This is how PID works.... check your PIDTEMPBED settings
A real relay will
a) drive you batty with clicking
b) eventually due to sparking contacts it will one day fuse in one position.
a external mosfet driver on heat sink is a better option, there are several options now on the market
eg
[www.aliexpress.com]
or
[www.ebay.com]
A real relay will
a) drive you batty with clicking
b) eventually due to sparking contacts it will one day fuse in one position.
a external mosfet driver on heat sink is a better option, there are several options now on the market
eg
[www.aliexpress.com]
or
[www.ebay.com]