Siemens 7ML5431 Operating Instructions Manual page 4

Table of contents
4.3.3 Orientation in a vessel with obstructions .............................................................................32
4.3.4 Mounting on a Stillpipe or Bypass Pipe ...............................................................................32
4.3.5 Device orientation...............................................................................................................33
4.4 Installation instructions .......................................................................................................33
4.4.1 Threaded versions..............................................................................................................34
4.4.2 Flanged versions ................................................................................................................35
4.4.3 Hygienic versions ...............................................................................................................37
4.5 Disassembly .......................................................................................................................38
5 Connecting ................................................................................................................................. 39
5.1 Basic safety information .....................................................................................................39
5.1.1 Condensation in the device ................................................................................................39
5.2 Connecting SITRANS LR250..............................................................................................40
5.3 Wiring setups for hazardous area installations ....................................................................42
5.3.1 Intrinsically safe wiring........................................................................................................43
5.3.2 Non-sparking wiring ............................................................................................................44
5.3.3 Non-incendive wiring (US/Canada only)..............................................................................45
5.3.4 Flameproof wiring ...............................................................................................................45
5.3.5 Increased safety wiring .......................................................................................................46
5.3.6 Explosion-proof wiring (US/Canada only)............................................................................46
5.4 Instructions specific to hazardous area installations ............................................................47
5.4.1 (Reference European ATEX Directive 2014/34/EU) ............................................................47
6 Commissioning ........................................................................................................................... 49
6.1 Basic safety information .....................................................................................................49
6.2 Operating via the handheld programmer .............................................................................49
6.2.1 Power up ............................................................................................................................50
6.2.2 Handheld programmer functions .........................................................................................50
6.2.2.1 The LCD display .................................................................................................................51
6.2.2.2 Handheld programmer (Part No. 7ML1930-1BK) ................................................................53
6.2.3 Programming .....................................................................................................................54
6.2.3.1 Quick Start Wizard via the handheld programmer ...............................................................59
6.2.3.2 Auto False Echo Suppression.............................................................................................62
6.2.3.3 Requesting an Echo Profile ................................................................................................62
6.3 Application examples .........................................................................................................63
6.3.1 Liquid resin in storage vessel, level measurement ..............................................................63
6.3.2 Horizontal vessel with volume measurement ......................................................................65
6.3.3 Application with stillpipe ......................................................................................................66
7 Remote operation ....................................................................................................................... 69
7.1 Operating via SIMATIC PDM ..............................................................................................69
7.1.1 Functions in SIMATIC PDM ................................................................................................69
7.1.1.1 PDM function overview .......................................................................................................69
7.1.1.2 Features of SIMATIC PDM Rev. 6.0, SP4 or higher ............................................................69
7.1.1.3 Features of SIMATIC PDM Rev. 5.2, SP1 ...........................................................................70
7.1.1.4 SIMATIC PDM Version .......................................................................................................70
7.1.2 Initial setup .........................................................................................................................70
7.1.2.1 Deactivating buffers ............................................................................................................71
7.1.3 Updating the Electronic Device Description (EDD) ..............................................................72
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SITRANS LR250 with mA/HART
Operating Instructions, 10/2019, A5E32220602-AG