EKO MP-11, Instruction Manual, Page: 83 / 96

EKO INSTRUMENTS CO., LTD. I-V Curve Checker MP-11 Instruction Manual Ver.7 Pg. 82
Table 10-1. MP-11 Main Unit Error and Warning Messages
Messages Definitions and Corresponding
The MP-11 internal temperature exceeded 50
℃ .
Possible causes for the high temperature are:
a. Taking measurements for a long time in a direct sun light.
b. Taking measurements in high ambient temperature.
c. Taking measurements on PV module/array which is close to or exceeding
the MP-11 maximum rating.
In case of a. or b., turn OFF the power and leave the MP-11 in a shaded cooler
place for a while until the internal temperature cools down. When restarting
the measurement, place the MP-11 Main Unit in a shade while it takes
measurements.
Even if the measuring PV module/array is within the maximum rating, take
longer measurement interval as much as possible. Please avoid taking
measurements with PV module/array that exceed the maximum rating.
Measurement error occurred due to some cause.
Retry the measurement and if this message reappears again, contact EKO for
repair.
Failure occurred inside the MP-11 Main Unit.
Stop taking measurements and contact EKO for repair.
Internal
Failure
Occurred!
！
Measure
Error
Occurred!
！
High internal
temp. Do not
start meas.
！