Table of Contents
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Installation and operating manual
Content
1. Safety information .......................................................................................................................................... 4
1.1. Pictograms and symbols .......................................................................................................................... 4
1.1.1. In this documentation ........................................................................................................................................................4
1.1.2. On the device .......................................................................................................................................................................4
1.2. Signal words according to ISO 3864 and ANSI Z.535 ................................................................................ 4
1.3. Safety instructions .................................................................................................................................. 5
1.4. Transport and storage ............................................................................................................................. 6
1.5. Intended use ........................................................................................................................................... 7
1.6. Warranty and liability ............................................................................................................................. 7
2. Product information ....................................................................................................................................... 8
2.1. Scope of delivery .................................................................................................................................... 8
2.2. Type plate ............................................................................................................................................... 8
2.3. Product overview and description ........................................................................................................... 9
2.3.1. Identification based on product code.............................................................................................................................9
2.3.2. Product description ......................................................................................................................................................... 10
2.3.3. Operating principle .......................................................................................................................................................... 10
2.4. Control and display elements ................................................................................................................ 11
2.4.1. Version with display ......................................................................................................................................................... 11
2.4.2. Version with LED .............................................................................................................................................................. 11
2.4.3. Direction of flow ............................................................................................................................................................... 12
2.5. Dimensions ........................................................................................................................................... 13
2.6. Technical data ....................................................................................................................................... 14
2.7. Measuring ranges ................................................................................................................................. 15
3. Installation ................................................................................................................................................... 17
3.1. Warning ................................................................................................................................................ 17
3.1.1. Requirements for piping ................................................................................................................................................. 17
3.1.2. Requirements for inlet/outlet sections ....................................................................................................................... 17
3.1.3. Turning housing ................................................................................................................................................................ 18
3.2. Installation ........................................................................................................................................... 19
4. Electrical installation .................................................................................................................................... 20
4.1. Pin assignment of plug-type connectors ................................................................................................ 20
4.2. Connection options ............................................................................................................................... 20
4.2.1. Bidirectional RS485 bus system .................................................................................................................................... 20
4.2.2. Current output 4 ... 20 mA, 3-wire .............................................................................................................................. 21
4.2.3. MBus.................................................................................................................................................................................... 21
4.2.4. Galvanically isolated pulse output ............................................................................................................................... 22
4.3.1. Bidirectional RS485 bus system .................................................................................................................................... 23
4.3.2. Current output 4 ... 20 mA, 3-wire ............................................................................................................................... 24
4.3.3. Galvanically isolated pulse output ............................................................................................................................... 24
4.4.1. Bidirectional RS485 bus system .................................................................................................................................... 25
4.4.2. Current output 4 ... 20 mA, 3-wire ............................................................................................................................... 25
4.4.3. Galvanically isolated pulse output ............................................................................................................................... 26
4.5. Modbus termination ............................................................................................................................. 26
2
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BDL ............................................................................................................. 23
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EN
METPOINT
SF53
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