Yes, a zener instead of R13 should work. Or you choose R1 and R13 to divide the AC sense voltage by, say, three, e.g R1=33k and R13=10k.30vac
Yes, a zener instead of R13 should work. Or you choose R1 and R13 to divide the AC sense voltage by, say, three, e.g R1=33k and R13=10k.30vac