Standard Bourdon tube pressure gauges EN 837-1

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Arnold Beasley
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Standard Bourdon tube pressure gauges EN 871 Application For gaseous and liquid media which are not highly viscous, do not crystallize and are not aggressive to copper alloys.

Ranges (EN 871/) 1.0 to 1/+1 bar 0/0. to 0/400 bar Working pressure Static load: /4 x max. scale value Fluctuating load: / x max. scale value Shorttime: max.

1 Standard Bourdon tube pressure gauges EN 871 Application For gaseous and liquid media which are not highly viscous, do not crystallize and are not aggressive to copper alloys. For measuring gas or vapour, these instruments must be used in accordance with the safety recommendations of EN 87 (see appendix). Type D 1 Nominal sizes Accuracy (EN 871/) Class 1. Ranges (EN 871/) 1.0 to 1/+1 bar 0/0. to 0/400 bar Working pressure Static load: /4 x max. scale value Fluctuating load: / x max. scale value Shorttime: max. scale value Operating temperature Ambient: T min = 0 C T max = + 0 C Medium: T max = + 0 C Temperature error Additional error when the temperature of the measuring element deviates from +0 C: rising temp. approx. ± 0,4% /10K falling temp. approx. ± 0,4% /10K percentage of full scale value. Protection IP (EN 09) Standard version Connection Brass, bottom or back (centre) Size 40 G 1 /8B spanner 1 Sizes 0 spanner Sizes bottom G1/B spanner Sizes back spanner (EN 871/7.) Measuring element Bourdon tube element, copper alloy < 0 bar C tube > 0 bar helical tube Movement Brass Dial Plastic, white Graduation and figures black Pointer Plastic, black Housing Black ABS, impactresistant and corrosionresistant Window Clipin plastic NS with adjustable red reference pointer Options Throttle screw Reference pointer

2 Standard Bourdon tube pressure gauges Type D 1 NS 40/0//80/100 Housing types and dimensions NS 40/0/ Bottom connection NS 40/0/ Back connection NS 80 Bottom connection NS 80 Back connection NS 100 Bottom connection NS 100 Back connection Dimensions (mm) a b b1 c c1 c e e1 e g G G1 h s SW SW1 40 9, , G 1 /8B G 1 /8B ,,8 7,1 47,1 4,8 9,8 9,7 0,4 0,4 1,,7 80 1,8,8,8 0,8 G½B 7, , 4, 0 G½B 8,

3 Standard Bourdon tube pressure gauges EN 871 Application For gaseous and liquid media which are not highly viscous, do not crystallize and are not aggressive to copper alloys. For measuring gas or vapour, these instruments must be used in accordance with the safety recommendations of EN 87 (see appendix). Type D /D Nominal sizes 40 0 Accuracy (EN 871/) Class 1. Ranges (EN 871/) 1/0 to 1/+1 bar 0/0. to 0/400 bar Working pressure Static load: /4 x max. scale value Fluctuating load: / x max. scale value Shorttime: max. scale value Operating temperature Ambient: T min = 0 C T max = + 0 C Medium: T max = + 0 C Temperature error Additional error when the temperature of the measuring element deviates from +0 C: rising temp. approx. ± 0,4%/10K falling temp. approx. ± 0,4%/10K percentage of full scale value. Protection IP (EN 0 9) Standard version Connection Brass, bottom or back (centre) Size 40 G 1 /8B spanner 1 Sizes 0 G 1 /4B spanner (EN 871/7.) Measuring element Bourdon tube element, copper alloy < 0 bar 'C' tube > 0 bar helical tube Movement Brass Dial Plastic, white Graduation and figures black Pointer Plastic, black Housing D Black sheet steel D stainless steel Window Clipin plastic Options Panel mounting clamp fixing Panel mounting hole front flange Throttle screw Reference pointer

4 Standard Bourdon tube pressure gauges Type D /D NS 40/0/ Housing types and dimensions Bottom connection Back connection Back connection, panel mounting hole front flange Back connection, panel mounting clamp fixing Panel cut out Dimensions (mm) a b b1 b b Ø c c1 c d1 d d d4 d d g g1 g G h m 40 8,, , , 4, 4, G 1 /8B , 7, 0, 0 71, , 4 8 9, 9,4 9,4 0, 0, 7 8,, 7,8 0,4 1,, 1, 7 s s1 s s SW 40,, 1 0,8,,4,7,,

5 Standard Bourdon tube pressure gauges EN 871 Application For gaseous and liquid media which are not highly viscous, do not crystallize and are not aggressive to copper alloys. For measuring gas or vapour, these instruments must be used in accordance with the safety recommendations of EN 87 (see appendix). Type D Nominal sizes Accuracy (EN 871/) Class 1. Ranges (EN 871/) 1/0 to 1/+1 bar 0/0. to 0/400 bar Working pressure Static load: /4 x max. scale value Fluctuating load: / x max. scale value Shorttime: max. scale value Operating temperature Ambient: T min = 0 C T max = + 0 C Medium: T max = + 0 C Temperature error Additional error when the temperature of the measuring element deviates from +0 C: rising temp. approx. ± 0,4% /10K falling temp. approx. ± 0,4% /10K percentage of full scale value. Protection IP (EN 0 9) Standard version Connection Brass, bottom: Sizes G½B spanner Brass, back centre: Sizes spanner (EN 871/7.) Measuring element Bourdon tube element, copper alloy < 0 bar C tube > 0 bar helical tube Movement Brass Dial Plastic, white Graduation and figures black Pointer Plastic, black Housing Black sheet steel Window Clipin plastic with adjustable red reference pointer Options Housing stainless steel (NS 100) Bezel Window instrument glass Surface mounting back flange Panel mounting hole front flange Throttle screw Reference pointer

6 Standard Bourdon tube pressure gauges Type D NS 80/100 Housing types and dimensions Bottom connection Back connection Bottom connection, with bezel Back connection, with bezel Dimensions (mm) a b b1 Øc c1 c Øc1 c c4 g g1 G G1 h SW SW ,7 1, 0 4, G½B , 4 0, 7 G½B 8

Gas-actuated combi-thermometer with Pt100 electrical output signal Model 76, stainless steel version

Mechatronic temperature measurement Gas-actuated combi-thermometer with Pt100 electrical output signal Model 76, stainless steel version WIKA data sheet TV 17.01 for further approvals see page 6 Applications