ControlLogix 1756-IT16 Analog Input | Allen-Bradley 24-Bit Resolution

Allen-Bradley, a Rockwell Automation brand, offers the 1756-IT16 for precise temperature measurement. This ControlLogix analog input module provides 16 non‑isolated channels for thermocouple and mV sensors with 24‑bit resolution.

Key Features of 1756-IT16

• Part of ControlLogix 1756 series; high‑density 16‑point thermocouple/mV input.
• Supports types B/C/E/J/K/N/R/S/T and mV sensors; cold junction compensation (CJC) ready.
• Status LED display; open‑style enclosure; mounts directly in chassis.

Core Specs – Brand: Allen-Bradley | Model: 1756-IT16

• Channels: 16 non‑isolated; Resolution: 24‑bit
• Input range: -100.00 to 100.00 mV; Max I/O: 5.00 VA
• Isolation: 250.00 V continuous
• Current draw: 200.00 mA at 5.10 V DC; 80.00 mA at 24.00 V DC
• Power: 3.00 W max; Thermal: 9.90 BTU/hr max
• Overvoltage protection: ±30.00 V DC; Noise rejection: 75 dB at 60 Hz
• Temp: 0.00–60.00 °C (32.00–140.00 °F)
• Certs: CE, c‑UL‑us, RCM, Ex, KC, EAC, IECEx; ITS‑90 linearization.

Installation Tips

• Install in ControlLogix chassis; use two 1756‑CJC sensors (sold separately) for thermocouple mode.
• Observe input range and overvoltage limits to protect module and ensure accuracy.

FAQ

• Q: How many channels does 1756-IT16 have?
  A: 16 non‑isolated thermocouple/mV inputs.
• Q: What resolution does it offer?
  A: 24‑bit resolution for high accuracy.
• Q: Are CJC sensors included?
  A: No, order 1756‑CJC separately for cold junction compensation.