BS 5863-1: BRITISH STANDARD 1984 IEC 381-1: 1982 Analogue signals for process control systems - Part l: Specification for direct current signals UDC 681.527.7:621.391.3.024:621.372.037.33 BSi NOCOPYINGWITHOUTBSIPERMISSION BS 5863-1:1984 Committees responsible for this British Standard BSI The preparation of this British Standard was entrusted by the Industrial-process Measurement and Control Standards Committee (PCL/-) to Technical Committee PCL/1 upon which the following bodies were represented: British Gas Corporation British Pressure Gauge Manufacturers' Association Department of Energy, Gas Standards Electricity Supply Industry in England and Wales Energy Industries Council Engineering Equipment and Materials Users' Association Gambica (BEAMA Ltd.) Institution of Gas Engineers National Coal Board STC Water Regulations and Fittings Scheme The following bodies were also represented in the drafting of the standard, through subcommittees and panels: British Steel Corporation Health and Safety Executive Institute of Measurement and Control Institution of Chemical Engineers SIRA Ltd. This British Standard, having been prepared under the direction of the Industrial-process Measurement and Control Standards opy: Committee, was published under the authority of the Board of BSI and comes C into effect on Amendments issued since publication nsed 29 February 1984 Licen Amd. No. Comments Date of issue C BSI 12-1999 The following BSI references relate to the work on this standard: Committee reference PCL/1 Draft for comment 76/27133 DC ISBN 0 580 13753 8 BS 5863-1:1984 Contents Page Committees responsible Inside front cover BSI National foreword ii 1 Scope 1 2 Definitions 1 3 Specified values 1 Table I - Ranges of analogue direct current signals 1 CBSI 12-1999 1