N4DAC02 DC 12V 2CH DAC PWM Module RS485 Voltage Analog Converter Modbus RTU Board 2-Channel Voltage Signal Generator.
Product selling points: 1: Widely used 2: Easy to use and understand, 3: The green board is more eye-catching 4: Voltage resolution 0.01V, output accuracy 1%; if the error is greater than 1%, it can be calibrated 5: In MODBUS command mode, up to 247 devices can be connected in parallel describe: 1: Working voltage: DC 12 (DC 12-25V), a small ripple power supply is recommended 2: Working current: 12-13MA 3: MODBUS RTU command support 03 06 function code 4: CH1 (O1) output voltage 0-5V, maximum output current 20MA. 1-5V accuracy is 1%, <1V has 50HZ/40MV ripple. The output voltage of CH2 (O2) is 0-10V, and the maximum output current is 20MA. 2-10V accuracy is 1%, <2V has 50HZ/80MV ripple. 5: Voltage resolution 0.01V, output accuracy 1%; if the error is greater than 1%, you can calibrate 6: MODBUS commands can be made into serial port super terminal (serial port assistant) or PLC input; 7: In MODBUS command mode, up to 247 devices can be connected in parallel 8: Size: 45*35*15mm 9: Weight: 19g This is a low-cost digital-to-analog conversion module based on the PWM+ADC solution. Channel 1 (O1) has 1% accuracy at 1-5V, <1V has 50HZ/40MV ripple, Channel 2 (O2) has 1% accuracy at 2-10V, and <2V has 50HZ/80MV ripple. The minimum output voltage of channel 1 (O1) is 0.05V, and the minimum output voltage of channel 2 (O2) is 0.1V 3 There is a 10-20MS high pulse at the moment of power-on application 4-20MA/0-20MA sensor Current and voltage signal transmission Automation Industrial PLC Smart home, home automation; recognition system; RS485 remote monitoring; Multimeter voltmeter Checklist 1* N4DAC02 12-25V 2 channel PWM DAC RS485 module