MEX2 - MEX3 - MEM3 Industrial Pressure Gauges Main Features For corrosive gasses and Option : liquid-filled for ap- liquids Class 1.6 according to EN 837-1 Wetted parts Stainless steel (MEX) or Monel (MEM) Lloyd`s Register approval plications with pulsations or vibrations Option : case material 1.4404 (316L) for aggressive atmosphere Applications Food & Beverage Laboratory & Medical Oil & Gas / Chemical Water & Waste water Energy Transportation & Logistics Machinery Technical Data Nominal size MEX2 : 50 mm MEX3/MEM3 : 63 mm Measurement range MEX2/MEX3 : -1 ... 0 to 0 ... 1000 bar MEM3 : -1 ... 0.6 to 0 ... 400 bar Bezel ring Stainless steel 1.4301 (AISI 304) Option : stainless steel 1.4404 (AISI 316L) Movement Stainless steel Pressure limitation Window Instrument glass Window gasket Elastomer Dial Aluminium, white Pointer Plastic, black Temperature Ambient : -20 ... +70°C Medium : -40 ... +200°C (not filled) For liquid filled version see ordering details. The case temperature must not exceed +70°C Storage : -40 ... +70°C Thermal drift ± 0.4% F.S. / 10 K (reference : 20°C) Safety S1 according EN837-1 (with window polycarbonate or laminated safety glass) Steady : 75% of full scale value Fluctuating : 65% of full scale value Short time : 100% of full scale value Accuracy Class 1.6 (according EN837-1) Protection rating IP 65 (EN 60529) Process Connection MEX : MEM : Stainless steel 1.4404 (AISI 316L) Monel 400 Bourdon tube MEX : MEM : Stainless steel 1.4404 (AISI 316L) Monel 400 Case Stainless steel 1.4301 (AISI 304) Option : stainless steel 1.4404 (AISI 316L) ATEX II2GDc-IM2c (Including window laminated safety glass) Code 0078 Adjustable friction pointer Window laminated safety glass Code 0679 Code 0751 Code 0753 Restrictor screw Ø 0.3 Code 0769 Lloyd’s Register approval Code 0827 Accuracy class 1 (1.6 bar < P < 1000 bar) Code 0841 Code Q1229 Calibration certificate EN837-1 (5 points raising and 5 points falling) Code Q1070 2012-10-30 Window polycarbonate To be ordered separately Material certificate 3.1 EN10204 Design and specifications subject to change without notice Options www.baumer.com Data sheet A21.22 Page 1 / 3 MEX2 - MEX3 - MEM3 Industrial Pressure Gauges Dimensions - Types of mounting C K R R C R L S A A C ØD B ØD 3 ØJ /120° S E F B (32)* A (11)* Unfilled Filled NS 50 0.100 0.150 NS 63 0.130 0.180 B 3 ØJ /120° M Weight (kg) D (10)* R L1 P A P M M F (30)* G (23)* Panel cut-outs for types B and G NS 50 = Ø 53.5 mm / NS 63 = Ø 65.5 mm *Type of mounting according to EN837-1 in brackets mm A B C D E NS 50 NS 63 F J K L 55.6 34 68 60 68.8 40.4 81 75 L1 14 11 3.6 34 17.3 14 10.8 3.6 34 17.3 M P R S 23.5 44 51 30.5 14 23.5 44 63 30.2 14 Pressure ranges Code kPa kg/cm² Code 0 F59 -1 ... 0 H59 -30″ Hg ... 0 -100 ... 60 F72 -1 ... 0.6 H73 -30″ Hg ... 15 -100 ... 150 F74 -1 ... 1.5 H75 -30″ Hg ... 30 D76 -100 ... 300 F76 -1 ... 3 H2C -30″ Hg ... 60 D77 -100 ... 500 F77 -1 ... 5 H78 -30″ Hg ... 100 9 D79 -100 ... 900 F79 -1 ... 9 H79 -30″ Hg ... 150 15 D81 -100 ... 1 500 F81 -1 ... 15 H81 -30″ Hg ... 220 24 D82 -100 ... 2 400 F82 -1 ... 24 H82 -30″ Hg ... 300 ... 1 D15 0 ... 100 F15 0 ... 1 H15 0 ... 15 ... 1.6 D16 0 ... 160 F16 0 ... 1.6 H1C 0 ... 20 0 ... 2.5 D18 0 ... 250 F18 0 ... 2.5 H17 0 ... 30 0 ... 4 D19 0 ... 400 F19 0 ... 4 H19 0 ... 60 B20 0 ... 6 D20 0 ... 600 F20 0 ... 6 H21 0 ... 100 B22 0 ... 10 D22 0 ... 1 000 F22 0 ... 10 H22 0 ... 160 B24 0 ... 16 D24 0 ... 1 600 F24 0 ... 16 H23 0 ... 200 B26 0 ... 25 D26 0 ... 2 500 F26 0 ... 25 H25 0 ... 300 B27 0 ... 40 D27 0 ... 4 000 F27 0 ... 40 H26 0 ... 400 B29 0 ... 60 D29 0 ... 6 000 F29 0 ... 60 H27 0 ... 600 B31 0 ... 100 D31 0 ... 10 000 F31 0 ... 100 H30 0 ... 1 000 B33 0 ... 160 D33 0 ... 16 000 F33 0 ... 160 H31 0 ... 1 500 B35 0 ... 250 D35 0 ... 25 000 F35 0 ... 250 H34 0 ... 3 000 B38 0 ... 400 D38 0 ... 40 000 F38 0 ... 400 H38 0 ... 6 000 B39 0 ... 600 D39 0 ... 60 000 F39 0 ... 600 H40 0 ... 10 000 B41 0 ... 1 000 F41 0 ... 1 000 H41 0 ... 15 000 -1 ... 0 D59 -100 ... B72 -1 ... 0.6 D72 B74 -1 ... 1.5 D74 B76 -1 ... 3 B77 -1 ... 5 B79 -1 ... B81 -1 ... B82 -1 ... B15 0 B16 0 B18 B19 www.baumer.com Code psi Data sheet A21.22 Design and specifications subject to change without notice Bar B59 2012-10-30 Code Page 2 / 3 MEX2 - MEX3 - MEM3 Industrial Pressure Gauges Ordering details - MEX2 - MEX3 - MEM3 . – Model All stainless steel pressure gauge Pressure gauge with monel Bourdon tube (1) Nominal size 50 mm (2) 63 mm xxx / MEX MEM 2 3 Type of mounting Stainless steel case and bezel ring 1.4301 (AISI 304) Bottom connection, 3 back lugs fixing Back connection, front flange, 3 mounting holes Bottom connection Back connection Back connection with clamp Stainless steel case and bezel ring 1.4404 (AISI 316L) Bottom connection, 3 back lugs fixing Back connection, front flange, 3 mounting holes Bottom connection Back connection Back connection with clamp Process connection G 1/4 1/4 NPT Liquid filling Dry BH1 : low viscosity glycerin/water 86% (medium : -20 ... +70°C) BH2 : high viscosity glycerin 99.5% (medium : 0 ... +90°C) BH3 : silicone oil (medium : -40 ... +100°C) – A B D F G 1 2 4 6 7 2 5 0 1 2 3 Unit of measurement / Pressure ranges (3) bar psi kPa kg/cm² bar / psi (double scale) psi / kPa (double scale) kPa / psi (double scale) Options to be added behind the / (see example below) . Bxx Hxx Dxx Fxx Kxx Vxx Wxx Monel version nominal size 63 mm only and not available for pressure ranges x39, x40, x41 and x59 NS50 not available as monel version MEM (3) Available standard pressures ranges, see tables on page 2. For ranges not listed, please contact Baumer. (1) ( Standard version) / (2) Ordering example with options 3 – B 2 0 . B22 / 0078 _ 0769 _ 0679 Design and specifications subject to change without notice MEX All stainless steel pressure gauge Nominal size 63 mm Back connection, front flange, 3 mounting holes, case material 1.4301 Process connection G 1/4 No liquid filling Scale bar : 0 ... 10 bar Option : ATEX Version with laminated safety glass included Option : Restrictor screw Ø 0.3 2012-10-30 Option : Adjustable friction pointer www.baumer.com Data sheet A21.22 Page 3 / 3