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8
TROUBLESHOOTING
8.8 When the Preset Cannot be Executed
8.8.1 When the preset cannot be executed by the preset command (Y04)
8 - 8
1
OVERVIEW
2
SYSTEM
CONFIGURATION
3
SPECIFICATIONS
4
PROCEDURES AND
SETTINGS BEFORE
OPERATION
5
FUNCTIONS
6
UTILITY PACKAGE (GX
Configurator-CT)
7
PROGRAMMING
8
TROUBLESHOOTING
8.8 When the Preset Cannot be Executed
8.8.1 When the preset cannot be executed by the preset command
(Y04)
8.8.2 When the preset cannot be executed by the preset input terminal
(PRST)
Table 8.14 When the preset cannot be executed by the preset command (Y04)
Check item Action Reference
Is the ON and OFF time of the preset command
(Y04) 2ms or longer?
Set the ON and OFF time 2ms or longer.
Section 3.3
Is the external preset request detection (X08)
ON?
Turn ON the external preset request detection
reset command (Y08), and reset (OFF) the
external preset request detection (X08).
At the time, set the ON and OFF time of the
external preset request detection reset command
(Y08) 2ms or longer.
Table 8.15 When the preset cannot be executed by the preset input terminal (PRST)
Check item Action Reference
Is the external wiring of the preset input terminal
(PRST) correct?
Check the external wiring and correct the error. Section 3.5
Is the interval after changing the preset value
setting (Un\G4 and 5) until turning ON the preset
input terminal (PRST) 2ms or longer?
Set the interval 2ms or longer. Section 3.4
Is the external preset request detection (X08)
ON?
Turn ON the external preset request detection
reset command (Y08), and reset (OFF) the
external preset request detection (X08).
At the time, set the ON and OFF time of the
external preset request detection reset command
(Y08) longer than 2ms.
Section 3.3