Measure and compare the instantaneous and time-averaged power consumption of different network consumers in the school (e.g. LED bulb vs. incandescent bulb, desktop computer vs. laptop, kettle vs. heating coil, etc.).

Calculates accurately also non-resistive loads

Consumed electricity meter (2 tariffs)

LCD display

8 different options for displaying electrical parameters

options: current, real power, power factor, line power, line voltage, frequency, total cost, time the device was turned on

memory reset function

safe input/output sockets

operating voltage: 230VAC / 50Hz

current measurement: 190 ~ 250VAC (± 3%)

current measurement: 0.01 ~ 16A

measurement accuracy: ± 1% (@ resistive load)

clock accuracy: ± 1 minute/month

max. power: 3600W / 16A

frequency range: 45 ~ 65Hz

collectible power display: 0 ~ 9999.9 kWh

operating temperature: 10°C ~ 40°C

energy display: 0 ~ 999.9kWh

longest consumption recording time: 9999h

backup power: 3 x LR44 (V13GA or V13GAC included)

battery life: ± 3 months without mains power

device's own power consumption @ 220V: < 0.3W