Mitsubishi MELFA RV-12SD, Standard Specifications Manual

Page: 106 / 168

3-95 Parallel I/O unit
3 Controller
Fig.3-41 ： Connection method of expansion parallel I/O unit （CR2DA-700）
＜CN100＞
＜CN300＞
＜CN100＞
＜CN300＞
FG
FG
RIO1
Ferrite core
Ferrite core
Controller rear
*1)
Within 100mm
NETcable-1
cable
Note)
RIO1 connector
*1)
Within 100mm
DCIN
connector
DCcable-2
cable
RIO2 connector RIO1 connector
NETcable-1
cable
Note)
DCIN
connector
DCcable-2
cable
R-TM
terminator
RIO2 connector
Station No. setting
1 . . . 6
Parallel I/O unit
1 . . . 6
Station No. setting
7
Parallel I/O unit 7
Front
RIO1 connector
RIO2 connector
DCIN connector
FG
*2)
20～30mm
Metal braid section
Sheath Sheath
*2) Grounding terminal
Peel the sheath in the position about 200-300mm
from the connector end of the cable, so you can
install and remove the cover.
*Don't damage the shield line.
I/O unit the bottom
Connecta layout
Connect the NET cable-1 to the RIO connector on the back of the controller. Each unit is connected to from a
daisy chain.
Always install a terminator (R-TM) to the last unit.
Note) Use a shield cable for NET cable-1 as a measure against noise.
Always connect the shield to FG. Install the attached ferrite core in both ends.
The unit could malfunction because of noise if the shield cable is not used.
<CR2DA-700>
*1) Install the ferrite core in within
100mm from each connector.