33
:MENU
[:NAME] <name>
:STATus
:OPERation
[:EVENt]?
:ENABle <int>
:QUEStionable
[:EVENt]?
:ENABle <int>
:PRESet
:SYSTem
:ERRor
[:NEXT]?
:DATE <year, mounth, day>
:TIME <hour, minute, second>
7.6.2 Measurement commands
These commands are used to perform measurements. They’re groupped into following
catalogues:
:INITiate
:CONFigure
:FETCh?
:READ?
:MEASure?
where at the same time, the contents of :CONF, :FETCh?, :READ? and :MEAS? catalo-
gues must be identical.
7.6.2.1 :INITiate
These commands are used to trigger the measurement.
:IMMediate – sets the thermometer internal triggering source and storing the measure-
ments in its memory (implemented for compatibility issues).
:CONTinuous <boolean> - switches on/off the continuous sending of measured values. To
initiate sending, certain query must be sent also, to precise what should be sent (FETC?,
:READ and :MEAS commands). Results are sent with ¼ second interval.
7.6.2.2 :CONFigure
Command used for configuration of the thermometer – setting the channel measured and
requested result. The type of result is chosen with one one commands - :VALue, :GRA
-
Dient, :RESistance, DIFFerence. Channel is chosen through <channel list> parameter.
There are three modes of measurement possible: first channel, second channel or double-
channel. If no channel is specified, values for first channel are sent by default. In case
when the command is unsuccessful, an error is stored into queue. Configuration can be
shortened thanks to default commands and parameters. Exemplary setting to measure
temperature value on first channel can be done using one of following commands:
1) :CONF:TEMP:VAL (@1)
2) :CONF:TEMP:VAL
3) :CONF:TEMP
4) :CONF
Summary of Contents for LDT 2000
Page 1: ...1 LDT 2000 PRECISION THERMOMETER MANUAL...
Page 14: ...14 5 Typical performance of the thermometer...
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