1、1. This module can convert 0-100% PWM digital signal into analog signal. 2、2. The input digital signal can be a 0-100% PWM signal of 3.3V level. 3、3. The output analog signal can be 0-5V voltage. 4、4. Widely used in signal interface switching of PLC, single chip or other industrial control board. 5、5. The power supply has reverse polarity protection function. Features: 1. This module can convert 0-100% PWM digital signal into analog signal. 2. The input digital signal can be a 0-100% PWM signal of 3.3V level. 4. Widely used in signal interface switching of PLC, single chip or other industrial control board. 5. The power supply has reverse polarity protection function. Specification: 1. Model: 3.3P-5V 2. PWM Signal Receive Frequency Range: 100HZ-3KHZ (1-3KHZ is recommended) 3. Insert the jump pin at 5V After power-on, when there is no input signal, the output is 0V 6. Output Power: About 10MA 7. Mounting Method: 4 * M3 screw hole Port: 1. DIN+: Positive of PWM signal (For common cathode, connect it to PWM signal; For common anode, connect it to 3.3V of signal terminal) 2. DIN-: Negative of PWM signal (For common cathode, connect it to GND; For common anode, connect it to PWM signal) 3. 12-30V: Positive of power supply 4. GND: Ground of power supply 5. GND: Ground of power supply. It is connected to ground of power supply Package List: 1 * Digital-Analog PLC Module