... torque response and high performance at low frequency. Power range: Single phase 220V 0.7HP-3HP(0.4KW-2.2KW)Three ... AI 2 0~10V or 0~20mAProgrammable Open Collector Output: 1 terminal output(open collector or high speed pulse)Analogt Output ... Under Voltage, Overheat, Phase Failure,OverloadApplications: B502 series(Output frequency range is 0~400Hz) Textile machinery, Plastic machinery, Light industry, ...