Allen Bradley 1756-IF6I Isolated Analog Input Module | 6-Ch

Allen Bradley 1756-IF6I ControlLogix Analog Input Module – Precision Isolated Sensing

Critical Specifications

• Brand/Model: Allen-Bradley 1756-IF6I
• Input Channels: 6 isolated points
• Signal Ranges: ±10.5V, 0-10.5V, 0-5.25V, 0-21mA
• Resolution: 16-bit precision (0.34µA/bit)
• Accuracy: ±0.1% full scale
• Response Time: 10ms per channel
• Isolation: 1500V channel-to-channel
• Noise Rejection: 80dB @ 50/60Hz
• Temp Range: -40°C to 85°C storage | 0-60°C operating

Setup & Compatibility

• Terminal Blocks: 1756-TBNH or 1756-TBSH (20-pin)
• Works with 2-wire/4-wire transmitters
• ControlLogix chassis integration
• IEEE 32-bit floating point output

Warranty & Shipping

• 12-month performance guarantee
• Global delivery: FedEx | UPS | DHL
• Note: Discontinued model – limited stock

Technical Comparison

Compared to 1756-IF8 (8-channel):
– Lower channel count (6 vs 8)
– Higher isolation rating (1500V vs 250V)
– Faster sampling (10ms vs 16ms per channel)

Installation Resource

Download Full Spec Sheet ↗
Complete wiring diagrams and configuration guide

Expert FAQs

• Q: Can I mix voltage/current inputs?
  A: Yes – each channel configures independently
• Q: How is noise filtering handled?
  A: Digital notch filters target 50/60Hz interference
• Q: Minimum detectable signal change?
  A> 86µV on 0-5.25V range
• Q: Compatible with 4-20mA sensors?
  A: Yes – use 0-21mA range
• Q: Status indicator functions?
  A> Green=normal, Red=fault, Flashing=configuration mode

Package Contents

• 1756-IF6I analog input module
• Mounting documentation
• Compliance certificates