microsoft powerpoint - sensors - how to specify

Temperature Level 200:Temperature Level 200:How to Specify Sensors and How to Specify Sensors and ThermowellsThermowells

Emerson Process Management

Rosemount Division Confidential

Slide 2

Learning ObjectivesLearning ObjectivesLearning Objectives In this section you will

learn:

How to specify US and Metric style sensors, including Thermocouples and RTDs



Slide 3

Sensor OfferingSensor OfferingSensor Offering

AIS (Application Industry Sensors)

Sanitary Hygenic Models

68Q US

65Q Metric

65B MetricModel

58C CuttableModel 1075 High TemperatureModel 1080/1082 Multipoint

RTD Metric

Model 65

RTD US (Inches)

Model 68

Model 78

Thermocouples - Metric

Model 185

Thermocouples

US (Inches)

Model 183

Temperature Level 200:Temperature Level 200:How to Specify Sensors How to Specify Sensors and and ThermowellsThermowells

General RulesGeneral Rules



Slide 5

Required FieldsRequired FieldsRequired FieldsRequired FieldsRequired Fields

CodeCode Connection HeadConnection Head Cable/Conduit EntryCable/Conduit Entry

CC Rosemount, Aluminum Rosemount, Aluminum MM20 x 1.5020 x 1.50

DD Rosemount, Aluminum Rosemount, Aluminum in. NPTin. NPT

GG Rosemount, Stainless Steel Rosemount, Stainless Steel M20 X 1.50M20 X 1.50

HH Rosemount, Stainless Steel Rosemount, Stainless Steel in. NPTin. NPT

JJ GRGR--A/BL (BUZ), AluminumA/BL (BUZ), Aluminum M20 x 1.50 (with cable M20 x 1.50 (with cable gland)gland)

LL TZTZ--A/BL (BUZH), AluminumA/BL (BUZH), Aluminum M20 x 1.50 (with cable M20 x 1.50 (with cable gland)gland)

11 Rosemount, Aluminum, with LCD display coverRosemount, Aluminum, with LCD display cover M20 x 1.50M20 x 1.50

22 Rosemount, Aluminum, with LCD display coverRosemount, Aluminum, with LCD display cover in. NPTin. NPT

How to Specify: How to Specify: 0065 RTD and 0185 0065 RTD and 0185 ThermocoupleThermocouple

MetricMetric

Note:Note:Rosemount Catalog or the Rosemount Catalog or the Temperature and Sensor Temperature and Sensor Assembly PDS RequiredAssembly PDS Required



Slide 7

Sensor TypeSensor TypeSensor Type

ModelModel 00650065 Resistance Thermometer, Pt100, Class B Standard, suitable for Resistance Thermometer, Pt100, Class B Standard, suitable for transmitter transmitter mountingmounting

01850185 Thermocouples, DIN EN 60584 (IEC 584), Class 1, suitable for Thermocouples, DIN EN 60584 (IEC 584), Class 1, suitable for transmitter transmitter mountingmounting

Required Fields



Slide 8

Required FieldsRequired FieldsRequired Fields

CodeCode Connection HeadConnection Head Cable/Conduit EntryCable/Conduit Entry

CC Rosemount, Aluminum Rosemount, Aluminum MM20 x 1.5020 x 1.50

DD Rosemount, Aluminum Rosemount, Aluminum in. NPTin. NPT

GG Rosemount, Stainless Steel Rosemount, Stainless Steel M20 X 1.50M20 X 1.50

HH Rosemount, Stainless Steel Rosemount, Stainless Steel in. NPTin. NPT

JJ GRGR--A/BL (BUZ), AluminumA/BL (BUZ), Aluminum M20 x 1.50 (with cable M20 x 1.50 (with cable gland)gland)

LL TZTZ--A/BL (BUZH), AluminumA/BL (BUZH), Aluminum M20 x 1.50 (with cable M20 x 1.50 (with cable gland)gland)

11 Rosemount, Aluminum, with LCD display coverRosemount, Aluminum, with LCD display cover M20 x 1.50M20 x 1.50

22 Rosemount, Aluminum, with LCD display coverRosemount, Aluminum, with LCD display cover in. NPTin. NPT

NN No connection headNo connection head N/AN/A

Required FieldsRequired Fields



Slide 9


Sensor Lead Wire TerminationSensor Lead Wire Termination 00 Flying Leads Flying Leads no springs on DIN plate no springs on DIN plate

22 Terminal Block Terminal Block DIN 43762DIN 43762



Slide 10


0065 SENSOR ONLY0065 SENSOR ONLY

CodeCode Sensor TypeSensor Type Temperature rangeTemperature range

11 RTD single element, 4RTD single element, 4--wire wire --50 to 450 C 50 to 450 C ((--58 to 842 F)58 to 842 F)

22 RTD dual element, 3RTD dual element, 3--wire wire --50 to 450 C50 to 450 C((--58 to 842 F)58 to 842 F)

33 RTD single element, 4RTD single element, 4--wire wire --196 to 600 C196 to 600 C((--321 to 1112 F)321 to 1112 F)

44 RTD dual element, 3RTD dual element, 3--wire wire --196 to 600 C 196 to 600 C ((--321 to 1112 F)321 to 1112 F)



Slide 11


0185 SENSOR ONLY0185 SENSOR ONLY

CodeCode Sensor TypeSensor Type Temperature rangeTemperature range

03J103J1 Thermocouple, Type J, single element, ungrounded Thermocouple, Type J, single element, ungrounded --40 to 750 C 40 to 750 C ((--40 to 1382 F)40 to 1382 F)

03K103K1 Thermocouple, Type K, single element, ungroundedThermocouple, Type K, single element, ungrounded --40 to 1000 C40 to 1000 C((--40 to 1832 F)40 to 1832 F)

03N103N1 Thermocouple, Type N, single element, ungroundedThermocouple, Type N, single element, ungrounded --40 to 1000 C40 to 1000 C((--40 to 1832 F)40 to 1832 F)

05J105J1 Thermocouple, Type J, dual element, isolated, ungroundedThermocouple, Type J, dual element, isolated, ungrounded --40 to 750 C 40 to 750 C ((--40 to 1382 F)40 to 1382 F)

05K105K1 Thermocouple, Type K, dual element, isolated, ungroundedThermocouple, Type K, dual element, isolated, ungrounded --40 to 1000 C40 to 1000 C((--40 to 1832 F)40 to 1832 F)

05N105N1 Thermocouple, Type N, dual element, isolated, ungroundedThermocouple, Type N, dual element, isolated, ungrounded --40 to 1000 C40 to 1000 C((--40 to 1832 F)40 to 1832 F)



Slide 12

Required FieldsRequired FieldsRequired FieldsRequired Fields

CodeCode Extension Type Extension Type Head ConnectionHead Connection Instrument ConnectionInstrument Connection MaterialMaterial

DD DIN DIN standard, 12 x 1.5standard, 12 x 1.5 M24 x 1.5M24 x 1.5 --in. NPTin. NPT SST SST (min N = 35mm)(min N = 35mm)

T T DIN DIN standard, 12 x 1.5standard, 12 x 1.5 M24 x 1.5M24 x 1.5 M18 x 1.5M18 x 1.5 SSTSST(min N = 35mm)(min N = 35mm)

F F Nipple Nipple Union Union NippleNipple --in. NPT in. NPT --in. NPTin. NPT SSTSST

(min N = 110mm)(min N = 110mm)

JJ Nipple Nipple Union (Sensor LeadUnion (Sensor Lead no headno head in. NPTin. NPT SSTSSTWire Terminal Option code 3 only)Wire Terminal Option code 3 only) (min N = 80mm)(min N = 80mm)

N N No Extension (use when ordering the sensor alone, only availableNo Extension (use when ordering the sensor alone, only available with Extension Length (N) code 0000)with Extension Length (N) code 0000)

W W No Extension Head ConnectionNo Extension Head Connection M24 x 1.5M24 x 1.5

LL No ExtensionNo Extension --in. NPT in. NPT



Slide 13


CodeCode Extension Length (mm)Extension Length (mm)

0000 0000 No extension No extension use with Extension Type code Nuse with Extension Type code N

0035 0035 35 mm35 mm

0080 0080 80 mm 80 mm standard for Extension Type code Jstandard for Extension Type code J

0110 0110 110 mm 110 mm standard for Extension Type code F and Jstandard for Extension Type code F and J

0135 0135 135 mm 135 mm standard for DIN Extension used with standard for DIN Extension used with withwithRosemount Connection Head Material codes C, D, G, H, 1, Rosemount Connection Head Material codes C, D, G, H, 1, and 2and 2

0150 0150 150 mm 150 mm standard for DIN Extension used with Form B standard for DIN Extension used with Form B Connection Head Material codes J and LConnection Head Material codes J and L

XXXX XXXX NonNon--standard extension length standard extension length available from 35 to 500 available from 35 to 500 mmmm

Required Fields



Slide 14


CodeCode ThermowellThermowell MaterialMaterial

NN No thermowellNo thermowell

DD 1.4404 (AISI 316L)1.4404 (AISI 316L)

YY 1.4571 (AISI 316Ti)1.4571 (AISI 316Ti)

Required Fields



Slide 15


CodeCode Sensor LengthSensor Length

01450145 145 mm145 mm

02050205 205 mm205 mm

0275 0275 275 mm275 mm

0315 0315 315 mm315 mm

0375 0375 375 mm375 mm

0405 0405 405 mm405 mm

0435 0435 435 mm435 mm

0555 0555 555 mm555 mm

XXXX XXXX NonNon--standard sensor length standard sensor length available from available from

minimum 100 mm, maximum 9999 mmminimum 100 mm, maximum 9999 mm

Required Fields



Slide 16

Common OptionsCommon OptionsCommon Options

OptionOption CodeCode DescriptionDescription

Sensor Options (65 Only)Sensor Options (65 Only) A1A1 Single element Class A sensor from Single element Class A sensor from

--50 to 405 C (50 to 405 C (--58 to 842 F)58 to 842 F)

Mounting OptionMounting Option XAXA Assemble sensor to specific temperature Assemble sensor to specific temperature

transmittertransmitter

Hazardous Location Hazardous Location CertsCerts I1I1 EExEEx iaia ATEX/ATEX/IBExUIBExU Intrinsic Safety ApprovalIntrinsic Safety Approval

N1N1 EExEEx n n ATEX/CENELEC ATEX/CENELEC TyleTyle nn ApprovalApproval

E1E1 EExEEx d ATEX/CENELEC Flamed ATEX/CENELEC Flame--Proof ApprovalProof Approval

NDND ATEX Dust Ignition ProofATEX Dust Ignition Proof

E7E7 SAA Flame Proof ApprovalSAA Flame Proof Approval

E5E5 EExEEx d d FM Explosion Proof ApprovalFM Explosion Proof Approval

AccessoriesAccessories G1G1 External Ground ScrewsExternal Ground Screws

G3G3 Cover ChainCover Chain

G6G6 Aluminum extension ring for dual transmitter mount in headAluminum extension ring for dual transmitter mount in head

TBTB Terminal Block for use with sensor Termination Code 3Terminal Block for use with sensor Termination Code 3

Optional Fields



Slide 17


OptionOption CodeCode DescriptionDescription

Calibration Options (65 Only)Calibration Options (65 Only) V10V10 Works Certificate Works Certificate sensor calibration from sensor calibration from --50 to 450 C with 50 to 450 C with

A, B, and C CVD A, B, and C CVD constants constants

V11V11 Works Certificate Works Certificate sensor calibration from 0 to 100 C with A, sensor calibration from 0 to 100 C with A,

B, and C CVD B, and C CVD constants constants

XBXB Works Certificate Works Certificate sensor calibration over specified sensor calibration over specified

temperature range with A, B, and C CVD temperature range with A, B, and C CVD -- constantsconstants

Optional Fields



Slide 18

Check for KnowledgeCheck forCheck for KnowledgeKnowledge



Slide 19

If a customer has an extremely high temp application, If a customer has an extremely high temp application, what would be the most suitable metric sensor?what would be the most suitable metric sensor?

A) 0065 Type K

C) 0185 Type J

D) 0065 Dual Element

B) 0185 Type N

How to Specify How to Specify 0068 / 0078 RTD 0068 / 0078 RTD SensorSensor

Volume 1Volume 1




Slide 21


ModelModel 00780078 Platinum ThinPlatinum Thin--Film Temperature Sensors and Film Temperature Sensors and Sensor AssembliesSensor Assemblies

00680068 Platinum WirePlatinum Wire--Wound Temperature Sensors and Wound Temperature Sensors and Sensor AssembliesSensor Assemblies

Lead Wire TerminationLead Wire Termination DD Rosemount Aluminum Connection HeadRosemount Aluminum Connection Head

CC Polypropylene Connection HeadPolypropylene Connection Head

RR Aluminum Connection Head, 6 Terminals, Flat Cover, Aluminum Connection Head, 6 Terminals, Flat Cover, UnpaintedUnpainted

TT Aluminum Connection Head, 6 Terminals, Extended Aluminum Connection Head, 6 Terminals, Extended Cover, UnpaintedCover, Unpainted

PP Aluminum Connection Head, 6 Terminals, Flat Cover, Aluminum Connection Head, 6 Terminals, Flat Cover, PaintedPainted

LL Aluminum Connection Head, 6 Terminals, Extended Aluminum Connection Head, 6 Terminals, Extended Cover, PaintedCover, Painted

NN Sensor only with 6 in Teflon insulated, 22 gauge lead wiresSensor only with 6 in Teflon insulated, 22 gauge lead wires

Required Fields



Slide 22

Sensor Type (0068 Only)Sensor Type (0068 Only) Single Element Single Element --50 to 400 C (50 to 400 C (--58 to 752 F)58 to 752 F)

0101 Capsule StyleCapsule Style

1111 General Purpose StyleGeneral Purpose Style

2121 Spring Loaded StyleSpring Loaded Style

3131 Bayonet Spring Loaded Style (1 in. increments from 1Bayonet Spring Loaded Style (1 in. increments from 1--2121))

Required Fields




Slide 23

Sensor Type (0078 Only)Sensor Type (0078 Only) Single ElementSingle Element --200 to 500 C (200 to 500 C (--328 to 932 F)328 to 932 F)





Single Element High Temperature Single Element High Temperature 0 to 600 C (32 to 1112 F)0 to 600 C (32 to 1112 F)

0303 Capsule Style (1 in. increments from 3Capsule Style (1 in. increments from 3--2424 lengths)lengths)

1313 General Purpose Style General Purpose Style (1/2 in. increments from 3(1/2 in. increments from 3--2424 lengths)lengths)

2323 Spring Loaded Style Spring Loaded Style (1/2 in. increments from 3(1/2 in. increments from 3--2424 lengths)lengths)

3333 Bayonet Spring Loaded (1 in. increments from 3Bayonet Spring Loaded (1 in. increments from 3--2121 lengths)lengths)

Dual Element Dual Element --200 to 500 C (200 to 500 C (--328 to 932 F)328 to 932 F)





Required Fields




Slide 24

Extension TypeExtension Type AA Nipple Coupling Nipple Coupling -- SSTSST

CC Nipple Union Nipple Union -- SSTSST

NN None (use with extension length option code 00)None (use with extension length option code 00)

Extension Length (E)Extension Length (E) 0000 0.0 in.0.0 in.

3030 3.0 in.3.0 in.

6060 6.0 in.6.0 in.

(X) Sensor length = (E) extension length + (L) (X) Sensor length = (E) extension length + (L) thermowellthermowell length length -- .25.25 (see Fig. 4 in PDS)(see Fig. 4 in PDS)

Required Fields




Slide 25

ThermowellThermowell MaterialMaterial AA Type 316 SSTType 316 SST

BB Type 304 SSTType 304 SST

CC Carbon SteelCarbon Steel

DD 316L SST316L SST

EE 304L SST304L SST

FF Alloy 20Alloy 20

GG MonelMonel

HH InconelInconel 600600

JJ HastelloyHastelloy C (with 304 SST Flange, if flange C (with 304 SST Flange, if flange style is ordered)style is ordered)

LL HastelloyHastelloy B (with 304 SST Flange, if flange B (with 304 SST Flange, if flange style is ordered)style is ordered)

Required Fields


MM 304 SST with Teflon (PTFE) 304 SST with Teflon (PTFE) coatingcoating

NN No No thermowellthermowell

PP Chrome Molybdenum F22Chrome Molybdenum F22

RR Nickel 200Nickel 200

TT TitaniumTitanium

UU 316 SST 316 SST wirhwirh Tantalum SheathTantalum Sheath

WW 321 SST321 SST

ZZ Chrome Molybdenum F11Chrome Molybdenum F11

X - Other



Slide 26

Required Fields


LengthLength

Code Code UU LL TT

080080 8.0 in.8.0 in. 12.0 in12.0 in 2.5 in2.5 in

Ranges from 1.0 in. (010) to 25.5 in. (255) (U Length)Ranges from 1.0 in. (010) to 25.5 in. (255) (U Length)

L and T length dependant on U lengthL and T length dependant on U length

Refer to PDS for complete length breakdown, Figure 4 Refer to PDS for complete length breakdown, Figure 4

for dimension imagesfor dimension images



Slide 27

Required Fields


CodeCode ThermowellThermowell MountingMounting StemStem Tip A (in.) Root B (in.)Tip A (in.) Root B (in.)

T20T20 ThreadedThreaded --14 ANPT14 ANPT SteppedStepped 0.500.50 0.750.75

T34T34 ThreadedThreaded --14 ANPT14 ANPT StraightStraight 0.750.75 0.750.75

W38W38 WeldedWelded --in. pipein. pipe SteppedStepped 0.500.50 0.750.75

W46W46 WeldedWelded 1 1 --in. pipein. pipe TaperedTapered 0.750.75 1.251.25

F10F10 FlangedFlanged 22--in., Class 150in., Class 150 StraightStraight 0.750.75 0.750.75

F54F54 FlangedFlanged 11--1/2 in., Class 1501/2 in., Class 150 SteppedStepped 0.500.50 0.750.75

Q02Q02 Sanitary, TriSanitary, Tri--ClampClamp 11--in., Triin., Tri--ClampClamp SteppedStepped 0.500.50 0.750.75



Slide 28

Optional Codes


Sensor:Sensor: AA IEC 751 Class A sensorIEC 751 Class A sensor

Product Certification:Product Certification: E5E5 FM ExplosionFM Explosion--proof approvalproof approval

Calibration:Calibration: V1V1 CallendarCallendar--van Dusen Constantsvan Dusen Constants

Calibration:Calibration: X8Q4X8Q4 Calibrate to customerCalibrate to customer--specified temperature specified temperature

rangerange

Mounting Adapters:Mounting Adapters: XAXA Assemble connection head or Assemble connection head or

transmitter to a sensor assemblytransmitter to a sensor assembly



Slide 29




Slide 30

Which of these is NOT a style of sensor?Which of these is NOT a style of sensor?A) Capsule

B) Spring Loaded

C) Bayonet Spring Loaded

E) General Purpose

D) Dual Sensor Casing

How to Specify 0183 How to Specify 0183 Thermocouple Thermocouple SensorSensor




Slide 32


ModelModel 01830183 Thermocouple Temperature Sensors and Thermocouple Temperature Sensors and Sensor AssembliesSensor Assemblies

Lead Wire TerminationLead Wire Termination DD Rosemount Aluminum Connection HeadRosemount Aluminum Connection Head

CC Polypropylene Connection HeadPolypropylene Connection Head

RR Aluminum Connection Head, 6 Terminals, Flat Cover, Aluminum Connection Head, 6 Terminals, Flat Cover, UnpaintedUnpainted

TT Aluminum Connection Head, 6 Terminals, Extended Aluminum Connection Head, 6 Terminals, Extended Cover, UnpaintedCover, Unpainted

PP Aluminum Connection Head, 6 Terminals, Flat Cover, Aluminum Connection Head, 6 Terminals, Flat Cover, PaintedPainted

LL Aluminum Connection Head, 6 Terminals, Extended Aluminum Connection Head, 6 Terminals, Extended Cover, PaintedCover, Painted

NN Sensor only with 6 in Teflon insulated, 22 gauge lead wiresSensor only with 6 in Teflon insulated, 22 gauge lead wires

Required Fields



Slide 33


Code Sensor Style

1X General-purpose Sensors

2X Spring-loaded Sensors

3X Bayonet spring-loaded Sensors

Code Sensor Type Junction

X1 Single Grounded

X2 Dual Grounded

X3 Single Ungrounded

X4 Dual, Unisolated Ungrounded

X5 Dual, Isolated Ungrounded

Example

Code Sensor Style Sensor Type Junction

13 General-purpose Sensors Single Ungrounded



Slide 34


Thermocouple Type J2 Type J 0 to 760 C (32 to 1400 F)

K2 Type K 0 to 1150 C (32 to 2102 F)

E2 Type E 0 to 871 C (32 to 1600 F)

T2 Type T -180 to 371 C (-292 to 700 F)

Extension Type A Nipple Coupling

C Nipple Union

N None

Extension Length 00 0.0 in.

30 3.0 in.

60 6.0 in.



Slide 35

ThermowellThermowell MaterialMaterial AA Type 316 SSTType 316 SST

BB Type 304 SSTType 304 SST

CC Carbon SteelCarbon Steel

DD 316L SST316L SST

EE 304L SST304L SST

FF Alloy 20Alloy 20

GG MonelMonel

HH InconelInconel 600600

JJ HastelloyHastelloy C (with 304 SST Flange, if flange C (with 304 SST Flange, if flange style is ordered)style is ordered)

LL HastelloyHastelloy B (with 304 SST Flange, if flange B (with 304 SST Flange, if flange style is ordered)style is ordered)


MM 304 SST with Teflon (PTFE) 304 SST with Teflon (PTFE) coatingcoating

NN No No thermowellthermowell

PP Chrome Molybdenum F22Chrome Molybdenum F22

RR Nickel 200Nickel 200

TT TitaniumTitanium

UU 316 SST 316 SST wirhwirh Tantalum SheathTantalum Sheath

WW 321 SST321 SST

ZZ Chrome Molybdenum F11Chrome Molybdenum F11

Required Fields

X - Other



Slide 36

Optional Codes


Product Certification:Product Certification: E5E5 FM ExplosionFM Explosion--proof approvalproof approval

E6E6 CSA Explosion proof approvalCSA Explosion proof approval

E7E7 SAA Flameproof approvalSAA Flameproof approval

E1E1 ATEX Flameproof approvalATEX Flameproof approval

Mounting Adapters:Mounting Adapters: M5M5--M7M7 Mounting adapters, lead wire extensions, connectors, and Mounting adapters, lead wire extensions, connectors, and

sealsseals

Assembly OptionsAssembly Options XAXA Assemble connection head or transmitter to a sensor Assemble connection head or transmitter to a sensor

assemblyassembly

Required Fields



Slide 37




Slide 38

E

X

U

T + 1.75

L

Length Relationships:

L = U + T + 1.5

X = E + L

X = E + U + T + 1.5 0.25(tip thickness)

Understanding the dimensions and their relationships!Understanding the dimensions and their relationships!

X = sensor length (GP is -0.25 to

avoid bottoming in a T-well)

(SL is +0.50, no compression)

E = extension fitting length

L = thermowell length, (- 0.25 for

sensor length)

U = thermowell immersion length

T = t-well additional lagging length

Sensor, Thermowell, and Accessory DimensionsSensor, Sensor, ThermowellThermowell, and Accessory , and Accessory DimensionsDimensions



Slide 39

Exercise: Replacing a failed sensor.Exercise: Replacing a failed sensor.Exercise: Replacing a failed sensor.

Your customers general purpose RTD failed, and he needs to replace it.

6.25

Tip of

Sensor

Include 1/2

of threads

Fill in the blanks to finish the Series 68 RTD Model number:

0068 N __ N __ N __ E5

Note: For general purpose sensors the actual sensor length is 0.25 less than the specified

length to avoid bottoming out in a Thermowell.



Slide 40


Your customers general purpose RTD failed, and he needs to replace it.

6.25

Tip of

Sensor

Include 1/2

of threads

General Purpose -> 11

There is no extension needed -> 00

The actual length of the sensor (including the of threads) is 6.25

but the length specified is .25 longer to avoid bottoming in the thermowell,

making the length 6.50


0068 N 11 N 00 N 065 E5



Slide 41


Your customers spring loaded RTD failed, and he needs to replace it.

17.0

Tip of

Sensor

Include 1/2

of threads


0068 N __ N __ N __ E5Note: For spring-loaded sensors the actual sensor length (uncompressed) is 0.50 longer than the

length specified to allow for 0.50 spring compression when installed in the Thermowell



Slide 42


Your customers spring loaded RTD failed, and he needs to replace it.

17.0

Tip of

Sensor

Include 1/2

of threads

Simple Spring-loaded style -> 21

No extensions needed -> 00

Although the length of the uncompressed sensor is 17.0, the sensor tip

must be compressed .50 to ensure contact with the thermowell


0068 N 21 N 00 N 165 E5

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