IDEC FC4A-C16R2

29: TROUBLESHOOTING
29-20 « FC4A MICROSMART USER’S MANUAL »
Troubleshooting Diagram 13
Are the input ON/OFF
voltage levels correct?
Call IDEC for assistance.
The interrupt/catch input
cannot receive short pulses.
END
YES
NO
Make sure of correct input voltage.
ON voltage: 15V DC minimum
OFF voltage: 5V DC maximum