Digital input 021-1BB00
2 digital inputs, 24 V DC
2 digital inputs, 24 V DC
Digital I/O for the SLIO system reads switching signals from sensors, push buttons and limit switches and switches actuators such as relays, valves and indicator lamps in machines and production lines. SCN supplies Yaskawa digital input modules such as the 021-1BD00, 021-1BD70 and 021-1BF00 and digital output modules such as the 022-1BD70, 022-1BF00 and 022-1BH00. Our engineers help you choose the right number of channels, signal voltage and connection method for your application.


2 fast digital inputs, 24 V DC, 2 µs–3 ms filter
2 fast digital inputs, 24 V DC, 2 µs–3 ms filter

Digital input module, 4 inputs, 24 V DC
Digital input module, 4 inputs, 24 V DC

4 fast digital inputs, 24 V DC, 2 µs–3 ms filter
4 fast digital inputs, 24 V DC, 2 µs–3 ms filter

4 digital inputs, 24 V DC, 2/3-wire connection
4 digital inputs, 24 V DC, 2/3-wire connection


4 digital inputs, 24 V DC, ETS µs time stamp
4 digital inputs, 24 V DC, ETS µs time stamp


8 digital inputs, 24 V DC, NPN, 0.5 ms filter
8 digital inputs, 24 V DC, NPN, 0.5 ms filter



8 digital inputs, 24 V DC, wiring diagnostics
8 digital inputs, 24 V DC, wiring diagnostics

4 safety digital inputs, 24 V DC, PROFIsafe
4 safety digital inputs, 24 V DC, PROFIsafe

4 safety digital inputs, 24 V DC, PROFIsafe
4 safety digital inputs, 24 V DC, PROFIsafe


2 digital outputs, 24 V DC, 0.5 A, PWM up to 40 kHz
2 digital outputs, 24 V DC, 0.5 A, PWM up to 40 kHz



4 digital outputs, 24 V DC, 0.5 A, NPN
4 digital outputs, 24 V DC, 0.5 A, NPN

4 digital outputs, 24 V DC, 0.5 A, ETS µs time stamp
4 digital outputs, 24 V DC, 0.5 A, ETS µs time stamp



8 digital outputs, 24 V DC, 0.5 A, NPN
8 digital outputs, 24 V DC, 0.5 A, NPN


8 digital outputs, 24 V DC, 0.5 A, wiring diagnostics
8 digital outputs, 24 V DC, 0.5 A, wiring diagnostics
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