2 pollution standards.
  • Safety Certification: Compliant with EU CE and UL North American standards.
  • Existing System Retrofit: Compatible with legacy systems such as Modicon.
  • Status Monitoring: Visual troubleshooting via built-in 120V neon light.
  • Power Supply Division: Independent power supply for two 10-channel input groups.
  • Centralized Diagnostics: Unifies distributed switch inputs into the cabinet.
Description
The Allen-Bradley 1492-IFM20F-F120A-2 is a digital interface module built with a 20-pin cable connector design and a fusible interface structure to support safe field signal management. The Allen-Bradley 1492-IFM20F-F120A-2 integrates extra terminals with blown fuse indicators specifically for input circuits, helping operators quickly identify fault conditions. With its 120V AC/DC LED or fuse voltage capability, the Allen-Bradley 1492-IFM20F-F120A-2 ensures clear electrical status visibility in demanding automation environments. This module is commonly used in control systems requiring organized and protected I/O wiring.

The Allen-Bradley 1492-IFM20F-F120A-2 supports a voltage range of 85…132V AC/DC and provides a maximum current rating of 2A per circuit and 12A per module, ensuring stable electrical distribution. Its design includes two field-side terminals per I/O connection, allowing flexible wiring configurations for industrial panels. The Allen-Bradley 1492-IFM20F-F120A-2 also includes indicator circuits with a nominal current of 1.2 mA for efficient fuse status monitoring. This structure improves maintenance efficiency and reduces troubleshooting time in complex installations.

Isolation design is a key feature of the Allen-Bradley 1492-IFM20F-F120A-2, separating power bus, fuse clips, and blown fuse indicators into two groups of 10 terminals. This allows each group of input devices to reference different power sources, improving system flexibility and electrical safety. The Allen-Bradley 1492-IFM20F-F120A-2 also supports maximum peak transient voltage up to 600V, ensuring durability under electrical disturbances. Such characteristics make it suitable for high-density industrial control environments.

Engineered for industrial reliability, the Allen-Bradley 1492-IFM20F-F120A-2 operates within a temperature range of 0…+60°C and humidity levels from 5% to 95% non-condensing. It is compliant with CE directives and designed for pollution degree 2 environments, ensuring safe deployment across standard industrial facilities. The Allen-Bradley 1492-IFM20F-F120A-2 also supports 5 x 20mm fuse holders (fuses not included), allowing users to select appropriate protection levels based on application needs. Its robust structure supports both new installations and system upgrades.
Alternative Names
1492-1FM20F-F120A-2 14921FM20FF120A2 I492-IFM20F-F120A-2 I492IFM20FF120A2 1492-RIFM20F-F120A-2 1492-IFM20F-F240-2 1492-IFM20F-FS-2 1492-IFM20F-FS24-2
Technical notes
Featuring two completely isolated 10-terminal routing blocks, the Allen-Bradley 1492-IFM20F-F120A-2 allows a single digital interface module to safely reference two distinct 120V power sources simultaneously.
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FAQS

The following is a list of questions commonly asked by our customers. Please contact us if you have a question about our process that is not answered below.
How does the Allen-Bradley 1492-IFM20F-F120A-2 indicate a blown fuse condition?
The module uses built-in blown fuse indicators on extra input terminals for quick fault detection.
Can the Allen-Bradley 1492-IFM20F-F120A-2 operate under different voltage ranges?
It operates within 85…132V AC/DC, making the Allen-Bradley 1492-IFM20F-F120A-2 adaptable to standard industrial voltage systems.
What kind of fuse is required for the Allen-Bradley 1492-IFM20F-F120A-2?
It uses 5 x 20mm fuse clips, allowing flexible fuse selection depending on application needs.
How many input points are available in this module design?
The Allen-Bradley 1492-IFM20F-F120A-2 provides a 20-point interface configuration for field connections.

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