The IC660BBA103 is a Thermocouple Input Block from GE Fanuc’s Genius I/O series. It provides six input channels, grouped into three sets of two circuits each. This block is designed to accept signals from various Thermocouple types (J, K, T, E, B, R, S, and N) and millivolt signals in the range of 25.0mV to +150mV. It features precise voltage measurements and diagnostics for fault detection, ensuring reliable operation in industrial environments. The module operates on 115VAC/125VDC power and has a fast update rate, making it suitable for real-time applications.

Technical Specifications

• Brand: GE Fanuc
• Series: Genius I/O
• Part Number: IC660BBA103
• Number of Inputs: 6 (divided into 3 groups of 2 inputs)
• Thermocouple Types Supported:
  • J, K, T, E, B, R, S, and N
• Millivolt Input Range: 25.0mV to +150mV
• Resolution for Voltage Measurement:
  • Typical: ±10µV
  • Maximum: ±20µV
• Resolution for Internal CJC (Cold Junction Compensation):
  • Typical: Less than ±0.01°C
• Resolution for External CJC:
  • Typical: Less than ±0.01°C
• Update Time:
  • Typical: 2.0 seconds
  • Maximum: 3.0 seconds
• Open-Wire Detection: < 5 seconds
• Block Power Supply: 115V AC / 125V DC
• Heat Dissipation: 9 Watts
• Block-to-Block Isolation: 1500 Volts
• Group-to-Group Isolation: 300 Volts
• Accuracy for Voltage Measurement: 8 Hz
• Status LEDs: Unit OK, I/O Enabled
• Size (HxWxD): 8.83 x 3.34 x 3.91 inches (224 mm x 85 mm x 99 mm)
• Weight: 3.75 lbs