Chauvin Arnoux ORITEL RW 501, User Manual

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8
➄
6-position reflected power switch to select the range adapted to the reflected power of the load
between 0.3 W and 100 W full scale.
➅
3-position function switch:
- measurement of incident power
- measurement of reflected power
- battery voltage test
➆
Measurement push button to start the instrument, automatic cut-off after approximately 10 minutes
operation.
2.2 2.2
2.2 2.2 2.2
Bac Bac
Bac Bac Back
k
k k k
A battery compartment access cover is located at the base of the back of the instrument (see § 5.1
Replacement of batteries).
3. USE 3. USE
3. USE 3. USE
3. USE
3.1 3.1
3.1 3.1
3.1 Installation Installation
Installation Installation
Installation
■
First ensure that the transmitter is not in operation.
■
Connect up the instrument between the transmitter output and the antenna or the 50
Ω
load.
■
Put the function switch on the “Battery test” position, press on the Measurement push button and
check the battery charge status on the galvanometer. If the charge is alright, the finger should be in
the range indicated on the galvanometer. Otherwise, to change the batteries, refer to § 5.1 Replacement
of batteries.
3.2 3.2
3.2 3.2 3.2
Measurement of incident po Measurement of incident po
Measurement of incident po Measurement of incident po Measurement of incident power
wer
wer wer wer
n
Put the function switch on “Incident power”.
n
If you do not know the power, first position the switch
➃
on the highest setting (300 W).
n
Turn on the transmitter
n
Press on the Measurement button
n
Select the most appropriate setting to read off the measurement.
3.3 3.3
3.3 3.3 3.3
Measurement of reflected po Measurement of reflected po
Measurement of reflected po Measurement of reflected po Measurement of reflected power
wer
wer wer wer
n
Put the function switch on “Reflected power”.
n
Put the switch
➄
on the 100 W setting (the highest setting).
n
Press on the Measurement button.
n
Select the most appropriate setting to read off the measurement.
Note : Note : Note : Note : Note :
The instrument is only set in operation when the Measure button is pressed. This arrangement allows
for a comfortable operating autonomy.
Operation is stopped automatically, 5 to 10 minutes after initiation.
Should measurement not be complete, press on the Measurement button once more.