Table Of Contents - Siemens SITRANS P DS III Operating Instructions Manual

Table of contents

1 Introduction ........................................................................................................................................... 11
1.1 Purpose of this documentation .................................................................................................... 11
1.2 Product information ...................................................................................................................... 11
1.3 History .......................................................................................................................................... 12
1.4 Scope of the instructions .............................................................................................................. 12
1.5 Checking the consignment ........................................................................................................... 13
1.6 Transportation and storage .......................................................................................................... 13
1.7 Notes on warranty ........................................................................................................................ 14
2 Safety instructions ................................................................................................................................. 15
2.1 Precondition for use ..................................................................................................................... 15
2.1.1 Laws and directives ..................................................................................................................... 15
2.1.2 Conformity with European directives ........................................................................................... 16
2.2 Use in hazardous areas ............................................................................................................... 17
3 Description ............................................................................................................................................ 19
3.1 System configuration ................................................................................................................... 19
3.2 Application range ......................................................................................................................... 20
3.3 Structure ....................................................................................................................................... 22
3.4 Nameplate layout ......................................................................................................................... 23
3.5 Measuring point label layout ........................................................................................................ 24
3.6 Functional principle ...................................................................................................................... 24
3.6.1 Overview of mode of operation .................................................................................................... 24
3.6.2 Operation of the electronics ......................................................................................................... 25
3.6.3 Measuring cell operation .............................................................................................................. 26
3.6.3.1 Measuring cell for gauge pressure............................................................................................... 27
3.6.3.2 Measuring cell for differential pressure and flow rate .................................................................. 28
3.6.3.3 Measuring cell for level ................................................................................................................ 29
3.6.3.4 Measuring cell for absolute pressure from the differential pressure series ................................. 30
3.6.3.5 Measuring cell for absolute pressure from the gauge pressure series ........................................ 31
3.6.3.6 Measuring cell for gauge pressure, front-flush membrane .......................................................... 32
3.6.3.7 Measuring cell for absolute pressure, front-flush membrane ...................................................... 32
3.7 Remote seal ................................................................................................................................. 33
3.8 SIMATIC PDM .............................................................................................................................. 34
4 Installing/mounting ................................................................................................................................ 35
4.1 Basic safety instructions .............................................................................................................. 35
4.1.1 Installation location requirements ................................................................................................ 39
4.1.2 Proper mounting........................................................................................................................... 39
SITRANS P DS III with HART
Operating Instructions, 06/2013, A5E00047092-09
5