MI 3109 EurotestPV Lite
Instrument operation
17
4 Instrument operation
4.1 Display and sound
4.1.1 Warnings
The A 1384 PV Safety Probe should be used for the selected
test. Refer to chapter 4.4.8 Accessories for more information
about use of A 1384.
The conditions on measuring inputs do not allow continuing the
test. Check measuring connections.
The voltage conditions on measuring inputs do not allow
continuing the test. Check measuring connections.
External DC voltage of higher than 50 V is applied to the
instrument. Measurements are blocked.
The selected test cannot be carried out with the A 1384 PV
Safety Probe.
Fused A 1385 test lead should be used for the test.
4.1.2 Battery indication
The battery indication indicates the charge condition of battery and connection of
external charger.
Battery capacity indication.
Low battery.
Battery is too weak to guarantee correct result. Replace or
recharge the battery cells.
Charging in progress (if power supply adapter is connected).
4.1.3 Messages
Following warnings and messages are displayed.
The change in irradiance during the measurement was above
the set limit (
Warn. Irr
).
The difference between the Uoc STC based on measurement
and Uoc STC value based on set PV module and number of
modules in the string is above the set limit (
Warn. Uoc
).
Measurement is running, consider displayed warnings.
Instrument is overheated. The measurement is prohibited until the
temperature decreases under the allowed limit.
Result(s) can be stored.
