Features : Increase the power supply anti-reverse function,The use of opto isolated input and output enhanced anti-jamming capability and consumption.,The last setting parameters can be memorized after power off.,A signal terminal voltage signal can be maintained fo
Features : Board dimension 3.5cm * 1.5cm, have installation hole.,Including Power LED and working status (Digital output AO) LED,LM393 Volt compactor for digital output
Size: 75mm (length) x 55mm (w) x 19.3mm (height) Weight: 58g Pcb color: blue board four weeks with four screw holes, hole diameter 3.1mm, easy to install and fixed 4-channel relay control board module with an optocoupler, 4-way relay module for...