Errors Specific To The Easy Sequence Function; Status ····································································································································5 - Hitachi SJ700-2 Series Instruction Manual

7.1 Errors Specific to the Easy Sequence Function

The table below lists the errors that are specific to the easy sequence function. For other errors in the
inverter, refer to the SJ700 Series Inverter Instruction Manual.
Error (causing
No.
inverter trip)
1 Invalid instruction
2 Nesting count error
3 Instruction error 1
4 User trip 0 to 9
*1 The asterisk (*) in the factor code represents an inverter status code. For details, refer to the SJ700-2
Series Inverter Instruction Manual.
Factor code
(*1)
The inverter assumes an error if the downloaded program includes an
invalid instruction code. This error is detected if the PRG terminal is
E43.*
turned on when the downloaded program has been destroyed or no
program has been downloaded.
The inverter assumes an error if subroutines, for statements, and/or next
E44.*
statements are nested in more than eight layers.
- The inverter assumes an error if the jump destination of a goto
statement is not the beginning of a nested for statement but preceded
by the end of a nested next statement.
- The inverter assumes an error if the variable "U (xx)" referenced via
another variable is not found.
E45.* - The inverter assumes an error if an arithmetic instruction results in
overflow or underflow, or causes a division by zero.
- The inverter assumes an error if a chg param instruction causes
reference to a nonexistent parameter, change of a parameter value
outside the setting limits, or updating of a parameter that cannot be
updated during inverter operation.
E50.* to
E59.*
Chapter 7 Errors and Troubleshooting
Description
7 - 1