SV 277 PRO User Manual
25
The
EXT. I/O
LED is off if logging of the meteo results (
path: <Menu> / Measurement /
Logging / Logger Results
) and meteo results saving with the Summary Results (
path:
<Menu>
/
Measurement / Logging / Summary Results)
in the SVAN 977 settings are off
). If one of these parameters or both are on, but the meteo module is
not connected to the SV 277 PRO the
EXT. I/O
LED lights red colour. After connection of
the meteo module the LED changes colour to green. If logging of meteo results is off and
alarms are on in the SVAN 977 instrument settings, then the
EXT I/O
LED reflects the
status of an external alarm lamp.
3.3. M
ODES OF STATION OPERATION
3.3.1.
Operational mode
In the operational mode, the SVAN 977, controller and mobile modem are switched on and
communication between all modules is functioning correctly.
Data transmission is presented by the blinking lights of
SVAN
and
3G
LEDs on the
controller panel.
In the operational mode, the following modules are powered continuously: SVAN 977
instrument, controller, mobile modem and outdoor microphone (optionally also the meteo
module). The power supply for these modules can be switched off only by turning off the
SVAN 977 instrument.
When the station case is open all LED diodes of the controller shine, informing about the
station condition. The SVAN 977 display is switched on permanently regardless of the
instrument’s settings.
When the station case is closed all LED diodes of the controller are off and the SVAN 977
display is also off in order to save energy.
3.3.2.
Battery charging mode
When the SVAN 977 is switched off but there is a power supply (voltage from SP 270 or
current from solar panel) only
DC
,
CHARGING
and
BAT 1
LEDs of the controller will be
active if the lid is open and these LEDs show:
•
connection of AC/DC converter indicated by green
DC
LED,
•
charging of the internal battery indicated by red
CHARGING
LED. When charging is
complete
CHARGING
LED turns green and
BAT1
LED stops changing colours and
turns green,
•
status of the internal battery charging indicated by green-orange-red
BAT 1
LED.
If the case lid is closed all LEDs will be off but charging will continue.
