*SEQUENTIALLY TEST ALL THE CHARACTERISTIC OF REALY*PI-L,PI-H, RTD, DO-H, D0-L SETTING ARE AVAILABLE*TEST THE OPERATING STATUS OF RELAY*CONTACT RESISTANCE :[0~99m]*COIL RESISTANCE : [0~200k]*TEST INTERVAL SETTING IS AVAILABLE*0.8~1sec~ : OK/ NG DECISON, DISPLAY THE VALUE*OPERATING STATUS LED, OK/NG LED*TEST MODE : AUTO/MANUAL*CAN BE USED AUTOMATIC TEST SYSTEM IN THE FA LINE