Pressure gauge for refrigeration systems with case in stainless steel Suitable for all gaseous and liquid media that will not obstruct the pressure system or attack copper alloy parts. Especially designed for difficult conditions of use, as there are vibrations or quick changes of pressure. Also useful for adverse ambients. Manufactured according to EN 837-1 standards. STANDARD PARAMETERS Design: EN 837-1 Closing: Sealed ring Mounting: See attached diagrams A , B, C or D Threaded connection: Ø63: ¼”BSP; Ø100: ½”BSP (UNE-EN 10226-1) IP protection: IP65 (EN 60529 / IEC 529) Accuracy: Class 1.6 Pressure limits: Static: ¾ end of scale Oscillating: ⅔ end of scale Maximum: Full scale for a short period of time Temperature limits: Environment: -20+50°C Fluid: 80°C · Refrigeration · Air conditioning · Food industry Range: -1+12 or -1+24 Bar Scale: Bar/R22/R134a/R404a/R507 Subdivision: According to standard EN 837-1 Antivibration fluid: Glycerine 99.8% Sensor element: Bourdon tube (“C” form) Overtemperature relief system: Upper plug Bottom with back flange B1 B2 Case and ring: AISI 304 Stainless steel Bourdon tube and moving parts: Cu Alloy Threaded connection: Brass Visor: Polycarbonate Dial: White laquered aluminum Pointer: Black laquered aluminum Welding: Cu-Sn Overtemperature relief plug: Neoprene DIMENSIONS (mm) DN Back with frontal flange B1 B2 120° 8.Calibration certificate traceable to ENAC 7 point certificate Without certificate M8 Gesa Termómetros S.L. · C/ Barrikako Bidea Pol. Ind. Igeltzera Pabellón D3 · 48610 U