Datasheet

Design and specifications subject to change without notice
Data Sheet A21.01
Page 1
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Pressure gauges developed for OEM applications in compressed gases,
lubricating circuits, hot or cold water networks, water distribution.
Ø 40 - 50 - 63 - 80 - 100 mm
Conform to EN 837-1 standard, Pressure Directive
PED 97/23/CE
Specifications (20°C) Options
MAT Steel case and bezelring pressure gauges
Ranges From -1... 0 to 0... 400 bar.
(see graduations overleaf)
Working pressure steady : 75% of full scale value
short time : 100% of full scale value
Standard accuracy ± 2.5% of full scale
Standard degree of protection IP 32 according to NF EN 60 529.
Sensing element Cupreous metal BOURDON tube.
Connection Brass, with 14 mm square.
Thread G 1/8 (MAT Ø 40)
G 1/4 (MAT Ø 50, 63)
G 1/2 (MAT Ø 80, 100)
Tube connection assembly Welded : Sn/Pb up to 40 bar
Sn/Ag greater than 40 bar
Gauge working process fluid: -20 ... 70°C
Temperature
Temperature error Additional error when temperature of the
pressure element deviates from +20°C (68°F)
±0.4% for every 10°C (18°F) rising or falling.
Percentage of span.
Case Black painted steel.
Bezelring
Steel bezelring crimped on case (except type F, Ø 40)
Window Plastic (MAT Ø 80-100), Kostil (MAT Ø 40-50-63).
Dial White ABS (MAT Ø 40-50-63 and P ≤ 40 bar)
Aluminium alloy, black graduations and figures
on white background (others).
Pointer Knife-edge, aluminium alloy, black painted.
Restrictor screw in connection. Code 0771
Male thread out of standard
Special dial
Special graduations
Other mountings.