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Allen-Bradley 1771-IFE Analog Input Module

Allen-Bradley 1771-IFE Analog Input Module

  • Manufacturer: Allen-Bradley

  • Product No.: 1771-IFE

  • Condition:1000 in stock

  • Product Type: Analog Input Module

  • Product Origin: USA

  • Payment: T/T, Western Union

  • Weight: 1000g

  • Shipping port: Xiamen

  • Warranty: 12 months

  • 24/7 Support
  • 30-Day Returns
  • Fast Shipping

Allen-Bradley 1771-IFE Analog Input Module

The Allen-Bradley 1771-IFE is an analog input module designed for the 1771 I/O rack. It provides high-accuracy voltage and current input readings, making it ideal for industrial automation and process control applications.


Key Specifications

General Information

  • Inputs per module:
    • 16 single-ended
    • 8 differential low-level
  • Module Location: 1771 I/O rack (1-slot module)

Input Ranges

  • Voltage (nominal):
    • +1 to +5V DC
    • 0 to +5V DC
    • -5 to +5V DC
    • -10 to +10V DC
    • 0 to +10V DC
  • Current (nominal):
    • +4 to +20mA
    • 0 to +20mA
    • -20 to +20mA

Performance

  • Resolution: 12-bit binary (12 bits + sign for bipolar ranges)
  • Accuracy: 0.1% of full-scale range @ 25°C
  • Linearity: ±1 LSB
  • Repeatability: ±1 LSB
  • Common Mode Rejection: 80 dB (DC - 120 Hz)
  • Common Mode Voltage: +14.25V

Protection & Isolation

  • Input Overvoltage Protection:
    • 200V (voltage mode)
    • 8V (current mode)
  • Input Overcurrent Protection: 30mA
  • Isolation Voltage: Meets UL Standard 508 and CSA Standard C22.2 No. 142

Power Requirements

  • Current Draw: 500mA @ +5V from I/O chassis backplane
  • Power Dissipation: 2.5W max
  • Thermal Dissipation: 8.52 BTU/hr max

Data Output to Processor

  • Unscaled BCD/Binary Output:
    • 0000 to +4095 for polar ranges (0-5V, +1 to +5V, 0-20mA, +4 to +20mA)
    • -4095 to +4095 for bipolar ranges (-5V to +5V, -10V to +10V, -20mA to +20mA)
  • Engineering Units (Selectable Scaling): +9999 to -9999

Internal Scan Rate

  • 8 differential inputs: 13.7ms (without filtering)
  • 16 single-ended inputs: 27.4ms (without filtering)
  • Additional filtering time: 0.3ms

Environmental Specifications

  • Operating Temperature: 0°C to 60°C (32°F to 140°F)
  • Storage Temperature: -40°C to 85°C (-40°F to 185°F)
  • Relative Humidity (Operating): 5% to 95% (non-condensing)
  • Relative Humidity (Storage): 5% to 85% (non-condensing)

Installation & Wiring

  • Conductor Size: 14 AWG (2mm²) stranded max
  • Insulation Thickness: 3/64 inch (1.2mm) max
  • Field Wiring Arm: 1771-WG
  • Field Wiring Screw Torque: 7-9 in-lbs
  • Keying Positions: Between 10 & 12, and 24 & 26
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Product Description

Allen-Bradley 1771-IFE Analog Input Module

The Allen-Bradley 1771-IFE is an analog input module designed for the 1771 I/O rack. It provides high-accuracy voltage and current input readings, making it ideal for industrial automation and process control applications.


Key Specifications

General Information

  • Inputs per module:
    • 16 single-ended
    • 8 differential low-level
  • Module Location: 1771 I/O rack (1-slot module)

Input Ranges

  • Voltage (nominal):
    • +1 to +5V DC
    • 0 to +5V DC
    • -5 to +5V DC
    • -10 to +10V DC
    • 0 to +10V DC
  • Current (nominal):
    • +4 to +20mA
    • 0 to +20mA
    • -20 to +20mA

Performance

  • Resolution: 12-bit binary (12 bits + sign for bipolar ranges)
  • Accuracy: 0.1% of full-scale range @ 25°C
  • Linearity: ±1 LSB
  • Repeatability: ±1 LSB
  • Common Mode Rejection: 80 dB (DC - 120 Hz)
  • Common Mode Voltage: +14.25V

Protection & Isolation

  • Input Overvoltage Protection:
    • 200V (voltage mode)
    • 8V (current mode)
  • Input Overcurrent Protection: 30mA
  • Isolation Voltage: Meets UL Standard 508 and CSA Standard C22.2 No. 142

Power Requirements

  • Current Draw: 500mA @ +5V from I/O chassis backplane
  • Power Dissipation: 2.5W max
  • Thermal Dissipation: 8.52 BTU/hr max

Data Output to Processor

  • Unscaled BCD/Binary Output:
    • 0000 to +4095 for polar ranges (0-5V, +1 to +5V, 0-20mA, +4 to +20mA)
    • -4095 to +4095 for bipolar ranges (-5V to +5V, -10V to +10V, -20mA to +20mA)
  • Engineering Units (Selectable Scaling): +9999 to -9999

Internal Scan Rate

  • 8 differential inputs: 13.7ms (without filtering)
  • 16 single-ended inputs: 27.4ms (without filtering)
  • Additional filtering time: 0.3ms

Environmental Specifications

  • Operating Temperature: 0°C to 60°C (32°F to 140°F)
  • Storage Temperature: -40°C to 85°C (-40°F to 185°F)
  • Relative Humidity (Operating): 5% to 95% (non-condensing)
  • Relative Humidity (Storage): 5% to 85% (non-condensing)

Installation & Wiring

  • Conductor Size: 14 AWG (2mm²) stranded max
  • Insulation Thickness: 3/64 inch (1.2mm) max
  • Field Wiring Arm: 1771-WG
  • Field Wiring Screw Torque: 7-9 in-lbs
  • Keying Positions: Between 10 & 12, and 24 & 26

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