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Table 5-1. Front Panel Controls and Indicators (See Figure 5-1)
Control or
Indicator
Shows present output voltage of the power supply.
VOLTS
AMPS
Shows present output current of the power supply.
Status Annunciators
CV
The power supply is in constant-voltage mode.
The power supply is in constant-current mode.
CC
Unr
The power supply output is unregulated (output is neither CV or CC).
Dis
The power supply output is disabled.
OCP
The overcurrent protection function is enabled.
A protection circuit has caused the power supply to shut down. (Press
Prot
Err
An error has been generated as a result of remote operation. (Press
Cal
The power supply is in calibration mode.
Shift
The shift key
Rmt
The power supply is in the remote mode (controlled over the GPIB).
The power supply is addressed to listen or talk.
Addr
SRQ
The power supply is requesting service from the controller.
Voltage
Rotate clockwise to increase output voltage or program setting. Use to rapidly set an approximate output
value (see
Current
Rotate clockwise to increase output current or program setting. Use to rapidly set an approximate current
value (see
38 Front Panel Operation
Figure 5-1. Front Panel Controls and Indicators
Function or Indication
Display
has been pressed.
ôOutput Rotary Controls
and
keys).
and
keys).
to determine the reason.)
to display the error code).
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