Allen-Bradley 1756-IF16H ControlLogix Module: Smart 16-Channel HART Analog Input

Smart Industrial Monitoring

• 16-channel HART-enabled analog input
• Dedicated HART modem per channel
• High-resolution 21-bit signal processing
• Dual-range current input (0-20mA/4-20mA)

Precision Specifications

• Model: 1756-IF16H | Series: ControlLogix
• Resolution: Up to 21-bit (0.002% accuracy)
• Response Time: 11-328ms (filter dependent)
• Noise Rejection: >90dB common mode
• Temperature Stability: 11ppm/°C drift
• Power: 6W max (4.02W backplane)
• Weight: 0.22kg (0.48lbs)
• Dimensions: 1-slot width

Advanced Features

• Individual channel diagnostics
• Field-calibrated accuracy (0.13%)
• Electronic module keying
• Dual terminal block options:
  • 1756-TBCH (standard)
  • 1756-TBS6H (spring clamp)

Industrial Connectivity

• HART protocol support on all channels
• Shielded wire support (22-14 AWG)
• 105°C rated wire compatibility
• Open-style enclosure (T4/T5 rated)

Reliability & Support

• Warranty: 12-month coverage
• Shipping: FedEx/UPS/DHL worldwide
• ATEX/IECEx certified
• 12-month calibration interval

Professional FAQ

• Q: Can I mix 0-20mA and 4-20mA signals?
  • A: Yes, each channel is independently configurable
• Q: What HART devices are supported?
  • A: All HART 5/6/7 compatible field instruments
• Q: Is isolation between channels provided?
  • A: No, channels share common reference
• Q: What's the maximum HART scan rate?
  • A: ~1 second with all channels active
• Q: Can I use unshielded cables?
  • A: Not recommended - shielded cables required for noise immunity