Technote #8 - Revisions to Industrial Control Panel Trainer to make way for HMI and other improvements.

As of February 7, 2018, the heater, thermocouple, and thermocouple to 4-20mA adapter has been removed all Industrial Control Panel Trainers.  This has been done to make room for new features including an optional HMI.  See lesson on varying the fan speed based off of a current loop which takes place of the heater lessons.