LAPP AUTOMATIO T-MP, T-MPT Multipoint Temperature Sensor Bukana ea Mosebelisi

Mefuta ea li-sensor TM P, T-MPT (thermocouple, TC) le W-MP, W-MPT (ho hanyetsa, RTD) ke li-minerale insulated multipoint mocheso o nang le flange. Li-sensor ka bomong li ka tsamaisoa ka litekanyo tsa tsona, kapa lintlha tsohle tsa ho lekanya li ka koaheloa ka kotopo e le 'ngoe e tloaelehileng ea lihlomo le boima ba eona. Li-sensor li etselitsoe lits'ebetso tsa ho metha lintlha tse ngata. Sensor e ka tsamaisoa ka ntle kapa e koalehile.

Li-sensor le tsona li ka tsamaisoa ka li-transmitters tsa mocheso ka har'a sebaka se koalehileng. Sensor element protection tube material e ka khethoa, 'me bolelele ba element / cable bo ka hlahisoa ho latela litlhoko tsa bareki. Lisebelisuoa tsa terata le cable sheath li ka khethoa.

Likarolo tsa ho lekanya ke li-minerale insulated (MI) elements, tse kobehang. Lielemente e ka ba likarolo tsa TC, liphetolelo tse tloaelehileng ke li-thermocouples tsa mofuta oa K (bakeng sa T-MP), kapa likarolo tsa RTD, mofuta o tloaelehileng oa terata ea 4, sehlopha sa A Pt100 (bakeng sa W-MP). Liphetolelo tse hlophisitsoeng li hlahisoa ka kopo.

E fumaneha hape e le mefuta ea ts'ireletso ea ATEX le IECEx e lumelletsoeng ea Ex i. Ka kopo, sheba karolo ea Ex i data.

Lisensara tsa mocheso tsa EPIC® SENSORS ke lisebelisoa tse lekanyang tse reretsoeng ho sebelisoa ke litsebi. Li lokela ho kenngoa ke motho ea nang le bokhoni ba ho kenya lintho tse utloisisang tikoloho ea ho kenya. Mosebeletsi o lokela ho utloisisa litlhoko tsa mochini le tsa motlakase le litaelo tsa polokeho ea ho kenya ntho. Lisebelisoa tsa tšireletso tse loketseng bakeng sa mosebetsi o mong le o mong oa ho kenya li tlameha ho sebelisoa.

Mocheso, ho metha

Sebaka se lumelletsoeng sa ho lekanya mocheso bakeng sa karolo ea sensor element ke:

Ka Pt100; -200…+550 °C, ho itšetlehile ka thepa
Ka TC: -200…+1200 °C, ho itšetlehile ka mofuta oa TC, bolelele ba phala ea molala le thepa

Boholo bo lumelletsoeng mocheso bakeng sa flange (material AISI 316L) ke +550 °C, ka nakoana +600 °C.

Mocheso, tikoloho

E lumelletsoe mocheso o phahameng oa tikoloho bakeng sa lithapo kapa thapo, ho latela mofuta oa cable, ke:

SIL = silicone, max. +180 °C
FEP = fluoropolymer, max. +205 °C

GGD = thapo ea silika ea khalase / baki ea tšepe ea braid, max. +350 °C
FDF = FEP wire insulation / braid shield / FEP baki, max. +205 °C

SDS = silicone wire insulation / braid shield / silicone baki, e fumaneha feela e le 2 terata cable, max. +180 °C
TDT = fluoropolymer wire insulation/braid shield/ baki ea fluoropolymer, max. +205 °C

FDS = FEP terata insulation / braid shield / silicone baki, max. +180 °C
FS = FEP wire insulation / baki ea silicone, max. +180 °C

Etsa bonnete ba hore mocheso oa ts'ebetso ha o ngata haholo bakeng sa mohala.

Boholo bo lumelletsoeng mocheso bakeng sa flange (material AISI 316L) ke +550 °C, ka nakoana +600 °C.

Sebaka sa mocheso se lumelletsoeng bakeng sa sebaka se koaletsoeng: ho latela litlhoko tsa bareki le mofuta oa sebaka.

Sebaka se lumelletsoeng sa mocheso bakeng sa li-transmitters (haeba se rometsoe) ho latela lintlha tsa baetsi ba li-transmitter.

Thempereichara, Ex i liphetolelo

Bakeng sa liphetolelo tsa Ex i feela (mefuta ea mabitso -EXI-), maemo a khethehileng a mocheso a sebetsa ho latela setifikeiti sa ATEX le IECEx. Bakeng sa lintlha tse ling, ka kopo bona karolo: Ex i data (feela bakeng sa mefuta e nang le tumello ea Ex i).

Senotlolo sa khoutu

Lintlha tsa tekheniki

Lisebelisoa

Tsena ke lisebelisoa tse tloaelehileng tsa likarolo tsa mefuta ea sensor T-MP, T-MPT / W-MP, W-MPT.

Cable/lithapo ka kopo bona Lintlha tsa Tekheniki
Sensor element / MI cable sheet AISI 316L kapa INCONEL 600

Pipe ea molala 1.4404
Flange AISI 316L

Mofuta oa kandelare (khetho) ho latela litlhoko tsa bareki

Lisebelisoa tse ling li ka sebelisoa ka kopo.

Setšoantšo sa dimensional

Litaelo tsa ho kenya le mohlalaample

Pele ho ts'ebetso efe kapa efe, etsa bonnete ba hore ts'ebetso / mochini le sebaka sa marang-rang li bolokehile ho sebetsa!

Etsa bonnete ba hore mofuta oa cable o lumellana le litlhoko tsa mocheso le lik'hemik'hale tsa sebaka seo.

Ho lokisetsa ho kenya:

Ho khothalletsoa ho theha sebopeho se loketseng sa lipalangoang / ho kenya ts'ehetso bakeng sa sete ea sensor ea multipoint. Bakeng sa mohlalaample, sensor e ka tsamaisoa ka moqomo oa cable kapa holim'a pallet.

a. Leqeba moqomong oa cable:
Re ka fana ka leqeba le behiloeng la sensor ea multipoint moqomong o moholo o lekaneng oa cable. Ka tsela ena ho bonolo ho phutholoha sete ea kutlo, ho sebelisa phala ea tšepe e le axle e otlolohileng, kapa benche e khethehileng ea moqomo oa cable haeba e fumaneha setšeng.
b. Ho pallet joaloka khoele:
Ho ea ka litlhaloso tsa bareki re ka fana ka sensor ea multipoint e behiloeng hape holim'a pallet ea lipalangoang. Tabeng ena ho tla ba le tšehetso ea setsi e hlokahalang, mohlala, e entsoeng ka likotoana tsa mapolanka a sahiloeng 2×2" kapa 2×4". Sebakeng sa ho kenya, ho tlameha ho ba le mokhoa oa ho potoloha pallet ho theola sete ho lesoba la tšebetso. Likoti tsa flange bolt li ka sebelisoa e le sebaka sa ho phahamisa. Ka kopo, fana ka lintlha tse qaqileng tsa litšehetso tsena tsa lipalangoang / tsa instola kapa u kope tlhahiso ho litsebi tsa rona tsa tsamaiso.

Mekhahlelo ea ho kenya:

Nakong ea ho kenya, hopola MI element minimal bending radius ke 2x ØOD ea element.
Se ke oa koba ntlha ea karolo ea MI (bolelele ba limilimithara tse 30 ho tloha ntlheng e utloang) ea karolo ea sensor ea RTD.
Sebelisa sebopeho sa ts'ehetso se sebetsang, sa rolling bakeng sa ho bula sete ea sensor. Ka kopo sheba ka holimo. Haeba mekhahlelo e sebetsang e etsa li-bends holim'a sete ea sensor, u ka e otlolla habobebe ka letsoho.
Kenya lintlha tsa ho metha ka litekanyo ka lesoba le nang le leqhubu ho ea ho se mahareng/thepa e tla lekanngoa.
Beha sensor ka mokhoa o sireletsehileng haufi le flange ka liboutu le linate. Sebelisa tiiso e sebetsang pakeng tsa likarolo tsa flange. Ho tiisa, liboutu, kapa linate ha li kenyelelitsoe thomelong.
Etsa bonnete ba hore ha ho na matla a feteletseng a kobehang a kenyang likhoele.

Li-torque tse tiisang

Sebelisa feela li-torque tse tiisang tse lumelletsoeng ho latela maemo a sebetsang a boholo ba khoele le thepa.

P100; khokahanyo ea likhoele

Setšoantšo se ka tlase: Ena ke mebala ea khokahano ea likhokahano tsa li-resistor tsa Pt100, ho latela maemo a EN 60751.

P100; ho lekanya hona joale

Tekanyo e phahameng ka ho fetesisa e lumelletsoeng bakeng sa lihanyetsi tsa ho metha tsa Pt100 e ipapisitse le mofuta oa mohanyetsi le mofuta.

Ka tlwaelo, boholo ba boleng bo kgothaletswang ke:

Pt100 1 mA
Pt500 0,5 mA
P1000 0,3 mA.

Se ke oa sebelisa tekanyo e phahameng ea hona joale. E tla lebisa ho litekanyetso tse fosahetseng mme e ka ba ea senya mohanyetsi.

Lipalo tse thathamisitsoeng ka holimo ke litekanyetso tse tloaelehileng tsa ho metha ha joale. Bakeng sa mefuta ea sensor e netefalitsoeng ea Ex i, lebitso la mofuta -EXI-, litekanyetso tse phahameng (tse mpe ka ho fetesisa) li sebelisoa bakeng sa lipalo tsa ho futhumatsa ka mabaka a polokeho. Bakeng sa lintlha tse ling le lipalo exampka kopo, sheba SEHLOOHO A.

TC; khokahanyo ea likhoele

Setšoantšo se ka tlase: Ena ke mebala ea khokahano ea mefuta ea TC J, K le N.

Mefuta e meng ka kopo.

TC; mefuta e sa tsoakoang kapa e sa tsitsang

Ka tloaelo li-sensor tsa thermocouple ha li theohe, ho bolelang hore letlapa la MI cable ha le kopane le mateano a chesang a thermo, moo lisebelisoa tse peli li kopantsoeng hammoho.

Bakeng sa merero e khethehileng, ho boetse ho sebelisoa mefuta e sa tšoaneng.

HLOKOMELA! Li-sensor tse se nang motheo le tse theiloeng fatše li ke ke tsa hokelloa lipotolohong tse tšoanang, etsa bonnete ba hore u sebelisa mofuta o nepahetseng.

HLOKOMELA! Li-TC tsa Grounded ha lia lumelloa bakeng sa mefuta ea sensor e netefalitsoeng ea Ex i.

Setšoantšo se ka tlase: Mehaho e sa thekeseleng le e nang le motheo ha e bapisoa.

TC e se nang motheo

Thermo material hot junction le MI cable sheet li qheletsoe ka thoko ho tse ling.

TC e thehiloe

Thermo material hot junction e na le galvanic connection le MI cable sheet.

TC; Thermocouple cable standards (tafole ea mebala)

Tlanya label ea liphetolelo tse tloaelehileng

Sensor e 'ngoe le e' ngoe e na le mofuta oa label e khomaretsoeng. Ke setikara sa mongobo 'me se aparela bopaki ba boemo ba indasteri, se nang le mongolo o motšo holim'a label e tšoeu. Leibole ena e na le lintlha tse hatisitsoeng tsa lebitso la khoebo, web leqephe, mofuta oa khoutu, letšoao la CE, nomoro ea sehlahisoa le nomoro ea serial, ho kenyelletsa le letsatsi la tlhahiso. Bakeng sa lintlha tsena tsa ho ikopanya le moetsi oa li-sensor li hatisoa ho label e arohaneng.

Setšoantšo se ka tlase: Exampleibole ea mofuta oa sensor e tloaelehileng.

Bakeng sa mefuta e amohetsoeng ea EAC EMC, liphetolelo tsa motsoako oa sensor + transmitter, tse romelloang sebakeng sa Eurasian Customs Union, ho na le leibole ea mofuta o khethehileng. Setšoantšo se ka tlase: Example ea leibole ea mofuta oa sehlahisoa se amohetsoeng ke EAC EMC, ho kenyeletsoa sensor (1) le transmitter (2).

HLOKOMELA!
Bakeng sa liphetolelo tse ling tse ngata tse nang le lintlha tse ngata tsa ho lekanya, sebaka sa mongolo bakeng sa Mofuta oa khoutu ho standardlabel ha se nako e telele ka ho lekaneng. Maemong a joalo leibole e kanna ea fapana, kapa mongolo oa mofuta oa khoutu o khutsufatsoe ka matšoao a ikhethileng.

Lintlha tsa nomoro ea serial

Nomoro ea serial S/N e lula e hatisoa leiboleng ea mofuta o latelang: yymmdd-xxxxxxx-x:

yymmdd letsatsi la tlhahiso, mohlala "210131" = 31.1.2021
-xxxxxxx taelo ea tlhahiso, mohlala "1234567"

-x nomoro ea ID e latellanang ka har'a taelo ena ea tlhahiso, mohlala "1"

Ex i data (feela bakeng sa mefuta e nang le tumello ea Ex i)

Mofuta ona oa sensor o fumaneha hape ka tumello ea ATEX le IECEx Ex i. Kopano e na le sensor ea mocheso bakeng sa tekanyo ea lintlha tse ngata (mofuta oa mofuta oa sensor -EXI-). Lintlha tsohle tse amehang tsa Ex li fanoe ka tlase.

Ex i - Maemo a Khethehileng a Tšebeliso

Ho na le litlhaloso tse khethehileng le maemo a ho sebelisoa a hlalositsoeng ho setifikeiti. Tsena li kenyelletsa mohlala, data ea Ex, lithempereichara tse lumelletsoeng, le lipalo tsa ho ichesa le examples. Tsena li hlahisoa ho Sehlomathiso A: Tlhaloso le maemo a khethehileng a ho sebelisoa - Ex i e amohetse lisensara tsa mocheso tsa EPIC®SENSORS.

Ex i certificates le Ex markings

Setifikeiti - Nomoro	E hatisitsoe ke	E sebetsang sebaka	Ho tshwaya
ATEX - EESF 21 ATEX 043X	Eurofins Electric & Electronics Finland Oy, Finland,Body Notified Nr 0537	Europe	Ex II 1G Ex ia IIC T6…T3 GaEx II 1/2G Ex ib IIC T6…T3 Ga/Gb Ex II 1D Ex ia IIIC T135 °C DaEx II 1/2D Ex ib IIIC T135 °C Da/Db
IECEx - IECEx EESF 21.0027X	Eurofins Electric & Electronics Finland Oy, Finland,Body Notified Nr 0537	Lefatšeng ka bophara	Ex ia IIC T6…T3 GaEx ib IIC T6…T3 Ga/Gb Ex ia IIIC T135 °C DaEx ib IIIC T135 °C Da/Db

Hlokomela!

Phetoho ea lebitso la The Notified Body Nr 0537:

Ho fihlela 31.3.2022, lebitso e ne e le: Eurofins Expert Services Oy

Ho tloha ka 1.4.2022, lebitso ke: Eurofins Electric & Electronics Finland Oy

Ex ke thaepa label

Bakeng sa mefuta e amohetsoeng ea ATEX le IECEx Ex i ho na le tlhaiso-leseling e batsi ho label, ho latela maemo a sebetsang.

Setšoantšo se ka tlase: Example ea ATEX le IECEx Ex ke amohetse label ea mofuta oa sensor.

Phatlalatso ea EU ea Tumellano

EU Declaration of Conformity, e phatlalatsang hore lihlahisoa li lumellana le Melao ea Europe, e tlisoa le lihlahisoa kapa e romelloa ka kopo.

Lintlha tsa ho ikopanya le moetsi

Ofisi e kholo ea HQ ea Moetsi:

Aterese ea seterata Martinkyläntie 52
Aterese ea poso FI-01720 Vantaa, Finland

Aterese ea seterata Varastokatu 10
Aterese ea poso FI-05800 Hyvinkää, Finland

Fono (thekiso) +358 20 764 6410

Lengolo-tsoibila: epicsensors.fi.lav@lapp.com
Https: www.epicsensors.com

Histori ea litokomane

Phetolelo / letsatsi	Bangoli	Tlhaloso
20220822	LAPP/JuPi	Nchafatso ea nomoro ea mohala
20220815	LAPP/JuPi	Litokiso tsa mongolo oa lebitso
20220408	LAPP/JuPi	Litokiso tse nyane tsa mongolo
20220401	LAPP/JuPi	Phetolelo ea pele

Leha ho etsoa boiteko bo bong le bo bong ho netefatsa ho nepahala ha litaba tsa litaelo tsa ts'ebetso, Lapp Automaatio Oy ha e ikarabelle bakeng sa tsela eo lingoliloeng li sebelisoang ka eona kapa bakeng sa litlhaloso tse fosahetseng tse ka bang teng ke basebelisi ba ho qetela. Mosebedisi o tlameha ho etsa bonnete ba hore o na le kgatiso ya moraorao ya kgatiso ena.

ANNEX A - Tlhaloso le maemo a khethehileng a ho sebelisoa - Ex i amohetse li-sensors tsa mocheso tsa EPIC® SENSORS

Lintlha tsa Ex bakeng sa RTD (sensara ea mocheso oa ho hanyetsa) le TC (Sensor ea mocheso oa Thermocouple)

Lintlha tsa Sensor Ex, boleng bo holimo ba sebopeho, ntle le transmitter kapa / le pontšo.

Litekanyetso tsa motlakase	Bakeng sa Sehlopha sa IIC	Bakeng sa Sehlopha sa IIIC
Moqtage Ui	30 V	30 V
Hona joale Ii	100 mA	100 mA
Matla Pi	750 mW	550 mW @ Ta +100 °C
		650 mW @ Ta +70 °C
		750 mW @ Ta +40 °C
Capacitance Ci	Ha ho na thuso, *	Ha ho na thuso, *
Inductance Li	Ha ho na thuso, *	Ha ho na thuso, *

Lethathamo la 1. Lintlha tsa Sensor Ex.

Bakeng sa li-sensor tse nang le karolo e telele ea cable, li-parameter tsa Ci le Li li tlameha ho kenyelletsoa lipalo. Lintlha tse latelang ka mithara li ka sebelisoa ho latela EN 60079-14: Ccable = 200 pF / m le Lcable = 1 μH / m.

Lithempereichara tse lumelletsoeng - sehlopha sa Ex i mocheso, ntle le transmitter le/kapa pontšo.

Ho tšoaea, Sehlopha sa Khase IIC	Boemo ba mocheso	Mocheso oa tikoloho
II 1G Ex ia IIC T6 Ga II 1/2G Ex ib IIC T6-T3 Ga/Gb	T6	-40…+80 °C
II 1G Ex ia IIC T5 Ga II 1/2G Ex ib IIC T6-T3 Ga/Gb	T5	-40…+95 °C
II 1G Ex ia IIC T4-T3 Ga II 1/2G Ex ib IIC T6-T3 Ga/Gb	T4-T3	-40…+100 °C

Ho tšoaea, Sehlopha sa Lerōle IIIC	Matla Pi	Mocheso oa tikoloho
II 1D Ex ia IIIC T135 °C Letsatsi le 1/2D Ex ib IIIC T135 °C Da/Db	750 mW	-40…+40 °C
II 1D Ex ia IIIC T135 °C Letsatsi le 1/2D Ex ib IIIC T135 °C Da/Db	650 mW	-40…+70 °C
II 1D Ex ia IIIC T135 °C Letsatsi le 1/2D Ex ib IIIC T135 °C Da/Db	550 mW	-40…+100 °C

Letlapa la 2. Litlelase tsa Ex i mocheso le maemo a lumella ambient mocheso

Hlokomela!
Lithempereichara tse ka holimo ha li na litšoelesa tsa gable. Ho lumellana ha litšoelesa tsa cable ho tlameha ho latela litlhaloso tsa kopo. Haeba transmitter le/kapa display e tla ba ka hare ho ntlo ea transmitter, litlhoko tse khethehileng tsa Ex tsa transmitter le/kapa install install li tlameha ho hlokomeloa. Lisebelisoa tse sebelisitsoeng li tlameha ho lumellana le litlhoko tsa kopo, mohlala, abrasion, le mocheso o ka holimo. Bakeng sa EPL Ga Group IIC likarolo tsa aluminium tse lihloohong tsa khokahanyo li ka hlasetsoa ke litšusumetso kapa likhohlano. Bakeng sa Sehlopha sa IIIC matla a phahameng a ho kenya Pi a tla bonoa. Ha li-sensor li kentsoe ho tšela moeli lipakeng tsa Libaka tse fapaneng, sheba karolo ea 60079 ea IEC 26-6 e tloaelehileng, bakeng sa ho netefatsa lerako la moeli lipakeng tsa libaka tse fapaneng tse kotsi.

ANNEX A - Tlhaloso le maemo a khethehileng a ho sebelisoa - Ex i amohetse li-sensors tsa mocheso tsa EPIC® SENSORS

Ho nahana ka sensor self-heating Self-heating of the sensor tip ho tla nahanoa mabapi le Temperature Classification le mefuta e amanang le mocheso oa tikoloho le litaelo tsa moetsi bakeng sa ho bala mocheso oa ntlha ea holimo ho latela ho hanyetsa mocheso o boletsoeng litaelong li tla hlokomeloa.

Sebaka se lumelletsoeng sa mocheso oa mocheso oa hlooho ea sensor kapa khokahanyo ea ts'ebetso bakeng sa Lihlopha tsa IIC le IIIC tse nang le lihlopha tse fapaneng tsa mocheso li thathamisitsoe ho Lethathamo la 2. Bakeng sa Sehlopha sa IIIC boholo ba matla a ho kenya Pi bo tla hlokomeloa.

Thempereichara ea ts'ebetso e ke ke ea ama hampe boemo ba mocheso o tikolohong e fanoeng bakeng sa Classification ea Mocheso.

Palo ea ho ichesa ha sensor ntlheng ea sensor kapa ntlha ea thermowell

Ha sensor-tip e le tikolohong eo mocheso o leng ka har'a T6…T3, hoa hlokahala ho nahana ka boikemelo ba sensor. Ho iphuthumatsa ho bohlokoa haholo ha o lekanya mocheso o tlase.

Ho itšehla thajana ho ntlha ea sensor kapa ntlha ea thermowell ho itšetlehile ka mofuta oa sensor (RTD / TC), bophara ba kutlo le sebopeho sa kutlo. Hoa hlokahala hape ho nahana ka litekanyetso tsa Ex i bakeng sa transmitter. Tafole ea 3. e bonts'a litekanyetso tsa Rth bakeng sa mofuta o fapaneng oa sebopeho sa li-sensor.

Mofuta oa sensor	Resistance thermometer (RTD)			Thermocouple (TC)
Ho lekanya bophara ba ho kenya	<3 limilimithara	3…<6 limilimithara	6…8 limilimithara	<3 limilimithara	3…<6 limilimithara	6…8 limilimithara
Ntle le thermowell	350	250	100	100	25	10
Ka thermowell e entsoeng ka thepa ea li-tube (mohlala, B-6k, B-9K, B-6, B-9, A-15, A-22, F-11, joalo-joalo)	185	140	55	50	13	5
Ka thermowell - thepa e tiileng (mohlala, D-Dx, A-Ø-U)	65	50	20	20	5	1

Letlapa la 3. Ho hanyetsa mocheso ho itšetlehile ka tlaleho ea Test 211126

Hlokomela!
Haeba sesebelisoa sa ho lekanya sa RTD-methang se sebelisa ho lekanya hona joale> 1 mA, mocheso o phahameng oa mocheso oa ntlha ea sensor ea mocheso o lokela ho baloa le ho nkoa ka hloko. Ka kopo, sheba leqephe le latelang.

Haeba mofuta oa sensor o na le likarolo tse ngata tsa kutlo tse kenyellelitsoeng, 'me tseo li sebelisoa ka nako e le ngoe, hlokomela hore matla a maholo bakeng sa likarolo tsohle tsa kutlo ha ea lokela ho feta matla a felletseng a Pi. Matla a phahameng a tlameha ho lekanyetsoa ho 750 mW. Sena se tlameha ho netefatsoa ke mong'a ts'ebetso. (Ha e sebetse bakeng sa mefuta ea sensor ea mocheso oa Multi-point T-MP / W-MP kapa T-MPT / W-MPT e nang le li-circuits tsa Exi tse arohaneng).

Palo ea mocheso o phahameng ka ho fetisisa:

Ho itšeha ha ntlha ea sensor ho ka baloa ho tsoa ho foromo:

Tmax= Po × Rth + MT

Tmax) = Mocheso o phahameng oa mocheso = mocheso oa holim'a metsi ntlheng ea sensor
(Po) = Matla a ho fepa a mangata bakeng sa sensor (bona setifikeiti sa transmitter)
(Rth) = Ho hanyetsa mocheso (K/W, Lethathamo la 3.)
(MT) = Mocheso o mahareng.

Bala mocheso o phahameng o ka khonehang ntlheng ea sensor:
Example 1 – Palo bakeng sa keletso ea RTD-sensor e nang le thermowell

Sensor e sebelisoang ho Zone 0 RTD mofuta oa sensor: WM-9K . . . (RTD-sensor e nang le transmitter e kentsoeng hloohong). Sensor e nang le thermowell, bophara ba Ø 9 mm. Mocheso o mahareng (MT) ke 120 °C Measuring e entsoe ka PR electronics head mounted transmitter 5437D le mokoallo o arohaneng PR 9106 B. Mocheso o phahameng oa mocheso (Tmax) o ka baloa ka ho eketsa mocheso oa mocheso oo o o lekanyang le ho itšeha. . Ho itšehla thajana ha ntlha ea sensor ho ka baloa ho tloha ho Matla a Phahameng (Po) a fepa sensor le Rth-boleng ba mofuta oa sensor o sebelisitsoeng. (Sheba Lethathamo 3.)

Matla a fanoeng ke PR 5437 D ke (Po) = 23,3 mW (ho tloha ho transmitter Ex-certificate) Sehlopha sa mocheso T4 (135 °C) ha sea tlameha ho fetisoa. Ho hanyetsa mocheso (Rth) bakeng sa sensor ke = 55 K / W (ho tloha ho Lethathamo la 3). Self-heating ke 0.0233 W * 55 K/W = 1,28 K Boholo mocheso (Tmax) ke MT + self-heating: 120 °C + 1,28 °C = 121,28 °C Sephetho ho ex enaample bontša hore, ho ichesa ka bobona ntlheng ea sensor ha ho na thuso. Moeli oa polokeho bakeng sa (T6 ho ea ho T3) ke 5 °C mme o tlameha ho tlosoa ho tloha ho 135 °C; ho bolela hore ho fihla ho 130 °C ho ka amoheleha. Ho sena mohlalaample mocheso oa sehlopha sa T4 ha o fete.

Example 2 - Palo ea malebela a RTD-sensor ntle le thermowell.

Sensor e sebelisoang ho Zone 1 RTD mofuta oa sensor: WM-6/303. . . (RTD-sensor e nang le cable, ntle le hlooho e phahamisitsoeng transmitter) Sensor ntle le thermowell, bophara ba Ø 6 mm. Mocheso o mahareng (MT) ke 40 °C Ho lekanya ho entsoe ka lisebelisoa tsa elektroniki tsa PR PR 9113D tse arohaneng le seporo. Mocheso o phahameng oa mocheso (Tmax) o ka baloa ka ho eketsa mocheso oa mocheso oo u o lekanyang le ho itšeha. Ho itšehla thajana ha ntlha ea kutlo ho ka baloa ho tsoa ho Matla a Phahameng (Po) a fepa sensor le boleng ba Rth ba mofuta o sebelisitsoeng oa sensor. (Sheba Lethathamo 3.)

Matla a fanoeng ke PR 9113D ke (Po) = 40,0 mW (ho tloha ho transmitter Ex-certificate) Sehlopha sa mocheso T3 (200 °C) ha sea tlameha ho fetisoa. Ho hanyetsa mocheso (Rth) bakeng sa sensor ke = 100 K / W (ho tloha ho Lethathamo la 3). Self-heating ke 0.040 W * 100 K/W = 4,00 K Boholo mocheso (Tmax) ke MT + self-heating: 40 °C + 4,00 °C = 44,00 °C Sephetho ho ex enaample bontša hore, ho ichesa ka bobona ntlheng ea sensor ha ho na thuso. Moeli oa polokeho bakeng sa (T6 ho ea ho T3) ke 5 °C mme o tlameha ho tlosoa ho tloha ho 200 °C; ho bolela hore ho fihla ho 195 °C ho ka amoheleha. Ho sena mohlalaample mocheso oa sehlopha sa T3 ha o fete.

Lintlha tse ling bakeng sa lisebelisoa tsa Sehlopha sa II: (acc. ho EN IEC 60079 0: 2019 karolo: 5.3.2.2 le 26.5.1)

Sehlopha sa mocheso bakeng sa T3 = 200 °C
Sehlopha sa mocheso bakeng sa T4 = 135 °C
Tšireletso ea moeli bakeng sa T3 ho ea ho T6 = 5 K
Tšireletseho ea moeli bakeng sa T1 ho ea ho T2 = 10 K.

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EESF 21 ATEX 043X
IECEx EESF 21.0027X

Bukana ea Mosebelisi – Mofuta oa T-MP, T-MPT / W-MP, W-MPT Sivu/Leqephe 18 / 18

Litokomane / Lisebelisoa

LAPP AUTOMATIO T-MP, T-MPT Multipoint Temperature Sensor [pdf] Bukana ea Mosebelisi
T-MP T-MPT Multipoint Temperature Sensor, T-MP T-MPT, Multipoint Temperature Sensor, Temperature Sensor, Sensor

Litšupiso

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