The GE IC660BBD024 is a powerful 32-circuit source-type discrete I/O block in the GE Fanuc Genius I/O family, engineered for industrial automation and distributed PLC applications. With eight times the density of standard 4- or 8-point I/O modules, this block delivers configurable digital signal interfacing — each channel can be set as a discrete input, output, or output with feedback — allowing flexible design in complex control panels and remote I/O stations. Built-in diagnostics and self-protecting circuitry improve reliability and uptime in demanding industrial environments.
Technical Specifications
| Specification | Description |
|---|---|
| Module Type | Digital Source I/O Block |
| Model | IC660BBD024 |
| I/O Circuits | 32 discrete channels (configurable as input/output/feedback) |
| Operating Voltage | 12 VDC / 24 VDC (10–30 VDC range) |
| Input Voltage Range | 18–30 VDC for 24 V systems |
| Input Impedance | ~3.3 kΩ typical |
| Input Processing Time | ~1.4 ms (plus selectable filter delays) |
| Input Filter Options | Selectable up to 100 ms |
| Output Current (Steady-State) | ~0.5 A per circuit |
| Maximum Inrush Current | ~4 A up to 10 ms (once every 0.5 s) |
| Block Total Output Current | ~16 A (max) |
| Output Turn-On Delay | ~0.5 ms max |
| Diagnostics | Switch fault detection; advanced circuit protection |
| Status Indicators | Unit OK, I/O Enabled; individual circuit LEDs |
| Isolation | ~850 V block-to-block |
| Dimensions (H × W × D) | 224 × 90 × 112 mm approx. (8.83″ × 3.58″ × 4.7″) |
| Weight | ~1.8 kg (4 lbs) |
| Operating Temp. | 0 °C – 60 °C |
| Storage Temp. | –40 °C – 100 °C |
| Humidity | 5 % – 95 % non-condensing |
| Communication | Genius Bus distributed I/O protocol |
The block is compatible with a wide range of 2-wire and 3-wire proximity switches and standard discrete field devices such as relays, contactors, and pilot lights.
Recommended Related Models
| Model | Description |
|---|---|
| IC660BBD020 | 16-circuit source/sink digital I/O block |
| IC660BBD021 | 16-circuit sink-type discrete I/O |
| IC660BBD022 | 16-circuit source digital I/O |
| IC660BBA100 | 115 VAC/125 VDC analog I/O block |
Popular GE Genius I/O Components
| Category | Representative Models |
|---|---|
| Genius Controllers | IC660CPU001, IC660CPU002 |
| Discrete I/O Blocks | IC660BBD020, IC660BBD021 |
| Analog Blocks | IC660BBA020, IC660BBA023 |
| Bus Drivers | IC660EBD024 |
