Fields at Work ExpoM-ELF, Руководство пользователя

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Fields at Work GmbH, Sonneggstrasse 60, 8006 Zürich, Schweiz
2017 Fields at Work GmbH, Zurich
ExpoM - ELF manual rev. 1.1
Page 5/19
2.2 Multi-color LED
Status information about the operation of the device is given via the multi-color LED. The following
table shows an overview about the color code and its corresponding behavior.
Situation Multi-color LED
Device initialization (after power on)
1. Green flash immediately after switch is turned on;
2. A quick color sequence signalizes the successful initialization. After
initialization, the device switches over to measurement mode.
Measurement mode
The LED lights red during each measurement. If GPS is enabled, an
additional green flash signalizes a successful GPS position fix.
Connection to PC Continuous yellow light.
Auto Power down (low battery) Series of fast red flashes, after which the device powers off.
Wi-Fi connection
Single blue flash: WiFi connection established
Double blue flash: WiFi has been disconnected
Marker button pressed Blue light briefly lights up
Initialization error at power on
Series of fast red flashes shortly after power-on. Device must be restarted
using the ON/OFF switch.
Table 1: Color codes of the multi-color LED