Frequency Measurement Test - Fluke ProcessMeter 789 Calibration Manual

Frequency Measurement Test

1. Put the calibrator in Standby (STBY) mode.
2. Put the UUT rotary switch in the  (ac volts) position.
3. Press h to toggle to the frequency measurement function.
4. Connect the calibrator to the COM and
Figure 10.
5. Apply the values from the calibrator shown in Table 12 and compare the readings on
the UUT to the acceptable readings shown. Press R to select the voltage range.
UUT
Range Voltage
199.99 Hz 400 mV
1999.9 Hz 4 V
19.999 kHz 40 V
UUT
Figure 10. Frequency Measurement Test Connections

Table 12. Frequency Measurement Test
Calibrator Voltage Minimum Acceptable
and Frequency
150 mV @ 100 Hz
1 V @ 1000 Hz
4 V @ 10 kHz
5520A CALIBRATOR
NORMAL AUX
V, , ,RTD
A, -SENSE, AUX V
HI
LO
GUARD 20A
20V PK MAX TC
terminals on the UUT as shown in
Reading Acceptable Reading
99.98 Hz
999.8 Hz
9.998 kHz
5522A
SCOPE
OUT
PREV
STBY
OPR EARTH EXGRD SCOPE MENU
µ dBm sec
7 8 9 SETUP RESET
m V Hz
TRIG
n W
¡F NEW
4 5 6 CE
k A ¡C
REF
p
MEAS MORE
1 2 3
M F
TC MODES
MULT DIV
/ +
0 • SHIFT ENTER ÷
x
20V PK MAX
ProcessMeter™
Performance Verification
Maximum
100.02 Hz
1000.2 Hz
10.002 kHz
EDIT
FIELD
POWER
I
O
adm010F.EPS
25