AiMag Electromagnetic Flowmeter Technical Specification Hangzhou ART Intelligent Equipment Co., Ltd

Technical specification of Aimag electromagnetic flowmeter Overview Scope This technical specification mainly describes the measurement principle, product composition, technical parameters, installation and maintenance of AiMag electromagnetic flowmeter (hereinafter referred to as electromagnetic flowmeter), so that product maintenance personnel can further learn and understand the technical information of this product. Measurement principle The measurement principle of electromagnetic flowmeter is based on Faraday's electromagnetic induction law, and the conductor moves in the magnetic field...

Technical specification of Aimag electromagnetic flowmeter Product composition Electromagnetic flowmeter is mainly composed of two parts: sensor and converter. According to the composition mode of sensor and converter, it is divided into two types: integrated type and separate type. Integrated type: Sensors and transducers form an integral mechanical unit. Separate type: Sensors and converters are installed separately and connected by cable. Sensors mainly include: a) The measured conductive liquid flows through an electrically insulated measuring tube; b) One or more pairs of radially opposed...

Technical specification of Aimag electromagnetic flowmeter Referential working conditions a) Ambient temperature: 25 ℃ 2 ℃; b) Relative humidity: 60% ~ 70%; c) Medium: Water; d) Me

Technical specification of Aimag electromagnetic flowmeter f) Installation conditions: the length of upstream straight pipe section > 10 × DN; The length of downstream straight pipe section is > 5 × DN; 2.3.2 Measurement curve Precision of volume-flow under referential conditions: A)± 0.5% MV (measured value); B)± 0.2% MV (optional). Ambient conditions Ambient temperature and relative humidity The working environment temperature and relative humidity of the flowmeter are shown in Table 2. Table 2 Working Environment Temperature and Relative Humidity Environmental conditions Ambient temperature...

Technical specification of Aimag electromagnetic flowmeter c) When selecting the storage location, it is necessary to prevent moisture from accumulating in the measuring equipment and bacteria and germs from breeding to avoid damaging the lining of the measuring pipe; d) It is forbidden to remove the protective cover or cap on the measuring equipment before installation. 3.3 Ingress Protection A) Integrated: IP65; B) Separate 1) Converter: IP65; 2) Sensor: IP68. Process condition Dielectric conductivity ≥ 5 μ S/cm, conventional conductive liquid. Process temperature a) -20 DEG C to 80 DEG C,...

Technical specification of Aimag electromagnetic flowmeter Structural features Overall dimensions and weight Figure 3 Outline Dimension Drawing Table 3 DN15 ~ DN150 Size Table (Unit: mm) Nominal diameter DN

Technical specification of Aimag electromagnetic flowmeter Table 4 DN200 ~ DN600 Size Table (Unit: mm) Nominal diameter DN Table 5 DN700 ~ DN3000 External Dimensions Table (Unit: mm) Nominal diameter DN Electrode Optional materials of matching electrodes: a) Stainless steel; b) Hastelloy C; c) Hastelloy B; d) Tantalum; e) Titanium; f) Platinum; 7

Technical specification of Aimag electromagnetic flowmeter g) Special materials can be customized. 5.3 Inner lining a) Chloroprene rubber; b) Polyurethane; c) PTFE; d) PFA. Process connection Standard flange: a) HG/T 20592-2009, PN 6-40; b) ANSI, Cl. 150/300; c) JIS, JIS 10K/20K. Electrical characteristics Power supply The converter can be powered by AC and DC. a) 85 ~ 250VAC, 45 ~ 63Hz; b) 20 ~ 36VDC. Output signal Current output a) Signal output: 4 ~ 20mA DC; b) Load resistance: 0 ~ 750 Ω. 6.2.2 Frequency output a) Frequency output range: 1 ~ 5000Hz; b) Output value meaning: 100% flow rate...

Technical specification of Aimag electromagnetic flowmeter Installation requirements a) The instrument can be installed at any position on the running pipeline, and vertical installation is preferred. When measuring, it is necessary to ensure that the measuring tube is completely filled with medium, and the electromagnetic flowmeter can't work normally if the tube is not full. As shown in Figure 4; Figure 4 Installation position b) The flow direction of the medium in the pipeline should be consistent with the arrow on the sensor; c) Front and rear straight pipe sections: the length of inlet straight...

Technical specification of Aimag electromagnetic flowmeter Electrical grounding a) The output of the converter has been grounded, and it can be grounded as required. b) Whether the sensor housing is grounded or not is directly related to the accuracy and stability of measurement. When the instrument is installed in a metal pipe, the grounding mode is as shown in Figure 7. Figure 7 Metal pipe grounding c) When the instrument is installed in a plastic pipe or a pipe with insulated inner wall, grounding rings should be installed at both ends of the sensor to realize the grounding of the measured...

Technical specification of Aimag electromagnetic flowmeter Figure 9 Pipe with cathodic protection function 9 Option code Attribute Model Lining Process connection Precision grade Certification Table 6 AiMag A-Type Option Code Table Specification code Model example: AIA11-25E0E2CAA3B1C1AA H Neoprene rubber P Polyurethane E PTFE Y Special lining customization 0 316L. 1 Hastelloy alloy c 3 Tantalum. 4 Titanium. 5 Platinum. 9 Customization of special electrodes E1C PN6 Carbon steel E1S PN6 Stainless steel E2C PN10 Carbon steel E2S PN10 Stainless steel E3C PN16 Carbon steel E3S PN16 Stainless steel...

Technical specification of Aimag electromagnetic flowmeter Power supply and display cable inlet Protection grade Attachment option 1 Attachment option 2 Attribute Model Lining Process connection Ex de IIC Other certifications 85-250VAC 20-36VDC 85-250VAC 20-36 VDC special type Only sensors Special type, please define TSP number Cable sealing sleeve M20 Thread NPT1/2 Thread G1/2 None, only sensors All-in-one type Split type, 10m cable. Split type, X m cable. Customized shell 4-20mA + frequency / pulse output. 4-20mA HART+ Frequency / Pulse output. Modbus RS485+4-20mA+ frequency / pulse output....