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Network Protocol Reference Section B-3
No response occurs:
In the cases below, the inverter ignores a query and returns no response.
• When receiving a broadcasting query
• When detecting a transmission error in reception of a query
• When the slave address set in the query is not equal to the slave address
of the inverter
• When a time interval between data elements constituting a message is
shorter than 3.5 characters
• When the data length of the query is invalid
• When broadcast message received.
Note Provide a timer in the master and make the master retransmit the same query
when no response is made within a preset time period after the preceding
query was sent.
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