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USER MANUAL 

 

ELECTROMAGNETIC FLOWMETER 

PEM-500 

 

 

EN.IO.PEM.500 

AUGUST 2020 

APLISENS S.A., 03-192 Warsaw, Morelowa 7 St, 

tel. +48 22 814 07 77; fax +48 22 814 07 78 

www.aplisens.com

, e-mail: 

[email protected]

  

Revision 01.A.001 

Summary of Contents for PEM-500

Page 1: ...ANUAL ELECTROMAGNETIC FLOWMETER PEM 500 EN IO PEM 500 AUGUST 2020 APLISENS S A 03 192 Warsaw Morelowa 7 St tel 48 22 814 07 77 fax 48 22 814 07 78 www aplisens com e mail export aplisens com Revision 01 A 001 ...

Page 2: ...ies the flowmeter and provides quick access to the following documentation on the manufacturer s website user s manual MODBUS manual configuration manual declarations of conformity and copies of certificates PEM 500 https www aplisens pl ID 002600110009000000000000000352 ...

Page 3: ...ual as well as with the electromagnetic compatibility and safety regulations and standards applicable to the type of installation In systems with I C equipment in case of leakage there is a danger to staff due to the medium under pressure All safety and protection requirements must be observed during installation operation and inspections If a malfunction occurs the device should be disconnected a...

Page 4: ...17 10 1 Electrical connections 17 10 1 1 Output signals 17 10 1 2 Power supply 17 10 2 Protection class 17 10 3 Technical parameters 18 10 3 1 Technical specifications 18 10 4 Reference conditions 18 10 5 Metrological parameters 19 10 5 1 Standard measuring ranges 19 10 5 2 Table od volumetric flows calculated for characteristic fluid flow velocities for flanged execution acc to DIN 20 10 5 3 Avai...

Page 5: ...closure 16 Figure 8 Recommended flow values for the PEM 500 flowmeter 21 Figure 9 Outputs tab view setting the flow values for 4 mA and 20 mA current 22 LIST OF TABLES Table 1 PN 16 sensor data 9 Table 2 PN 25 sensor data 10 Table 3 PN 40 sensor data 10 Table 4 Marking of power and signal conductors for the low voltage version 24 V 14 Table 5 Marking of power conductors for the high voltage versio...

Page 6: ...power source No repairs or alterations of the flowmeter electronic system are permitted Assessment of damage and possible repair may only be performed by the manufacturer or authorized representative Do not use instruments if damaged In case of malfunction the device must be put out of operation 3 TRANSPORT AND STORAGE 3 1 Delivery check After receiving the delivery of the equipment it is necessar...

Page 7: ... device 5 IDENTIFICATION 5 1 Manufacturer s address APLISENS S A 03 192 Warsaw Morelowa 7 St Poland 5 2 Flowmeter identification Figure 1 Nameplate of the PEM 500 1 Logo and name of manufacturer 2 CE mark 3 QR product code 4 Flowmeter type 5 Flowmeter model ID 6 Max Min flow value 7 Supply voltage values 8 Output signal 9 Flowmeter serial number 10 IP rating 11 Insulation lining material 12 Materi...

Page 8: ...ess Lack of mechanical components ensures high durability of the instrument even when measuring abrasive fluids The compact enclosure with IP67 rating IP68 special design allows to install the equipment buried underground The transmitter converts the measuring signal coming from the measuring sensor to 4 20 mA signal and Modbus RTU RS485 The configuration and reading of the flowmeter parameters ar...

Page 9: ...ies of the measured fluid The flowmeter sensor has no internal mechanical components which ensures undisturbed flow of the measured fluid through the complete cross section of the piping The flow measurement is independent of fluid pressure viscosity density temperature electrical conductivity above the minimum value Figure 3 Overall dimensions of the sensor Table 1 PN 16 sensor data Dimensions mm...

Page 10: ...10 150 or 200 153 90 60 14 4 2 5 15 155 95 65 14 4 2 5 20 160 105 75 14 4 3 25 167 115 85 14 4 3 5 32 180 140 100 18 4 5 40 185 150 110 18 4 6 50 200 191 165 125 18 4 7 65 209 185 145 18 4 8 80 224 200 160 18 8 9 5 100 250 245 235 190 22 8 12 125 276 270 220 26 8 15 150 300 305 300 250 26 8 20 200 350 375 375 320 30 12 36 250 400 430 450 385 33 12 58 6 2 1 Electrodes The material of the electrodes...

Page 11: ...hout any stress increase in sensor piping and flanges During installation ensure there are straight sections with a nominal diameter matching the nominal diameter of the sensor DN with the minimum length of 5DN upstream and 3DN downstream the sensor When installing the sensor on an insulated pipe e g glass plastic etc ground the complete system with earthing rings connected to the sensor ground te...

Page 12: ...e examples in Figure 5 Teflon lining needs special attention during operation and installation During installation operation excessive vacuum in the piping should be avoided Do not damage the lining edges extending to the outer flange surfaces on both sides of the sensor Some sensors are factory supplied with special covers to prevent deformation of the Teflon lining Covers should be removed immed...

Page 13: ... recommended to install the flowmeter in the horizontal A position it is possible to deviate from the horizontal plane by approx 30 B and in the vertical C position according to the examples presented in Fig 5 Otherwise it is possible to generate an empty pipe detection alarm when there is air in the system one of the electrodes is not immersed ...

Page 14: ... one cable for power supply and signaling As a standard the flowmeter is equipped with 3 metre long cable Table 4 Marking of power and signal conductors for the low voltage version 24 V Wire colour Wire number Description Power supply Blue 3 Power supply Low voltage power supply DC Brown 4 2 state output Transparent 10 Any polarity galvanic isolated passive Gray 5 Output pulse frequency Pink 8 Any...

Page 15: ...the table numbering according to VDE 0293 shall apply When connecting the flowmeter to the electrical power supply you must observe the following rules regarding connections of electrical equipment protections against electric shock principles of safe operation of electrical systems by personnel The electrical protection of the device allows it to be operated in different environments and in consu...

Page 16: ...functional earthing on the flowmeter Protective grounding for high voltage version 230 V as indicated in Table 5 Figure 6 Example of functional earthing connection for metallic A piping and for insulated piping using earthing rings B Connection elements according to the installation order 1 Nut M6 2 Conductor terminated with M6 terminal lug 3 Toothed washer acc DIN 6797 J M6 4 Spring washer M6 5 N...

Page 17: ...described in the manual EN IM PEM 500 The documentation is available on the manufacturer s website at www aplisens com 10 TECHNICAL PARAMETERS 10 1 Electrical connections 10 1 1 Output signals Analog output Active or passive special execution 4 20 mA 500 Ω Pulse frequency output Passive Max 24 V 10 mA DC any polarity 0 1 2000 Hz in frequency mode do 500 Hz in pulse mode galvanic isolated 2 state o...

Page 18: ...ounters total positive negative m3 l and others Low flow alarm Adjustable any value Electrodes 316L steel rubber lining design 316L Hastelloy Tantalum Teflon lining design Configuration RS485 and Modbus RTU protocol Empty pipe detection Periodic programmable Sensor pipe acid resistant steel Analogue outputs 4 20 mA 500 Active output passive special design Outer enclosure and flanges Carbon steel s...

Page 19: ...ange Table 8 Flow values for the PEM 500 flowmeter Flow values DN acc to DIN Recommended limit flow values Factory settings Q min Q max Analog output 4 20 mA Pulse output Low flow cut off v 0 1 m s Measuring range Linear flow velocity to the end of measuring range Volume pulse Number of pulses m3 m3 h m3 h m3 h m s m3 pulse m3 h 10 0 08 2 8 0 1 3 54 0 0000025 400000 0 03 15 0 19 6 4 0 2 3 14 0 000...

Page 20: ...372 40 1 357 4 524 9 048 13 572 18 096 22 619 27 143 50 2 121 7 069 14 137 21 206 28 274 35 343 42 411 65 3 584 11 946 23 892 35 838 47 784 59 729 71 675 80 5 429 18 096 36 191 54 287 72 382 90 478 108 573 100 8 482 28 274 56 549 84 823 113 097 141 372 169 646 125 13 254 44 179 88 357 132 536 176 714 220 893 265 072 150 19 085 63 617 127 234 190 852 254 469 318 086 381 703 200 33 929 113 097 226 1...

Page 21: ... corresponds to a linear liquid flow velocity of 0 3 m s while the maximum measuring range is for the liquid flow at 10 m s The optimum measuring ranges correspond to linear fluid flow velocity between 2 and 3 5 m s The factory settings of measuring ranges taking into account the optimum linear flow velocities are specified in Table 8 Measurement with linear liquid velocity lower than 0 1 m s is n...

Page 22: ...asic tab The manufacturer guarantees maintenance of the declared accuracy class between 10 and 100 Qmax 10 6 Permissible ambient and operating parameters Ambient temperature 20 60ºC Relative humidity to 80 Surrounding atmosphere No aggressive ingredients Height above sea level to 2000 m The permissible ambient and operating parameters of the device must not be exceeded Exceeding them may result in...

Page 23: ...hanical and electrolytic methods may be used Mechanical cleaning can only be carried out with a suitable equipment that is appropriate for the sensor otherwise the flowmeter must be removed from the piping After cleaning reinstall the flowmeter The electrolytic method is favourable due to its simplicity but it can only be used for impurities that can be removed by electrolysis small impurities and...

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