1794-OE12 | Allen-Bradley 12-Channel FLEX I/O Analog Output Module
1794-OE12 | Allen-Bradley 12-Channel FLEX I/O Analog Output Module
1794-OE12 | Allen-Bradley 12-Channel FLEX I/O Analog Output Module
    1794-OE12 | Allen-Bradley 12-Channel FLEX I/O Analog Output Module
1794-OE12 | Allen-Bradley 12-Channel FLEX I/O Analog Output Module

1794-OE12 | Allen-Bradley 12-Channel FLEX I/O Analog Output Module

Part #: 1794-OE12 Manufactured by: Allen-Bradley
Regular price
$1,019.00
Sale price
$1,019.00
Regular price
24 in Stock
Condition: New – Open box
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Product Overview
The Allen-Bradley 1794-OE12 Flex I/O Analog Output Module has 12 Single-ended Outputs, a +/-10V Output Voltage Range, and ...  Read more
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Product Description P/N: 1794-OE12

Description / Specifications

Description 

The Allen-Bradley 1794-OE12 is a high-density analog output module designed for FLEX I/O systems in distributed control applications. It provides twelve single-ended voltage and current output channels for precise analog signal generation. This module supports both voltage and current ranges, making it suitable for process control tasks requiring accurate analog output performance.

 

 

Technical Specifications 

Condition New/Never Used Surplus
Brand Allen-Bradley
Category Industrial I/O Modules
Part Number 1794-OE12
Subcategory FLEX I/O Analog Output Modules
Series FLEX I/O
Output Channels Twelve (12) single-ended analog outputs
Output Types 0–20 mA, 4–20 mA, ±10 VDC
Resolution 16-bit, 2’s complement
Conversion Type Digital-to-Analog Converter
FlexBus Current 80 mA
External Supply Voltage Range 10.0–31.2 VDC
Nominal External Supply 24 VDC
Power Dissipation 4.0 W max
Thermal Dissipation 4.7 BTU/hr @ 24 VDC
Operating Temperature –20 to 60 °C
Storage Temperature –40 to 85 °C
Vibration Rating 5 g @ 10–500 Hz
Shock Rating 30 g operating
Mounting Method DIN rail
Enclosure Type Open-style
Indicator Green/red status LED
Voltage Output Load 3 mA max
Output Current Load 0–750 Ω
Weight 0.127–0.2 kg

 

 

Information About 1794-OE12

The 1794-OE12 is part of the Allen-Bradley FLEX I/O series, built as a compact and modular analog output option for scalable automation systems. It mounts to compatible terminal bases such as the 1794-TB3G or 1794-TB3GS and integrates with any FLEX I/O adapter. Designed for industrial environments, the module uses non-isolated, single-ended channels and supports 0–20 mA, 4–20 mA, and ±10 VDC output formats. Its internal 16-bit D/A conversion and diagnostic indication enable stable operation across variable temperatures and mechanical conditions.

Key Features:

  • High-Density Output: Provides twelve non-isolated single-ended analog output channels for efficient signal distribution.
  • Multiple Signal Types: Supports 0–20 mA, 4–20 mA, and ±10 VDC outputs for wide application compatibility.
  • 16-Bit Conversion: Features a 16-bit digital-to-analog converter for precise analog signal resolution.
  • Rugged Environmental Ratings: Operates from –20 to 60 °C with 30 g shock and 5 g vibration tolerance.
  • Flexible Power Input: Accepts an external DC supply from 10–31.2 VDC, including 5% AC ripple.
  • DIN-Rail Mounting: Installs easily using standard FLEX I/O DIN rail hardware and terminal bases.
  • Built-In Diagnostics: Includes power/status indication and group status visibility for system monitoring.
  • Low Power Dissipation: Operates efficiently with a typical dissipation of 4 W at 10–31.2 VDC.

The 1794-OE12 delivers the reliability and precision required for dependable analog output control in distributed automation systems.

Frequently Asked Questions about 1794-OE12
Question: How does the 1794-OE12 module ensure reliable analog signal output?
Date Update:03/06/2025
Answer:

The module uses a Digital-to-Analog Converter (DAC) with 16-bit resolution and 2’s complement data format. This high resolution ensures precise signal generation with minimal distortion. The module’s accuracy is 0.1% full scale at 25°C, with temperature drift of 0.004% full scale/°C. These specifications make the module highly reliable in demanding industrial environments. It also features group diagnostic LEDs for quick status checks.

Question: Can the 1794-OE12 module be used with different Flex I/O terminal bases?
Date Update:03/06/2025
Answer:

Yes, the 1794-OE12 is compatible with terminal bases such as 1794-TB3G and 1794-TB3GS. These terminal bases provide the physical connection points for wiring field devices to the module. Proper selection of terminal base ensures correct wiring configurations. Using the recommended bases helps maintain the module’s performance and safety. Always refer to the user manual for detailed installation instructions.

Question: How does the 1794-OE12 handle voltage and current outputs?
Date Update:03/06/2025
Answer:

The module offers both current and voltage output types:

  • Current outputs: 0-20mA and 4-20mA.
  • Voltage outputs: ±10VDC.

Each channel is user-configurable, allowing customization to specific process requirements. This flexibility supports a wide range of industrial applications. The maximum voltage output current load is 3mA, while current outputs can handle loads from 0-750 ohms.

Question: What are the physical dimensions of the 1794-OE12?
Date Update:03/06/2025
Answer:

The module measures approximately 94.0 x 94.0 x 53.3 mm (3.7 x 3.7 x 2.1 inches). Its compact size supports high-density installations in control panels. It is designed for DIN rail mounting, which simplifies installation and maintenance. The open-style enclosure requires installation in a protective housing. Proper enclosure selection ensures compliance with safety requirements.

Question: Which applications benefit from using the 1794-OE12 module?
Date Update:03/06/2025
Answer:

The module is ideal for distributed I/O systems that require high-density analog outputs. Typical applications include controlling valves, dampers, VFDs, and other analog-driven devices. It integrates seamlessly with Flex I/O adapters, making it easy to expand system capabilities. Its 16-bit resolution supports precise control in process and machine automation. Users benefit from reduced wiring and flexible mounting options.

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IQElectro LLC (IQElectro) is NOT an Authorized Distributor or in any way affiliated with Rockwell Automation, Siemens, or any other Manufacturers. IQElectro is NOT an Authorized Dealer of this product. The product may be of older version, date codes, or design than that available from authorized dealers. As IQElectro is not an authorized dealer of this product, the Original Manufacturer's Warranty and Support DO NOT apply. IQElectro sells SURPLUS only and DOES NOT SELL SOFTWARE or FIRMWARE licenses For more detailed information, please refer to the full version of our disclaimer policy Disclaimer Policy.
Description / Specifications

Description 

The Allen-Bradley 1794-OE12 is a high-density analog output module designed for FLEX I/O systems in distributed control applications. It provides twelve single-ended voltage and current output channels for precise analog signal generation. This module supports both voltage and current ranges, making it suitable for process control tasks requiring accurate analog output performance.

 

 

Technical Specifications 

Condition New/Never Used Surplus
Brand Allen-Bradley
Category Industrial I/O Modules
Part Number 1794-OE12
Subcategory FLEX I/O Analog Output Modules
Series FLEX I/O
Output Channels Twelve (12) single-ended analog outputs
Output Types 0–20 mA, 4–20 mA, ±10 VDC
Resolution 16-bit, 2’s complement
Conversion Type Digital-to-Analog Converter
FlexBus Current 80 mA
External Supply Voltage Range 10.0–31.2 VDC
Nominal External Supply 24 VDC
Power Dissipation 4.0 W max
Thermal Dissipation 4.7 BTU/hr @ 24 VDC
Operating Temperature –20 to 60 °C
Storage Temperature –40 to 85 °C
Vibration Rating 5 g @ 10–500 Hz
Shock Rating 30 g operating
Mounting Method DIN rail
Enclosure Type Open-style
Indicator Green/red status LED
Voltage Output Load 3 mA max
Output Current Load 0–750 Ω
Weight 0.127–0.2 kg

 

 

Information About 1794-OE12

The 1794-OE12 is part of the Allen-Bradley FLEX I/O series, built as a compact and modular analog output option for scalable automation systems. It mounts to compatible terminal bases such as the 1794-TB3G or 1794-TB3GS and integrates with any FLEX I/O adapter. Designed for industrial environments, the module uses non-isolated, single-ended channels and supports 0–20 mA, 4–20 mA, and ±10 VDC output formats. Its internal 16-bit D/A conversion and diagnostic indication enable stable operation across variable temperatures and mechanical conditions.

Key Features:

  • High-Density Output: Provides twelve non-isolated single-ended analog output channels for efficient signal distribution.
  • Multiple Signal Types: Supports 0–20 mA, 4–20 mA, and ±10 VDC outputs for wide application compatibility.
  • 16-Bit Conversion: Features a 16-bit digital-to-analog converter for precise analog signal resolution.
  • Rugged Environmental Ratings: Operates from –20 to 60 °C with 30 g shock and 5 g vibration tolerance.
  • Flexible Power Input: Accepts an external DC supply from 10–31.2 VDC, including 5% AC ripple.
  • DIN-Rail Mounting: Installs easily using standard FLEX I/O DIN rail hardware and terminal bases.
  • Built-In Diagnostics: Includes power/status indication and group status visibility for system monitoring.
  • Low Power Dissipation: Operates efficiently with a typical dissipation of 4 W at 10–31.2 VDC.

The 1794-OE12 delivers the reliability and precision required for dependable analog output control in distributed automation systems.

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