How To Clean Up Rosin Press Platens?
Isopropyl Alcohol 91% will work just fine, be sure to protect your hands with a bit as the steam can burn your skin. I recommend cleaning the platens about 10 minutes after you have powered off your control box so they have a little time to cool down. To clean up cold platens, set the platens to 120F and it should wipe off quickly once heated.
Tips: please don't clean the nameplate with alcohol.
For the PID modules, the instructions that Roger provided are all that is needed to operate the control box, simply change your desired set-point temperature whenever your device is, usually it will respond to your desired temperature in under 5 minutes.