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Connection example when using the computer link function
<Independent communication>
Perform computer-inverter connection as follows to send operation frequency commands from the host
computer to inverter No. 3:
Host computer
nC3 No.00
"Given away": Only the inverter with the selected inverter number conducts data processing. All other
* : Use the terminal board to branch the cable.
(1)
Data is sent from the host computer.
(2)
Data from the computer is received at each inverter and the inverter numbers are checked.
(3)
The command is decoded and processed only by the inverter with the selected inverter number.
(4)
The selected inverter responds by sending the processing results, together with its own inverter
number, to the host computer.
(5)
As a result, only the selected inverter starts operating in accordance with the operation frequency
command by communicating independently.
*
*
nC3 No.01
nC3 No.02
inverters, even if they have received the data, give it away and stand by to receive the
next data.
F-67
～ ～
: Wiring
:Data (host ? INV)
:Response data (INV R host)
*
*
nC3 No.03
nC3 No.29
E6581595
nC3 No.30
6
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