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3-3
Part Names and Functions
Section 3-1
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3-1-3
MS and NS Indicators
The indicators show the status of the Digital Controller and the DeviceNet
Network.
Normal Indicator Display
The MS and NS indicators are both lit green when the status of the Controller
and the Network are normal.
Indicator
Name
Color
Status
Meaning (main errors)
MS
Module status
Green
The Controller is normal.
Red
Fatal error
• Controller error
• Watchdog timer error (DeviceNet communications)
Non-fatal error
• Unit error
• Unit changed
• Display Unit error
• Non-volatile memory error
OFF
No power is being supplied.
• DeviceNet communications power is not being sup-
plied.
• Power is not being supplied to the Controller.
• The Controller is being reset.
• Waiting for initialization to start.
NS
Network status
Green
Online/communications established (normal network
status)
Online/communications not established (waiting for
connection to be established with the master)
Red
Fatal communications error (The Controller has
detected an error that does not allow communications
with the network.)
• Node address duplication error
• Bus OFF error detected
Non-fatal communications error
• Communications timeout
OFF
Offline or power supply is OFF
• Waiting for completion of the master’s node address
duplication check.
• DeviceNet communications power is not being sup-
plied.
MS
MS
MS
MS
NS
NS
NS
NS
NS
Lit
Flashing
Not lit
Содержание E5AR
Страница 2: ...E5AR ER Digital Controller DeviceNet Communications User s Manual Produced February 2004...
Страница 3: ...iv...
Страница 29: ...2 6 Functions Supported Only by the E5AR ER DRT Section 2 2 Operating Procedures...
Страница 43: ...3 14 How to Use the Terminals Section 3 2 Parts Installa tion and Wiring Circuit COM 12 V 4 7 K K...
Страница 79: ...6 8 Message Communications Performance Section 6 2 Communications Performance...
Страница 91: ...B 6 Mounted Objects Appendix B Appendix B...
Страница 95: ...C 4 DeviceNet Connection Hardware Appendix C Appendix C...
Страница 97: ...G 2 Glossary...
Страница 100: ...Index I 3 W wiring 3 10 precautions 3 9 write mode 4 12...
Страница 101: ...I 4 Index...