Hello @bowie1304 and welcome to the forum!
You may look here: Multi-point PID calibration, or here: Multiple PID values for different target temperatures - #3 by theophile or just search this forum for Multiple PID
Hello @bowie1304 and welcome to the forum!
You may look here: Multi-point PID calibration, or here: Multiple PID values for different target temperatures - #3 by theophile or just search this forum for Multiple PID