... PLC incorporates a wide range of CPUs, expansions, various accessories and software, specially designed for GSM/GPRS wireless systems ... Hence, it can directly work with humidity sensors, water level sensor, pressure transducers, flow sensors, smoke, gas, motion, shock ... on/ off-delays, pulse relay ,counters ,Watchdog function ,PI controller etc..Ø Logic functions-AND, OR, NOT, XOR……Ø Standard configure ...