ABB LD 800HSE, Manual

Page: 121 / 136

Appendix C Technical Reference Redundancy Behavior
3BDD011677-600 A 121
Table 19. Indication of Fault States with Single-colored LEDs
Primary Device Secondary Device
F / R H1-LEDs Web-Info F / R H1-LEDs Web-Info
conf.
link unconf.
link conf.
link unconf.
link missing
link
0 F ok
Primary F n. a. ok
Secondary
R R
1,
4 F failure no serial
communication
Primary, no backup F n. a. (no connection to web
server)
R R
2,
5 F failure TCP link to
redundant device is lost
Primary, no backup F n. a. (no connection to web
server)
R R
3,
6 F ok
Primary F ok
Secondary
R R
7 F failure TCP link to
redundant device is lost
Primary, no backup
(if connection to web
server possible) F n. a. failure TCP link to
redundant device is lost
Secondary
(if connection to web
server possible)
R R
8 F failure no serial
communication
Primary, no backup F n. a. failure no serial
communication
Secondary
R R
9 F ok
Primary F n. a. configuration error
Primary
R R