Mitsubishi Electric FR-E700 Instruction Manual page 405

Parameter
● Sum check code
The sum check code is 2-digit ASCII (hexadecimal) representing the lower 1 byte (8 bits) of the
sum (binary) derived from the checked ASCII data.
Fig. 6-127: Sum check code (examples)
When Pr. 123 "Waiting time setting"
"waiting time" in the data format. (The number of characters decreases by 1.)
FR-E700 SC EC/ENE
Example 1
Station
ENQ
number
Computer
Inverter
ASCII Code
Example 2
Station
STX
number
Inverter
Computer
ASCII-Code
Communication operation and setting
Instruction
Data
code
Data read ETX
"9999", create the communication request data without
Binary
Sum code
check
code
Binary
code
Sum
check
code
I000039C
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