Velleman VM122 Mode D'emploi page 8

Usage and connection
VM122
GND
VCOM
8
VA
VB
+V
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
+
K8056 / VM129
0
RS232
IN
0
V Out
+12V
0
1
0
2
0
3
0
4
0
5
0
6
0
7
0
Figure 2.0
8