Allen-Bradley 1756-IF6I ControlLogix 6 Point Isolated Analog Input Module

Description

The Allen-Bradley 1756-IF6I is a 6-point isolated analog input module designed for ControlLogix systems.

Features

• Inputs: 6 individually isolated
• Input Ranges: ±10.5V, 0...10.5V, 0...5.25V, 0...21 mA
• Resolution: 16-bit
  • 10.5V: 343 μV/bit
  • 0...10.5V: 171 μV/bit
  • 0...5.25V: 86 μV/bit
  • 0...21 mA: 0.34 μA/bit
• Data Format: Integer mode (left justified, 2's complement) IEEE 32-bit floating point
• Module Conversion Method: Sigma-Delta

Specifications

• Channel Bandwidth: 15 Hz
• Module Keying: Electronic, software configurable
• Offset Drift: 2 µV/°C
• Gain Drift with Temperature:
  • Voltage: 35 ppm/°C, max 80 ppm/°C
  • Current: 45 ppm/°C, max 90 ppm/°C
• Module Error: 0.54% of range
• Common Mode Noise Rejection: 120 dB @ 60 Hz, 100 dB @ 50 Hz
• Normal Mode Noise Rejection: 60 dB @ 60 Hz
• Input Impedance:
  • Voltage: >10 MΩ
  • Current: 249 Ω
• Overvoltage Protection:
  • Voltage: 120V AC/DC maximum
  • Current: 8V AC/DC maximum with onboard current resistor
• Open Circuit Detection Time: Positive full scale reading within 5 s
• Calibrated Accuracy: Better than 0.1% of range @ 25 °C (77 °F)

Environmental

• Operating Temperature: 0 °C to 60 °C
• Nonoperating Temperature: -40 °C to 85 °C
• Relative Humidity: 5...95% non-condensing
• Vibration: 2 G @ 10...500 Hz
• Shock:
  • Operating: 30 G
  • Nonoperating: 30 G

Electrical

• Power Dissipation:
  • Voltage: 3.7 W max
  • Current: 4.3 W max
• Thermal Dissipation:
  • Voltage: 12.62 BTU/hr
  • Current: 14.32 BTU/hr
• Current Draw:
  • 250 mA @ 5.1V
  • 100 mA @ 24V
• Total Backplane Power: 3.7 W

Mechanical

• Slot Width: 1
• RTB Keying: User-defined mechanical
• Wire Category: Category 2
• Weight: Not specified

Compliance and Certifications

• Emissions: IEC 61000-6-4
• ESD Immunity: 6 kV contact discharges, 8 kV air discharges
• EFT/B Immunity: ±2 kV at 5 kHz on shielded signal ports
• Conducted RF Immunity: 10V rms with 1 kHz sine wave 80% AM from 150 kHz to 80 MHz on shielded signal ports
• Surge Transient Immunity: ±2 kV line-earth (CM) on shielded signal ports
• Radiated RF Immunity: 10 V/m with 1 kHz sine-wave 80% AM from 80 to 2000 MHz, 10 V/m with 200 Hz 50% pulse 100% AM @ 900 MHz, 10 V/m with 200 Hz 50% pulse 100% AM @ 1890 MHz, 3 V/m with 1 kHz sine-wave 80% AM from 2000 to 2700 MHz
• North American Temperature Code: T4A