Mitsubishi Electric MELSEC iQ-R Series Programming Manual page 1945

Operation error
Error code Description
(SD0)
2820H There is no NULL code (00H) in the setting area specified by (s) in the device/label memory.
3405H The number of characters in the string input to (s) exceeds 16383.
3406H The entire string cannot be stored in the setting area specified by (d) in the device/label memory. (The number of required points is
insufficient.)
31 COMPARISON FUNCTIONS
31.2 Comparing Data
31
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