Abstract： IEC 60864-2:1997 pdf free download.Standardization of interconnections between broadcasting transmitters or transmitter systems and supervisory equipment - Part 2: lnterface standards for systems usingdata bus type interconnections. 3.1.3 a...

IEC 60864-2:1997 pdf free download.Standardization of interconnections between broadcasting transmitters or transmitter systems and

supervisory equipment - Part 2: lnterface standards for systems usingdata bus type interconnections.

3.1.3 active reserve: System of transmitters in which the reserve is in continuous use and contributes to the output power, for

example, parallel operation.

See figure A.3.

3.1.4 alarm: Indication of an abnormal status.

3.1.5 automatic: Term used to describe a system which acts in a predetermined way, without the external intervention of an

operator.

See figure 1.

3.1.6 automatic changeover: Changeover action, which occurs in a preselected way. without the external intervention of an operator.

3.1.7 basic transmitter: Individual transmitters in a system consisting of more than one transmitter.

3.1.8 changeover: Transfer from one signal path or item of equipment to another, normally a spare or reserve, provided as part of a transmitter system.

3.1.9 command: Action by means of which any part of a transmitter system is made to change its status.

3.1.10 command circuit: Circuit in a supervisory system. by means of which each command is sent to the transmitter.

3.1.11 control system: System used to operate a transmitter, transmitter system and/or the associated equipment by means of one or more commands.

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