... products, More than 80% of our products are exported to the oversea markets, mainly like: America, Europe countries, Australia ... yellow / green LEDCPU8-bit processorMemory64KB flash ROMCOM portCOM1: PC RS232 & PLC RS485/422 & PLC RS232Real-time clockOptionalFunction key20 keys, customizable( ... AC (1 min)Isolation resistanceExceed 10M at 500V DCVibration endurance10 to 25 Hz(x, y, z direction, 2G, 30 ...