Resistivity Meter Input:0.01-400Ohm,0~50K Ohm Accuracy:0.3% data/peak value ... or 4-20mA. DR series Resistivity Meter (0.01-100 Ohm)Features: 1, Input: 0.01-400Ω, 0--50KΩ, others set by user ... .g fuction, 20 segments non-linearity input, when input 0-5k RTD, it can act as electrical ruler.3, Output: 4 ...