Mitsubishi Electric MES3-255C-EN User Manual page 12

 RESET/SELECT switch
Item
RES.
SEL.
Caution
 CompactFlash memory card slot (server section)
Insert the dedicated CompactFlash memory card included in the package when the power is off.
Always operate the product with the CompactFlash memory card in the slot. If the CompactFlash memory card
is not in the slot, the product will not operate.
 Terminal block (power supply section)
Terminal
symbol
ERR Not used
FG Frame ground
LG Power filtering ground
L
Power supply 100 to 240 V AC
N
 Terminal block (CC-Link communication section)
Terminal
symbol
DA CC-Link communication line A
DB CC-Link communication line B
DG CC-Link communication line ground
SLD CC-Link communication line shield
NC Not used
Both ends of the shield line for CC-Link dedicated cable should be connected to "SLD" of the units.
Perform D-type (Type 3) grounding work dedicated for the "FG" terminal of each unit.
"SLD" and "FG" are connected together inside each unit.
 CC-Link station number setup switch (CC-Link communication section)
Set (Hold) the switch to 0.
(Note) It is set to 0 when shipped from the factory. Do not change the setting.
If it is set to any position other than 0, CC-Link communication cannot be conducted.
 CC-Link communication speed setup switch (CC-Link communication section)
Setting Communication speed
0 156 kbps
1 625 kbps
2 2.5 Mbps
3 5 Mbps
4 10 Mbps
5 to 9, A to F Prohibited
(Note 1) Set to the same communication speed all the CC-Link terminals connected to the product. If they operate
at different communication speeds, communication cannot be conducted.
(Note 2) The switch is set to 0 (communication speed = 156 kbps) when shipped from the factory.
 Terminal block (contact output section)
Terminal
symbol
0 to 9, A to F Contact relay output 0 to 9, A to F (100 to 240 V AC or 24 V DC)
COM Contact relay output common (common for output 0 to 9, A to F)
NC Not used
.3
Use to reset the product. After you set the switch to the "RES." position, hear
it click, and see all the LEDs except "POWER" on the power supply section
go off, return the switch to the central position.
Holding the switch to the "SEL." position during operation stops the
reading/writing of the memory card. Make sure to perform this procedure
before turning the product off or resetting it.
Before turning the product off or resetting it, make sure to hold the RESET/SELECT switch
to the "SEL." position and to see the "CF CARD" LED turn off.
If you turn the product off or reset it without performing this procedure, you may lose the
data saved in the memory card.
Function
Function
Function
Specifications
12