Chapter 4 Remote Interface Reference
System-Related Commands
85
4
System-Related Commands
DISPlay {OFF | ON}
Turn the front-panel display off or on. When the display is turned off, outputs
are not sent to the display and all annunciators are disabled except the
ERROR
annunciator.
The display state is automatically turned on when you return to the local mode.
Press (
Local) key to return to the local state from the remote interface.
DISPlay?
Query the front-panel display setting. Returns ‘‘0’’ (OFF) or ‘‘1’’ (ON).
DISPlay:TEXT <quoted string>
This command displays a message on the front panel. The power supply will
display up to 11 characters in a message; any additional characters are
truncated. Commas, periods, and semicolons share a display space with the
preceding character, and are not considered individual characters.
DISPlay:TEXT?
Query the message sent to the front panel and returns a quoted string.
DISPlay:TEXT:CLEar
Clear the message displayed on the front panel.
OUTPut {OFF | ON}
Enable or disable the outputs of the power supply. When the output is disabled,
the voltage value is 0 V and the current value is 1 mA. At
*RST
, the output state
is OFF.
OUTPut?
Query the output state of the power supply. The returned value is ‘‘0’’ (OFF)
or ‘‘1’’ (ON).
OUTPut:RELay {OFF | ON}
Set the state of two TTL signals on the RS-232 connector pin 1 and pin 9. These
signals are intended for use with an external relay and relay driver. At
*RST
,
the
OUTPUT:RELay
state is OFF. See ‘‘Disconnecting the Output Using an
External Relay’’, on page 54 for more information.
Note Do not use the RS-232 interface if you have configured the power supply to output
relay control signals. Internal components on the RS-232 circuitry may be damaged.
Local
Store
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