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WIKA · Pressure measurement · Family 262

Bourdon tube pressure gauge

Bourdon tube pressure gauge, Monel version, for aggressive media and environments
Range
-1…1000 bar
Accuracy
1.0
Protection
IP65
UKCACRNDNVNACE MR0175/ISO 15156CEII 2G Ex h IIC T6 ... T1 Gb X
Price
On request
Depends on configuration
Request a quote
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Description

The models 262 and 263 are high-quality Bourdon tube pressure gauges with wetted parts from extremely corrosion-resistant Monel.

The use of high-quality materials and the robust design are geared to applications in the chemical and process engineering industries with particularly aggressive acids or bases. The instrument is suitable for liquid and gaseous media, also in aggressive environments.

Scale ranges from 0 … 0.6 to 0 … 1,000 bar [0 ... 10 to 0 ... 15,000 psi] ensure the measuring ranges required for a wide variety of applications.

For further approvals, see page 6

Bourdon tube pressure gauge, model 262.30, NS 100 [4 " ]

The safety version is made up of a non-splintering window, a solid baffle wall between measuring system and dial and a blow-out back. In the event of a failure, the user is protected at the front side, as media or components can only be ejected via the rear of the case.

For harsh operating conditions (e.g. vibrations), all instruments are also available with an optional liquid filling.

The QR code on the dial allows instrument-specific information such as the serial number, the order number, certificates and other product data to be retrieved from the internet easily and in the long term.

Special features

  • With case filling (model 263) for applications with high dynamic pressure loads and vibrations
  • Models 262.30 and 263.30: safety version with solid baffle wall (Solidfront) designed in accordance with the requirements of EN 837-1 and ASME B40.100
  • Suitability for particularly aggressive media, due to very high corrosion resistance
  • EMICOgauge version, to avoid fugitive emissions
  • QR code on dial links to instrument-specific information
Identification
Model262.50
Product family262
SubcategoryMechanical pressure gauge
Measuring range
Pressure ranges0…0.6 bar · 0…1 bar · 0…1.6 bar · 0…2.5 bar · 0…4 bar · 0…6 bar · 0…10 bar · 0…16 bar · 0…25 bar · 0…1000 bar · -1…0 bar · -1…3 bar · 0…40 bar · 0…60 bar · 0…100 bar · 0…160 bar · 0…250 bar · 0…400 bar · 0…600 bar · -1…9 bar · -1…15 bar · -1…24 bar · -1…0.6 bar · -1…1.5 bar · 0…0.06 MPa · 0…0.1 MPa · 0…0.16 MPa · 0…0.25 MPa · 0…0.4 MPa · 0…0.6 MPa · 0…1 MPa · 0…1.6 MPa · 0…2.5 MPa · 0…10 kPa · 0…16 kPa · 0…25 kPa · 0…40 kPa · 0…60 kPa · 0…100 kPa · 0…160 kPa · 0…250 kPa · 0…400 kPa · 0…600 kPa · 0…1000 kPa · 0…1600 kPa · 0…2500 kPa · 0…10 psi · 0…15 psi · 0…30 psi · 0…60 psi · 0…100 psi · 0…160 psi · 0…200 psi · 0…300 psi · 0…400 psi · 0…600 psi · 0…800 psi · 0…1000 psi · 0…1500 psi · 0…2000 psi · 0…3000 psi · 0…4000 psi · 0…5000 psi · 0…6000 psi · 0…7500 psi · 0…10000 psi · 0…15000 psi · 0…4 MPa · 0…6 MPa · 0…10 MPa · 0…16 MPa · 0…25 MPa · 0…40 MPa · 0…60 MPa · 0…100 MPa
Accuracy
Accuracy class1.0
Accuracy standardEN 837-1
Process conditions
Process connection
M12 x 1.5M20 x 1.5R ¼R ½G ⅛ BG ¼ BG ½ B¼ NPT½ NPTG 1/8 B, male threadG 1/4 B, male threadG 1/2 B, male threadM12 x 1.5, male threadM20 x 1.5, male threadR 1/4, male threadR 1/2, male thread1/4 NPT, male thread1/2 NPT, male thread
Process temperature−40…+200 °C
Materials
Case materialStainless steel 1.4301 (304), Stainless steel 1.4571 (316Ti), 1.4301 (304), 1.4571 (316Ti)
Wetted parts materialMonel 400 (2.4360)
Sealing materialFKM, PEEK
Operating environment
Ambient temperature−40…+60 °C
IP ratingIP65
Weight0.6 kg
Certifications and approvals
Certifications
UKCACRNDNVNACE MR0175/ISO 15156CE
Explosion protection
II 2G Ex h IIC T6 ... T1 Gb XII 2D Ex h IIIC T85°C ... T450°C Db X
Additional details
Dial size100 mm
Datasheet languagesEN, DE
Tables from datasheet
Basic information
Standard■ EN 837-1 ■ ASME B40.100
For information on the 'Selection, installation, handling and operation of pressure gauges', see technical information IN 00.05.
Further version■ For oxygen, oil- and grease-free ■ Per NACE 1) MR0175 / ISO 15156, use in H₂S-containing environments in oil and gas production ■ With pre-volume deflagration flame arrester 2) for mounting to zone 0 (EPL Ga); model 910.21; see data sheet AC 91.02 ■ EMICOgauge, to avoid fugitive emissions; instrument hook-up with instrumenta- tion valves →See page 10
Nominal size (NS)■ Ø63 mm[2 ½"] ■ Ø100 mm[4"] ■ Ø160 mm[6"]
Connection location■ Lower mount (radial) ■ Lower back mount 3)
WindowLaminated safety glass (NS 63 [2 ½"]: polycarbonate)
Case
Model 262.50, 263.50Safety level 'S1' per EN 837-1: with blow-out device
Model 262.30, 263.30Safety level 'S3' per EN 837-1: with solid baffle wall and blow-out back
Internal pressure compensationFor scale ranges ≤ 0 ...16 bar [≤ 0 ...300 psi] the case can be vented and resealed
Material■ Stainless steel 1.4301 (304) ■ Stainless steel 1.4571 (316Ti)
RingBayonet bezel, stainless steel
Mounting■ Without ■ Panel mounting flange, stainless steel ■ Panel mounting flange, polished stainless steel ■ Model 262.50, 263.50: surface mounting flange, stainless steel ■ Model 262.30, 263.30: surface mounting lugs on the back, stainless steel
Case filling (model 263.50, 263.30)■ Without ■ Glycerine ■ Glycerine-water mixture for NS 100 [4"] and 160 [6"] with scale range ≤ 0 ... 2.5 bar [≤ 0 ... 40 psi] or for NS 63 [2 ½"] with scale range ≤ 0 ... 4 bar [≤ 0 ... 60 psi] ■ Silicone oil
Movement■ Stainless steel ■ everlast ® version
Measuring element
Type of measuring elementBourdon tube, C-type or helical type
MaterialMonel 400 (2.4360)
Leak tightness■ Helium tested, leakage rate: < 5∙10 -3 mbar l/s ■ Helium tested, leakage rate: < 1∙10 -6 mbar l/s
Accuracy specifications
Accuracy class
NS 63 [2 ½"]EN 837-1Class 1.6
ASME B40.100±2 %of measuring span (grade A)
NS 100 [4"], 160 [6"]EN 837-1Class 1.0
ASME B40.100±1 %of measuring span (grade 1A)
Temperature errorOn deviation from the reference conditions at the measuring system: ≤ ±0.4 %per 10 °C [≤ ±0.4 %per 18 °F] of full scale value
Reference conditions
Ambient temperature+20 °C [68 °F]
bar
0 ... 0.6 1)0 ... 40
0 ... 10 ... 60
0 ... 1.60 ... 100
0 ... 2.50 ... 160
0 ... 40 ... 250
0 ... 60 ... 400
0 ... 100 ... 600
0 ... 160 ... 1,000
0 ... 25-
View all (20)
kPa
0 ... 60 1)0 ... 4,000
0 ... 1000 ... 6,000
0 ... 1600 ... 10,000
0 ... 2500 ... 16,000
0 ... 4000 ... 25,000
0 ... 6000 ... 40,000
0 ... 1,0000 ... 60,000
0 ... 1,6000 ... 100,000
0 ... 2,500-
psi
0 ... 10 1)0 ... 1,000
0 ... 150 ... 1,500
0 ... 300 ... 2,000
0 ... 600 ... 3,000
0 ... 1000 ... 4,000
0 ... 1600 ... 5,000
0 ... 2000 ... 6,000
0 ... 3000 ... 7,500
0 ... 4000 ... 10,000
0 ... 6000 ... 15,000
0 ... 800-
kg/cm 2
0 ... 0.6 1)0 ... 40
0 ... 10 ... 60
0 ... 1.60 ... 100
0 ... 2.50 ... 160
0 ... 40 ... 250
0 ... 60 ... 400
0 ... 100 ... 600
0 ... 160 ... 1,000
0 ... 25-
MPa
0 ... 0.06 1)0 ... 4
0 ... 0.10 ... 6
0 ... 0.160 ... 10
0 ... 0.250 ... 16
0 ... 0.40 ... 25
0 ... 0.60 ... 40
0 ... 10 ... 60
0 ... 1.60 ... 100
0 ... 2.5-
bar
-0.6 ... 0 1)-1 ...+5
-1 ... 0-1 ...+9
-1 ... +0.6-1 ...+15
-1 ... +1.5-1 ...+24
-1 ...+3-
kPa
-60 ... 0 1)-100 ...+500
-100 ... 0-100 ...+900
-100 ...+60-100 ... +1,500
-100 ...+150-100 ... +2,400
-100 ...+300-
Further details on: Scale ranges
Unit■ bar ■ psi ■ kg/cm² ■ kPa ■ MPa
Increased overload safety■ Without ■ 2 times ■ 3 times ■ 4 times ■ 5 times
Vacuum resistance■ Without ■ Vacuum-resistant to -1 bar
Dial
Scale colourBlack
MaterialAluminium
Customer-specific versionOther scales or customer-specific dials, e.g. with red mark, circular arcs or circular sectors, on request
Pointer
Instrument pointerAluminium, black
Mark pointer / Drag pointer■ Without ■ Red mark pointer on dial, fixed ■ Red mark pointer on window, adjustable ■ Mark pointer on bayonet bezel, adjustable ■ Red drag pointer on window, adjustable
Pointer stop pin■ Without ■ At zero point (only for NS 63 [2 ½"]) ■ At 6 o&#x27;clock (only for NS 100 [4"], 160 [6"])
MPa
-0.06 ... 0 1)-0.1 ... +0.5
-0.1 ... 0-0.1 ... +0.9
-0.1 ... +0.06-0.1 ... +1.5
-0.1 ... +0.15-0.1 ... +2.4
-0.1 ... +0.3-
psi
-30 inHg ... 0-30 inHg ...+100
-30 inHg ...+15-30 inHg ...+160
-30 inHg ...+30-30 inHg ...+200
-30 inHg ...+60-30 inHg ...+300
Process connection
Standard■ EN 837-1 ■ ISO 7 ■ ANSI/B1.20.1
Size
EN 837-1■ G⅛B,male thread ■ G¼B,male thread ■ G½B,male thread ■ M12 x 1.5, male thread ■ M20 x 1.5, male thread
ISO 7■ R ¼, male thread ■ R ½, male thread
ANSI/B1.20.1■ ¼NPT, male thread ■ ½NPT, male thread
Restrictor■ Without ■ ∅0.6 mm[0.024"], Monel
Material (wetted)
Process connectionMonel 400 (2.4360)
Bourdon tubeMonel 400 (2.4360)
Operating conditions
Medium temperature
Instruments without filling-40 ...+200 °C [-40 ...+392 °F]
Instruments with glycerine filling-20 ...+100 °C [-4 ...+212 °F]
Instruments with silicone oil filling-40 ...+100 °C [-40 ...+212 °F]
Ambient temperature
Instruments without filling or with silicone oil filling-40 ...+60 °C [-40 ...+140 °F]
Instruments with glycerine filling-20 ...+60 °C [-4 ...+140 °F]
Pressure limitation
NS 63 [2 ½"]Steady3/4 x full scale value
Fluctuating2/3 x full scale value
Short timeFull scale value
NS 100 [4"], 160 [6"]SteadyFull scale value
Fluctuating0.9 x full scale value
Short time1.3 x full scale value
Ingress protection per IEC/EN 60529■ IP65 ■ IP66
LogoDescriptionRegion
EU declaration of conformity Pressure Equipment Directive PS > 200 bar, module A, pressure accessoryEuropean Union
UKCA Pressure equipment (safety) regulationsUnited Kingdom
-CRN Safety (e.g. electr. safety, overpressure, ...)Canada
LogoDescriptionRegion
EU declaration of conformity ATEX directive Hazardous areas - Ex h Gas II 2G Ex h IIC T6 ...T1 Gb X Dust II 2D Ex h IIIC T85°C ...T450°C Db XEuropean Union
UKCA Equipment and protective systems intended for use in potentially explosive atmospheres regulationsUnited Kingdom
EAC Hazardous areasEurasian Economic Community
Ex Ukraine Hazardous areasUkraine
PAC Kazakhstan Metrology, measurement technologyKazakhstan
-MChS Permission for commissioningKazakhstan
-PAC Ukraine Metrology, measurement technologyUkraine
PAC Uzbekistan Metrology, measurement technologyUzbekistan
-PAC China Metrology, measurement technologyChina
DNV Ships, shipbuilding (e.g. offshore)International
LogoDescription
-Emission protection in accordance with TA-Luft (VDI 2440) 1)
-Pressure Equipment Directive (PED) for maximum allowable pressure PS ≤ 200 bar
Certificates
Certificates■ 2.2 test report per EN 10204 (e.g. state-of-the-art manufacturing, indication accuracy) ■ 3.1 inspection certificate per EN 10204 (e.g. material proof for wetted metal parts, indication accuracy) ■ PCA calibration certificate, traceable and accredited in accordance with ISO/IEC 17025 ■ Calibration certificate by a national accreditation body, traceable and accredited in accordance with ISO/IEC 17025 on request
Recommended calibration interval1 year (dependent on conditions of use)
NSGDimensions in mm[in]
h ±1abD1D2ijkSW
63 [2 ½"]G¼B54 [2.13]9.5 [0.37]33 [1.30]63 [2.48]62 [2.44]6 [0.24]10 [0.39]15 [0.59]14 [0.55]
G⅛B51 [2.01]9.5 [0.37]33 [1.30]63 [2.48]62 [2.44]6 [0.24]10 [0.39]15 [0.59]14 [0.55]
M12 x 1.554 [2.13]9.5 [0.37]33 [1.30]63 [2.48]62 [2.44]6 [0.24]10 [0.39]15 [0.59]14 [0.55]
100 [4"]G¼B80 [3.15]15.5 [0.61]49.5 [1.95]101 [3.98]99 [3.90]6.5 [0.26]14.5 [0.57]22.5 [0.89]22 [0.87]
G½B87 [3.43]15.5 [0.61]49.5 [1.95]101 [3.98]99 [3.90]6.5 [0.26]14.5 [0.57]22.5 [0.89]22 [0.87]
M12 x 1.580 [3.15]15.5 [0.61]49.5 [1.95]101 [3.98]99 [3.90]6.5 [0.26]14.5 [0.57]22.5 [0.89]22 [0.87]
M20 x 1.587 [3.43]15.5 [0.61]49.5 [1.95]101 [3.98]99 [3.90]6.5 [0.26]14.5 [0.57]22.5 [0.89]22 [0.87]
160 [6"]G¼B111 [4.37]15.5 [0.61]51.5 [2.03] 1)161 [6.34]159 [6.26]6.5 [0.26]14.5 [0.57]22.5 [0.89]22 [0.87]
G½B118 [4.65]15.5 [0.61]51.5 [2.03] 1)161 [6.34]159 [6.26]6.5 [0.26]14.5 [0.57]22.5 [0.89]22 [0.87]
M12 x 1.5111 [4.37]15.5 [0.61]51.5 [2.03] 1)161 [6.34]159 [6.26]6.5 [0.26]14.5 [0.57]22.5 [0.89]22 [0.87]
M20 x 1.5118 [4.65]15.5 [0.61]51.5 [2.03] 1)161 [6.34]159 [6.26]6.5 [0.26]14.5 [0.57]22.5 [0.89]22 [0.87]