Transition Networks VDC-TO-12, VDC SPS-48V User Manual

COMPLIANCE INFORMATION
UL Listed C-UL Listed (Canada) CISPR/EN55022 Class A
FCC Regulations
This equipment has been tested and found to comply with the limits for a class A digital device, pursuant to part 15 of the FCC rules. These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the instruction manual, may cause harmful interference to radio communications. Operation of this equipment in a residential area is likely to cause harmful interference, in which case the user will be required to correct the interference at the user’s own expense.
Canadian Regulations
This digital apparatus does not exceed the Class A limits for radio noise for digital apparatus set out on the radio interference regulations of the Canadian Department of Communications.
Le présent appareil numérique n'émet pas de bruits radioélectriques dépassant les limites applicables aux appareils numériques de la class A prescrites dans le Règlement sur le brouillage radioélectrique édicté par le ministère des Communications du Canada.
European Regulations
Warning
This is a Class A product. In a domestic environment this product may cause radio interference in which case the user may be required to take adequate measures.
Achtung !
Dieses ist ein Gerät der Funkstörgrenzwertklasse A. In Wohnbereichen können bei Betrieb dieses Gerätes Rundfunkstörungen auftreten, in weichen Fällen der Benutzer für entsprechende Gegenmaßnahmen werantwortlich ist.
Attention !
Ceci est un produit de Classe A. Dans un environment domestique, ce produit risque de créer des interférences radioélectriques, il appartiendra alors à l’utilsateur de prende les measures spécifiques appropriées.
Trademark Notice
All registered trademarks and trademarks are the property of their respective owners.
Copyright Restrictions
© 2001 TRANSITION Networks. All rights reserved. No part of this work may be reproduced or used in any form or by any means – graphic, electronic, or mechanical – without written permission from TRANSITION Networks.
Printed in the U.S.A. 33212.A
The TRANSITION Networks SPS-48V 48-to-12 VDC External Power Supply provides isolated 12 VDC output voltage from a 48 VDC external input voltage source to a media converter or similar devce.
48 VDC-to-12 VDC
External Power Supply
SPS-48V
USER’S GUIDE
Installation .................................2
Maintenance ..............................4
Technical Specifications.............6
Compliance Information.............8
INSTALLATION
NOTE: The TRANSITION Networks 48-to-12 VDC External Power Supply is shipped with four (4) attached feet.
1. For installation, place on any well-ventilated table-top or shelf with access to a 48 VDC power source.
2. Connect barrel connector attached to 12 VDC cord on External Power Supply to media converter or similar device
CAUTION: Ensure that 48 VDC power source is NOT powered when connecting power to the 48-to-12 External Power Supply. Failure to observe this caution could result in damage to, and subsequent failure of, the 48-to­12 External Power Supply and of any attached device.
3. Ensure that external power source is powered OFF.
Compliance UL listed EN60950; FCC & CISPR class A; CE Mark Dimensions 5.6" x 3.3"" x 1.6"" Power Distribution +12VDC at 0.8 A maximum. Power Consumption 14 watts maximum Long Term Stability 0.1% for eight (8) hours (after 20 minutes warm-up) Efficiency 70 % (typical) Noise and Ripple 1% peak-to-peak of output voltage (typical) MTBF Greater than 60,000 hours with typical load operating
at 20°C ambient temperature (calculated according to MIL-HDBK-217E)
Environment Typical Operating Temperature*: 0-50°C (32°to 122°F )
Storage Temperature: -20 to 85°C Humidity: 10-90%, non condensing Altitude: 0-10,000 feet
Warranty Lifetime *At operating temperature range 50°C-70°C, operates linearly to 50% of full
rating.
DECLARATION OF CONFORMITY
Name of Mfg: Transition Networks
6475 City West Parkway, Minneapolis MN 55344 USA Model: SPS-48V External Power Supply Part Number: SPS-48V Regulation: EMC Directive 89/336/EEC
Purpose: To declare that the SPS-48V to which this declaration refers is in
conformity with the following standards.
EMC-CISPR 22: 1985 Class A; EN 55022: 1988 Class A; EN 50082-1:1992; EN 60950 A4:1997; IEC 801.2, IEC 801.3, and IEC 801.4; IEC 950
I, the undersigned, hereby declare that the equipment specified above conforms to the
above Directive(s) and Standard(s).
_May 8, 2001_____
Stephen Anderson, Vice-President of Engineering Date
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