HIGH QUALITY ITALIAN COMPANY ARTICLE
TUBULAR SPRING GAUGE WITH STAINLESS STEEL CASE
CONSTRUCTION FEATURES
Reference standard: EN 837-1
Nominal size in mm: 40, 50, 63
Measuring range: from 0 up to 400 bar per pressure (DN 63 up to 600 bar)
Accuracy class: 1.6% for DN 63 - 2.5% for DN 50 - 40
Ambient temperature: -20 + 60 C
Process fluid temperature: max 60 C
Working pressure: static 75% of the full scale value
Overpressure: 15% max. for a short time
Degree of protection: IP 55 according to IEC 529 - IP 65 with liquid filling
Case: stainless steel
Ring: stainless steel clamped (DN 63 also available with bayonet)
Dial: in plastic with a white background, with black graduations and numbering.
Hands: in black plastic
Transparent: plastic
Transparent gasket: in EPDM
Sensitive element: tubular bourdon spring in copper alloy
Movement: brass
Process connection pin: brass DN 63 - 50 1/4 gas.
DN 40 1/8 BSPT conical
Thermal drift: 0.4% / 10 C of the full scale value
(from the reference temperature 20 C)