That might be true. The producer of the relays offers a range of different plug-in modules with a indicator LED and different types of EMI protections. I choose the one with a varistor. Can that do the same job as a fly-back diode?
That might be true. The producer of the relays offers a range of different plug-in modules with a indicator LED and different types of EMI protections. I choose the one with a varistor. Can that do the same job as a fly-back diode?