1790D-TN0C2 DeviceNet Analog Output Module Allen-Bradley

Allen-Bradley 1790D-TN0C2 2-Channel Analog Current Output Module

Key Technical Specifications

• Brand: Allen-Bradley
• Model: 1790D-TN0C2
• Output Channels: 2 single-ended, non-isolated channels.
• Output Signal: 0 to 20 mA analog current.
• Resolution: High 12-bit resolution, providing fine 4.88 µA per bit control.
• Data Format: Uses simple binary data from 0000 to 0FFF hex.
• Conversion Speed: Fast 2 milliseconds per channel update time.
• Overall Accuracy: Maintains excellent 0.2% of full scale accuracy.
• Temperature Range: Operates reliably from 0 to 55 degrees Celsius.
• Load Resistance: Supports up to 600 Ohms maximum load resistance.
• Isolation: Features 1250V AC rms photo-coupler isolation for safety.

Power & Electrical Specifications

• DeviceNet Supply: 24V DC nominal, with a wide 11 to 28.8V DC range.
• Field Power Supply: 24V DC nominal, requiring 21.6 to 26.4V DC.
• Power Dissipation: Maximum 1.2W from network, 1.5W from field power.
• Insulation Resistance: High 20 MΩ minimum at 250V DC.

Design & Installation Features

• Calibration: Requires no user calibration, saving setup time.
• Status Indicators: Has two easy-to-read red/green I/O status lights.
• Wiring: Uses a sturdy terminal block (M3.0) for secure connections.
• Expansion: The base module can connect to two discrete expansion modules.
• Mounting: Designed for standard DIN rail installation in panels.

Packaging & Delivery

• Condition: 100% New and Original.
• Availability: We have units in stock for immediate shipment.
• Shipping Time: We process and ship all orders within 5 business days.
• Shipping Methods: We ship worldwide via reliable carriers like DHL, FedEx, and UPS.
• Return Policy: We offer a 30-day return policy for your peace of mind.

Frequently Asked Questions (FAQ)

• What is the output range of this module?
  The 1790D-TN0C2 provides a standard 0 to 20 milliamp (mA) output signal on each channel.
• How accurate is this analog output module?
  It maintains a high 0.2% of full-scale accuracy across its entire operating temperature range.
• What is the resolution of the digital-to-analog conversion?
  It features 12-bit resolution, which allows for very precise control in small steps.
• Do I need to calibrate this module?
  No, the Allen-Bradley module comes pre-calibrated and requires no user calibration.
• What is the maximum load I can connect?
  You can connect a load resistance of up to 600 Ohms maximum on the output circuit.
• How fast does the module update its output?
  It has a quick 2 millisecond conversion time per channel for responsive control.

For more information on this DeviceNet series, contact the manufacturer, Allen-Bradley.

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