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Bourdon tube pressue gauge

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Bourdon tube pressure gauge, copper alloy, Stainless steel case

Stainless steel case, copper alloy

Model
S.BC01 NS50, 63, 100

Applications

● For measuring points with high dynamic pressure loads and vibrations

● For gaseous and liquid media that are not highly viscous or crystallising and will not attack copper alloy parts

● Hydraulics

● Compressors, shipbuilding

Special features

● Very good vibration and shock resistance

● Especially robust design

● Type approval for the shipbuilding industry

● Scale ranges up to 0 ... 1,000 bar

CSHERUN Cyclic Pressure

Maximum scale value of pressure gauge (bar)

≤25

<25  to ≤600

<600  to ≤1000

Number of pressure cycles

120 000

100 000

30 000

Specifications

Design 

EN 837-1 

Nominal size in mm 

50, 63, 100 

Accuracy class

NS 50, 63: 1.6

NS 100: 1.0 

Scale ranges

NS 50: 0 ... 1 to 0 ... 1,000 bar

NS 63, 100: 0 ... 0.6 to 0 ... 1,000 bar

Pressure limitation 


NS 50, 63:

Steady: 3/4 x full scale value

Fluctuating: 2/3 x full scale value

Short time: Full scale value


NS 100: 

Steady:   Full scale value

Fluctuating: 0.9 x full scale value

Short time: 1.3 x full scale value


Permissible temperature 

Ambient: -20 … +60 °C

Medium: +60 °C maximum 

Temperature effect

When the temperature of the measuring system deviates from the reference temperature (+20 °C): max. ±0.4 %/10 K of the span 

Ingress protection per IEC/EN 60529 

IP65 

Process connection 

Copper alloy

NS 50, 63: G ¼ B (male), SW 14

NS 100: G ½ B (male), SW 22 

Connection location

Bottom connection

Centre back mount(only for NS50 and NS63)

Lower back mount (only for NS100) 

Pressure element 

≤ 60 bar  Copper alloy,  C-type

>60bar  Copper alloy,  helical type

Movement

Copper alloy

Dial 

Aluminium, white, black and red lettering 

Pointer 

Aluminium, black 

Case 

Stainless steel, natural finish Sealing towards process connection with O-ring With all scale ranges, the filling plug can be vented for internal pressure compensation.

Window

Plastic, crystal-clear

Laminated safety glass (For NS100)

Ring 

Crimp ring, stainless steel  

Filling liquid 

Glycerine

Options

■ Other process connection

■ Measuring system and movement from stainless steel  

■ NS 100: Zero point adjustment (in front)

■ Increased medium temperature with special soft solder - NS 50, 63: 100 °C - NS 100: 150 °C

■ Extended ambient temperature range -40 ... +60 °C with silicone oil filling

■ Panel mounting flange, stainless steel, for back mount connection

■ Surface mounting flange, stainless steel (only NS 63, 100)

■ Mounting clamp, for back mount

Dimension in mm

Bottom connection

图片1.png

NS 50, 63, centre back mount

1706750305924667.png

NS100 lower back mount

1706750313966038.png

NS

Dimensions in mm

Weight in kg

a

b±0.5

b2±0.5

D1

D2

e

f

G

h±1

SW

50

12

30

55

55

50

5.5

-

G1/4B

48

14

0.15

63

13

32

56

68

62

6.5

-

G1/4B

54

14

0.21

100

15.5

48

81.5

107

100

8

30

G1/4B

87

22

0.80


Model / Nominal size / Scale range / Process connection / Connection location / Options