Smart Home Automation Forum
INCREMENTAL ENCODER - Printable Version

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+--- Thread: INCREMENTAL ENCODER (/showthread.php?tid=9446)



INCREMENTAL ENCODER - fabuena - 06-08-2026

Hello, 
I want to connect a CALT GHW38 incremental encoder with a built-in measuring wheel to my KC 868-A8 in the simplest way possible. 
Should I get an NPN, PNP, or 5V line driver encoder? 
Dispositivo de Medición de Longitud CALT GHW38, Codificador Rotatorio con Salida de Pulso, con Rueda Antideslizante de 200 mm/300 mm de Circunferencia - AliExpress

Which inputs do I connect signals A and B to?

Thanks


RE: INCREMENTAL ENCODER - admin - 06-08-2026

KC868-A8 digital input: 0V=true 12V=false.


RE: INCREMENTAL ENCODER - fabuena - 06-09-2026

(06-08-2026, 11:02 PM)admin Wrote: KC868-A8 digital input: 0V=true  12V=false.

Thank you very much!
So I must buy a NPN encoder, right?


RE: INCREMENTAL ENCODER - admin - 06-09-2026

yes, chose NPN type.