Min frequency inverter SAPWM vector control Mini Frequency InverterProduct Characteristic:1,Control Mode: SAPWM vector control.2,0.00~400.00Hz Output frequency range:0.00~400HZ3, Instruction Passage Mode: Operator Panel , Terminal Control, Long-distance communication control.4, Frequency setting the signal :number keyboard , Analog setting ( current , voltage signal ). Long-distance setting , ...