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Summary of Contents for Diehl Metering ALTAIR V4
- Page 1 ALTAIR V4 DN15/20 User guide...
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Page 2: Table Of Contents
ALTAIR V4 DN15/20 Table of contents 1 Product description ........................ 3 1.1 General principle ........................3 1.2 Metrological features ......................4 1.2.1 Calibration curve......................4 1.2.2 Pressure loss ........................4 1.3 Technical features ........................ 5 1.4 Dimensions .......................... 6 2 Installation ..........................7 2.1 Installation precautions ...................... -
Page 3: Product Description
It is a measuring device approved for invoicing that must be handled with care. ALTAIR V4 is made of a brass or composite body (1) containing the hydraulic parts, a register (2) and a grey ring (3) that seals the register to the body. This ring rotates freely ensuring optimal legibility of the data. -
Page 4: Metrological Features
ALTAIR V4 DN15/20 1.2 METROLOGICAL FEATURES 1.2.1 CALIBRATION CURVE ALTAIR V4 has been manufactured with care to ensure high precision and reduced standard deviation (see chapter 5: metrological curves). It is MID approved up to R=800. Nominal diameter Length* Nominal flow rate m³/h... -
Page 5: Technical Features
ALTAIR V4 DN15/20 1.3 TECHNICAL FEATURES Features Description Body Brass or composite. Grey cold water. Ring Plastic by default. Register Glass-metal in option. Waterproof the register withstands prolonged immersion. Pre-equipped to be fitted (even on-site) with clip-on modules of the IZAR range: •... -
Page 6: Dimensions
ALTAIR V4 DN15/20 Features Description Compliant with the MID regulatory tests. Endurance Resistance: 100,000 cycles at Q and 100 hours at Q Resistance to a flowrate of 2xQ during 10 minutes without any damage to Overflow the parts. Non-return valve Possibility of adding a non-return valve in the outlet nozzle. -
Page 7: Installation
To be carried out in accordance with EN ISO 4064-5:2017 and EN14154-2:2005 +A2:2011. 2.1.1 CLEANING THE PIPES ALTAIR V4 meter must be installed on a clean pipe, free from solid particles on the inside. If in doubt, replace the meter by a bypass sleeve and clean the pipe out with high- flowrate water flushing. -
Page 8: Place Of Installation
2.2.2 PLACE OF INSTALLATION The metered water must be free from gas. Install ALTAIR V4 DN15/20 at a low point of a pipe to prevent the formation of air pockets. No straight length is required either before or after the meter (U0 / D0 approved). -
Page 9: Liability
ALTAIR V4 DN15/20 Brass body: flat retaining areas have been provided on the outlet nozzle. The use of a second spanner will keep the meter from rotating when it is being tightened, thereby preventing any harm to the seal (max. torque: 30 Nm). -
Page 10: Precautions Of Use
4 REGULATIONS ALTAIR V4 DN15/20 meters comply with the European directives as indicated on the EU declaration of conformity delivered with the product and available at: https://www.diehl.com/metering/en/diehl-metering/support-center/downloads It also meets the food-grade requirements relating to materials in contact with water. -
Page 11: Metrological Curve
ALTAIR V4 DN15/20 5 METROLOGICAL CURVE 06/2021... - Page 12 Diehl Metering S.A.S. 67 rue du Rhône 68300 Saint-Louis France Tel: +33 (0)3 89 69 54 00 Fax: +33 (0)3 89 69 72 20 E-Mail: info-dmfr@diehl.com www.diehl.com/metering...
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