Specifications:- Available ranges:- 4-20mA (10-50mA optional) Input type:- Two wire, loop powered Equivalent Input:- Impedance 525Ω on 4-20mA range, 210Ω on 10-50mA range Operational range:- 3.5-33mA. Over current protection:- 2.5 times rated span. Isolation voltage:- 500 V. Input Loop Indicator:- LED illuminates when loop is powered by proper polarity. Accuracy:- ± 0.10%span. Output type:- Two wire, loop powered Range:- 4 to 20mA (10-50mA optional). Compliance voltage:- 10 to 40VDC. Linearity:-