Description of Channel Optocoupler Isolation Isolated Detection
3-Channel Optocoupler Isolation Module AC 220V Testing Module No PCB Holder . Function: test whether AC 220V is existed;when there is 220V,optocoupler can be conductive to ground;otherwise,it is not conductive. Output High/Low Level:can directly connect with SCM IO interface to test,voltage is 3-5V. Adaptive to connect with PLC,compatible to almost all PLC input. SHOP WITH CONFIDENCE: To Provide You With the Highest Quality Service, If You Have Any Question, Please Feel Free to Contact Us.We Will Provide After-sales Service Until You Are Satisfied.