... -input mode 3,Digital show mode programmable PID control features:1,PID control2,Multi-input mode3,Digital ... programmable setting5,LED indicate the working state PID control,pid temperature control,PID controller specification:1,Measur accuracy:0. ... 0~5V thyristor output:zero-cross or phase-shift4,Insulation Resistance:1500VAC/1min5,Power consumption<10WPID control,pid temperature control,PID ...