Table 4-1: Front Panel Controls and Indicators (Cont.)
Number
Control/Indicator
13
OVP/UVL button
14
PREV button
15
PREV indicator
16
FINE button
17
FINE indicator
18
ALARM indicator
19
ON/OFF Switch
Description
Over Voltage Protection and Under Voltage limit setting.
-Press once to set OVP using VOLTAGE encoder (the current
display shows "OUP")
-Press again to set the UVL using VOLTAGE encoder (the current
display shows "UUL").
Main function: Press PREV to display the output voltage and
current limit setting. For 5 sec. the display will show the setting and
then it will return to show the actual output voltage and current.
Auxiliary function: Front Panel Lock. Press and hold PREV button
to toggle between "Locked front panel" and "Unlocked front panel".
The display will cycle between "LFP" and "UFP". Releasing the
PREV button while one of the modes is displayed selects that mode.
Green LED, lights when PREV button is pressed
Main function: Voltage and Current Fine/Coarse adjustment control.
Operates as a toggle switch. In Fine mode, the VOLTAGE and
CURRENT encoders operate with high resolution and in Coarse
mode with lower resolution (approx. 6 turns).
Auxiliary function: Advanced Parallel Operation Mode Setting.
Green LED, lights when the unit is in Fine mode.
Red LED, blinks in case of fault detection. OVP, OTP Foldback,
Enable and AC fail detection will cause the ALARM LED to blink.
ON/OFF Switch
43
83-530-000 Rev J
Section
5.3
5.4
6.4