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The electromagnetic heat meter is an energy meter that combines electromagnetic flowmeter and temperature sensor, and takes the place of the traditional flowmeter, temperature sensor and heat accumulator. It fully inherits the advantages of electromagnetic flowmeter, such as high accuracy, long life and unimpeded flow, but also eliminates the additional installation cost accumulator brings. It is suitable for the heating billing system of new neighbourhood, the renovation of existing building, all kinds of business park, and central air-conditioning.
Technical characteristics:
☑Display the data of cold (heat), cumulative flow, instantaneous flow, inlet and return water temperature, temperature difference and power of the measured medium in real time.
☑Support Modbus communication protocol.
☑The data can be saved when power is off ,and the historical data can be inquired.
☑Three-wire temperature detection technology is adopted, which is suitable for long distance measurement.
☑The advanced floating-point calculation method is used to ensure that the measurement of cold and heat is accurate.
☑The special silicon-fluorine liner can work reliably for a long time under the condition of high temperature and negative pressure.
Technical parameters:
Model |
Heat Meter |
Meter size |
DN50~DN300(DN10~DN1000 is available) |
Accuracy |
2% of rate: DN50~DN100; 1% of rate: DN125~DN300 |
Electrode material |
Stainless steel 0Cr18Ni12Mo2Ti, Hastelloy B2/C4, Platinum-Iridium, Tantalum, Titanium, etc. |
Liner |
PTFE、PFA、F46、Silicon-Fluorine rubber, etc. |
Housing |
Aluminum housing, Carbon steel housing, Stainless steel housing (option) |
Flange |
Carbon steel flange sprayed with zinc and paint for antisepsis, Stainless steel flange (option). |
Electrode structure |
Standard electrode |
Protection class |
IP67、IP68 (remote type) |
Fluid temperature |
-25℃ ~ +130℃、-40℃ ~ +180℃ |
Installation position |
Inlet and return water line |
Temperature sensor |
Three-wire temperature detection PT1000 |
Temperature resolution |
0.01℃ |
Power supply |
220VAC.、24VDC. |
Current output |
Active and isolated 4~20mA |
Pulse output |
Active 24VDC pulse, passive optocoupler |
Communication |
RS485 (Modbus) |
Test and error checking |
Self-diagnosis, fault record, output current test, simulation mode, empty pipe setting, etc. |
Others |
Parameter protection, sensor parameters display, range adjustment, zero, small signal cutting, filter, number record, etc. |
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