2-14
2-3-2 Controller unit
4:RUN
3:U-TERM
2:TERM
1:STOP
ONL
ERR
UROM
RUN
ALM
BAT
USB
LOADER
USER ROM CARD
SX-BUS
IN
OUT
No.
CPU
24V DC
+
-
FG
4) Data backup
battery
2) Key switch
3) CPU No. selection key switch
9) USB-miniB connector
8) Loader connector 7) Connector for user ROM
card (CF card)
6) Power supply
terminal block
(3 poles)
Version No.
1) Status indication
LED
Name plate
5) SX bus
connector
Seal of the occasion of next
battery replacement
2-3 Names and Functions