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Absolute pressure gauge with diaphragm per EN 837-3

Absolute pressure gauge with diaphragm per EN 837-3
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Absolute pressure gauge with diaphragm per EN 837-3 - 1

Absolute pressure gauge with diaphragm per EN 837-3,chemical design NS 100/160,Type series BB2... Application area ■ Shipping ■ Machinery construction ■ Chemical and petrochemical industry ■ General process technology Features ■ Absolute pressure gauge with diaphragm ■ Nominal ranges 0...60 to 0...2500 mbar abs ■ With integrated differential pressure chamber, therefore the measurement is independent from atmospheric pressure ■ High quality case with bajonet ring NS 100/160 per EN 837-1 S1 ■ Case and measuring element of stainless steel, diaphragm of Duratherm ■ Accuracy class 1.6 as per EN 837-3 ■ Highly overload protected ■ Degree of protection IP 65 ■ EAC declaration (upon request) Options ■ Approvals/Certificates - Explosion protection (ATEX) for mechanical devices - Certificate of measuring equipment for Russian Federation - Material certificate per EN 10204 - Calibration certificate per EN 10204 ■ Electrical contact device, see data sheet D3-031 ■ Electronical angle-of-rotation sensor, Type series PL1100, see data sheet D6-020 ■ Extended temperature range ■ Connection to Zone 0 ■ Open measuring flange per DIN/ASME ■ Safety case per EN 837-1 S3 ■ Case with liquid filling and degree of protection IP 66 Application Suitable for measuring liquids and gases. With open measuring flange designed for viscous media and media containing solids, too. The device is fitted with a vaccum chamber, which is sealed off from the process by a diaphragm. Thus, enabling absolute pressures to be measured. Constructional design / case Design: High quality case with bayonet ring per EN 837-1 S1, material: stainless steel mat.-no.-Nr. 1.4301 (304) ; with blow-out device, material: PUR, ventilation valve, material: PUR Alternative: Safety design with blow-out back and solid baffle wall per EN 837-1 S3, Material: Stainless steel 1.4301 (304) Nominal size: NS 100 or NS 160 Degree of ■ Without filling: IP 65 protection per ■ With filling, S3 case: IP 66 Case filling: Glycerine-water (optional) Further liquid fillings upon request. Case seal: Material gasket: NBR Pressure Material gasket: NBR chamber seal: Vacuum- The device is fitted with a vacuum cham- reference: ber which is sealed off from the process by a diaphragm. Thus, enabling absolute pressure to be measured.

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Absolute pressure gauge with diaphragm per EN 837-3 - 2

Window: Non-splintering laminated glass. Nominal range Option: Non-sp|intering p|astic (Macro|on) See order details, further ranges upon request Measuring Diaphragm Movement: Scale: Stainless steel segment Pure aluminium, white with black inscription Optional with red marking or with fixed reference pointer. Special scale upon request Pure aluminium, black, with micro adjustment for zero point correction Overload pro- Nominal ranges up to 250 mbar abs: tection: overload protected up to 5 bar Nominal ranges > 250 mbar abs: overload protected up to 10 bar Accuracy...

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Absolute pressure gauge with diaphragm per EN 837-3 - 3

Remark: Open measuring flanges with small measuring flange and DN 50 are supplied with through holes. All other models are produced with loose flange (see drawing). The connection threads are provided as recommended by the relevant DIN or ASA tables. Studbolts with washer and nut are also supplied upon request.

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Absolute pressure gauge with diaphragm per EN 837-3 - 4

Order code (example): BB2200 - A70 - E1001 - ... 1 for devices with non-splintering glass only 2 not for devices with Ex-protection 3 for devices with Ex-protection only LABOM Mess- und Regeltechnik GmbH Im Gewerbepark 13 27798 Hude Germany Phone: +49 4408 804-0 Fax: +49 4408 804-100 e-mail: info@labom.com www.labom.com

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