The Phoenix Contact IB ST 24 BDI16/4 is a compact INTERBUS-ST digital input module engineered for reliable signal acquisition in industrial automation. With 16 digital inputs at 24 V DC and a modular Smart Terminal ST form factor, it integrates seamlessly into control cabinets and distributed I/O architectures on DIN rail. Its robust construction and clear channel assignment support fast commissioning in PLC and machine control applications.

Each of the 16 channels handles 24 V DC signals with a typical response time of 50 µs, ensuring accurate capture of fast switching events. Four-wire screw terminals simplify field wiring and diagnostics, while horizontal DIN-rail mounting enables clean panel layouts. Compatible with INTERBUS at 500 kBit/s, the module offers IP20 protection, EMC Class A performance, and tested isolation between bus logic and periphery at 500 V AC. Operating temperature is 0 to 55 °C, with a 24 V DC supply and a wide 20 to 30 V DC tolerance.

Ideal for OEMs and system integrators seeking dependable PLC input expansion, this Phoenix Contact module combines long-term availability with a service-friendly design and is supplied with a 1-year warranty to safeguard your investment as part of a reliable automation platform.

• Brand: Phoenix Contact
• Series: Smart Terminal ST (INTERBUS-ST)
• Model: IB ST 24 BDI16/4 (2750170)
• Input channels: 16 digital
• Supply voltage: 24 V DC (20 to 30 V DC)
• Connection type: Screw terminal, 4-wire
• Protection rating: IP20
• Bus speed: 500 kBit/s