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A-B 1794-OE4 Output module

Brand:AB

Model number:1794-OE4

Warranty: 12 months

Lead Time:3-day working day   

Country of origin: USA Price: Please contact us         

Product weight:0.225kg

Shipping Port:  China

Payment: Bank of Chicago, Bank of Singapore

Express cooperation: fedex, DHL, UPS and your express account

A-B 1794-OE4 Output module

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Products Name: A-B 1794-OE4 Output module

PRODUCT DESCRIPTION

A-B 1794-OE4 FLEX I/O Analog Output Module Overview

The Allen-Bradley 1794-OE4 is a FLEX I/O analog output module. It provides four individually configurable analog output channels and is designed for use with the FLEX I/O system, offering a flexible and cost-effective 

solution for various industrial automation applications.

Product Detailed Description

  • Function:

    • Provides four analog output channels.

    • Each channel can be independently configured for different voltage or current output ranges.

    • Used to control analog devices such as valves, actuators, drives, and indicators based on signals from a controller (e.g., PLC).

    • Offers high resolution and accuracy for precise analog control.

    • Part of the modular FLEX I/O system, allowing for flexible configuration of I/O points.

  • Features:

    • Voltage: ±10V, 0-10V, 0-5V, 1-5V

    • Current: 0-20mA, 4-20mA

    • Four individually configurable analog output channels.

    • Supports various output ranges:

    • High resolution (typically 16 bits).

    • Open wire detection capability on current outputs.

    • Short circuit protection on outputs.

    • Removable terminal block for easy wiring.

    • Status indicators for module and channel faults.

    • Part of the compact and flexible FLEX I/O platform.

Product Parameters

  • Number of Outputs: 4

  • Output Ranges:

    • Voltage: ±10V (±20mA max), 0-10V (±20mA max), 0-5V (±20mA max), 1-5V (±20mA max)

    • Current: 0-20mA (500 Ω max loop resistance), 4-20mA (500 Ω max loop resistance)

  • Resolution: 16 bits

  • Accuracy: Typically ±0.1% of full scale

  • Update Rate: Typically 1 ms per channel

  • Backplane Current Draw: Typically 75 mA at 5V DC

  • Power Dissipation: Typically 1.2 W

  • Isolation Voltage: 50V continuous

  • Operating Temperature: -20 to +70 °C (-4 to +158 °F)

  • Storage Temperature: -40 to +85 °C (-40 to +185 °F)

  • Relative Humidity: 5 to 95% noncondensing 1

     
  • Shock: 30 g operational, 50 g nonoperational

  • Vibration: 5 g at 10 to 500 Hz

  • Enclosure Type Rating: NEMA 1 (when mounted in a suitable enclosure)

  • Wiring Arm Type: Removable terminal block with screw clamps

  • Wire Size: 0.2 to 2.5 mm² (24 to 14 AWG) solid or stranded copper wire

  • Dimensions (H x W x D): 94 mm (3.7 in) x 94 mm (3.7 in) x 51 mm (2.0 in)

  • Weight: Approximately 170 g (6.0 oz)

  • Certifications: CE, UL, cUL, CSA, etc. (refer to the specific product datasheet)

Product Advantages

  • Flexible Configuration: Each of the four channels can be independently configured for different voltage or current output ranges, providing versatility for various applications.

  • High Resolution and Accuracy: 16-bit resolution ensures precise analog control.

  • Open Wire Detection: On current outputs, this feature helps diagnose wiring issues quickly.

  • Short Circuit Protection: Protects the module from damage due to output short circuits.

  • Easy Wiring: Removable terminal block simplifies installation and maintenance.

  • Compact and Modular: Part of the FLEX I/O system, offering a space-saving and scalable I/O solution.

  • Reliable Performance: Allen-Bradley products are known for their quality and reliability in industrial environments.

  • Status Indication: LEDs provide visual indication of module and channel status, aiding in troubleshooting.

Precautions

  • Correct Wiring: Ensure proper wiring according to the module's wiring diagram and the FLEX I/O system guidelines. Use the specified wire size and torque the terminal screws correctly.

  • Power Supply: Ensure the FLEX I/O system backplane is properly powered within the specified voltage and current limits.

  • Environmental Conditions: Operate the module within the specified temperature, humidity, shock, and vibration limits. Avoid exposure to corrosive substances and excessive dust.

  • Grounding: Ensure proper grounding of the FLEX I/O system to minimize noise and ensure safety.

  • Configuration: Use appropriate Rockwell Automation software (e.g., Studio 5000 Logix Designer) to correctly configure the output ranges and parameters for each channel.

  • Isolation: Be aware of the isolation voltage rating and ensure that field wiring does not exceed this limit.

  • Maintenance: Periodically inspect wiring connections and the module for any signs of damage.

Product Applications

The Allen-Bradley 1794-OE4 FLEX I/O analog output module is used in a wide range of industrial automation applications, including:

  • Actuator Control: Controlling the position of valves, dampers, and other actuators in process control systems.

  • Drive Speed Control: Providing analog speed references to variable frequency drives (VFDs).

  • Flow Control: Outputting signals to control flow control valves.

  • Pressure Control: Controlling pressure regulators.

  • Level Control: Providing output signals to control liquid or material levels.

  • Temperature Control: Controlling heating elements or cooling systems.

  • Indicator Control: Driving analog indicators and meters.

  • Data Acquisition Systems: Outputting analog signals for testing and calibration purposes.

  • General Industrial Automation: Providing analog control signals for various automated processes.

A-B 1794-AENTR Central control module

Shipping Port: Xiamen, China

Payment: Bank of Chicago, Bank of Singapor

Express cooperation: fedex, DHL, UPS and your express account

Service: Professional Sales provides 24 hours /7 days online service

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