Festo CPX - Page 153

A. Technical appendix
A−9
Festo P.BE−CPX−SYS−EN en 0902e
Pin *)
Pin *)
Pin *)
AC
DC
R
L1
V
L1
R
L2
V
L2
R
I1
R
I2
R
L0
V
L2
+V
L1
0V
V
OUT/V A L
I
1
I
2
I
0
Power supply
Terminal
Equivalent circuit diagram
L
V
B
1
2
3
I
1
I
2
I
1
: Electronics/sensors
I
2
: outputs/valves
*)
See Tab.3/4 for pin allocation
1 Line resistance (outgoing) R
L1
+ R
L2
2 Line resistance (returning) R
L0
3 L = distance (cable length)
Fig.A/1: Equivalent circuit diagram for power supply