931S-U561

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Overview of Allen-Bradley 931S-U561

The Allen-Bradley 931S-U561 is a universal signal converter designed to isolate, convert, and amplify various analog input signals into analog and digital outputs. It supports a wide range of input types including voltage, current, RTDs, thermocouples, and resistance, making it highly versatile for industrial process control and automation systems. This device features three-way galvanic isolation, ensuring signal integrity by eliminating ground loops and electromagnetic interference.

Key Features of Allen-Bradley - 931S-U561

  • Universal Input Compatibility: Accepts multiple sensor input types such as voltage, current, thermocouple, RTD, and resistance.
  • Analog and Digital Output: Provides one analog output and one transistor digital output for flexible signal interfacing.
  • Three-Way Galvanic Isolation: Isolates input, output, and power supply for interference-free and accurate measurement.
  • Loop-Powered Output: Capable of powering the output loop directly, simplifying wiring requirements.
  • User Configuration: Configurable via on-board buttons or programming tools for tailored application use.
  • Wide Power Supply Range: Compatible with 6 to 35 V DC power sources for versatile installation.
  • Industry Certifications: Certified for hazardous location use, including ATEX, IECEx, and FM Class I Division 2.

Technical Specs of 931S-U561

Input Types Voltage, Current, RTD, Thermocouple, Resistance
Output Types 1 Analog Output (4–20 mA or 0–10 V), 1 Transistor Digital Output
Galvanic Isolation Input, Output, and Power Supply (Three-way)
Power Supply 6 to 35 V DC
Response Time Typically < 5 ms
Operating Temperature -25°C to +70°C (-13°F to 158°F)
Dimensions (HxWxD) 112.5 mm x 22 mm x 114.3 mm
Weight Approx. 70 g (0.15 lb)
Certifications UL, CE, ATEX, IECEx, FM, DNV-GL, KC, RCM

Applications / Use Case

The Allen-Bradley 931S-U561 signal conditioner is used widely in process automation to convert and transmit accurate sensor data to control systems or PLCs. Its universal input and dual output capabilities make it suitable for chemical processing, manufacturing, and hazardous location environments, ensuring reliable and precise signal conditioning.

Allen-Bradley offers robust support and certifications, making this signal converter a trusted component in advanced industrial automation solutions.

931S-U561

$0.00

  • ACHIEVING

    4.0

    average rating

  • With

    95%

    positive reviews

  • LESS THAN

    1%

    return rate

Does it come with a warranty?

Yes, All products are offered wth 1-Year warranty.

What is the condition of the product?

All products sold are New & Unused.

How fast is shipping?

All products are delivered within 2-8 business days depending on our stock location.

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