Allen-Bradley ControlLogix Thermocouple Input Module | 1756-IT6I

Allen-Bradley 1756-IT6I – Precision Thermocouple Input Module

Key Features

• 🌡️ 6 isolated channels for temperature sensing
• 🌡️ Supports 11 thermocouple types (B, E, J, K, etc.)
• 🌡️ 16-bit high resolution (0.7μV/bit)
• 🌡️ Fast 10-50ms scan times
• 🌡️ Built-in cold junction compensation

Technical Specifications

• Model: 1756-IT6I (ControlLogix Series)
• Input Types: Thermocouple/mV (-12 to 78mV range)
• Resolution: 0.7μV/bit (high resolution mode)
• Accuracy: ±0.3°C (with remote CJC)
• Response Time: 10ms (integer), 50ms (float)
• Power Use: 250mA @ 5.1V DC
• Noise Rejection: 60dB normal mode
• Temp Range: 0°C to 60°C

Advanced Functions

• 🔍 Wire break detection
• 🔍 Digital filtering for noisy signals
• 🔍 Process alarms for monitoring

Your Protection

• 🔒 12-month quality guarantee
• ✈ Fast worldwide shipping
• 🛠 Easy setup with 1756-TBNH/TBSH terminals

Expert Questions

• Q: What thermocouple types are supported?
  A: B, C, E, J, K, N, R, S, T, D, L types.
• Q: What’s the minimum detectable signal?
  A: 0.7μV in high resolution mode.
• Q: How fast are temperature updates?
  A: 50ms in floating point mode.
• Q: Does it need external compensation?
  A: No, has built-in cold junction compensation.
• Q: What’s the maximum input voltage?
  A: 120V AC/DC overvoltage protection.

Resources

• 📥 Download 1756-IT6I full manual