4-20mA Current Loop Transmitter XTR116U
#include <MCP4725.h>
MCP4725 dac(SDA, SCL);
void setup(void)
{
dac.begin();
Serial.begin(9600);
}
void loop(void)
{
float ampout;
for (float v = 80; v <= 400 ; v++)
{
float k=v/100;
dac.setVoltage(k);
ampout=map(v,80,400,40,200);
ampout=ampout/10;
Serial.println(ampout,1);delay(300);
v++;
}
}