MTL5012S         1-ch, United Electric Controls SW        

MTL5014            1-ch, relay output, withslave/LFD        

MTL5015            2-ch, SS output, LFD, phreversal..     

MTL5017            2-ch, rly output, ph reversal,LFD        

MTL5018            开关量/NAMUR信号输入, 双通道