High Accuracy Current Signal Generator 4-20mA 2 Wire Transducer Electrical Measuring Device 1. Generate Control Voltage and Current: This generator can use 4-20mA to generate voltage and control current in the circuit2. High accuracy with LCD: accuracy up to 0.01, comes with LCD display, support rotary encoder adjustment, two terminals no polarity3. Settable output range: the output range can be set, 4-20mA (device control) or 21mA (signal debugging)4. Convenient Checking: The display mode can be set to view the values easily, brings great convenience to work5. Calibrated output: the linear output can be calibrated, the actual output can be consistent with the customer's equipment display Specification: Item type: Current signal generator Supply voltage: 15-30V Output range: 4-20MAT Display mode: actual current, percent, Hz Sampling resistance: less than 500 Omega; Output Accuracy: 0.5% Display Accuracy: 0.01 Hole Hole Size: Approx. 77 x 40mm / 3.03 x 1.57in Package List: 1 x Current Signal Generator 1 x User Manual