IDEC SMARTRELAY

IDEC SmartRelay functions
4.4 Special functions list - SF
IDEC SmartRelay Manual
162
Backup of the real-time clock
The internal real-time clock of IDEC SmartRelay is buffered against power failure. The
buffering time is influenced by the surrounding temperature, and is typically 80 hours at a
surrounding temperature of 25C.
Sample configuration
The output of an IDEC SmartRelay is to be set annually on March 1, reset on April 4, set
again on uly 7, and reset again on November 19. ou need to configure two twelve-month
time switches with corresponding on-times, then logically link the outputs by means of an OR
block.
Result
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<HDUO\ 2Q
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<HDUO\ 2Q
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2II'DWH
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2Q
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DWK
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DWK
2II
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