1794-IF4I | Input Analog Module | Allen-Bradley

Allen-Bradley 1794-IF4I Flex IO Isolated Analog Input Module

General Information

• Part Number/Catalog No.: 1794-IF4I

• Brand: Allen-Bradley

• Product Description: Flex IO Isolated Analog Input Module

Specifications

• Number of Inputs: Four (4); isolated

• Input Resolution:

  • 16 bits – unipolar

  • 15 bits plus sign – bipolar

  • Current: 0.156 mV/count unipolar; 0.320 μA/count unipolar

  • Voltage: 0.313 mV/count bipolar; 0.640 μA/count bipolar

Terminal Base

• Compatible Bases: 1794-TB2, 1794-TB3, 1794-TB3S, 1794-TB3T, 1794-TB3TS, 1794-TBN

Power Supply

• Nominal External DC Supply: 24V DC

• External DC Supply Range: 19.0 to 31.2V DC (includes 5% AC ripple)

• External DC Power Supply: 24 Volts DC nominal

Environmental Specifications

• Operating Temperature: 0 to 55°C (32 to 131°F)

• Storage Temperature: -40 to 85°C (-40 to 185°F)

• Vibration: 5g @ 10 to 500 Hz

• Operating Shock: 30g

Performance Specifications

• FlexBus Current: 50mA

• Isolation Voltage: 120 Volts Continuous

• Input Current Terminal: 4 to 20mA

• Input Voltage Terminal: +/- 10V

Additional Specifications

• Response Time: 10 ms

• Accuracy: ±0.1% of full scale

• Noise Rejection: 60 dB

• Common Mode Rejection: 100 dB

• Warm-up Time: 30 minutes

• Drift: 10 ppm/°C

• Power Consumption: 1.5W