User Manual - Rev AJ California Instruments
6.3.1 Measurement Cal - AC
To calibrate AC measurements,
MEASUREMENT CAL entry from CD
screen.
Note: For the following calib
set the power source to the AC mode. Select the
the MENU 3 screen. Refer to section 4.2.13 for relevant L
ration steps put the external Digital Multimeter into the AC
mode.
AC Volt Full-scale: Program the output to the 300 VAC range. Close the output
relay. Program the output to 240 VAC and 60 Hz. Go to the
MEASUREMENT CALIBRATION screen. Enter the actual AC
output voltage for the VOLT FS parameter and press the
ENTER key.
Save this value by pressing the SET key
(Series I models only).
to the output. Refer to Table 6-1. Program the
output to 120 VAC on the 150 VAC range and 60 Hz. (If a 150
6.3.2 Measurement Cal - DC
AC Current Full-scale: Apply a load
VAC range is not available, select the 300 VAC range and
program the same 120 VAC output.)
Observe the actual output current and enter this value for the
CURR FS parameter. Press the ENTER key.
Save this value
by pressing the SET key (Series I models only).
To calibrate DC measurement set the power source to the DC mode. Select the
the MENU 3 screen. Refer to section 4.2.13 for relevant LCD
ration steps put the external Digital Multimeter into the DC
s,
MEASUREMENT CAL entry from
screen.
Note: For the following calib
mode.
DC Volt Zero: [Applies to MX Series I only] Go to the PROGRAM 2 screen
and program the DC mode. Go to the PROGRAM screen and
the
e
ter.
DC Volt +Full-scale: NT
ION screen. Enter the actual DC output voltage
DC Current Zero:
olt DC
range is not available, select the 400 V DC range and program
the same 160 V output.)
If an 80 Ohm load is not available, select a load and voltage
setting that produces the same 2.0 A current.
select the 400 V range. Set the output to +2.0 volts. Go to
MEASUREMENT CALIBRATION screen and enter the valu
displayed on the external meter for the VOLT ZERO parame
Save this value by pressing the SET key.
Program the output to +320 volts. Go to the MEASUREME
CALIBRAT
displayed on the external multimeter for the VOLT FS
parameter and press the ENTER key.
Save this value by
pressing the SET key (Series I).
[Applies to MX Series I only] Select the 200 Volt DC range and
program 0 volts. Apply a 80-Ohm, 350-watt rated resistive load
to the output. This resistor will represent approximately a 2-
amp load. Program the output to 160 volts. (If a 200 V
MX Series
162
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