5-3
Part Names and Functions
Section 3-1
P
a
rt
s, I
n
s
tal
la
-
ti
on,
a
n
d
W
ir
ing
3-1-3
MS and NS Indicators
The indicators show the status of the Digital Indicator and the DeviceNet Net-
work.
Normal Indicator Display
The MS and NS indicators are both lit green when the status of the Digital
Indicator and the Network are normal.
Indicator
Name
Color
Status
Meaning (main errors)
MS
Module status
Green
The Digital Indicator is normal.
Red
Fatal error
• Digital Indicator 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 Digital Indicator.
• The Digital Indicator is being reset.
• Waiting for initialization to start.
NS
Network status
Green
Online/communications established (normal network
status)
Online/communications established (waiting for com-
munications to be established with the master)
Red
Fatal communications error (The Digital Indicator 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
Summary of Contents for K3HB
Page 2: ...K3HB Digital Indicators Communications User s Manual Revised March 2005...
Page 3: ...iv...
Page 15: ...xvi...
Page 19: ...xx...
Page 21: ...Part 1 CompoWay F...
Page 69: ...Part 2 DeviceNet...
Page 95: ...6 10 Ladder Programming Examples Section 4 3 Remote I O Com munications...
Page 111: ...8 8 Message Communications Performance Section 6 2 Communications Performance...
Page 127: ...Part 3 BCD Output...
Page 147: ......