RayTek RAYCMLTJM, Руководство по эксплуатации

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Install and Operation
21 Rev. B 06/2011 CM
5.5 LED indicator and blink mode
You can easily find the unit health status by the following LED blink mode:
status LED-blink LED-status
normal slow blink 1 ○
alarm fast blink ○ ○ ○ ○ ○ ○ ○ ○
out of range double blink ○ ○○○○○ ○ ○○○○○
unstable* slow blink 2 ○○○ ○○○ ○○○ ○○○
alarm fault** always lighting
* unstable is typically caused by head ambient temperature fluctuations due to initial
warm up or thermal shock situations.
** alarm fault indicates the input of sensor’s alarm port is over current.
Table 2: LED blink mode