Mitsubishi Electric fr-e700 series, Инструкция по эксплуатации

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Parameter Communication operation and setting
FR-E700 SC EC/ENE 6 - 253
●
Response time
Formula for data sending time:
햲
The communication specifications are listed in the table below:
The data check time related to different functions is shown in the table below:
I001327E
Fig. 6-128: Response time
Data
sending time [s]
=
1
´
Number of data
characters
(refer to page 6-247)
´
Communications specifications
(total number of bits)
햲
Communication
speed
(Baudrate)
Name Number of Bits
Stop bit length 1 bit
2 bits
Data length 7 bit
8 bits
Parity check Yes 1 bit
No 0 bits
Tab. 6-76: Communication specifications
NOTES In addition to the above, 1 start bit is necessary.
Minimum number of total bits: 9 bits. Maximum number of total bits: 12 bits.
Function Data Check Time
Various monitors, run command, frequency setting (RAM) < 12 ms
Parameter read/write, frequency setting (E²PROM) < 30 ms
Parameter clear/all clear < 5 s
Reset command — (no answer)
Tab. 6-77: Data check time
Computer
Data flow
Inverter
Inverter
Data flow
Computer
Data sending time (Refer to the following formula)
Inverter data processing time = Waiting time + Data check time
(setting 10ms) (Depends on the instruction code
(refer to Tab. 6-77))
Time
Data sending time (Refer to the following formula)
10ms or more necessary