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Allen-Bradley 1790D-T0A6 Base Module | 120V AC

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Allen-Bradley 1790D-T0A6 120V AC 6-Output DeviceNet Base Module

Core Technical Specifications

  • Brand: Allen-Bradley
  • Model: 1790D-T0A6
  • Output Configuration: 6 points, non-isolated, with 6 individual commons (6 COM).
  • Load Voltage Range: Operates from 85 to 132 Volts AC.
  • Load Current: Maximum 0.5 Amps RMS per point, with a minimum of 10 mA RMS.
  • Switching Performance: Features a maximum operate time of 1 millisecond and a quick release time.
  • Leakage & Drop: Very low off-state leakage (1.0 mA max) and minimal on-state voltage drop (1.3V RMS max).

Electrical & Safety Ratings

  • Isolation: Photocoupler isolation (I/O to logic) rated at 1250V AC RMS.
  • Dielectric Strength: Withstands 2500V AC RMS for 1 minute between input and output.
  • Insulation Resistance: Excellent isolation with a minimum of 1000 MΩ.
  • Field Power: The output side uses a non-isolated common design for field device power.

Power Requirements & Dissipation

  • DeviceNet Supply: Requires 24V DC nominal (range 11 to 28.8V DC), with low power dissipation.
  • External AC Power: Connects to a standard 110V RMS, 60 Hz supply (range 15-132V RMS).
  • Recommended Fusing: Use a 1 Amp, 250V Normal Blow fuse for protection.

Installation & Indicators

  • Wiring: Convenient terminal block (M3.0) connections. Use copper conductors and torque screws to 7 lb-in maximum.
  • Status Indicators: Six green LED indicators provide clear visual status for each output point.
  • Mounting: Designed for easy installation on a DIN rail within your control panel.

Frequently Asked Questions (FAQ)

  • What is the load voltage for the 1790D-T0A6?
    The module supports a wide AC load voltage range from 85 to 132 Volts.
  • How many output points does this base module have?
    The Allen-Bradley 1790D-T0A6 provides six discrete non-isolated output points.
  • What is the maximum current each output can handle?
    Each output can switch a load up to 0.5 Amps RMS continuously.
  • Do you have this module in stock?
    Yes, we maintain stock of this popular DeviceNet module for fast shipping.
  • What are the shipping and return policies?
    We ship within 5 business days and offer a 30-day return policy for your peace of mind.

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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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