... application.Automatically identify the type of impact devices.LCD display of 128×32 matrix is used.Hardness scales(HV ,HB,HRC ... , HRA, HV, HSMemoryData memory: 48~600 groups (impact times: 32~1)Measuring rangeHLD ( 170~960 ) HLDStandard Impact DeviceDOptional Impact DevicesDC ... timeapprox.100 h (without back light on)DisplayLCD,128×32 matrix LCDOperating temperature-10°C~40°CHumidity≤90%Dimensions145×62 ...