VAT 642 GP Series, Инструкции по установке, эксплуатации и обслуживанию

Страница: 82 / 113

OPERATION
Series 642
82/113 Edition 2017-11-24 605593EC
5.6.4 DeviceNet® LEDs
# Description
1
Module Status LED
2
Network Status LED
Module and Network Status LEDs at Power–Up
A LED test is to be performed at power–up. To allow a visual inspection to be performed, the following
sequence is to be followed:
•
Turn Network Status LED off.
•
Turn Module Status LED on Green for approximately 0.25 seconds.
•
Turn Module Status LED on Red for approximately 0.25 seconds.
•
Turn Module Status LED on Green.
•
Turn Network Status LED on Green for approximately 0.25 seconds.
•
Turn Network Status LED on Red for approximately 0.25 seconds.
•
Turn Network Status LED off.
5.6.4.1 Module Status LED
This bi–color (green/red) LED provides device status. It indicates whether or not the device has
power and is operating properly. Table below define the Module Status LED states.
State LED Description
No Power Off There is no power applied to the device.
Device Operational Green The device is operating in a normal condition.
Unrecoverable Fault Red The device has an unrecoverable fault; may need repla-
cing.
Device Self Testing Flashing
Red–Green The Device is in Self Test.
1
2