E65807
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1. Overview
By using RS485 Converter Unit, a network can be constructed that allows communication between a
host computer and multiple inverter units. A maximum of 32 Option Units can be connected on the
same network. And two inverters can be connected to one RS485 Converter Unit. A maximum of 64
inverters can be connected on the same network.
2. Communication specifications
Item
Specifications
Interface
Conforming to EIA RS485 standard
Configuration
4-wire, bus type (terminating resistor is necessary at each
end of system)
Communication Distance
1,000m maximum
Connection Points
32 units maximum
Number of ASDs per one Option Unit
2 units maximum
Number of ASDs on the Same Network
64 units maximum
Communication Line Isolation
Not isolated
Synchronization Method
Start-stop synchronization
Communication Speed
1200/2400/4800/9600 baud selectable (parameter and
switch selection)
Other
Please be sure to add a parity bit.
(This product does not fit to none parity bit. )
RS485
Converter Unit
Inverter
Host computer
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