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1000 Park Drive     •     Lawrence, PA 15055-1018      •     724-746-5500     •     Fax 724-746-0746

© Copyright 2000. Black Box Corporation. All rights reserved.

Содержание FO726

Страница 1: ...1000 Park Drive Lawrence PA 15055 1018 724 746 5500 Fax 724 746 0746 Copyright 2000 Black Box Corporation All rights reserved ...

Страница 2: ...call 724 746 5500 FREE technical support 24 hours a day 7 days a week Call 724 746 5500 or fax 724 746 0746 Mailing address Black Box Corporation 1000 Park Drive Lawrence PA 15055 1018 Web site www blackbox com E mail info blackbox com NOVEMBER 2000 TS725A FO726 FO727 FO728 Fault Finder ...

Страница 3: ...tured in the United States of America meets the intent of the directive 89 336 EEC for electromagnetic compatibility Compliance was demonstrated to the following specifications as listed in the official Journal of the European Communities EN 50081 1 Emissions EN 55022 Radiated Class B EN 55022 Conducted Class B EN 60555 2 Power Harmonics EN 50082 1 Immunity IEC 801 2 Electrostatic Discharge IEC 80...

Страница 4: ...de 48 hours in blinking mode Connector Interface 2 5 mm quick connect port APC type ferrule coupling efficiency reduced by 3 dBm or snap on connector adapters CDRH Class 3a Operating Temperature 14 to 122 F 10 to 50 C Storage Temperature 40 to 140 F 40 to 60 C Humidity Up to 95 relative humidity noncondensing Size 1 x 9 2 54 x 22 9 cm Weight 7 oz 199 g with batteries and pouch Within specified amb...

Страница 5: ...tinuous wave CW and a blink MOD mode that increases viewing contrast or switch the instrument off with one hand A universal quick connect output port enables convenient temporary coupling with all 2 5 mm fiberoptic connectors The instrument can also be used with optional Fault Finder ST SC or FC snap on connector adapters which permit secure coupling with these industry standard fiber optic interf...

Страница 6: ...rs dim during operation it is time to replace the batteries in the unit To install or replace the batteries follow the steps below and refer to the illustration above 1 Make sure the rotary switch is in the OFF position 2 Unscrew the end cap by turning it counterclockwise then remove the used batteries if any 3 Insert two new AA size alkaline batteries positive end first as shown in the illustrati...

Страница 7: ...g faults in optical fibers Fault Finder Snap On Connector Adapters Optional Fault Finder snap on connector adapters are available for ST SC and FC fiberoptic connectors These adapters fasten securely to fiberoptic connectors and prevent them from pulling loose from the instrument To use a snap on connector adapter with the Fault Finder follow the steps below 1 Select the appropriate Fault Finder s...

Страница 8: ...ents on active fibers can focus an intense laser beam onto the retina of the eye resulting in permanent damage or blindness Always aim the free end of an active fiber at a non reflective surface Applications The Fault Finder is designed to quickly locate breaks in optical fibers Any interruption in continuity will be indicated by red light escaping from the fiber Light can also escape from the fib...

Страница 9: ...eak inside or past the ferrule will make it glow as shown above If the entire connector glows it is definitely bad A glowing ferrule can also indicate a bad endface polish If the endface polish is bad light in the fiber will be reflected internally and will be visible through the ferrule as shown above ...

Страница 10: ...he wand remove it and discard Do not reuse the cleaning wand Cleaning the Laser Lens If the intensity of the light output decreases considerably despite the batteries being in good condition the laser lens is probably dirty Loose dirt can be removed by applying suction to the output port NOTE Do not blow air into the output port to remove dirt particles Doing so will only pack the dirt and make it...

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