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10.5.5 Error signal level for sending (TX level)
When the communication module operates for the medium or long distance, the signal level
for sending can be monitored when On is set for the setting. The error signal is issued when
the erroneous signal is sensed for ten seconds. Note that this monitoring is not available for
the communication module for the short distance.
(i) Error level
Generally, the default error level is set at level 3 (Minor error), as default, but the user can
program the level using settings [CHK_TX_LVL1:Lvl] and [CHK_TX_LVL2:Lvl]; then, set On
for the settings [CHK_TX_LVL1:Sw] and [CHK_TX_LVL:Sw]. The manufacturer sets ten (10)
seconds set to detect the failure; it is reset 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 10.5-11 Error messages provided by the supervisor in CHK_TX_LVL
Meaning of the information
Detection for sending level improperly at x module
Table 10.5-12 Detailed information in Hexadecimal in CHK_TX_LVL
Meaning of the detailed information
(No information is displayed)