System Status; Service Alarm - Siemens 7XG3124 ReyArc24 Technical Manual

5.3 System Status

5.4 Service Alarm

The module self supervision checks the following : Auxiliary
supply failure
Internal supply rail is outside acceptable limits
CPU Hardware watchdog failure
©2014 Siemens Protection Devices Limited
Auxiliary Supply or Relay Healthy Indication
LED State
On Solid
Fast Flashing
(approx three
times every sec)
Slow Flashing
(approx once
every sec)
Off
Refer to the Commissioning section :
Interpreting Vx Auxiliary Supply or Relay Healthy
Indications for further details
Figure 48: RA24 System Status
Figure 49: RA24 Service Alarm
Chapter 2) 7XG3124 Application Guide
Meaning
Healthy
CID loading error
SNTP sync fail
Internal Communications
failure
Ethernet Activity
Service Alarm
Chapter 2 Page 39 of 42