GE IC660BBD120 | High-Density Digital Input Block for Genius I/O Systems Overview The GE Fanuc IC660BBD120 is a 32-point sink input block designed for use in Genius I/O distributed control systems. It supports 24 VDC input signals, making it ideal for connecting to proximity sensors, switches, and other field devices that source current to the block. With built-in diagnostics and status LEDs, this unit simplifies setup and maintenance in demanding industrial environments. Key Features Input Type: 32 discrete sinking inputs (accepts sourcing devices) Voltage Rating: 24 VDC nominal Input Current: ~6 mA typical per channel Input Filtering: Configurable filter times for noise immunity Diagnostics: Open wire detection, status feedback LED Indicators: Per-channel and unit status indicators Mounting: Rugged, field-mountable Genius I/O housing Isolation: Optical isolation between input channels and logic circuitry Technical Specifications Model Number: IC660BBD120 Input Logic: Sink (negative logic) Voltage Range: 18–30 VDC No. of Inputs: 32 Input Impedance: ~4.7k ohms Isolation Voltage: 1500 V RMS Power Dissipation: ~10–12 W Operating Temperature: 0°C to 60°C Dimensions (H x W x D): 8.83 x 3.56 x 4.42 in Weight: Approx. 4 lbs (1.8 kg) Applications Machine status monitoring PLC digital input expansion Material handling systems Sensor integration in industrial control panels OEM control system development Why Choose the IC660BBD120? High Input Density: 32 circuits reduce panel space and cost Built-In Diagnostics: Minimize downtime with clear fault detection Reliable Connectivity: Compatible with GE Genius Bus networks Robust Construction: Designed for harsh industrial environments Flexible Integration: Easily interfaces with GE and third-party control systems Order Now The GE Fanuc IC660BBD120 input block is available and ready to ship.