14: T
ROUBLESHOOTING
14-16
S
MART
AXIS P
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ITE
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ANUAL
FT9Y-B1378
Troubleshooting Diagram 8
*1 See "Watchdog Timer Setting" on page 5-66.
Troubleshooting Diagram 9
YES
NO
Did you create a program
where the scan time exceeds the time
configured for the watchdog
timer?
*1
NOP instruction can reset the watchdog timer.
Insert a NOP instruction into the ladder diagram
so the time configured for the watchdog timer is
not exceeded. For FBD, the watchdog timer
cannot be reset in the program.
Call IDEC for assistance.
Watchdog timer error occurs and
the SmartAXIS does not run.
Are the input ON/OFF
voltage levels correct?
Call IDEC for assistance.
The interrupt/catch input
cannot receive short pulses.
END
YES
NO
Make sure of correct input voltage.
ON voltage:
15V DC minimum
OFF voltage:
5V DC maximum
Summary of Contents for SmartAXIS FT9Z-1A01
Page 1: ...FT9Y B1378 7...
Page 10: ...TABLE OF CONTENTS Preface 9 SMARTAXIS PRO LITE USER S MANUAL FT9Y B1378...
Page 212: ...7 DEVICE ADDRESSES 7 16 SMARTAXIS PRO LITE USER S MANUAL FT9Y B1378...
Page 230: ...8 INSTRUCTIONS FUNCTION BLOCKS REFERENCE 8 18 SMARTAXIS PRO LITE USER S MANUAL FT9Y B1378...
Page 344: ...13 SCRIPTS 13 36 SMARTAXIS PRO LITE USER S MANUAL FT9Y B1378...
Page 386: ...APPENDIX Appendix 16 SMARTAXIS PRO LITE USER S MANUAL FT9Y B1378 Japanese Font JIS X0201...
Page 393: ......