As a rule for selection of R
NC/NO
and C
NC/NO
use:
R
NC/NO
: 0.5…1
Ω
per 1 V of switching voltage U
C
NC/NO
: 0.5…1 µF per 1 A of switching current I
Note: If the computer is powered down and after power-up the
common contacts (COM_x) are connected with the normally closed
contacts (NC_x).