KmeterISO vs Kmeter

[davelondon]

What's the difference between the KmeterISO and the Kmeter units?

https://docs.m5stack.com/en/unit/KMeterISO Unit

https://docs.m5stack.com/en/unit/kmeter

[teastain]

@davelondon The ISO unit is electrically isolated. The thermocouple converter is isolated from the Unit and your M5Stack controller by a SPI isolation chip.
see schematic:
https://docs.m5stack.com/en/unit/KMeterISO Unit

The standard Kmeter is not.
-Terry