Section 4: Measurement optimization
Series 2280 Precision DC Power Supply Reference Manual
4-12
077085503 / March 2019
Setting mx+b math operations
From the front panel:
1. Select the measurement function. The math operations will be applied to this function. For more
information, you can refer to
(on page 2-74).
2. Press the
MENU
key.
3. Under Measure, select
Math
.
4. Select the button next to
Math State
. The State selection window is displayed.
5. Select
On
.
6. Select the button next to
m (Gain)
and enter a value for m.
7. Select the button next to
b (Offset)
and enter a value for b.
8. Select the button next to
Units
. The keyboard is displayed.
9. Select one alpha character for the units of mx+b operation.
Once m, b, and units are set up, you can enable and disable the math operation from the home
screen. On home screen 2, press the
Calculate
soft key. The Calculate window is displayed. Press
the
Math
soft key to enable or disable the math operation. When the operation is enabled, the
CALC
indicator on the home screen is visible.
Using SCPI commands
To set the math operations to mx+b for the current function:
:CALC:CURR:FORM MXB
:CALC:CURR:KMAT:MMF <m>
:CALC:CURR:KMAT:MBF <b>
:CALC:CURR:KMAT:MUN 'X'
:CALC:CURR:STAT ON
Where
<m>
is the m factor,
<b>
is the b factor, and
'X'
is the math unit.
To set the math operations for a different function, change
CURRent
to
VOLTage
for voltage
measurements or
CONCurrent
for concurrent measurements.
For concurrent measurements, the math operations are applied only to current measurements.
