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Analog I/O Module Allen-Bradley 1791-N4C2

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  • Dobavljač:

    Allen-Bradley

  • Vrsta:

    I/O Module

  • Tags I/o module

O proizvodu

Product Overview: Allen-Bradley 1791-N4C2 Analog Block I/O Module

Key Technical Specifications

  • Brand: Allen-Bradley
  • Model: 1791-N4C2
  • Series: 1791 Block I/O
  • Module Type: Combination Analog Input / Output Module
  • Total Channels: 6 Points (4 Inputs, 2 Outputs)
  • Analog Inputs: 4 Channels, Selectable Voltage or Current
  • Analog Outputs: 2 Channels, 0-20 mA Current
  • Input Impedance: 10 Megohms
  • Output Impedance: Less than 1 Ohm
  • Base Accuracy: 0.1% at 25°C
  • Update Rate: 10 ms per channel
  • Power Dissipation: 16.9 Watts Maximum
  • Weight: 1.25 lbs (0.57 kg)

Analog Input Characteristics

  • The four input channels are individually configurable.
  • You can set all inputs as voltage or current signals based on your application needs.
  • The module supports both single-ended and differential voltage input wiring.
  • It includes a built-in 24VDC current-limited power source.
  • This internal supply powers loop-powered transducers like 2-wire transmitters.
  • The high 10-Megohm input impedance minimizes signal loading on connected devices.

Compatibility & Communication

  • The 1791-N4C2 is compatible with major Allen-Bradley PLC families.
  • It works with PLC-2, PLC-3, and PLC-5 series controllers.
  • This module also communicates with SLC 500 controllers via discrete transfer.
  • It connects to the controller via a standard Remote I/O (RIO) network link.
  • The module handles all signal conditioning and conversion internally.

Frequently Asked Questions (FAQ)

  • Q: What types of signals can the 1791-N4C2 inputs read?
    A: Each of the four inputs can be configured for voltage or current analog signals.
  • Q: What is the output signal type and range?
    A: It has two outputs that provide a 0-20 mA current signal.
  • Q: What is the accuracy of this analog module?
    A: The module has a high 0.1% accuracy at 25°C.
  • Q: Can this module power field transmitters?
    A: Yes, it includes a 24VDC source to power loop-powered (2-wire) transmitters.
  • Q: Is the 1791-N4C2 in stock?
    A: Yes, we have original stock available for fast delivery.
  • Q: What is your return policy?
    A: We offer a full 30-day return policy for your confidence.

© 2026 NexAuto Technology Limited. All rights reserved.
Original Source: https://www.nex-auto.com/
Contact: sales@nex-auto.com | Phone: +86 153 9242 9628

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