Allen-Bradley 1769-IF4XOF2 Compact I/O Analog Combination Module

The Allen-Bradley 1769-IF4XOF2 is a compact I/O module designed for CompactLogix and MicroLogix 1500 controllers. This module combines four analog input channels and two analog output channels, offering a versatile solution for industrial automation systems. It is ideal for applications that do not require high-resolution or critical accuracy, making it cost-effective for general process control tasks.

Technical Specifications

Inputs

• Number of Inputs: 4 analog input channels (configurable for differential or single-ended)
• Input Type: Voltage (0 to 10.5 VDC) and Current (0 to 21 mA)
• Input Voltage Range: 0 to 10.5 VDC
• Input Current Range: 0 to 21 mA
• Resolution: 8 bits plus sign (always positive)
• Impedance:
  • Voltage terminal: 150 kΩ
  • Current terminal: 150 Ω
• Accuracy:
  • Voltage input: ±0.7%
  • Current input: ±0.6%
• Operational Accuracy Drift: ±0.006% per °C

Outputs

• Number of Outputs: 2 single-ended analog outputs
• Output Voltage Range: 0 to 10 VDC
• Output Current Range: 0 to 20 mA
• Output Accuracy: ±0.5% full scale
• Load Specifications:
  • Voltage output: Minimum load > 1 kΩ at 10 VDC
  • Current output: Maximum resistive load of 300 ohms
• Response Time:
  • Current output: 0.3 ms (with resistance) / 3.0 ms (with capacitance)

Electrical Characteristics

• Operational Voltage: 30 VDC/AC
• Common Mode Voltage: 10 VDC per channel
• Signal Type: Differential or Single-ended

Converter

• Type: Delta Sigma converter
• Resolution: 8-bit with sign bit

Module Features

• Channel Diagnostics: Over- or under-range detection and process alarms
• Power Supply Distance Rating: Modules should not exceed 8 modules from the power supply in CompactLogix systems
• Enclosure: Open-style, DIN rail or panel mountable

Physical Dimensions

• Weight: 0.88 lbs (290 grams)
• Dimensions: 118 x 87 x 35 mm