General Specifications
Standard : EN 837-1/ASME B40.100
“For information on the “Selection, installation, handling and operation of pressure gauges
see technical information IN 00.05
Further version: For oxygen, oil- and grease-free
Per NACE 1) MR0175 / ISO 15156, use in H₂S-containing environments in oil
and gas production
Per NACE 1) MR0103 / ISO 17945, metals resistant to sulphide stress cracking
With pre-volume deflagration flame arrester 2) for mounting to zone 0 (EPL Ga)
model 910.21; see data sheet AC 91.02
Monel version; models 262 and 263; see data sheet PM 02.33
Nominal size (NS) Ø 63 mm [2 ½”]
Ø 100 mm [4″]
Ø 160 mm [6″]
:Connection location
Lower mount (radial)
Lower back mount
Centre back mount (only for NS 63 [2 ½”])
Window Laminated safety glass (NS 63 [2 ½”]: Polycarbonate)
:Case Design
Safety level “S1” per EN 837-1
With blow-out device at case circumference, 12 o’clock (NS 63 [2 ½”]) and on the
back of the case (NS 100 [4″] and 160 [6″])
Scale ranges ≤ 0 … 16 bar [≤ 0 … 300 psi] with compensating valve to vent and
:reseal case
Material Stainless steel 1.4301 (304)
Stainless steel 1.4571 (316Ti)
Ring Bayonet ring, stainless steel
:Mounting Without
Panel mounting flange, stainless steel
Panel mounting flange, polished stainless steel
Triangular profile ring with mounting bracket, polished stainless steel
Surface mounting flange, stainless steel
:Case filling (model 233.50)
Without
Glycerine
Glycerine-water mixture for NS 100 [4″] and 160 [6″] with scale range
≤ 0 … 2.5 bar [≤ 0 … 40 psi] or for NS 63 [2 ½”] with scale range ≤ 0 … 4 bar [≤ 0… 60 psi] Silicone oil
:Movement
Stainless steel
Stainless steel 1.4404 (316L)
everlast® version