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EN-11
Sinking/Sourcing Mode (NPN/PNP Selection)
The input terminal logic can be switched over between sinking mode (0-V common, NPN) and
sourcing mode (+24V common, PNP) by using the jumper CN5. An external power supply is also
supported, providing more freedom in signal input methods.
Table 3 Sinking / Sourcing Mode and Input Signals
I
n
t
erna
l
P
ower
S
ource -
Si
n
ki
ng
M
o
d
e
(NPN)
E
x
t
erna
l
P
ower
S
ource -
Si
n
ki
ng
M
o
d
e
(NPN)
External +24 V
I
n
t
erna
l
P
ower
S
ource -
S
ourc
i
ng
M
o
d
e
(PNP)
E
x
t
erna
l
P
ower
S
ource -
S
ourc
i
ng
M
o
d
e
(PNP)
External +24 V