Fire Safety Encyclopedia

Radiator meters ista hkv y. Apartment heat meters ISTA for metering the consumption of heat energy. Kit for mounting the meter-distributor on tubular radiators

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Before buy products from the section Sensonic heat meters (ISTA), please read technical characteristics equipment. If the information was not enough, inform our specialists about it by the phones indicated on the website, by e-mail or through an online consultant. The price on the website is indicated with VAT. If necessary, we will arrange delivery within Russia.

You can familiarize yourself with a more complete range of products provided by us by clicking on the link - Heat meters. Or use the navigation menu on the left.

New generation series heat meters "Sensonic II" is intended for use, as a rule, in small hot water supply systems and heating of offices, apartments, buildings and premises with a small heated area and a maximum heating capacity of no more than 95 degrees.

Heat meter Sensonic II

There are two versions of such heat meters: compact, modular.

Both devices guarantee high precision, long service life, large collection of information, application flexibility and long service life.

The devices are equipped with vane water meters (multi-jet), modern electronics, thanks to which electronic registration of the impeller is carried out, which guarantees stability and accuracy.

The compact and modular versions only differ in the housing design and the length of the sensor cable. Their nominal flow rate is the same (0.6 / 1.5 / 2.5 m3 / h). Every 30 sec. the temperature difference is measured (between the supply and return pipelines). The last readings are saved automatically. The meter data can be read both from the display itself and remotely. For this type of reading, two data collection systems are possible: M-BUS wire system (device with an M-BUS module built into the calculator); and a radio system (for this you can use any modification of the meters heat metering, you can also equip any "Sensonic II" meter assembled earlier with blocks for radio reading,)

Sensonic II heat meters have a number of advantages: they are easy to use, use microprocessor technology, easy to install and replace, battery powered (service life 10 years), resistance to corrosion and wear, conformity to standards and is certified. Country of origin Germany.

Heat meters "SensonicII»Are of 2 types: compact and combinational.

COMPACT DESIGN - ideal for metering heat energy in an office apartment, a small room.

The housing contains a flow meter (vane, multi-jet), an electronic calculator (self-powered) and a temperature sensor. The second temperature sensor is connected to the device with a flexible cable (length up to 3 m.)

The accuracy of measurements of heat energy consumption is very high, thanks to electronic computers, consisting of modern and highly reliable components.

The advantage of this Sensonic counter is its low cost and size. Thanks to its compactness, the Sensonic meter can be installed in places with limited dimensions (for example, in switchboards). Easy to install and maintain. Reliable.

COMBINATION VERSION consists of a calculator to which 2 remote temperature sensors and a vane or turbine flowmeter with pulse output... There are special inputs for connection.

With this solution, you can connect flow meters different sizes and types, respectively, the device can be used to account for heat energy in systems with flow rates from 0.6 m3 / hour to 250 m3 / hour.

The calculator of the heat meter has high performance, protection against splashes of water and dust, and the calculator of this meter has an autonomous power supply, carried out from the battery (built-in).

Cold and hot water vane domaqua m, М-Т (hereinafter referred to as meters) are designed to measure the volume of cold and hot water flowing through the pipeline.

Description

The meters consist of a body, in the flow part of which an impeller rotates under the action of a water flow, and a counting device, the gear mechanism of which is connected to the impeller through a worm gear or a magnetic coupling. The principle of operation of the counters is based on measuring the number of revolutions of the impeller. The water flow is directed through the filter of the inlet pipe of the meter body into the measuring cavity, where the impeller rotates, and enters the outlet pipe. The impeller speed is proportional to the volume of water. The rotation of the impeller through a worm gear or a magnetic coupling is transmitted to the gear mechanism. The scaling reducer of the counting mechanism brings the number of revolutions of the impeller to the value of the volume of flowing water in m 3.

The meters can be completed with a pulse module, M-BUS module, radio module.

General view photo

Specifications

Nominal diameter, mm

Horizontal mounting Class B

Transient flow rate Qt, m3 / h

Sensitivity threshold, m3 / h

Vertical mounting Class A

Minimum flow rate Q min, m3 / h

Nominal flow rate Q nom, m3 / h

Maximum flow rate Q max, m3 / h

Transient flow rate Qt, m3 / h

Sensitivity threshold, m3 / h

Pressure drop at Q nom, MPa

Working environment temperature, ° С

Hot water

Cold water

Counting mechanism capacity, m3

Overall dimensions, no more, mm

Weight, no more, kg

Type approval mark

applied to the meter body and to title page operation manuals.

Completeness

Verification

Main verification equipment:

Calibration flow meters with a flow range from 0.01 to 30 m / h, with an error of no more than ± 0.6%

Information about measurement methods

are set out in the document "Vane-type meters of cold and hot water domaqua m, М-Т. Manual".

Regulatory and technical documents establishing the requirements for vane-type vane cold and hot water meters domaqua m, М-Т

1. GOST R 52931-2008 "Control and regulation devices technological processes... General technical conditions ".

2. GOST R 50601-93 "Counters drinking water vane. General technical conditions ".

3. GOST R 50193.1-92 “Measurement of water flow in closed channels. Cold drinking water meters. Technical requirements".

5. Technical documentation of the manufacturer.

The distributor of costs for heating Dopimo 3 Radio by the principle of operation, design, installation methods and dimensions is completely similar to the usual distributor Doprimo 3.
The distributor is powered by a built-in battery with a service life of at least 10 years.

Using of this type of valves there is no need to organize and carry out expensive and time-consuming visual readout of data, although the possibility of visual readout is completely retained as in valves without a radio unit.
The ability to simultaneously obtain reliable data on all distributors in the entire building for a specific day or period of time makes it possible to calculate the heat consumption of apartments on a monthly basis, i.e. as usual for domestic consumers.

Additional features of the Doprimo 3 Radio distributor:
the distributor has a built-in transmit-receive radio unit (868.9 MHz) for remote data collection with an antenna located inside the distributor housing. To check the readings of the device, you do not need to enter the apartments.
the removal of the device from the state of storage and initial programming is carried out using a set consisting of two compact devices: PDA (microcomputer) and MGW (control device). Programming is carried out over the radio channel, therefore there are no optical inputs on the Dopimo 3 Radio distributor housing.
for additional control of the status of the Dopimo 3 Radio distributor, a sensor is installed in it, which determines the removal of the device from the surface of the radiator (dismantling). The corresponding error code indicating the date of its occurrence is written into the memory of the electronic unit and displayed when reading the data.
to save battery power, the indication on the integrated display of the distributor is disabled. You can display the indication on the display by pressing the button in the distributor housing. The display is active for 4 minutes and then automatically switches off again.

Installation of distributors:
The delivery set and the cost of the distributors include fasteners.
By default, the valves are equipped with fasteners for cast iron radiators... This kit consists of two T-hooks that are inserted into interior section of the radiator and two screws that are screwed into the twist brackets and press the aluminum rear wall of the distributor to the outer surface of the radiator. An electronic unit is installed on the rear wall of the distributor, the unit is fixed with a plastic latch seal. After installation, the heads of the fixing screws are completely covered by the housing of the electronic block of the distributor. Dismantling of the distributor is only possible if the seal is broken.

Fasteners for other types heating appliances to be discussed when ordering valves.

Fasteners are provided:
for bimetallic sectional radiators - consists of a flat fixing plate and two M3 fixing screws, the distributor is mounted on the outer surface
for KSK convectors and the like - it consists of a pressure plate and two M4 screws, the distributor is installed on the roll and does not interfere with the operation of the damper or the installation of the protective casing of the convector. It is also possible to fasten it with a metal clamp-clamp over the finning, if the use of a damper is not expected.
for convectors with box fins of the Avangard type and the like - fastening is made to vertical fins using self-tapping screws М4.3х16
for flat-panel or tubular radiators, the jacket of which is filled with a coolant during operation - fasteners can be carried out either on glue or on M3x12 welded bolts. The ISTA welding gun is used to weld the bolts.

Reading data.
Data reading can be carried out different ways:
visual reading - readings are written off the display. To take readings, you need to get into all the rooms where the distributors are installed. This kind reading is no different from reading data from conventional valves that are not equipped with a radio unit. To display readings on the display, press the button on the distributor body.
manual reading over the radio channel - data reading is performed using a mobile PDA-MGW kit by an operator who walks through the floors of the building without entering the premises. The radius of action of the radio blocks of the distributors is 8-10 meters, data reading can be carried out from staircases or halls on several floors at once. Reading data in one entrance of a multi-storey residential building takes only a few minutes. All data stored in the valve memory are available: the current reading on the day of reading, monthly archives - the reading on the last day of each of the past 12 months and the annual archive - the reading on the last day of the past year. More information about the manual data collection system can be found here.
fully automatic data reading from all distributors in the house using the automatic concentrator Memonic 3 Radio. The concentrator is equipped with a receiving - transmitting radio unit for reading data from distributors and a built-in GPRS modem for transmitting the collected data to a remote server - data storage. With this method of collecting data, the presence of an operator at the site is not required. The hub is a completely self-contained device that does not require any external connections. The concentrator is powered by a built-in battery with a service life of at least 10 years. Since a single hub can read data from up to 1000 units, typically only 1 hub is required per home. The collected data is presented in the form of a table with daily valve readings. It is possible to select and filter data by time period, date, valve number and other parameters. You can view data over the Internet at any time and from any device with an Internet connection. More information about the automatic data collection system can be found here.

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