This device is a kind of DC current isolation transducer, adopts principle of electromagnetic isolation, can sample the DC current, and isolated output 0-5V, 0-20mA or 4-20mA standard signals, electrical isolation between input and output, and completely linear relationship between output signal and input signal. This product with high precision, rapid response, high voltage isolation, low temperature drift, wide working temperature range, easy for installation advantages, comply with international standards. Can widely used in real-time monitoring/monitoring of DC voltage signals, field data collection in computer scene, industrial control, PLC measurement and control, and a variety of automatic control system.
Test conditions: auxiliary power supply: +12V, room temperature: 25℃;
Input range: current 0~0~1mA~5A (input≥0.1A, need to connect a external diverter);
Output: 0-20mA DC, OC frequency signal output;
Accuracy: class 0.2, class 0.5 (adopts fiducial error);
Auxiliary power supply: 12VDC, 15VDC, 24VDC optional;
Temperature drift: class 0.2 = 200ppm/℃, class 0.5= 500ppm/℃;
Isolation voltage: 2500 V DC;
Load capacity: Load ≥2KΩ (voltage output)
Load≤300Ω(current output);
Response time: ≤15 mS;
Rated power consumption: voltage output≤400mW
Current output(4~20mA)≤800mW;
Output ripple: ≤10mV;
Frequency range: none ;
Surge impact immunity: Power port three–level 2000V (L-N/2Ω/ integrated wave)
Analog I /O port three-level 2000V (L-N/40Ω/integrated wave);