Festo 03 - A.3 EXAMPLES OF CIRCUITRY

A.3 EXAMPLES OF CIRCUITRY
Operating voltage connection (type 03)
Pin
assignment
Circuitry
examples
and internal
structure
(type 03)
Fig. A/4a: Circuitry example: operating voltage connection (type 03)
2: 24 V supply
outputs/valves
230 V
Power unit
(e.g. central voltage supply)
AC
DC
24 V
24 V ± 10 %
0 V
2 A
*)
3.15 A
PE
Potential compensation
*) Operating voltage can be switched off separately
Operating voltage
connection on the
node of valve
terminal type 03
Valves (must be
fused externally)
Electrical
inputs/sensors
(fused
internally)
Electrical outputs
24 V electronic
components
(fused internally)
3: 0 V
4: Earth connection
1: 24 V supply
to electronic
components
VIFB6- 03/05 Appendix A
9809c A-11