Allen-Bradley 1790D-T0B16 | Output DeviceNet Module

Allen-Bradley 1790D-T0B16 24V DC 16-Point Sourcing Output Module

Core Technical Specifications

• Brand: Allen-Bradley
• Model: 1790D-T0B16
• Output Type: 16 points, non-isolated, sourcing configuration.
• Output Current: 0.5 Amps maximum per output point.
• Common Configuration: Organized as 8 points per common (8 COM total), with 4.0A max per common.
• On-State Voltage: Operates from 10V DC minimum to 28.8V DC maximum (24V DC nominal).
• Switching Speed: Fast response with 0.5ms max Off to On and 1.0ms max On to Off delay.

Electrical Performance & Isolation

• Voltage Drop: Low 0.5V DC maximum on-state voltage drop for efficient power delivery.
• Leakage Current: Minimal 0.5 mA maximum off-state leakage current.
• Isolation: Features photocoupler isolation between I/O and logic circuits.
• Isolation Voltage: Rated for 1250V AC RMS for enhanced safety and noise immunity.
• Minimum Current: Requires 1 mA minimum per channel for stable on-state operation.

Power Requirements

• DeviceNet Power (Base): 24V DC nominal supply (range 11 to 28.8V DC).
• Field Power (Outputs): 24V DC nominal supply (range 10 to 28.8V DC).
• Power Dissipation: Low 1.2W maximum from DeviceNet supply; 6 mA per point from field supply.

Installation & Design Features

• Wiring: Easy terminal block (M3.0) connections. Use copper conductors with 7 lb-in maximum screw torque.
• Status Indicators: Sixteen green LED status indicators provide clear visual feedback for each output.
• Mounting: Standard DIN rail mounting for simple integration into control panels.
• Module Function: Can be used as both a base module or an expansion module in a 1790 system.

Frequently Asked Questions (FAQ)

• Is the 1790D-T0B16 a sourcing or sinking module?
  The 1790D-T0B16 is specifically a 16-point sourcing output module.
• What is the maximum current for each output?
  Each output can handle up to 0.5 Amps continuously.
• How are the outputs grouped?
  Outputs are grouped into 8 points per common, with 8 separate commons total.
• What is the operating voltage range?
  The field power operates from 10V DC to 28.8V DC (24V DC nominal).
• Do you offer technical support for this product?
  Yes, our team provides support for the 1790 series and all Allen-Bradley products we sell.
• What is your shipping time?
  Orders are processed and shipped within 5 business days.
• What is your return policy?
  We offer a 30-day return policy for all unused products in original condition.

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