272 Division II Bourdon tube Pressure gauges For gaseous and liquid media which are not highly viscous, do not crystallise and do not attack copper alloys. For measurements in areas with high vibration levels and high, dynamic pressure loads. ! For measuring gas and vapour, these gauges must be used in accordance with the table "Selection Criteria as per EN 837-2" (see appendix)! Application Type D 6 Nominal size 40 Accuracy class (EN 837-1/6) 1.6 Ranges (EN 837-1/5) 0/4 bar to 0/400 bar Application area Static load: ¾ x full scale value Dynamic load: 2 / 3 x full scale value Short-term: Full scale value Operating temperature range Medium: T max = +60 °C Ambient: T min = -20 °C T max = +60 °C Temperature performance Indication error when the temperature of the measuring system deviates from the normal temperature of +20 °C: Rising temperature approx. ±0.4 %/10 K Falling temperature approx. ±0.4 %/10 K of full scale value Degree of protection IP 65 (EN 60529) with housing vent (≤ 25 bar) IP 54 Technical specifications Standard version Connection Brass, centre back G 1 /8B – spanner size SW 12 (EN 837-1/7.3) Measuring element Bourdon tube, copper alloy ≤ 60 bar "C" type tube > 60 bar helical tube Movement Brass Dial Plastic, white / dial marking black Pointer Plastic, black Housing Plastic (ABS), black, with pressure relief port Window Plastic, ultrasonically welded to housing Filling liquid Glycerine (99.5 %) Options ■ ■ Special scales ■ ■ Damping screw ■ ■ Other process connections glycerine filled Bourdon tube pressure gauges en 837-1 i See page 275 for prices. ■ ■ Can be used in case of heavy vibrations and high, dynamic pressure loads ■ ■ Longer service life due to less wear and corrosion protection of the measuring system ■ ■ No steaming up of the inside of the window in case of outdoor applications Nominal size (NG) b Øc c2 - 40 25 4 10 - Nominal size (NG) D G g SW 40 40 G 1 /8B 43 12 Centre connection back – NG 40 Dimensions (mm) 9
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272 Division II
Bourdon tubePressure gauges
For gaseous and liquid media which are not highly viscous, do not crystallise and do not attack copper alloys. For measurements in areas with high vibration levels and high, dynamic pressure loads.! For measuring gas and vapour, these gauges must be used in accordance with the table "Selection Criteria as per EN 837-2" (see appendix)!
Application
TypeD 6
Nominal size40
Accuracy class (EN 837-1/6)1.6
Ranges (EN 837-1/5)0/4 bar to 0/400 bar
Application areaStatic load: ¾ x full scale value Dynamic load: 2/3 x full scale valueShort-term: Full scale value
Operating temperature rangeMedium: Tmax = +60 °CAmbient: Tmin = -20 °C Tmax = +60 °C
Temperature performanceIndication error when the temperature of the measuring system deviates from the normal temperature of +20 °C: Rising temperature approx. ±0.4 %/10 K Falling temperature approx. ±0.4 %/10 K of full scale value
Degree of protectionIP 65 (EN 60529) with housing vent (≤ 25 bar) IP 54
Technical specifications
Standard version ConnectionBrass, centre back G1/8B – spanner size SW 12(EN 837-1/7.3)
Measuring elementBourdon tube, copper alloy ≤ 60 bar "C" type tube > 60 bar helical tube
MovementBrass
DialPlastic, white / dial marking black
PointerPlastic, black
HousingPlastic (ABS), black, with pressure relief port
WindowPlastic, ultrasonically welded to housing
Filling liquidGlycerine (99.5 %)
Options ■■ Special scales■■ Damping screw
■■ Other process connections
glycerine filled Bourdon tube pressure gauges en 837-1
iSee page 275 for prices.
■■ Can be used in case of heavy vibrations and high, dynamic pressure loads
■■ Longer service life due to less wear and corrosion protection of the measuring system
■■ No steaming up of the inside of the window in case of outdoor applications
Nominal size (NG) b Øc c2 -
40 25 4 10 -
Nominal size (NG) D G g SW
40 40 G1/8B 43 12
Centre connection back – NG 40
Dimensions (mm)
9
273Division II
For gaseous and liquid media which are not highly viscous, do not crystallise and do not attack copper alloys. For measurements in areas with high vibration levels and high, dynamic pressure loads.! For measuring gas or vapour, these gauges must be used in accordance with the table "Selection Criteria as per EN 837-2" (see appendix)!
Application
TypeD 6
Nominal size50 – 63
Accuracy class (EN 837-1/6)1.6
Ranges (EN 837-1/5)-1/0 to -1/+15 bar 0/0.6 to 0/400 bar
Application areaStatic load: ¾ x full scale value Dynamic load: 2/3 x full scale value Short-term: Full scale value
Operating temperature rangeMedium: Tmax = +60 °CAmbient: Tmin = -20 °C Tmax = +60 °C
Temperature performanceIndication error when the temperature of the measuring system deviates from the normal temperature of 20 °C: Rising temperature approx. ±0.4 %/10 K Falling temperature approx. ±0.4 %/10 K of full scale value
Degree of protectionIP 65 (EN 60529) with housing vent (≤ 25 bar) IP 54
Technical specifications
Standard version ConnectionBrass, bottom or centre back G¼B – spanner size SW 14 (EN 837-1/7.3)
Measuring elementBourdon tube, copper alloy ≤ 60 bar "C" type tube > 60 bar helical tube
glycerine filled Bourdon tube pressure gauges en 837-1
* Minimum order quantity for non-stock items = 10 pieces
Bourdon tube Pressure gauges
DG: M
iSee page 306 for prices.
9
276 Division II
Bourdon tubePressure gauges
For gaseous and liquid media which are not highly viscous, do not crystallise and do not attack copper alloys. For measurements in areas with high vibration levels and high, dynamic pressure loads.! For measuring gas or vapour, these gauges must be used in accordance with the table "Selection Criteria as per EN 837-2" (see appendix)!
Application
TypeD 7
Nominal size50 – 63
Accuracy class (EN 837-1/6)1.6
Ranges (EN 837-1/5)-1/0 to -1/+15 bar 0/0.6 to 0/400 bar NG 63 to 0/600 bar
Application areaStatic load: ¾ x full scale value Dynamic load: 2/3 x full scale valueShort-term: Full scale value
Operating temperature rangeMedium: Tmax = +60 °CAmbient: Tmin = -20 °C Tmax = +60 °C
Temperature performanceIndication error when the temperature of the measuring system deviates from the normal temperature of 20 °C: Rising temperature approx. ±0.4 % /10 K Falling temperature approx. ±0.4 %/10 K of full scale value
Degree of protectionIP 65 (EN 60529) with housing vent (≤ 25 bar) IP 54
Technical specifications
Standard version ConnectionBrass, bottom or centre back G¼B – spanner size SW 14 (EN 837-1/7.3)
Measuring elementBourdon tube, copper alloy ≤ 60 bar "C" type tube > 60 bar helical tube
MovementBrass
DialAluminium, white Dial marking black
PointerAluminium, black
HousingStainless steel 304 with pressure relief port
glycerine filled Bourdon tube pressure gauges en 837-1
* Append the code Z001 to the part number for single scales.Minimum order quantity for non-stock items = 25 pieces
DG: M
iSee page 306 for prices.
9
279Division II
For gaseous and liquid media which are not highly viscous, do not crystallise and do not attack copper alloys. For measurements in areas with high vibration levels and high, dynamic pressure loads.! For measuring gas or vapour, these gauges must be used in accordance with the table "Selection Criteria as per EN 837-2" (see appendix)!
Application
TypeD 7
Nominal size80 – 100
Accuracy class (EN 837-1/6)1.6
Ranges (EN 837-1/5)-1/0 to -1/+15 bar 0/1 to 0/400 bar
Application areaStatic load: ¾ x full scale value Dynamic load: 2/3 x full scale value Short-term: Full scale value
Operating temperature rangeMedium: Tmax = +60 °CAmbient: Tmin = -20 °C Tmax = +60 °C
Temperature performanceIndication error when the temperature of the measuring system deviates from the normal temperature of 20 °C: Rising temperature approx. ±0.4 %/10 K Falling temperature approx. ±0.4 %/10 K of full scale value
Degree of protectionIP 65 (EN 60529) with housing vent (≤ 25 bar) IP 54
Technical specifications
Standard version ConnectionBrass, bottom NG 80-100 G½B – spanner size SW 22 Brass, centre back NG 80 G¼B – spanner size SW 14NG 100 G½B – spanner size SW 22 (EN 837-1/7.3)
Measuring elementBourdon tube, copper alloy ≤ 60 bar "C" type tube > 60 bar helical tube
MovementBrass
DialAluminium, white Dial marking black
PointerAluminium, black
HousingStainless steel 304 with pressure relief port
glycerine filled Bourdon tube pressure gauges en 837-1
Minimum order quantity for non-stock items = 10 pieces
DG: M
iSee page 306 for extra charges.
9
283Division II
Application
TypeD 8
Nominal size100 – 160
Accuracy class (EN 837-1/6)1.0
Ranges (EN 837-1/5)-1/0 to -1/+15 bar 0/0.6 to 0/1000 bar
Application areaStatic load: ≤ 600 bar = full scale value > 600 bar = ¾ x full scale value
Dynamic load: ≤ 600 bar = 0.9 x full scale value > 600 bar = 2/3 x full scale value
Short-term: ≤ 600 bar = 1.3 x full scale value > 600 bar = full scale value
Operating temperature rangeMedium: Tmax = +60 °CAmbient: Tmin = -20 °C Tmax = +60 °C
Temperature performanceIndication error when the temperature of the measuring system deviates from the normal temperature of 20 °C: Rising temperature approx. ±0.4 %/10 K Falling temperature approx. ±0.4 %/10 K of full scale value
Degree of protectionIP 65 (EN 60529) with housing vent (≤ 25 bar) IP 54
Technical specifications
Standard version ConnectionBrass, bottom or lower back G½B – spanner size SW 22 (EN 837-1/7.3)
Measuring elementBourdon tube, ≤ 60 bar "C" type tube, copper alloy > 60 bar helical tube, stainless steel 316 Ti/316 L
MovementBrass
DialAluminium, white Dial marking black
PointerAluminium, black
HousingStainless steel 304 with blow-out
Bayonet bezelStainless steel 304
WindowInstrument glass
Filling liquidGlycerine (99.5 %)
Options ■■ Back flange■■ Panel mounting bezel for clamp fixing■■ 3-hole fixing, panel mounting bezel
■■ Special scales■■ Other process connections
glycerine filled Bourdon tube pressure gauges en 837-1
iSee page 285 for prices.
For gaseous and liquid media which are not highly viscous, do not crystallise and do not attack copper alloys. For measurements in areas with high vibration levels and high, dynamic pressure loads.! For measuring gas or vapour, these gauges must be used in accordance with the table "Selection Criteria as per EN 837-2" (see appendix)!
Bourdon tube Pressure gauges
■■ Robust, stainless steel housing with bayonet bezel
■■ Can be used in case of heavy vibrations and high, dynamic pressure loads
■■ Longer service life due to less wear and corrosion protection of the measuring system
■■ No steaming up of the inside of the window in case of outdoor applications
■■ DNV-certified
Page 386
A
9
284 Division II
Bourdon tubePressure gauges
Bottom connection Bottom connection, back flange
Lower back connection Lower back connection, 3-hole fixing, panel mounting bezel
Lower back connection, panel mounting bezel for clamp fixing
glycerine filled Bourdon tube pressure gauges type D 8 – ng 100/160
housing types and dimensions
Dimensions (mm)
Nominal size (NG) a a1 b b1 b2 b3 Øc c1 c2 d1* d2 d3* d4 d5 d6 e G g g1 h s1