Ns Indicator - Omron GRT1-CRT - 05-2008 Operation Manual

Indicators
2-2-2

NS Indicator

The NS indicator shows the communications status of the CompoNet net-
work.
MS UNIT PWR
NS
TS I/O PWR
Color
Green Lit
Flashing
Red Lit
Flashing
--- Not lit
Status
The Unit is online and the communications connection is
completed. (The network status is normal.)
The Unit is online but the communications connection is
not completed. (The baud rate is synchronized, but the
CompoNet Master Unit is completing the connection.)
A fatal communications error occurred. (The CompoNet
Communications Unit found an error for which communi-
cations on the CompoNet network are not possible.)
• Communications error
• Duplication of node addresses
• Bus Off error
Non-fatal communications error
• Communications timeout
The Unit is offline or the power supply is OFF.
• There is no power supply to the CompoNet Communica-
tions Unit.
• The check for node address duplication is not completed
at the CompoNet Master Unit.
Section 2-2
15