Fluke 867B - Duty Cycle Performance Test; Duty Cycle Test

867B,863
Service Manual
4-14
Duty Cycle Test 4-12.
Rotate the GMM selector to AC Volts ( ). Check that ‘Full Auto’ is selected in the
display above x. Select Hz and Duty Cycle. Connect the GMM and the PM5139 in
Configuration 10 (Figure 4-6) and perform the test shown in Table 4-12.
Table 4-12. Duty Cycle Performance Test
Range Input Input Source Lower Limit Upper Limit
AUTO 50.00% 10 kHz, 0.2V p-p
square
PM 5139 49.8 50.2
FREEZE
DISPLAY
MODE
SAVE
PRINT
MIN
MAX
RANGE
WAKE U P
HZ
TOUCH
HOLD
12 53 4
ACOMVEXT TRIG mA/
A
LOCAL
ADDR
x10
OUTPUT
Zo 50
Ω
PM 5139 function generator 0.1 mHz 10MHz
RESET
RANGE
A
mV
V
V
Hi Z
mA
A
os33f.eps
Figure 4-6. Configuration 10 (PM5139)