Features • CNC Aluminum Housing: Built to withstand rigorous conditions, ensuring long-lasting performance and reliability in demanding environments • Advanced Sandblasted Finish: Features a colored conductive oxide finish that enhances durability and provides superior aesthetic appeal • Low Insertion Loss for Optimal Performance: Achieves an insertion loss of ≤1.0dB, ensuring efficient signal transfer for high-quality output • Versatile Usage Options: Ideal for signal source applications, valve regulation, output meter testing, LED testing, and analog transmitter tasks • User-Friendly Design with Polarity Protection: Easy to connect and operate, with built-in safeguards to prevent component damage from reversed power connections Features: 1、Knob , adjust output response fast, no delay. 2、The power port has polarity protection and will not damage components when the power is reversed. 3、Can be used for signal source, valve regulation, output meter test, LED test, analog transmitter. 4、To test whether the output is normal, you can use a multimeter to short the "4-20mA output" terminal. 5、Easy to use and convenient to connect wire with good performance. Specification: Item Type:Current Signal Generator Power Supply: DC 12V or 24V Current: 4-20mA Total Power: between1W Output Load Impedance: 0-350 Ohms (DC12V); 0-800 Ohms (DC 24V) PCB Board Size: 50 x 50mm / 1.97 x 1.97in Package List: 1 x 4~20mA Signal Generator Module 1 x Users Manual English Package List 1 x 4~20mA Signal Generator Module 1 x Users Manual English