Design EN 837-1 & ASME
B40.100 |
Pressure connection Material:
copper-alloy Lower mount (LM) 1/8¡° or 1/4¡°
NPT |
Sizes 2.5¡±, 3¡± & 4¡± (63 mm, 80 mm
& 100 mm) |
Bourdon tube Material: copper
alloy 15 psi to 600 psi: C-type 800 psi to 6,000
psi: helical |
Accuracy class ¡¾ 1/2/5% of
span 1% at zero pressure 2% in the first 75% of
the scale 5% in the last 25% of the scale |
Movement Copper alloy, silicone
dampened |
Ranges 0/120 psi, retard to 350
psi 0/500 psi |
Dial White aluminum with stop pin
and black lettering. Zero-adjustment screw on
dial |
Working pressure Steady: 3/4 of full
scale value Fluctuating: 2/3 of full scale
value Short time: full scale value |
Pointer Black
aluminum |
Operating temperature Ambient: -40¡ÆF
to 150¡ÆF (-40¡ÆC to 65¡ÆC) Media: 150¡ÆF (+65¡ÆC)
maximum |
Case Red or blue painted
steel |
Temperature error Additional error
when temperature changes from reference temperature of 68¡ÆF
(20¡ÆC) +0.4% for every 18¡ÆF (10¡ÆC)rising or falling.
Percentage of span. |
Window Snap-in
acrylic |