Allen-Bradley 1756-OF6VI Analog Output Module

The Allen-Bradley 1756-OF6VI is an analog output module designed for use with the ControlLogix platform. It features six isolated voltage output channels that provide a voltage range of +/- 10.5 VDC. The module is designed for precision, offering a high resolution of 14 bits across 21V and 13 bits across 10.5V. The 1756-OF6VI is ideal for applications requiring accurate voltage outputs in industrial automation systems.

Technical Specifications

• Manufacturer: Rockwell Automation
• Brand: Allen-Bradley
• Part Number: 1756-OF6VI
• Module Type: Isolated voltage loop analog output module
• Number of Outputs: Six (6) individually isolated channels
• Output Signal Range: +/- 10.5 VDC
• Resolution:
  • 14 bits across 21V (1.3 mV)
  • 13 bits across 10.5V with a sign bit
• Backplane Current:
  • 250 mA @ 5.1 VDC
  • 175 mA @ 24 VDC
• Accuracy: 0.5% of range
• Power Dissipation: 4.9 Watts at 60°C
• Output Conversion Method: R-Ladder DAC, monotonic with no missing codes
• Calibration:
  • Requires recalibration every 6 months
  • Offset drift: 60 µV/°C
  • Maximum gain drift: 80 ppm/°C
• Output Load:
  • Drive capability: >1000 Ω load at 10 mA
  • Settling time: < 2 ms to 95% of final value for resistive loads
• Isolation Voltage: 250V continuous
• Overvoltage Protection: +/- 24 VDC
• Short Circuit Protection: Electronically current-limited
• Temperature Range: 0°C to 60°C
• Humidity: 5-95%, non-condensing
• Shock: 30G operational shock
• Vibration: 2G at 10-500Hz
• Enclosure: Open style
• Part Category: PLC Module/Rack
• Weight: 0.59 lbs