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1794-IM8

Flex 16 Point Digital Input Module
Allen-Bradley 1794-IM8
Allen-Bradley 1794-IM8
Allen-Bradley 1794-IM8
Product image is representative; revision or series may vary. Contact us to request a specific version.
  • 12-month warranty
  • Immediate dispatch
  • Global delivery

Product Information

Product Describe
1794IM8
INPUT MODULE
FLEX I/O
DISCRETE
AC
8 POINTS 240VAC INPUT
OPEN STYLE
DIN MOUNT
IP20

Technical specifications for 1794-IM8

Manufacturer: Allen-Bradley
Product Category: PLC Systems
Spare Part Number: 1794IM8 1794-IM8/A
Estimated shipping dimensions: 9.3x5.5x4.8cm
Weight: 0.1 kg
Tariff Code: 8537101190
Country of origin: USA
Place of shipment: Xiamen, Fujian, China
Number of Inputs: 8 non-isolated input points
Input impedance: 22.3 kΩ
Flexbus bus current: 30 mA @ 5 V DC
Maximum power: 4.7 W @ 264 V AC
Operating temperature: 0…55 °C (32…131 °F)
By purchasing this item, you agree to the Terms & Conditions
Apter Power is NOT an authorized distributor of Allen-Bradley
  • Factory New

    These are new and current items that are procured from the manufacturer.
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    These parts are new. They have not been used, but their original packaging is no longer available.
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    These parts are new. They have not been used, but their original packaging has been opened or the packaging is significantly aged.
  • New In Sealed Package

    Parts are new. They have not been used and still have their original package seal intact.
  • New in Original Package

    These parts are new. The packages were not originally sealed by their original manufacturer.
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More Information

Overview Manuals Common Applications User Guide
The 1794-IM8 is a FLEX™ I/O 220 V AC digital input module, designed for industrial automation systems. It connects field AC devices directly to a PLC via the FLEX I/O backplane, providing reliable monitoring of discrete input signals.
    • Compact Design
    • High Reliability
    • Easy Troubleshooting
The 1794‑IM8 supports 8 non-isolated digital input channels with a nominal 240 V AC supply, offering precise signal acquisition and low power dissipation (max 4.7 W). Its compact design allows easy installation in FLEX I/O systems, with status indicators for simple troubleshooting.

Important Notice: Other accessories, manuals, cables, calibration data, software, etc. are not included with this equipment unless listed in the above stock item description. 
Allen-Bradley 1794-IM8 Flex 16 Point Digital Input Module Manuals, Datasheets, Drivers, 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.
 Power Systems
Used in power generation and distribution systems to monitor AC signals from switches and relays. Ensures reliable input detection for control of turbines and electrical equipment. 

 Factory Automation
Applied in automated production lines to collect discrete AC input signals from sensors and control devices. Improves system efficiency and reduces manual intervention. 

 Water Facilities
Used in water and wastewater treatment plants for monitoring pumps, level switches, and alarms. Provides reliable signal acquisition in control systems. 

 Oil & Gas
Deployed in refineries and pipeline systems to interface with AC-powered field instruments. Maintains signal integrity in demanding environments. 

 Building Control
Applied in building automation systems to monitor HVAC equipment and electrical systems. Enables centralized control and energy management. 

 Equipment Monitoring
Used to monitor ON/OFF status of industrial equipment such as motors, conveyors, and control panels. Provides real-time feedback to control systems.
The Allen-Bradley 1794-IM8 FLEX™ I/O digital input module is designed for installation on a FLEX I/O terminal base unit, providing a simple plug-in solution for distributed I/O systems. The module features 8 non-isolated AC input channels and operates at a nominal 240 V AC, allowing direct interfacing with field devices such as switches and relays. Proper installation requires mounting in a suitable enclosure and following all wiring instructions outlined in the installation manual.
 
The module includes field-side status indicators for each input channel, enabling quick visual diagnostics during operation. With a maximum power dissipation of approximately 4.7 W and operating temperature range of 0 to 55 °C, it is suitable for standard industrial environments. These features help ensure reliable performance and simplify maintenance in distributed control systems.

FAQS

  • What is the Allen‑Bradley 1794‑IM8?
    The Allen‑Bradley 1794‑IM8 is a FLEX™ I/O 220 V AC digital input module designed to interface AC field devices with a PLC via the FLEX I/O system. It provides 8 digital input points for monitoring discrete AC signals.
  • How many inputs does the 1794‑IM8 support?
    The 1794‑IM8 module supports 8 non‑isolated digital input channels, allowing connection of up to 8 independent AC input devices to the control system. This makes it suitable for standard discrete signal monitoring.
  • Can the 1794‑IM8 be used in hazardous locations?
    According to the installation instructions, the 1794‑IM8 (like other FLEX I/O AC modules) is approved for Class I Division 2 hazardous locations when appropriately installed in a certified enclosure with correct wiring methods.
  • What should users do before installing the 1794‑IM8?
    Users must read and understand the installation and wiring instructions and comply with all applicable codes and standards before installing, configuring, operating, or maintaining the module to ensure safety and proper function.
  • What is the rated supply and operating temperature?
    The 1794‑IM8 is designed for a nominal 240 V AC supply and operates in industrial environments with a temperature rating of 0…55 °C (32…131 °F). It must be mounted in a suitable enclosure for safe operation.

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