YOKOGAWA AQ7280 User Manual

2-51
IM AQ7280-01EN
Optical Pulse Measurement (OTDR)
1
2
3
4
5
6
7
8
Index
• Monitoring Measured Values between Markers (Splice loss, return loss, loss(
1
–
2
), dB/
km(
1
–
2
), loss(
2
–
3
), dB/km(
2
–
3
))
To display monitor items, you need to set markers. Averaged measurement and real-time
measurement can be performed even when the schedule measurement screen is displayed.
Connect the optical fiber cable to be monitored and execute an optical pulse measurement.
Then set the markers necessary for item display (events). For details on how to set markers, see
section 4.1. For details on the items, see “Splice Loss” in section 1.4.
• Monitoring Measured Values at Fixed Points (Point
A
, Point
B
, Point
C
, Point
D
)
Monitors the variation in the measured values at the specified points. You can set up to four
points.
A B C D
Starting a Schedule Measurement
5. Press the Start Schedule Measurement soft key. Measurement will start according to the start
time setting.
To stop an ongoing schedule measurement, press the Stop Schedule Measurement soft key.
Save Destination File Name
Schedule measurement data is saved to the following path.
Root folder
SCHEDULE
2014 (year)
10 (month)
20 (day)
09 (hour)
Measured data file
In the above example, the save destination of a file saved at 9:00 on October 20, 2014 is shown.
The file name is
wavelength_min.SOR.
The name of the file for 1310 nm and 9:20 is
1310_20.SOR
2.9 Monitoring Optical Fiber Cables (/MNT option)

YOKOGAWA AQ7280 Specifications

General

Brand	YOKOGAWA
Model	AQ7280
Category	Measuring Instruments
Language	English