... inputs:Voltage,PT1000,Pressure,CO,CO2,ph,temperature ,humidity,current,etc.l Patented structure technology, easy to install battery ... simultaneously.Technical parameters Measuring accuracy+/-0.2%FSResolution of voltage input13 bits (8192 levels)Resolution of current input7900 ... inputLow potential-less contacts or the two-state voltage signalMinimum pulse duration at binary input500ms (shorter pulses ...