Setting Measurement Limits; Limits Checking Application - HP EPM-441A User Manual

Power Meter Operation

Setting Measurement Limits

Setting Measurement Limits
The power meter can be configured to verify the power being measured
against an upper and/or lower limit value. The range of values that can be
set for upper and lower limits is -150 dBm to 230 dBm. The default upper
limit is 90.00 dBm and the default lower limit is -90.00 dBm.
To set the limits:
System
1. Press ,
Inputs
setting of the maximum and minimum limits are displayed under
the and
Max Min
2. To change either of these settings press the appropriate softkey.
The power meter displays the current value in a pop up window.
Modify this value (see below) until the desired value is displayed.
Use or
currently positioned.
Use or
3. To confirm your choice press the appropriate measurement units.
Limits can be disabled and re-enabled simply by pressing
.
Limits Off On
A typical application for this feature is shown in Figure 2-6.
Figure 2-6: Limits Checking Application
Swept Source
OUT
2-30
Input Settings ,
More
softkeys respectively.
to modify the digit on which the cursor is
to move to other digits.
Device
Under Test
IN OUT
, Limits . The current
Power Meter
CHANNEL A
INPUT
HP EPM-441A User's Guide