SMC Networks EX245-SPN1 Operation Manual page 38

Following figure shows the block diagram of the EX245-SPN2
Push Pull connector ( 24 Volt )
24 V ( US 1 ) ①
0 V ( US 1 ) ②
Power 24 V ( US 2 ) ③
0 V ( US 2 ) ④
(XD1)
FE ⑤
Push Pull connector ( 24 Volt )
24 V ( US 1 ) ①
0 V ( US 1 ) ②
Power 24 V ( US 2 ) ③
(XD2) 0 V ( US 2 ) ④
FE ⑤
Push Pull connector ( RJ 45 )
TD + ①
Bus
TD - ②
Port 1 ( XF1 )
RD + ③
MDI
RD - ⑥
Push Pull connector ( RJ 45 )
RD + ①
Bus
RD -
②
Port 2 ( XF2 )
③
TD +
MDI-X
⑥
TD -
24 V ( US 1 )
0 V ( US 1 )
Module
24 V ( US 2 )
interface
0 V ( US 2 )
FE
Bus
DC / DC
Pules
transformer
ERTEC 200
Pules
transformer
Fig. 6-5 Block diagram of the EX245-SPN2
-38-
1
2
3
・ ・
Short circuit
・ ・
・ ・
protection
・ ・
34
µ P
・ ・ ・ ・
Output circuit /
Bus interface
No.EX##-OMU0020-A
Solenoid valve
interface
0 V ( US 2 )
0 V ( US 2 )
OUT [ 0 ]
OUT [ 31 ]