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INSTALLATION
9
2.6 Connection of Several Inverters
Factory Automation can be applied to several inverters which share a link system as CC-Link remote device stations and are
controlled and monitored by PLC user programs.
DA
DB
DG
SLD
FG
FR-E5NC
DA
DB
DG
SLD
FG
DA
DB
DG
SLD
FG
Master module
Shielded twisted
cable
Shielded twisted
cable
FR-E5NC
T
ermination
resistor*
Termination
resistor*
*
Use the termination resistors supplied with the PLC.
1) Maximum number of units connected to one master station
42 units (when only inverters are connected)
If any other units are included, the number of stations
occupied depends on the unit and therefore the following
conditions must be satisfied:
{(1
×
a) + (2
×
b) + (3
×
c) + (4
×
d)}
≤
64
a: Number of units occupying 1 station
b: Number of units occupying 2 stations
c: Number of units occupying 3 stations
d: Number of units occupying 4 stations
{(16
×
A) + (54
×
B) + (88
×
C)}
≤
2304
A: Number of remote I/O stations
≤
64
B: Number of remote device stations
≤
42
C: Number of local stations
≤
26