Electrical connection
Leuze electronic RSL 430 75
PNP/NPN changeover
The PNP/NPN changeover for signal inputs F1…F10, RES1, RES2 is performed via a jumper on the con-
nection unit. The reference potential for the signal inputs is set via the jumper:
• P: reference potential +24V
• N: reference potential 0V (GND)
1 Jumper
2 Connection unit
Fig.8.5: Jumper for PNP/NPN changeover
NOTICE
PNP/NPN changeover occurs simultaneously for signals F1…F10, RES1, RES2.
8.4 Circuit diagram example
* Spark extinction circuit, suitable spark extinction provided
Fig.8.6: RSL430 with MSI-SR4B safety relay