18
RS485
Off
No queries are configured.
Blinks green
Queries are configured, and the base stations gets answers to them.
Blinks yellow
Queries are configured, but some of them don’t work.
Solid red
None of the queries work.
F1
GSM signal bar will display the fill state of RAM or FLASH memory buffer (to enter this state one must
press multifunction button that is right above the power button)
Off
GSM signal bar will display the GSM signal strength.
Solid green
GSM signal bar will indicate the fill state of the RAM buffer*.
RAM buffer status is displayed with green bars.
Blink green
GSM signal bar will indicate the fill state of the FLASH buffer*.
FLASH buffer status is displayed with yellow bars.
*In these states the following LEDs are turned off: RS485, RF2, RF1, SRV, GSM. Will return to normal
state automatically in 30 s.
F2
Long press of the multifunction button will trigger an OTA firmware update (if update is unsuccessful
the device will return to normal state).
Off
Firmware update is not in progress.
Blinks green
Connecting to the firmware update server.
Solid green
Firmware update was found, and it’s being downloaded.
Solid red
Cannot connect to the firmware update server.
BAT
Solid green
Battery voltage is >2.8 V.
Solid yellow
Battery voltage is between 2.8-2.3 V.
Solid red
Battery voltage is between 2.3-2.1 V.
Blinks red & alarm sounds*
Battery voltage is <2.1 V.
*Can be acknowledged and muted with a short press of the multifunction button.
PWR
Blinks green
External power supply is connected and it’s feeding power.
Blinks yellow
The device operates on backup battery power.
Solid red
The device is turning off.
