Fred, sorry I'm on holidays at the moment away from all things modeling. Thought the relay output was a simple transistor ON switch that put Vcc across the relay coil but didn't actually try it.
Originally Posted by flarssen
And: "If set a value of 15.0 W OPP, the output power more than 15 W, the machine will automatically be cut off output, and report to the police."
I just received mine. Have you figured out more regarding the setting options? Is it possible to define if the relay shall be normally ON or OFF?