Weidmuller Portacal 1000 - Instrument Calibrator - Manual (Page 9)

3. External Voltage Measurement Mode
In this mode the Portacal 1000 measures external voltages. You can
either display the measurement as a voltage or percentage. To display
percentages you must set up upper and lower values for the measured
range.
Select Fn=3.
Press
Ó
, the display will show AbS or PEr for absolute value (volts) or
percentage. Select using
Ù
and accept using
Ó
.
If you selected absolute value mode the calibrator will now be displaying the
measured voltage.
For percentage display the display will show InL=.
Press
Ó
, the display will show the input span lower voltage.
Set this to the voltage you require using the
Õ
and the
Ù
key.
Press
Ó
and the display will show INH=.
Press
Ó
, the display will show the input span upper voltage.
Set this to the voltage you require using the
Õ
and the
Ù
key.
When you press
Ó
to accept the values the V, INC and DEC LEDs will
light to indicate that the unit is in external voltage measurement mode.
4. External Current measurement Mode
In this mode the Portacal 1000 measures external currents. It is
identical to voltage measurement except you must select Fn=4.
In Current measurement mode the I, INC and DEC LEDs are all lit.