HT instruments SOLAR300N - Manual (Page 180)

SOLAR300 - SOLAR300N
EN - 178
8. MAINTENANCE
8.1. GENERAL
For their use and storage, follow the recommendations and instructions of this manual in
order to avoid possible damages or dangers. Never use the instrument in environments
with a high humidity or temperature. Do not expose the meter to direct sunlight. Always
turn off the instrument after use.
8.2. SITUATIONS RELATIVE TO LED OF SOLAR-01 UNIT
Description LED STATUS LED REC LED READY
SOLAR-01 switch OFF OFF OFF OFF
SOLAR-01 switch ON 1 blink/1s OFF OFF
SOLAR-01 switch ON – Discharge batteries 1 blink /1s 1 blink /1s 1 blink /1s
SOLAR-01 switch ON – Memory full 1 blink /1s 1 blink /1s 1 blink /1s
SOLAR-01 switch ON – Pyranometer not connected Fixed light Blinking OFF
SOLAR-01 Start measure wait for 00 seconds 1 blink /1s 1 blink /1s OFF
SOLAR-01 Running measure – Radiation < threshold OFF 1 blink /1s OFF
SOLAR-01 Running measure – Radiation
 threshold
OFF 1 blink /1s 1 blink /1s
Table 19: List of situations relative to LED of SOLAR-01
8.2.1. Replacement battery of SOLAR-01 and SOLAR-02
The remote unit SOLAR-01 is supplied by two AA 1.5 V alkaline batteries. The
simultaneous flashing of the three LEDs READY STATUS and REC indicates that the
battery is low. In this case, stop the measurements in progress, turn off the instrument by
means of the appropriate ON/OFF key and disconnect the external probes. Remove the
cover of the battery compartment and replace both batteries with two new batteries of the
same type (alkaline AA 1.5 V). For battery replacement on remote unit SOLAR-02 make
reference to the user manual.
8.3. SITUATIONS RELATIVE TO INTERNAL BATTERY OF INSTRUMENT
The meter is powered by a rechargeable Li-ION battery with 3.7VDC output voltage which
can be charged by using the supplied external adapter under any function mode. The
battery-adapter packet defines several combinations which are shown through different
icon in the top right display as follows:
Icon at display Description
Too low battery level. Perform a battery charging
Residual battery charging at 25%
Residual battery charging at 50%
Residual battery charging at 75%
Battery fully charged
Only adapter connected. Battery disconnected
Battery and adapter connected. Recharging battery
Battery fully charged with adapter connected
Battery charge unknown. Connect adapter
Problem with battery. Contact HT Technical Service
Table 20: List of battery icons at display