212
Communication operation and setting
(2) PU connector communication system configuration
z
Connection of a computer to the inverter (1:1 connection)
z
Combination of a computer and multiple inverters (1:n connection)
∗
The inverters may be affected by reflection depending on the transmission speed or transmission distance. If this reflection hinders communication, provide a
terminating resistor. If the PU connector is used to make a connection, use a distributor since a terminating resistor cannot be fitted. Connect the terminating
resistor to only the inverter remotest from the computer. (Terminating resistor: 100
Ω
)
REMARKS
Refer to the following when fabricating the cable on the user side.
Examples of product available on the market (as of October 2008)
Product
Type
Maker
1)
Communication cable
SGLPEV-T (Cat5e/300m)
24AWG
×
4P
∗1
Mitsubishi Cable Industries, Ltd.
2)
RJ-45 connector
5-554720-3
Tyco Electronics Corporation
∗1
Do not use pins No. 2, 8 of the communication cable.
PU
connector
Inverter
Station 0
Computer
RS-485
interface/terminals
Communication cable 1)
PU
connector
Inverter
FR-PU07
Communication cable 1)
PU
connector
Inverter
Station 0
Computer
Communication cable 1)
RS-232C
connector
RS-232C RS-485
converter
RS-232C
cable
Maximum
15m
RJ-45 connector 2)
RJ-45
connector 2)
RJ-45
connector 2)
Computer
Terminating resistor *
RS-232C
Connector
RS-232C
cable
Maximum
15m
Inverter
Station 0
Computer
Terminating resistor *
PU
connector
PU
connector
PU
connector
PU
connector
PU
connector
PU
connector
Communication cable 1)
Distributor
Distributor
Inverter
Station 1
Inverter
Station n
(max. 32 inverters)
Inverter
Station 1
Inverter
Station 2
Inverter
Station n
Communication cable 1)
RS-485
interface/terminals
RS-232C RS-485
converter
RJ-45 connector 2)
RJ-45 connector 2)
Summary of Contents for FR-E710W-0.1K
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