Résumé du contenu de la page N° 1
© Siemens AG 2008
SITRANS P
measuring instruments
for pressure
2/2 Product overview 2/150 Remote seals for transmitters and
pressure gages
2/4 Transmitters for gage, absolute and
2/150 Technical description
differential pressure
2/158 Diaphragm seals of sandwich design
2/4 Z series for gage pressure
2/161 Diaphragm seals of flange design
2/6 Z series for gage and absolute pressure
2/170 Quick-release diaphragm seals
2/12 SITRANS P250 for differential pressure
2/173 Miniature diaphragm seal
2/1
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© Siemens AG 2008 SITRANS P measuring instruments for pressure Product overview ■ Overview Application Description Page Software for Parameterization SITRANS P – measuring instruments for pressure, absolute pressure, differential pressure, flow and level Two- or three-wire transmitters SITRANS P, Z series 2/4 – 2 for measuring gage and abso- Compact single-range transmitters lute pressure Analog electronics Available ex stock Two- or three-wire transmitters SITRANS P250 2/12 – for measurin
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© Siemens AG 2008 SITRANS P measuring instruments for pressure Product overview Application Description Page Software for Parameterization 2-wire transmitter for measuing SITRANS P, MPS series (submersible sensor) 2/146 – hydrostatic levels For measuring liquid levels in wells, tanks, channels, dams etc. 2 Remote seals for measuring Remote seals in sandwich and flange designs 2/150 – viscous, corrosive or fibrous Quick-release remote seals for the food industry media (as well as media at W
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© Siemens AG 2008 SITRANS P measuring instruments for pressure Transmitters for gage, absolute and differential pressure Z series for gage pressure ■ Overview ■ Design The main components of the pressure transmitter are: • Brass housing with silicon measuring cell and electronics plate • Process connection 2 • Electrical connection The silicon measuring cell has a thin-film strain gage which is mounted on a ceramic diaphragm. The ceramic diaphragm can also be used for aggressive media. The pr
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© Siemens AG 2008 SITRANS P measuring instruments for pressure Transmitters for gage, absolute and differential pressure Z series for gage pressure Design ■ Technical specifications Weight ≈ 0.2 kg (≈ 0.44 lb) SITRANS P pressure transmitter, Z series for gage pressure Wetted parts materials Mode of operation • Measuring cell Al O - 96% 2 3 Measuring principle Thin-film strain gage • Process connection Brass, mat. No. 2.0402 Input 2 • Gasket Viton Measured variable Realtive pressure Process
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© Siemens AG 2008 SITRANS P measuring instruments for pressure Transmitters for gage, absolute and differential pressure Z series for gage and absolute pressure Measuring range ≥1 bar (≥14.5 psi) ■ Overview Main components: • Stainless steel housing with ceramic measuring cell and elec- tronics module. The temperature-compensated ceramic mea- suring cell has a thin-film strain gage which is mounted on a ceramic diaphragm. The ceramic diaphragm can also be 2 used for aggressive media. • Process
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© Siemens AG 2008 SITRANS P measuring instruments for pressure Transmitters for gage, absolute and differential pressure Z series for gage and absolute pressure Power supply U H ■ Technical specifications Terminal voltage on pressure trans- SITRANS P pressure transmitters, Z series for gage pressure, abso- mitter lute pressure and level • For current output 10 ... 36 V DC Mode of operation • For voltage output signal (only 15 ... 36 V DC • Measuring range <1 bar Piezo-resistive measuring rang
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© Siemens AG 2008 SITRANS P measuring instruments for pressure Transmitters for gage, absolute and differential pressure Z series for gage and absolute pressure 2 Pressure transmitter 7MF1564-... with process connection 7/16-20 UNF Pressure transmitter 7MF1564-... with process connection ½"-14 NPT male, dimensions in mm (inch) male, dimensions in mm (inch) Pressure transmitter 7MF1564-... with process connection ¼"-18 NPT Pressure tran
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© Siemens AG 2008 SITRANS P measuring instruments for pressure Transmitters for gage, absolute and differential pressure Z series for gage and absolute pressure Selection and Ordering data Order No. Order code ■ SITRANS P pressure transmitters for pressure, series Z for gage and absolute pressure D) 7 MF 1 5 6 4 -77777 -777 1 777 2 or 3-wire system, rising characteristic curve Measuring range perm. working pressure Burst pressure Min. Max. 2 For gage pressure with metal measuring cell 0 ... 100
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© Siemens AG 2008 SITRANS P measuring instruments for pressure Transmitters for gage, absolute and differential pressure Z series for gage and absolute pressure Selection and Ordering data Order No. Order code ■ SITRANS P pressure transmitters for pressure, series Z for pressure and absolute pressure D) 7 MF 1 5 6 4 -77777 -777 1 777 2 or 3-wire system, rising characteristic curve Measuring range Perm. working pressure Burst pressure min. max. 2 Measuring ranges for gage pressure (only for US ma
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© Siemens AG 2008 SITRANS P measuring instruments for pressure Transmitters for gage, absolute and differential pressure Z series for gage and absolute pressure Selection and Ordering data Order No. Order code ■ SITRANS P pressure transmitters for pressure, series Z for pressure and absolute pressure D) 7 MF 1 5 6 4 -77777 -777 1 777 2 or 3-wire system, rising characteristic curve Process connection G½" male to EN 837-1 (½" BSP male) (standard for metric pressure ranges mbar, bar) } A 2 G½" male
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© Siemens AG 2008 SITRANS P measuring instruments for pressure Transmitters for gage, absolute and differential pressure SITRANS P250 for differential pressure Mode of operation ■ Overview p p 1 2 U const. 2 U I , U I 0 B SITRANS P250 pressure transmitter, function diagram The piezo-resistive ceramic measuring cell (membrane) has a Wheatstone bridge circuit, on which the operating pressure P1 and P2 of the media acts at both ends. The voltage output from the measuring cell is converted by an
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© Siemens AG 2008 SITRANS P measuring instruments for pressure Transmitters for gage, absolute and differential pressure SITRANS P250 for differential pressure Conditions of use Measuring range Max. per- Burst Max. per- Accuracy missible pressure missible Ambient conditions operating operating pressure pressure • Temperature of medium -15 ... +85 °C (5 ... 185 °F) (on either (on one • Ambient temperature -15 ... +85 °C (5 ... 185 °F) side) side) • Storage temperature -40 ... +85 °C (-40 ...
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© Siemens AG 2008 SITRANS P measuring instruments for pressure Transmitters for gage, absolute and differential pressure SITRANS P250 for differential pressure Connection: 1 (+U ), Round connector B 1+ 2 (-), EN 60130-9 + 1 U 3 (+U ) 3 2+ B 0 R U 2 L O U Output voltage O 3- R Load L U Power supply B 2 Connection with voltage output 0 ... 5 V DC (0 ... 10 V DC) and plug to EN 175301-803-A 1 Connection: 1 (+U , brown), B 2 (+U , green), U + 3 0 O 3 U 3 (-, white) B R 2 2 L U Ou
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© Siemens AG 2008 SITRANS P measuring instruments for pressure Transmitters for gage, absolute and differential pressure SITRANS P250 for differential pressure Process connections Ø Width across LX flats [mm] [inch] [mm] [inch] [mm] [inch] Pipe union with screw-in nipple for outer pipe 6a = 10 24 65 (stainless steel 1.4305/AISI 303) L b = 12 2 8a = 12 26 67 b = 14 ab Female thread G1/8 - a = 14 12 53 L (stainless steel 1.4305/AISI 303) G1/8 a Pipe union with screw-in nipple for outer pipe 6a =
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© Siemens AG 2008 SITRANS P measuring instruments for pressure Transmitters for gage, absolute and differential pressure SITRANS P250 for differential pressure Selection and ordering data Order No. Order code ■ SITRANS P 250 pressure transmitter for differential pressure 7 M F 1 6 4 1 -7777 0 -777 0 777 Accuracy ≤ 1 %, wetted parts ceramic/stainless steel 1.4301, scope of delivery: transmitter, mounting bracket and instruction manual, without explosion protection Measuring range 0 ... 0.1 bar (
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© Siemens AG 2008 SITRANS P measuring instruments for pressure Transmitters for gage, absolute and differential pressure ZD series for gage and absolute pressure At the rear of the housing is the electrical connection for the volt- ■ Overview age supply using a current loop 4 ... 20 mA. The connection is made with a plug connector. At the front of the housing is the 5-digit display behind a glass cover. Underneath the display are the 3 keys for parameterizing the pressure transmitter. Above t
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© Siemens AG 2008 SITRANS P measuring instruments for pressure Transmitters for gage, absolute and differential pressure ZD series for gage and absolute pressure • Upper and lower current saturation limit Rated conditions • Electrical damping Ambient conditions The other two keys are used to set the values in the individual op- • Ambient temperature -25 ... +85 °C (-13 ... +185 °F) erating modes. • Storage temperature -40 ... +85 °C (-40 ... +185 °F) Two LED indicators are fitted above the displ
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© Siemens AG 2008 SITRANS P measuring instruments for pressure Transmitters for gage, absolute and differential pressure ZD series for gage and absolute pressure ■ Dimensional drawings 67$%#%% 67$%#%% 0;$#::% 07$;$#<% 2 ,?@$; , 8= > ,?@$; 8= > 9: -8 80= > - )7 -8 +=7%: SITRANS P pressure transmitters, ZD series, dimensional drawing, dimensions in mm (inch) ■ Schematics
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© Siemens AG 2008 SITRANS P measuring instruments for pressure Transmitters for gage, absolute and differential pressure ZD series for gage and absolute pressure Selection and Ordering data Order No. Ord. Code Selection and Ordering data Order Code SITRANS P pressure transmitters, ZD 7M F 1 5 8 0 - Further designs series for gage and absolute pressure Please add "Z" to Order No. and specify Order Conformity error 0.25%, range adjustment 7777 0 777 code(s) and plain text. 1 : 5 (max. 1 : 10), ho
