Chapter 8 USING OPTIONS AND EXTERNAL DEVICES
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Command Input Examples (RS-232C)
This section explains how to enter commands to operate the instrument using
HyperTerminal of Microsoft Windows2000.
When sending commands using HyperTerminal, command codes are sent from the
personal computer to the instrument, one key input at a time. As a result, the
device message cannot be recognized correctly if two or more seconds are spaced
between key inputs.
Setting measurement conditions
• Set “80km” distance range. :R3ENTER
• Set “100ns” pulse width. :PW3ENTER
• Set “3min” average interval. :NUM5ENTER
• Set “High return loss average”. :AVE2ENTER
• Set “80km” distance range. :R3ENTER
Starting measurement
• Real-time measurement :ST1ENTER
• Average measurement (new) :ST3ENTER
Checking measurement status
:STR1ENTER
Return value :0 (measurement halted), 1 to 3 (measurement in
progress)
Saving measured data
• Set storage media “USB” and file name “Fiber”. :FDA5,FiberENTER
• Set file type “.SOR (Telcordia)”. :FF6ENTER
• Save the data. :FSTENTER
Caution