Description
* on-board AMS1117-3.3 chip
* the input voltage range of 4.75V-12V
* on-board power indicator light, indicate power is turned
* board size: 18.5 (mm) x10.5 (mm)
Description
5V 4-Channel Relay interface board
Optical isolation on each channel
Drive directly from Arduino etc.
High power relays for each channel: 250V 10A AC
Indication LED for each output
Module size: 70 x 53 x 20mm
5V Omron solid state relay 240V 2A, output with resistive fuse 240V 2A
Size: 24*32*21mm/0.94*1.25*0.82”
Input Power: 5V DC (160mA)
Input control signal voltage:
(0-2.5V state low relay OFF)
(3-5V state high relay ON)
01, on-board precision miniature voltage transformer
02, on-board high-precision op amp circuit, the signal to do accurate sampling and appropriate compensation function
03, the module can measure less than 250V AC voltage, corresponding toExportAnalog can be adjusted
04, PCB board size: 49.5 (mm) x19.4 (mm)
