Allen-Bradley 1756-IT6I Analog Thermocouple Module

Allen-Bradley 1756-IT6I ControlLogix Isolated Thermocouple/mV Input Module

Key Technical Specifications

• Brand: Allen-Bradley
• Model: 1756-IT6I
• Input Channels: 6 isolated thermocouple/mV points
• Resolution: 16 bits
• Input Range: -12 to 78 mV, -12 to 30 mV (high resolution)
• Data Formats: IEEE 32-bit floating point or 16-bit integer
• Backplane Current: 250 mA at 5V, 125 mA at 24V
• Terminal Blocks: 1756-TBNH or 1756-TBSH

Supported Thermocouple Types

• Types B, E, J, K, N, R, S, T
• Types C, D, L (TXK/XK)
• Linearization: ITS-90 standard
• Direct millivolt input capability
• Cold Junction Compensation (CJC) included

Resolution & Accuracy

• -12 to 78 mV range: 1.4 µV/bit resolution
• -12 to 30 mV range: 0.7 µV/bit resolution
• Typical accuracy: ±0.3°C with remote CJC
• Input impedance: 10 MΩ minimum
• Channel bandwidth: 15 Hz (-3 dB)

Advanced Features

• On-board data alarming with process and rate alarms
• Real-time sampling with configurable rates
• Digital filtering for noise reduction
• Wire-off detection for sensor monitoring
• Notch filter for power line noise rejection
• Selectable temperature units (°C or °F)

Performance Specifications

• Module scan time: 10-50 ms (varies by data format)
• Noise rejection: 60 dB normal mode, 120 dB common mode
• Maximum overvoltage protection: 120V AC/DC
• Power dissipation: 4.3 watts maximum
• Open circuit detection: within 2 seconds
• Conversion method: Sigma-Delta

Installation & Wiring

• Compatible with all ControlLogix chassis
• Requires 20-pin removable terminal block
• Supports various thermocouple wiring configurations
• Configurable via Studio 5000 programming software
• Includes cold junction compensation sensor

Packaging & Shipping

• Product includes one 1756-IT6I module
• Industrial-grade protective packaging
• Orders processed within 5 business days
• Worldwide shipping via FedEx, UPS, or DHL
• Multiple shipping options available

Frequently Asked Questions

• What is the condition of the module?
  All units are brand new and original Allen-Bradley equipment.
• Do you have stock available?
  Yes, we maintain regular stock of the 1756-IT6I for immediate shipment.
• What thermocouple types are supported?
  The module supports types B, E, J, K, R, S, T, N, C, D, and L thermocouples.
• What is the resolution in high-resolution mode?
  The high-resolution range (-12 to 30 mV) offers 0.7 µV/bit resolution.
• Which carriers do you use for shipping?
  We ship worldwide using DHL, FedEx, and UPS services.
• What is your return policy?
  We accept returns within 30 days of purchase.
• Does the module include cold junction compensation?
  Yes, the module features both local and remote CJC capability.

For technical specifications and pricing information, contact: sales@nex-auto.com