13: T
ROUBLESHOOTING
13-14
FC6A S
ERIES
M
ICRO
S
MART
A
LL
-
IN
-O
NE
T
YPE
U
SER
’
S
M
ANUAL
FC9Y-B1722
Troubleshooting Diagram 7
*1 See "Watchdog Timer Setting" on page 5-52.
Troubleshooting Diagram 8
YES
NO
Did you create a program
where the scan time exceeds the time
configured for the watchdog
timer?
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.
Call IDEC for assistance.
Watchdog timer error occurs and
the user program 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 FC6A series
Page 1: ...B 1722 2 FC6A SERIES All in One Type User s Manual ...
Page 10: ...TABLE OF CONTENTS Preface 9 FC6A SERIES MICROSMART ALL IN ONE TYPE USER S MANUAL FC9Y B1722 ...
Page 28: ...1 GENERAL INFORMATION 1 18 FC6A SERIES MICROSMART ALL IN ONE TYPE USER S MANUAL FC9Y B1722 ...
Page 286: ...6 DEVICES 6 32 FC6A SERIES MICROSMART ALL IN ONE TYPE USER S MANUAL FC9Y B1722 ...
Page 334: ...7 HMI FUNCTION 7 48 FC6A SERIES MICROSMART ALL IN ONE TYPE USER S MANUAL FC9Y B1722 ...
Page 340: ...8 INSTRUCTIONS REFERENCE 8 6 FC6A SERIES MICROSMART ALL IN ONE TYPE USER S MANUAL FC9Y B1722 ...
Page 360: ...9 FUNCTIONAL MODULES 9 20 FC6A SERIES MICROSMART ALL IN ONE TYPE USER S MANUAL FC9Y B1722 ...
Page 368: ...10 ANALOG CARTRIDGE 10 8 FC6A SERIES MICROSMART ALL IN ONE TYPE USER S MANUAL FC9Y B1722 ...