Mitsumi electronic 55K, FR-F520-0.75K Response time, = Data sending time s, Number of Bits

Models: FR-F520-0.75K 55K

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PARAMETERS

5)Waiting time

Specify the waiting time between the receipt of data at the inverter from the computer and the transmission of reply data. Set the waiting time in accordance with the response time of the computer between 0 and 150ms in 10ms increments (e.g. 1 = 10ms, 2 = 20ms).

Computer

 

Inverter data processing time

 

 

 

 

= waiting time

+ data check time

Inverter

 

(set value10ms)

(12ms)

Inverter

Computer

Note: If the Pr. 123 "waiting time setting" value is not 9999, create the communication request data with no "waiting time" in the data format. (The number of characters is decremented by 1.)

6) Response time

Data sending time

(refer to the following calculation expression)

Inverter data processing time = waiting time + data check time

(set value 10ms) (12ms)

Computer

Inverter

STX

ACK

ENQ

Inverter

10ms or

10ms or

 

 

Computer

 

more required

more required

Data sending time

(refer to the following calculation expression)

Data sending time

(refer to the following calculation expression)

 

 

 

 

Inverter data processing time = waiting time + data check time

 

 

 

 

 

 

 

 

Computer

 

 

 

 

 

 

 

 

(set value 10ms) (12ms)

 

 

 

 

 

 

 

 

 

 

Inverter

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ENQ

 

 

Inverter

 

 

 

 

 

 

10ms or

 

 

 

 

 

 

 

 

Computer

 

 

 

 

 

 

more required

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Data sending time

(refer to the following calculation expression)

[Data sending time calculation expression]

 

 

 

 

 

 

1

 

 

Number of data characters

Communication specification

 

4

 

 

 

 

(Total number of bits)

= Data sending time (s)

Communication speed

(Refer to page 111)

 

(bps)

 

 

(See below)

 

 

 

 

 

 

 

 

 

Communication specification

 

 

 

 

 

 

 

Name

 

 

Number of Bits

 

 

 

 

 

Stop bit length

1 bit

 

 

 

 

 

2 bits

 

 

 

 

 

 

 

 

 

 

 

 

 

Data length

7 bits

 

 

 

 

 

8 bits

 

 

 

 

 

 

 

 

 

 

 

 

 

Parity check

Yes

1 bit

 

 

 

 

 

No

0 bits

 

 

 

 

 

 

 

 

 

 

In addition to the bits in the above table, 1 bit is required for the start bit.

Minimum total number of bits ... 9 bits

Maximum total number of bits ... 12 bits

113

Page 126
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Mitsumi electronic 55K, FR-F520-0.75K instruction manual Response time, = Data sending time s, Number of Bits