42
Agilent U1251A/U1252A User’s and Service Guide
2
Making
Measurements
Frequency Counter
1
Set the rotary switch to
.
2
Push
to select the Frequency counter (Hz) function.
“- 1- “ on the secondary display means the input signal
frequency is divided by 1. This accommodates for higher
frequency range of up to 2 MHz.
3
Connect the red and black test leads to input terminals
V
and
COM
respectively.
4
Probe the test points and read the display.
5
If the reading is unstable or zero, push
to select
division of input signal frequency by 100. This
accommodates for higher frequency range of up to 20
MHz.
6
The signal is out of specification if the reading is still
unstable after Step 5.
While the secondary display shows “- 1- “, you may scroll
through the pulse width (ms), duty cycle (%) and frequency
(Hz) measurements by pushing
.
WA RN I N G
Use the frequency counter for low voltage application. Never use the
frequency counter on line power system.
Hz
Содержание U1251A
Страница 1: ...Agilent Technologies Agilent U1251A and U1252A Handheld Digital Multimeter User s and Service Guide...
Страница 34: ...34 Agilent U1251A U1252A User s and Service Guide 1 Getting Started Tutorial...
Страница 37: ...Making Measurements 2 Agilent U1251A U1252A User s and Service Guide 37 Figure 3 Measuring AC voltage MAX...
Страница 43: ...Making Measurements 2 Agilent U1251A U1252A User s and Service Guide 43 Figure 8 Measuring frequency Push MAX...
Страница 47: ...Making Measurements 2 Agilent U1251A U1252A User s and Service Guide 47 Figure 11 Conductance measurement MAX...
Страница 74: ...74 Agilent U1251A U1252A User s and Service Guide 3 Features and Functions Figure 26 Log review mode operation...
Страница 112: ...112 Agilent U1251A U1252A User s and Service Guide 5 Maintenance Figure 52 Battery charging procedures...
Страница 114: ...114 Agilent U1251A U1252A User s and Service Guide 5 Maintenance Figure 53 Fuse replacement Fuse 1 Fuse 2...
Страница 116: ...116 Agilent U1251A U1252A User s and Service Guide 5 Maintenance...
Страница 120: ...120 Agilent U1251A U1252A User s and Service Guide 6 Accessories...
Страница 156: ...156 Agilent U1251A U1252A User s and Service Guide 8 Specifications...