Programmable AC Source 61501/61502/61503/61504 User’s Manual
3-28
Press
1 - 3 to choose one group to save, then press ENTER to confirm. The display
will show the saving status sentence about three seconds as below.
Then, press
PAGE/EXIT to return to CHOICE PAGE.
Recalling system data from memory group is shown the following: In CHOICE PAGE, press
SHIFT then Õ / - to run the RECALL function. The display will show as below:
Press
1 - 3 to choose one group to recall, then press ENTER to confirm. Then, the
display will return to CHOICE PAGE after loading the data.
The AC source has three memory groups: 1, 2, and 3. The memory
group 1 keeps power-on defaults. The setup data saved into memory
group 1 will be recalled automatically when the AC source is powered on
again. Those saved into other memory groups must be recalled
manually.
3.9 Protection
The AC source provides protection for software and hardware. When protection is
happened, the AC source will quit the output and turn off the output relays, then show the
condition of protection in display. If any protection is triggered to hold normal output, please
remove the errors, then press
ENTER to unlock the protection so as to resume the normal
operation.
Protections for software are listed as below:
Protection Description
OVER CURRENT When output current is over the I limit or the current specification.
OVER POWER When output power is over the specification.
OUTPUT OVP
1. It is feedback open protection, and means that the feedback
loop is broken or the output voltage goes wrong.
2. When the out voltage is over the limit of each RANGE. See
3.3.
Save all parameters to Group (1 - 3): 1_
Saving now, do not shut down ........
Recall parameters of Group (1 - 3): 1_
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