Harris OTM-20, Руководство по установке и эксплуатации

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OTM-20 Installation and Operation Handbook 1-1
Section 1
♦
Introduction
NOTE : Please read the manual carefully before using any of the Harris fiber-optic instruments. Always
observe the warnings and cautions appearing throughout this manual. Bodily injury or damage to the
instrument can be caused when not following directions.
The Harris
®
OTM-20 Optical Test Meter is a new generation optical inspection tool.
This hand-held, intelligent, easy-to-use instrument is designed for fiber network
installation, verification, and
routine inspection and maintenance. The OTM-20 has a
large memory capacity, and can transfer the testing data to a PC by associated software
for analyzing, graphic drawing, reporting, and printing previously stored data. Its
microprocessor and linear magnifying technology provides long-term stability. The
OTM-20 combines the function of the Laser Source (& Visible Laser) and the Power
Meter. It is ideal for both single-mode and multi-mode fiber checkouts.
This manual contains the information necessary for the proper operation and
maintenance of the Harris
Optical Test Meters. It also provides troubleshooting and
service information.
The OTM-20 features are:
•
Support quick test, intelligent operation
•
Graphic interface on a large easy to read LCD display
•
Bilingual operation (English and simplified Chinese)
•
Multi-wavelength auto self-testing
•
Relative/absolute power measurement
•
Measures in dB, dBm, and mW
•
Large memory capacity (4000 measurements)
•
RS-232 data upload port, and PC software for previously stored data analyzing,
graphic drawing, and reporting
•
Both continuous wave (CW) and modulated frequency modes
•
Optical connector with dual-wavelength output
•
Supports auto test of optic fiber loss
•
Plotted power value graph
•
Optical power alarm
•
Automatically store data
•
Damp, dust, and shock proof design
•
Powered by a NiMH battery or Power adapter with auto recharging
•
Interchangeable fiber-optic connectors (FC/PC, or optional SC, ST)
•
Battery level indicator and auto recharging display
•
Auto off function conserving battery life