Operation and setting
53
IRDH375_D00124_05_M_XXEN/01.2020
K2: N.C Test = N/C operation contacts 21-22-24, with relay test
(the alarm relay is energized during normal operation)
K2: N.O Test = N/O operation contacts 21-22-24, with relay test
(the alarm relay is deenergized during normal operation)
K2 : N.C = N/C operation contacts 21-22-24, without relay test
(the alarm relay is energized during normal operation)
K2 : N.O = N/O operation contacts 21-22-24, without relay test
(the alarm relay is deenergized during normal operation)
K2 : Flash = Flashing function contacts 21-22-24
(the alarm relay and the LED flash in the event of an alarm
message, approximately 0.5 Hz)
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