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FCC STATEMENT

FEDERAL COMMUNICATIONS COMMISSION

AND

INDUSTRY CANADA

RADIO FREQUENCY INTERFERENCE STATEMENTS

This equipment generates, uses, and can radiate radio-frequency energy, 
and if not installed and used properly, that is, in strict accordance with the
manufacturer’s instructions, may cause interference to radio communication.
It has been tested and found to comply with the limits for a Class A computing
device in accordance with the specifications in Subpart B of Part 15 of FCC rules,
which are designed to provide reasonable protection against such interference
when the equipment is operated in a commercial environment. Operation of
this equipment in a residential area is likely to cause interference, in which case
the user at his own expense will be required to take whatever measures may be
necessary to correct the interference.

Changes or modifications not expressly approved by the party responsible 
for compliance could void the user’s authority to operate the equipment.

This digital apparatus does not exceed the Class A limits for radio noise emission from
digital apparatus set out in the Radio Interference Regulation of Industry Canada.

Le présent appareil numérique n’émet pas de bruits radioélectriques dépassant les limites
applicables aux appareils numériques de classe A prescrites dans le Règlement sur le
brouillage radioélectrique publié par Industrie Canada.

Содержание ME739A-F-R2

Страница 1: ...the U S Call 877 877 BBOX outside U S 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...

Страница 2: ...operated in a commercial environment Operation of this equipment in a residential area is likely to cause interference in which case the user at his own expense will be required to take whatever measu...

Страница 3: ...abo s tano mojado o cerca de una alberca etc 6 El aparato el ctrico debe ser usado nicamente con carritos o pedestales que sean recomendados por el fabricante 7 El aparato el ctrico debe ser montado a...

Страница 4: ...contactos y recept culos donde salen del aparato 14 El equipo el ctrico debe ser limpiado nicamente de acuerdo a las recomendaciones del fabricante 15 En caso de existir una antena externa deber ser l...

Страница 5: ...4 SHM NPR PLUS TRADEMARKS USED IN THIS MANUAL Any trademarks mentioned in this manual are acknowledged to be the property of the trademark owners...

Страница 6: ...rt on next page Transmission Line 2 wire unconditioned telco type line or single coaxial cable Transmission Level 0 dBm Transmission Controls DCD always on DTR can control carrier DSR turns on immedia...

Страница 7: ...ain relief Temperature Tolerance 32 to 122 F 0 to 50 C Humidity Tolerance Up to 95 noncondensing Enclosure High impact plastic Power 6 VDC 25 milliwatts from Pin 2 4 or 20 of the RS 232 interface Size...

Страница 8: ...igure 2 1 below shows a typical application You can strap the SHM NPR Plus s transmit carrier to be constantly on or to follow be controlled by the DTR signal In controlled operation the local SHM NPR...

Страница 9: ...operates without a power supply transformer To operate properly it must at least be connected to a DTE s Transmit Data TD Pin 2 Receive Data RD Pin 3 and Signal Ground SGND Pin 7 lines In compliance...

Страница 10: ...ck The SHM NPR Plus isn t polarity sensitive It doesn t matter which of the LINE terminals you attach shield to and which one you attach the center wire to Don t attach anything to the SHM NPR Plus s...

Страница 11: ...per to suit your application ON for carrier constantly on CNTR for carrier controlled by RTS 4 Press the two halves of the cover back together 5 Plug the SHM NPR Plus directly into the DTE s RS 232 se...

Страница 12: ...ent and accurate assistance if you have a complete description including the nature and duration of the problem when the problem occurs the components vehicle devices etc involved in the problem any p...

Страница 13: ...1000 Park Drive Lawrence PA 15055 1018 724 746 5500 Fax 724 746 0746 Copyright 1997 Black Box Corporation All rights reserved...

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