Product Introduction:
1.Adopt optocoupler
2.Limit Conversion Frequency: 20KHz
3.Appearance Size: 85*98*18mm
4.Applications:
For signal isolation; MCUs and PLCs level conversion of signals; transform PNP, NPN singal into PNP signal;signal level voltage convert

Note: The PCB color of the board has been changed from Green to Blue as followings since April 12th, 2023.

Pin Definition:
1) 1+:the first channel signal input positive
2) 1-:the first channel signal input negative
3) 2+:the second channel signal input positive
4) 2-:the second channel signal input negative
5) 3+:the third channel signal input positive
6) 3-:the third channel signal input negative
7) 4+:the fourth channel signal input positive
8) 4-:the fourth channel signal input negative
9) 5+:the fifth channel signal input positive
10) 5-:the fifth channel signal input negative
11) 6+:the sixth channel signal input positive
12) 6-:the sixth channel signal input negative
13) 7+:the seventh channel signal input positive
14) 7-:the seventh channel signal input negative
15) 8+:the eighth channel signal input positive
16) 8-:the eighth channel signal input negative
17) VCC:DC power supply positive
18) GND:DC power supply negative
19) O1:the first channel signal output
20) O2:the second channel signal output
21) O3:the third channel signal output
22) O4:the fourth channel signal output
23) O5:the fifth channel signal output
24) O6:the sixth channel signal output29
25) O7:the seventh channel signal output
26) O8:the eighth channel signal output