Product Overview

The IC660BBA024P1 is a current source I/O block manufactured by General Electric for distributed industrial control architectures. Designed to interface directly with field instruments using standard 4–20 mA current loops, this module combines analog input and output functionality in a compact, rugged enclosure. It is engineered for reliable signal acquisition and control in DCS and PLC-based automation systems operating on 24–48 VDC power.

This I/O block integrates loop power for input devices, simplifying field wiring and reducing the need for external power components. Factory calibration and internal diagnostics ensure stable performance and consistent measurement accuracy in continuous industrial operation.

Key Technical Characteristics

• Module Type: Current Source I/O Block

• Power Supply Range: 24–48 VDC

• Analog Inputs: 4 channels, loop-powered

• Analog Outputs: 2 channels, 4–20 mA current output

• Input Accuracy: ±0.1% of full scale at 25°C

• Output Accuracy: ±0.15% of full scale

• Input Resolution: 1 µA

• Output Resolution: 6 µA

• Conversion Time: 16.6 to 400 ms (inputs)

• Output Update Rate: 6 to 8 ms

• Channel Isolation: Input channels isolated

• Signal Processing: Voltage-to-frequency conversion

• Factory Calibration: Included

• Weight: Approx. 1.48 kg

• Dimensions: 9 × 11.2 × 22.4 cm

• Country of Origin: USA

Industrial Applications

The IC660BBA024P1 is commonly used in process control systems that require reliable analog signal handling with integrated loop power. Typical applications include flow, pressure, temperature, and level measurement in oil and gas facilities, chemical plants, power generation sites, and manufacturing environments.

Its combined input and output capability makes it suitable for compact control stations, remote I/O installations, and distributed automation systems where space efficiency and signal integrity are critical.