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2 - 6 Users Manual
2.2.1 Local operation
Usin
g
the front panel keys, you can pro
g
ram an output channel volta
g
e or current.
On the front panel display you can read back the actual volta
g
e and current of the
selected output channel. Operatin
g
information about the instrument and the
selected output channel, as well as output-specific error messa
g
es, are shown on
the display in the followin
g
ways (see the followin
g
fi
g
ure):
• text
• annunciators, pointin
g
at abbreviations on the front panel ri
g
ht below the
display.
You can use the keypad as follows to control your power supply:
• control interface and
g
eneral functions via a menu
• switch between the operate and standby mode
• set the supply to local control (if not remotely locked)
• reset the power supply, i.e., return to the ’power on’ state
• store/recall/step volta
g
e and current settin
g
s (1 to 999) in the instrument’s
battery backed-up memory (recall memory)
You can use the keypad as follows to control one of the output channels:
• select an output channel (only for multiple output models)
• enable or disable an output channel (only for multiple output models)
• unmask, delay, or display the settin
g
of bits in the fault re
g
ister
• reset the overvolta
g
e and overcurrent protection
You can use the keypad as follows to perform an output channel settin
g
:
• set or chan
g
e the output volta
g
e or current
• set the overvolta
g
e trip level
• enable or disable the overcurrent protection
PM28xx pro
g
rammable power supply xxV/yyA/zzW
• • •
LCD display
text annunciators text
abbreviations
keypad
keypad
keypad