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4

SHM-NPR 2-WIRE

TRADEMARKS USED IN THIS MANUAL

Any trademarks mentioned in this manual are
acknowledged to be the property of the trademark
owners.

Содержание ME738A-F

Страница 1: ...RMATION Order toll free in 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 C...

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 meas...

Страница 3: ...vabo 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...

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 2 WIRE TRADEMARKS USED IN THIS MANUAL Any trademarks mentioned in this manual are acknowledged to be the property of the trademark owners...

Страница 6: ...5 CONTENTS Contents Section Page 1 Specifications 6 2 Introduction 7 2 1 Description 7 2 2 Features 9 2 3 Applications 9 3 Installation 11...

Страница 7: ...face RS 232 DCE Connectors ME738A F 1 DB25 female 1 2 screw terminal block ME738A M 1 DB25 male 1 2 screw terminal block Operating Temperature 32 to 140 F 0 to 60 C Maximum Altitude 10 000 ft 3048 m H...

Страница 8: ...able to use the 2 wire telephone line already installed in your building You can plug the SHM NPR directly into the back of your terminal there s no need for an extra cable Two models are available M...

Страница 9: ...ntly high or constantly low Table 2 1 shows the transmission ranges you can expect with the SHM NPR 2 Wire The figures are only approximate the conditions in your own installation will determine how f...

Страница 10: ...or single twisted pair Transmission range up to 1 4 mi 2 25 km Plugs directly into the RS 232 C V 24 connector Operates without AC power Compact and lightweight Easy to install 2 3 Applications Figure...

Страница 11: ...10 SHM NPR 2 WIRE Figure 2 3 Typical application 2 IBM 3274 Control Unit IBM 3270 Async Terminal SHM NPR SHM NPR...

Страница 12: ...ock into the two LINE screws observing correct polarity The CENTER of one modem should be connected to the CENTER of the other modem and GND should be connected to GND For coax applications connect th...

Страница 13: ...1000 Park Drive Lawrence PA 15055 1018 724 746 5500 Fax 724 746 0746 Copyright 2000 Black Box Corporation All rights reserved...

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