Allen Bradley 1756-IF16 ControlLogix Analog Input Module

Overview

The Allen-Bradley 1756-IF16 is a versatile ControlLogix analog input module that processes up to 16 single-ended, 8 differential, or 4 high-speed differential analog input channels. It converts a wide range of analog signals such as voltage and current into digital values, making it suitable for industrial automation and process control applications. The module offers flexibility in wiring configuration and high-resolution signal conversion, enabling precise measurements for accurate control.

Technical Specifications

• Manufacturer: Rockwell Automation
• Series: ControlLogix
• Module Type: 16-point analog input
• Part Number: 1756-IF16
• Brand: Allen-Bradley

Input Specifications:

• Number of Inputs:
  • 16 single-ended channels
  • 8 differential channels
  • 4 high-speed differential channels
• Input Signal Types:
  • ±10V
  • 0-10V
  • 0-5V
  • 0-20 mA
• Resolution:
  • 320 µV/count (15 bits + sign bipolar) @ ±10.25V
  • 160 µV/count (16 bits) @ 0-10.25V
  • 80 µV/count (16 bits) @ 0-5.125V
  • 0.32 µA/count (16 bits) @ 0-20.5 mA
• Accuracy:
  • Voltage: ±0.05% of range
  • Current: ±0.15% of range
• Settling Time: <80 ms to 5% of full-scale
• Scan Time:
  • 16 pt single-ended: 16-488 ms
  • 8 pt differential: 8-244 ms
  • 4 pt high-speed differential: 5-122 ms

Power Requirements:

• Backplane Power: 2.33 Watts
• Current Draw (5V DC): 150 mA
• Current Draw (24V DC): 65 mA
• Power Consumption:
  • 2.3 Watts for voltage
  • 3.9 Watts for current
• Thermal Dissipation:
  • Voltage: 7.84 BTU/hour
  • Current: 13.3 BTU/hour

Environmental and Protection:

• Overvoltage Protection: 30 VDC (voltage), 8 VDC (current)
• Operating Temperature Range: -40°C to 60°C (-40°F to 140°F)
• Protection Rating: IP20

Weight: 0.45 lbs