Selection highlights
- Modular cabinet I/O for protocol-specific machine integration
- Useful for field replacement of gateways and signal slices
- Strong fit for long-tail searches by exact BL20 part number
BL20 is a cabinet-oriented Turck modular I/O system for gateways and slice modules. This page is structured for maintenance and engineering teams comparing BL20 node heads and common DI, DO, and analog modules.