Panasonic ST4 Series Instruction Manual page 34

Wiring
<Controller ST4-C11>
● In case of PNP output
24V
A1
Receiver side
Ui
Emitter side
A2
0V
● In case of NPN output
24V
A1
Receiver side
Ui
Emitter side
A2
0V
<Reference>
KA and KB are the external devices (forced guided relay or magnetic contactor).
34
Output polarity
selection switch
PNP
Main circuit
NPN
Output polarity
selection switch
PNP
Main circuit
NPN
© Panasonic Industrial Devices SUNX Co., Ltd. 2016
Reset
KA
KB
X1 X2 X3
T1
Emission halt input
Reset
KA
KB
X1 X2 X3
T1
Emission halt input
AUX IU+ IU- IL+ IL-
T2 OSSD1 OSSD2
KA KB
AUX IU+ IU- IL+ IL-
T2 OSSD1 OSSD2
KA KB
0V
24V