Keysight U1241B User's And Service Manual

Notices Copyright Notice © Keysight Technologies 2009 - 2016 No part of this manual may be reproduced in any form or by any means (including electronic storage and retrieval or translation into a foreign language) without prior agreement and written consent from Keysight Technologies as governed by Uni ...

3 Safety Symbols The following symbols on the instrument and in the documentation indicate precautions which must be taken to maintain safe operation of the instrument. Direct current (DC) Caution, risk of electric shock Alternating current (AC) Caution, risk of danger (refer to this manual for specific W ...

General Safety Information The following general safety precautions must be observed during all phases of operation, service and repair of this instrument. Failure to comply with these precautions or with specific warnings elsewhere in this manual violates safety standards of design, manufacture and int ...

5 WARNING – Inspect the test probes for damaged insulation or exposed metal, and check for continuity. Do not use the test probe if it is damaged. – Do not use repaired fuses or short-circuited fuse-holders. For continued protection against fire, replace the line fuses only with fuses of the same volt ...

Measurement Category The U1241B and U1242B have a safety rating of CAT III, 1000 V; and CAT IV, 600 V. O Other circuits that are not directly connected to the mains. Measurement CAT II Measurements performed on circuits directly connected to a low-voltage installation. Examples are measurements on hous ...

7 Environment Conditions This instrument is designed for indoor use, in areas with low condensation and to be used with standard or compatible test probes. Environment Conditions Requirements Operating environment Full accuracy at –10 °C to 55 °C Operating relative humidity Full accuracy up to 80% RH ...

Regulatory Information The Keysight U1241B and U1242B comply with the following Electromagnetic Compatibility (EMC) and safety compliances: EMC Compliance – IEC 61326-1:2012 / EN 61326-1:2013 – CISPR 11:2009 / EN 55011:2009 – IEC 61000-4-2:2008 / EN 61000-4-2:2009 – IEC 61000-4-3:2006+A1:2007+A2 ...

9 Regulatory Markings The CE mark is a registered trademark of the European Community. This CE mark shows that the product complies with all the relevant European Legal Directives. The CSA mark is a registered trademark of the Canadian Standards Association. ICES/NMB-001 indicates that this ISM device com ...

Waste Electrical and Electronic Equipment (WEEE) Directive 2002/96/EC This instrument complies with the WEEE Directive (2002/96/EC) marking requirement. This affixed product label indicates that you must not discard this electrical or electronic product in domestic household waste. Product category: Wi ...