Vacon 100 - Page 35

Thermistor function (ATEX) vacon • 33
24-hour support +358 (0)201 212 575 • Email: vacon@vacon.com
8
Figure 9. Thermistor function principle in Vacon 100 AC drive with the OPTBJ board, MR4-10
STO1
+
STO2
-
RO
=
3~
VACON 100 CONTROL UNIT
Control board
OPT-BJ board, slot E
POWER UNIT
Thermistor
Atex Safety
Function
Atex Safety
Function
Hardware
STO 1
Hardware
STO 2
11575A_uk