1、Digital PWM signal input controls analog 0-20MA current output 2、Support 0-3.3V/0-5V/0-10V voltage analog signal input control 0-20MA current output 3、The adjustable potentiometer on the board is used to match the different signal sources to correct the contrast relationship. 4、The 5V-OUT interface supports 50MA current externally and can be used by external circuits. 5、The module current output interface is directly shorted to the ground wire and will not be damaged Item Type: Conversion Module Maximum Supply Current Consumption: 35mA/24V The PWM Input Interface Supports Signal Level Types: TTL signal level, NPN-OC signal input. 24VVPP signal level input, PNP type PWM signal input is not supported by default. The PWM Signal Supports The Frequency Range: 50HZ~4KHZ. It is recommended to use between 1-2KHZ. The current accuracy of the module output: ±3%, temperature drift value: less than 3%. Maximum Support Output Internal Resistance: 200Ω. Size: Approx. 4.8 x 4.4 x 2cm / 1.9 x 1.7 x 0.8in, 4xM3 screw fixing holes 1 x Conversion Module