Application Note

6 Fluke Corporation Measuring uncommon RTDs with the Fluke 726
726 Serial Command List
Command Response/Actions Command Arguments Comment Ch 1 Ch 2
*IDN? Returns the ID string “FLUKE,726,0, Verify model
{sw_rev}” where sw_rev is the number, serial
• •
firmware revision number and
firmware rev.
FUNC? Returns {Upper},{Lower} Answers with
{Upper} responses (Channel 1) the configured
DCI, DCI_LOOP, DCV, DCI_ERROR, function for the
DCI_ERROR_LOOP upper and lower
• •
{Lower} responses display.
DCI, DCMV, DCV, DCI_SIM, TC, RTD,
FREQUENCY, PULSE_TRAIN
VAL? Returns the measured value with base
units for the upper and lower display
{upper_val},{upper_units},{lower_val},
{lower _units},
• •
upper_units: V, A, PERCENT
lower _units: V, CEL, FAR, A, OHM,
CPM, HZ, COUNT
UPPER_MEAS 1 argument, valid settings: DCI, Set upper
DCI_LOOP, DCV, DCI_ERROR, channel
•
DCI_ERROR_LOOP measure mode.
OUT Arguments: {value} {units} Configures the
Multipliers u for micro, m for milli, and output source
k for kilo are accepted. function. If the
units: {value} and {units}
-V used for mV and Volts, the V_range are valid, this
command can be used to switch ranges command will
-CEL used for RTD, TC AND TC mV change modes if
-FAR used for RTD and TC necessary and set
•
-A used for mA (see SIM for mA SIM) the output value
-OHM used for RTD ohms, RTD_TYPE to {value} and
must be set to ohms {units} in that
-CPM used for frequency mode.
-HZ used for HZ and KHZ frequency
(unit will auto range)
-COUNT used for pulse
OUT? Returns the output (source) value Verify the output
•
with units or none. function and units.
FREQ_UNIT 1 argument: CPM, HZ or KHZ Set the output
•
frequency range.
FREQ_UNIT? Returns CPM, HZ, KHZ Verify the
•
frequency range.
LOWER_MEAS 1 argument, Valid Modes: Configures the
DCI, DCMV, DCV, TC, RTD, measurement
FREQUENCY, PULSE_TRAIN function. Sets the
•
specified measure
mode.
SIM 1 Argument {value} Multipliers u for If the value is
micro, m for milli, and k for kilo are valid, this
accepted,. A is for amps command will
change modes if
•
necessary and set
the output value
to {value} in that
mode.
SIM? Returns the simulate value in Amps Verify the SIM
with units or none output.
V_RANGE 1 Argument VOLTS or MVOLTS Sets the voltage
•
range.
V_RANGE? Returns the voltage range VOLTS or Verify the voltage
•
MVOLTS range.
PULSE_FREQ 2 arguments {number}{units}. Sets the pulse
(units CPM ,Hz ,Khz) output frequency
•
and range.
PULSE_FREQ? Returns the pulse output frequency Verify the pulse
with units. frequency.
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