FP
Σ
12.1 Self-Diagnostic Function
12 - 3
12.1 Self-Diagnostic Function
This section explains about the self-diagnostic function of FP
Σ
.
12.1.1
LED Display for Status Condition
Status indicator LEDs on control unit
LED status
Description
Operation status
RUN
PROG.
ERROR/
ALARM
Normal
condition
Light (on)
Off
Off
Normal operation
Operation
condition
Off
Light (on)
Off
PROG. mode
Stop
Flashes
Flashes
Off
Forcing on/off in Run
mode
Operation
Abnormal
condition
Off
Off
Flashes
When a self-diagnostic
error occurs
Operation
Off
Light (on)
Flashes
When a self-diagnostic
error occurs
Stop
Varies
Varies
Light (on)
System watchdog timer
has been activated
Stop
The control unit has a self-diagnostic function which
identifies errors and stops operation if necessary.
When an error occurs, the status of the status indicator
LEDs on the control unit vary, as shown in the table
above.
Status
indicator
LED
Figure 228: FP
Σ
Status indicator LED
Содержание FP Series
Страница 15: ...FP Functions and Restrictions of the Unit 1 2...
Страница 25: ...FP Specifications and Functions of Control Unit 2 2...
Страница 37: ...FP Expansion 3 2...
Страница 44: ...Chapter 4 I O Allocation 4 1 I O Allocation 4 3...
Страница 45: ...FP I O Allocation 4 2...
Страница 51: ...FP Installation and Wiring 5 2...
Страница 77: ...FP High speed Counter and Pulse Output Functions 6 2...
Страница 133: ...FP High speed Counter and Pulse Output Functions 6 58...
Страница 135: ...FP Communication Cassette 7 2...
Страница 147: ...FP Communication Function 1 Computer Link 8 2...
Страница 169: ...FP Communication Function 2 General purpose Serial Communication 9 2...
Страница 205: ...FP Communication Function 2 General purpose Serial Communication 9 38...
Страница 207: ...FP Communication Function 3 PLC Link Function 10 2...
Страница 232: ...Chapter 11 Other Functions 11 1 Analog Potentiometer 11 3 11 2 Clock Calendar Function 11 4...
Страница 233: ...FP Other Functions 11 2...
Страница 238: ...Chapter 12 Self Diagnostic and Troubleshooting 12 1 Self Diagnostic Function 12 3 12 2 Troubleshooting 12 5...
Страница 239: ...FP Self Diagnostic and Troubleshooting 12 2...
Страница 249: ...FP Self Diagnostic and Troubleshooting 12 12...
Страница 251: ...FP Specifications 13 2...
Страница 323: ...Index FP I 4...
Страница 325: ...FP Record of changes R 2...