ICP DAS USA RS-405/405F - Manual (Page 40)

Industrial Redundant Ring Switch – RS Series User Manual
TDRS4050601 gg
Link loss status and communication loss status
 Link loss status (L):
Indicate mask is disabled.
When mask is disabled, no mater whether the link status is disconnected or connected, no
relay output will be activated.
Indicate mask is enabled.
When there is a link loss (disconnection) occurs, a relay output will be activated and a
warning sign will be shown.
 Communication loss status (C):
Indicate mask is disabled.
When mask is disabled, no mater whether the link status is disconnected or connected, no
relay output will be activated.
Indicate mask is enabled.
Indicate Ring Pair 1 is enabled (Jumper 6 is
“ON”)
Indicate Ring Pair 2 is enabled (Jumper 5 is “ON”)
To activate relay output, you will need to enable both mask setting and corresponding ring
pair setting. When there is a communication loss (disconnection) occurs, a relay output
will be activated and a warning sign will be shown.