The Hardware
2.6.5
Layout of the MELSEC FX
RUN/STOP switch
Operating status LEDs
2nd interface
for CNV adapter
Cover
Memory cassette
(optional)
Memory cassette slot
Terminals for
digital inputs
Terminals for
digital outputs
2.6.6
Layout of the MELSEC FX
Connectors für memory
cassette, display module,
and expansion board
2 analog potentiometers
RUN/STOP switch
Option battery holder
Programming port: RS-422
Programming port: USB
Flip cover for programming
port, potentiometer and
Run/Stop switch
Cover for the left expansion
connector
Training Manual GX IEC Developer
base units
2NC
MITS UBISH I
MELSE C
RUN
POWER
FX -16M R-T-D S
RUN
2NC
BATT
ERROR
Y0
X0
STOP
1
1
2
2
3
3
Y4
X4
5
5
6
6
7
7
base units
3G
Controller Design
Protective cover
Memory battery
Battery
compartment
Extension bus
(on side)
Protective cover
for expansion bus
LEDs for indicating
the output status
LEDs for indicating
the input status
Connector for
terminal strips
Terminal cover
Protective cover
Input terminals
Input indicator LEDs
Operation status
indicator LEDs
Expansion bus
connector cover
LEDs for indicating
the output status
Input terminals
Protective cover
Terminal cover
Cover for the right expansion
connector and the optional
battery
2 - 11