Vacon 100 Safety Manual page 19

STO and SS1 safety functions
+
Thermistor
-
RO
STO1
STO2
SLAVE
POWER UNIT
Figure 5.STO principle with OPTBJ board and Vacon 100 control board MR12
24-hour support +358 (0)201 212 575 • Email: vacon@vacon.com
VACON 100 CONTROL UNIT
OPT-BJ board, slot E
Atex Safety
Function
Atex Safety
Function
Hardware Hardware
STO 1 STO 2
=
3~
Control board
MASTER
POWER UNIT
Hardware
STO 1
=
3~
vacon • 17
Hardware
STO 2
11654_uk
5