Table Of Contents - Siemens LR250 Instruction Manual

Table of Contents

Safety Notes .............................................................................................................................................1
Safety marking symbols ..............................................................................................................1
FCC Conformity ........................................................................................................................................1
CE Electromagnetic Compatibility (EMC) Conformity ....................................................................2
The Manual ...............................................................................................................................................2
Technical Support ....................................................................................................................................3
SITRANS LR250 Overview ................................................................................................. 5
Specifications ...................................................................................................................... 8
Power............................................................................................................................................. 8
Performance................................................................................................................................. 8
Interface ........................................................................................................................................ 9
Mechanical................................................................................................................................... 9
Environmental ............................................................................................................................ 11
Process........................................................................................................................................ 11
Approvals .................................................................................................................................... 11
Programmer (infrared keypad) .............................................................................................. 13
Dimensions .............................................................................................................................................14
Threaded Horn Antenna with extension ...............................................................................14
Threaded Horn dimensions ......................................................................................................15
Threaded PVDF Antenna ...........................................................................................................15
Threaded PVDF Antenna dimensions ....................................................................................16
Threaded Connection Markings ..............................................................................................16
Flanged Horn dimensions .........................................................................................................16
Flanged Horn with extension ...................................................................................................17
Raised-Face Flange per EN 1092-1 .........................................................................................18
Flat-Face Flange ..........................................................................................................................19
Installation .........................................................................................................................23
Pressure applications ...........................................................................................................................23
Pressure Equipment Directive, PED, 97/23/EC .....................................................................24
Mounting location .................................................................................................................................24
Nozzle design ...............................................................................................................................24
Nozzle location .............................................................................................................................24
Orientation in a vessel with obstructions .............................................................................25
Mounting on a Stillpipe or Bypass Pipe ................................................................................25
Installation Instructions .......................................................................................................................26
Wiring ..................................................................................................................................27
Power .......................................................................................................................................................27
Connecting SITRANS LR250 ...............................................................................................................27
Wiring setups for hazardous area installations ............................................................................28
Intrinsically Safe wiring ...........................................................................................................29
Non-Sparking/Energy Limited wiring .................................................................................. 29
Non-incendive wiring (US/Canada only)............................................................................. 30
Flameproof wiring ..................................................................................................................... 30
Increased safety wiring........................................................................................................... 31
Explosion-proof wiring (US/Canada only) ........................................................................... 31
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