UTL8500 Series User Manual
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Description of Dual Mode:
When using dual mode, it is necessary to set reasonable starting and switching parameters
to ensure that the set switching value can be reached during the test.
Operation Steps:
1. In initial interface, select [Mode], [More], and then press [Dual] to enter the setting
interface.
2. Move the cursor to the needed setting position by pulse knob, and press the Enter
button
to change the parameter (the parameter changes from yellow to white) by
keyboard or pulse knob. Press the Enter button
again to confirm. At this time, the
set 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 you need to stop the load, press the ON button again, and the
running indicator light goes out.
4.2.4 OCP/OPP Mode
This mode is used to detect the protection function of the tested power supply under
overload conditions. UTL8500 series electronic load provides two test modes: OCP/OPP.
Figure 4-2-4-1 Interface of OCP/OPP Mode
Parameter Setting in OCP/OPP Mode:
Parameter
Description
Mode
OCP/OPP
Start Value
Set the Initial Value of the Test Mode
Step Value
Set the Step Value in Every Step Time
End Value
Set the Maximum End Value of the Test Mode
Step Time
Set the Time Interval of Every Step
End Voltage
Set the Minimum End Voltage
In OCP/OPP mode, the user continuously increases the load value by setting the start
value, step value and step time until the end value is reached or the protection point of the
measured object is detected, and the test stops.
