1756-IF16 Allen-Bradley ControlLogix Analog Input Module

Description

The 1756-IF16 and 1756-IF16K Analog I/O Modules from Rockwell Automation are designed for high-performance industrial automation applications. These modules offer versatile input configurations, including 16 single-ended, 8 differential, or 4 high-speed differential inputs, catering to various signal types and measurement needs.

Features

• Input Configurations: 16 single-ended, 8 differential, or 4 high-speed differential inputs
• Input Range: ±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
• Current Draw:
  • @ 5.1V: 150 mA (Series A), 200 mA (Series B)
  • @ 24V: 65 mA (Series A), 35 mA (Series B)
• Total Backplane Power: 2.33 W (Series A), 1.86 W (Series B)
• Noise Rejection:
  • Normal Mode: >80 dB @ 50/60 Hz
  • Common Mode: >100 dB @ 50/60 Hz
• Calibration: Built-in calibration for accurate measurements

Specifications

• Voltage and Current Ratings:

  • Backplane: 5.1V DC, 150 mA (Series A), 200 mA (Series B)
  • 24V DC, 65 mA (Series A), 35 mA (Series B)
  • Input Voltage Range: -10…+10V
  • Input Current Range: 0…20 mA
  • Power Consumption: 2.33 W (Voltage), 4.00 W (Current)
  • Power Dissipation: 7.93 BTU/hr (Voltage), 13.65 BTU/hr (Current)

• Input Impedance:

  • Voltage: ≥10 MΩ
  • Current: 249 Ω

• Environmental Specifications:

  • Operating Temperature: 0 °C to +60 °C (+32 °F to +140 °F)
  • Non-operating Temperature: -40 °C to +85 °C (-40 °F to +185 °F)
  • Relative Humidity: 5% to 95% non-condensing
  • Vibration: 2 g @ 10…500 Hz
  • Shock: 30 g (operating), 50 g (non-operating)

• Immunity Standards:

  • ESD: IEC 61000-4-2, 6 kV contact, 8 kV air
  • Radiated RF: IEC 61000-4-3, 10V/m
  • EFT/B: IEC 61000-4-4, ±2 kV
  • Surge: IEC 61000-4-5, ±2 kV
  • Conducted RF: IEC 61000-4-6, 10V rms

Wiring and Connections

• Removable Terminal Block:
  • 1756-TBCH
  • 1756-TBS6H
• Wire Size:
  • Single Wire: 0.33…2.1 mm² (22…14 AWG)
  • Double Wire: 0.33…1.3 mm² (22…16 AWG)
• Terminal Block Torque Specs: 0.5 N•m (4.4 lb•in)

Keying and Slot Width

• Module Keying: Electronic, software configurable
• Slot Width: 1

Additional Features

• Onboard Data Alarming: Yes
• Scaling to Engineering Units: Yes
• Real-time Channel Sampling: Yes
• Data Format: Integer mode (left justified, 2’s complement) and IEEE 32-bit floating point
• Module Conversion Method: Sigma-Delta
• Isolation Voltage: 250V (continuous), reinforced insulation (Series A), basic insulation (Series B)