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Allen-Bradley 1790D-TN4V0 | Analog Voltage Input Module

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  • Vendor:

    Allen-Bradley

  • Type:

    Input Module

  • Tags Input module

About the Product

Allen-Bradley 1790D-TN4V0 4-Channel Analog Voltage Input Module

Core Technical Specifications

  • Brand: Allen-Bradley
  • Model: 1790D-TN4V0
  • Input Channels: 4 single-ended, non-isolated channels.
  • Input Range: 0 to +10 Volts DC.
  • Resolution: High 12-bit unipolar resolution (2.44 mV/bit).
  • Data Format: Binary data from 0000 to 0FFF hexadecimal.
  • Conversion Time: 10 ms per channel for precise sampling.
  • Overall Accuracy: Excellent 0.2% of full scale accuracy.
  • Operating Temperature: Stable performance from 0 to 55°C.
  • Input Impedance: High 500 KΩ minimum to minimize loading.

Power & Electrical Characteristics

  • DeviceNet Supply: 24V DC nominal (11 to 28.8V DC range).
  • Field Power Supply: 24V DC nominal (21.6 to 26.4V DC range).
  • Power Dissipation: Maximum 1.2W (network), 1.5W (field power).
  • Insulation Resistance: 20 MΩ minimum at 250V DC between circuits.
  • Isolation: 1250V AC rms photo-coupler isolation (I/O to logic).

Frequently Asked Questions (FAQ)

  • How many voltage inputs does this module have?
    The 1790D-TN4V0 provides four independent voltage input channels.
  • What voltage range can it measure?
    It measures standard 0 to +10 Volt DC signals from sensors and transmitters.
  • What is the sampling rate or conversion time?
    Each channel converts in 10 milliseconds for accurate data acquisition.
  • Does it need periodic calibration?
    No, this Allen-Bradley module is factory set and maintenance-free.
  • What is the input impedance?
    It features high 500 KΩ input impedance to avoid signal distortion.
  • Can I expand the system with more modules?
    Yes, you can add up to two expansion modules to this base unit for more I/O.

This input module is part of the reliable Allen-Bradley 1790 DeviceNet series for industrial automation.

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Original Source: https://www.nex-auto.com/
Contact: sales@nex-auto.com
Phone: +86 153 9242 9628

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  • Custom Calibration: Provide your specifications, and we’ll handle the rest with precision.
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