Date of issue 11/30/07 805639
13
HART Loop Converter KFD2-HLC-(Ex)1.D(.**)
Installation and connection
5.5 Meaning of LED indication
LED Indication Meaning
green off missing power
green regularly flashing power-up self-test phase (unit not yet working)
green on normal operating mode
yellow on Out 1 ... 4, output relay energised
red flashes briefly single HART error message received from the field device
red regularly flashing HART data invalid (communication loss or field device fault)
red on HLC self-test error detected (faulty unit, possible loss of functions)
red on HLC is in reset condition, all other LEDs are off
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