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2.9.3.1
Activated UVP Alarm
When the UVP is activated, the power supply output shuts down. The display shows UVP FAULT.
RED alarm LED blinks 1/2Hz frequency.
2.9.4
Foldback Protection
Foldback protection will shut down the power supply output if power supply operation mode
crosses over from CC to CV or from CV to CC, according to a selected operation mode.
There are three states of Foldback protection.
•
OFF (default)
•
CV
•
CC
For CC (or CP) to CV protection mode, the setting should be CV.
For CV (or CP) to CC protection mode, the setting should be CC.
Setting the Foldback Protection
The Foldback can be set when the power supply output is Enabled (On) or Disabled (Off).
1.
Press the PROT button. PROT (GREEN) LED illuminates.
2.
Rotate Voltage encoder until FOLD OFF Appears.
3.
Rotate the Current encoder to set the required Foldback state (CV or CC).
Model Rated Output
Voltage (V)
10
20
30
40
50
60
80
100
150
200
300
400
500
600
Table 2-2: UVL Programming Range
Minimum (V) Maximum (V)
0
9.5
0
19
0
28.5
0
38
0
47.5
0
57
0
76
0
95
0
142.5
0
190
0
285
0
380
0
475
0
570
31
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