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Precision Bourdon Tube Pressure Gauge0.25 supplier exporter Manufacturer


Product Detail

Basic Info

  • HS Code:9026209000


Application
For gaseous and liquid media which are not highly viscous, do not crystallize and are not aggressive. For very high measuring accuracy, When measuring gas or vapor, the instruments must be used in accordance with the safety recommendations of EN 837-2 (see appendix).


Specification :
Type: D 4
Nominal size: 40 ~250
Accuracy class: 0.25
Ranges: -1/0 bar to -1/+15 bar, 0/0.6 to 0/400 bar
Calibration medium: < 40 bar: Air > 40 bar: Water
Application area: Static load: 3/4 x full scale value; Dynamic load: 2/3 x full scale value; Short term: Full scale value
Operating temperature range: Medium: Tmax = +60 &#176; C
Ambient: Tmin = -20 &#176; C
Tmax = +60 &#176; C
Temperature performance: Indication error when the temperature of the measuring element deviates from 20 &#176; C: Rising temp. Approx. &#177; 0.4 %/10 K; Falling temp. Approx. &#177; 0.4 %/10 K percentage of full scale value
Protection: IP 54
Standard version
Connection
Brass, bottom or bottom back (only NG 160)G1/2B -spanner size 22(EN 837-1/7.3)
Measuring element: Bourdon tube element, < 100 bar "C" type bourdon tube, copper alloy
> 100 bar helical tube, copper alloy
Movement: Brass/nickel silver; Ball bearing
Dial: Aluminium, white; Dial marking black; NG 160 mirror scale 270&#176; ; NG 250 mirror scale 330&#176; ; With zero correction
Pointer: Knife edge pointer; Aluminium
Housing: Stainless steel 304; Bayonet type bezel; Stainless steel 304
Front glass: Plastic (PMMA)

Options:
Back flange (NG 160)
3-hole fixing, panel mounting bezel (NG 160)
Factory test certificate