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10.5.10 Transmission error (Com fail-R)
An error occurred at the remote can be detected when the user sets On for the setting
[CHK_CMRFAIL1:Sw]. The error signal is issued when the remote IED cannot sense the signal
coming from the opposite IED for ten seconds.
(i) Error level
Generally, the default error level is set at level 2 (Serious error (Comm)), as default, but the
user can program the level using settings [CHK_CMRFAIL1:Lvl] and [CHK_CMRFAIL2:Lvl];
then, set On for the settings [CHK_CMRFAIL1:Sw] and [CHK_CMRFAIL2:Sw]. The
manufacture sets ten (10) seconds to detect the failure; it is reset with in a second when the
failure is cleared.
(ii) Error message
When the function operates and detects error, an error message can be shown at the LED and
the LCD screen.
Table 10.5-21 Error messages provided by the supervisor in CHK_CMRFAIL
Meaning of the information
Detection for communication failure at remote terminal
Table 10.5-22 Detailed information in Hexadecimal in CHK_CMRFAIL
Meaning of the detailed information
(No information is displayed)
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