ABB CL Series, Applications Manual

Page: 335 / 428

CL-NET network, COM-LINK
serial connection
332
1SVC 440 795 M1100
If the absence of a “sign of life” is detected, the respective
diagnostics contact is set to 1.
Diagnostics
contact Station
number
ID 01 1
ID 02 2
ID 03 3
ID 04 4
ID 05 5
ID 06 6
ID 07 7
ID 08 8
h If a station does not send a “sign of life” signal
(station not available, CL-NET interrupted), the respective
diagnostics contact ID… is activated.
Attention!
If the states of the inputs, outputs or data are required by
a station without fail, the respective diagnostics contact
should be evaluated and the information applied in
accordance with its respective application.
If the respective diagnostics contacts are not evaluated, it
may cause faults in your application.
h The data to be read from a faulty station is set to 0 after
the fault is detected.