Constant Power Test - UNI-T UTL8500X Series User Manual

Programable DC Electronic Load User Manual
Operation steps:
1. In initial interface, select [Mode], and then press [CR] to enter the setting interface of
<Constant Resistance CR>.
2. Move the cursor to resistance setting by pulse knob, and press the Enter button
to change the resistance value (the value changes from yellow to white) by keyboard
or pulse knob. Press the Enter button
resistance value changes from white to yellow.
3. Other parameters can be modified in a similar way.
4. Press the ON button, the electronic load starts to load, and the indicator light below
the button lights up. If users need to stop the load, press the ON button again, and the
running indicator light goes out.
Figure 4-1-3-2 Relationship of Voltage and Current in CR Mode

4.1.4 Constant Power Test

In CP mode, the electronic load consumes constant power, and it will adjust the current
according to the voltage change to maintain the set power value.
Figure 4-1-3-1 Setting Interface of CR Mode
Constant
resistance mode
again to confirm. At this time, the set
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