DIEHL ALTAIR V4 IS Hot Water Volumetric Meter Owner’s Manual
- August 7, 2024
- DIEHL
Table of Contents
**DIEHL ALTAIR V4 IS Hot Water Volumetric Meter Owner’s Manual
**
APPLICATION
ALTAIR V4 IS HOT WATER is the latest generation of volumetric meter designed
to measure the consumption of domestic hot water.
Compact and robust, ALTAIR V4 IS HOT WATER is easy to install and perfectly
suited for varying water qualities.
Its integrated radio enables remote reading of the index and alarms of the
meter in mobile mode (walk-by) or fixed network.
Developed within the framework of the MID, it complies with the European
regulations and holds sanitary conformity certificates.
FEATURES
- DN15
- Q3=1.6m3/h / Q3=2.5m3/h
- MID approval up to R=400
- Starting flow rate: 1 l/h
- Water temperature from 30°C to 90°C
- Brass body
- IZAR integrated 868 MHz radio, PRIOS protocol
- Battery lifetime up to 10 years
- IP54 – not suitable for wet environment
METROLOGICAL DATA
| Nominal diameter | DN | mm | 15 | 15 |
|---|---|---|---|---|
| Length | L | mm | 110 | 110 |
| Nominal flow rate | Q3 | m³/h | 1.6 | 2.5 |
| R standard* | Q3/Q1 | 100 | 160 | |
| Starting flow rate | l/h | 1 | 1 | |
| Minimum flow rate | Q1 | l/h | 16 | 15.62 |
| Transition flow rate | Q2 | l/h | 25.6 | 25 |
| Maximum flow rate | Q4 | m³/h | 2 | 3.125 |
| Head loss at Q3 | bar | 0.22 | 0.54 | |
| Head loss at Q4 | bar | 0.34 | 0.85 | |
| Kvs (deltaP=Q²/Kvs²) | 3.38 | 3.38 |
- Other values on request
APPROVAL
ALTAIR V4 IS HOT WATER
MID approval| LNE-6250 | Type A2
Standards| EN 14154 | ISO 4064 | OIML R49
Sanitary conformity| ACS | WRAS
REACH
Information pursuant to Article 33 (1) of Regulation (EC) No 1907/2006 of the
European Parliament and of the Council of 18 December 2006:
This product series contains components with the following substances in a
concentration of more than 0.1% weight by weight (w/w):
– Lead (CAS no.: 7439-92-1)
TEMPERATURES AND PRESSURE
ALTAIR V4 IS HOT WATER
Water temperature| | °C| +30 … +90
Operating ambient temperature| | °C| +5 … +50
Storage temperature| | °C| -20 … +55
Nominal pressure| PN| bar| 16
Degree of protection| | | IP 54
TECHNICAL DATA IZAR INTEGRATED RADIO
ALTAIR V4 IS HOT WATER
Communication protocol| | PRIOS
Frequency| MHz| 868.95 (R3 mode)
Sending interval| | Every 32 seconds
Standards| | EN 300 220 | RED directive | EN 13757-3/-4
Transmission power| mW| 16
Transmission mode| | Unidirectional
Radio range| | Up to 500 m depending on the environment
Power supply| | 3 V lithium battery
Typical battery lifetime| | Up to 10 years*
Integrated functions| | Current index | Historical index value | Remaining
battery lifetime
Alarms management| | Leak detection | Meter stopped | Overflow | Underflow |
Back flow
- Under standard conditions of use and temperature. Theoretical lifetime, not guaranteed.
DIMENSION
Front view
Top view
| Nominal diameter | DN | mm | 15 | 15 |
|---|---|---|---|---|
| Length | L | mm | 110 | 110 |
| Nominal flow rate | Q3 | m³/h | 1.6 | 2.5 |
| Width | B | mm | 96.2 | 96.2 |
| Height | H | mm | 123 | 123 |
| Height | H1 | mm | 27 | 27 |
| Height | H2 | mm | 96 | 96 |
| Thread connections | G | inch | 3/4″ | 3/4″ |
| Body | brass | brass | ||
| Weight | kg | 0.89 | 0.89 |
PRECISION CURVE
This technology does not require straight length.
OPTIONS
- Pair of connectors
- Stainless steel pocket filter
Diehl Metering S.A.S. ∙ Head Office ∙ 67 rue du Rhône ∙ BP 10160 ∙ FR-68304
Saint-Louis Cedex ∙ Phone: + 33 (0)3 89 69 54 00 ∙
Fax: + 33 (0)3 89 69 72 20 ∙
metering-France-info@diehl.com
∙ www.diehl.com/metering
International Sales ∙ 67 rue du Rhône ∙ BP 10160 ∙ FR-68304 Saint-Louis Cedex
∙
Phone: + 33 (0)3 89 69 54 21 ∙
Fax: + 33 (0)3 89 69 54 22
metering-France-export@diehl.com
Subject to technical adjustments.
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