Bourdon Tube Pressure Gauges Bayonet Ring Case Stainless Steel Standard Versions Information on general and metrological features (load limits / temperature limitations) and standard pressure ranges / scale divisions can be found in model overview 1000. Accuracy (EN 837-1) Class 1.6 Class 2.5 for pressure ranges 0-600 and 0-1,000 bar (0-10,000 and 0-15,000 psi) Case Bayonet ring, 1.4301 (304 stainless steel) Case Protection Type (EN 60 529 / IEC 529) IP 54, IP 65 for model RChG with closed blow-out plug Blow-out Device Blow-out plug at the top of the case coverage Case Ventilation By blow-out plug, ventilation required for internal pressure compensation for pressure ranges < 10 bar and also recommended for other pressure ranges, as far as the operating conditions allow this. Case Filling for model RChG: glycerine Nominal Case Size 63 (mm) (2%") Wetted Parts Type -3: Connection: 1.4571 (316 stainless steel) Bourdon tube: 1.4571 (316 stainless steel), argon arc welding, < 60 bar (800 psi) c-form, >100 bar (1,500 psi) helical Type -1: Connection: brass Bourdon tube: bronze, < 40 bar (600 psi) soft-soldered, c-form, > 60 bar (800 psi) silver brazed, helical Case Configuration Connection: screwed Position of the connection: bottom connection, optional lower back connection (r) / centre back connection (rm) Mounting device: without, optional back flange for surface mounting (Rh) / front flange for panel mounting (Fr), see page 2 Pressure Range (EN 837-1) 0-0.6 bar (0-10 psi) to 0-1,000 bar (0-15,000 psi) for type -3 0-0.6 bar (0-10 psi) to 0- 600 bar (0-10,000 psi) for type -1 Process Connection G % B (%" BSP) Window Laminated safety glass for type -3 Instrument glass for type -1 Movement Stainless steel for type -3 Brass/German silver for type -1 Dial Aluminum, black figures, white background Pointer Aluminum, black Safety Category according to EN 837-1 S1 pressure gauges with blow-out device S2 safety pressure gauge, proved: RCh 63-3 up to 1,000 bar (15,000 psi), RChG 63-3 up to 600 bar (10,000 psi) optional: Type -1, with laminated safety glass or polycarbonate Ordering Information, Standard Pressure Ranges, Options: • Special process connections, e. g. VCR-F VCR-M, VCR-M short (see technical information sheet T01-000-016) or cannula connection with needle for vacuum / pressure test for cans (see technical information sheet T01-000-022), others upon request • Other pressure ranges and / or special scales, e.g. double scale bar/psi, coloured fields or areas, dial inscriptions, negative scale etc. • Version as refrigeration gauge with temperature scale • Case parts 1.4404 (316 L stainless steel) upon request • Increased case protection type, e. g. IP 65 without case filling, upon request • Welded case / connection for lower back connection or centre back connection upon request • Other case fillings upon request • Model RChG 63-3 bottom connection (lower back connection or centre back connection upon request) for ambient temperatures down to -40 °C (-40 °F). Our recommendation for ambient temperatures below -20 °C (-4 °F); pressure gauges with crimped-on ring case models RChg resp. RChgG • Versions for medium temperatures up to 300 °C (572 °F), but without case filling upon request • Position of connection radial at 3 o'clock, 9 o'clock or 12 o'clock (others upon request) or other than vertical installation (90°): - for models without case filling and for filled models with pressure equalizing membrane; - for filled models without pressure equalizing membrane upon request • GOST-version for Russia, Ukraine, Kazakhstan • Sour gas-resistant version according to NACE Chemical seals: see catalogue-heading 7 Other accessory: see catalogue-heading 11 INSTRUMENTS TO INDUSTRY LTD Euro Works - Hawksley Industrial Estate - Hawksley Street Oldham - OL8 4PQ - United Kingdom T: +44 (0)161 652 7741 F: +44 (0)161 621 0389

Case Configuration, Code Letters, Dimensional Data and Weights, Blow-out Device Bottom connection Lower back connection Centre back connection No mounting device code letter: r (no additional code letters) Back flange for surface mounting code letters: Rh code letters: rmRh (available upon request, but according to EN 837-1 not recommended) (available upon request, but according to EN 837-1 not recommended) Front flange for panel mounting code letters: rmFr (available upon request, but according to EN 837-1 not recommended) Front flange for panel mouting with slotted holes, separate cover ring,...

Bourdon Tube Pressure Gauge, Bayonet Ring Case RCh Model Code: Options: adjustable pointer pointer adjustable when removable ring pointer ^^^^^^^^|adjustable externally drag indicator adjustable externally removable key non-removable removable key non-removable receiver gauge 0.2-1 bar, scale 0-100% linear square special adjustment (reference points = odd values, e. g. 100 KN = 8.735 bar) window laminated safety glass for type -1 (= S2 see below) acrylic glass (PMMA)1) polycarbonate (PC) (= S2 see below) movement stainless steel for type -1 (for -3 and -6 standard) pressure equalizing membrane...