Delta Electronics AC Motor Drive VFD-EL User Manual page 26

Figure 3 Wiring for NPN mode and PNP mode
A. NPN mode without external power
B. NPN mode with external power
C. PNP mode without external power
Revision August 2008, 2ELE, V1.02
NPN
PNP
Factory
setting
+
NPN 24
Vdc
-
PNP
Factory
setting
NPN
Sw1
PNP
Factory
setting
Chapter 2 Installation and Wiring|
2-5