FLOW 33 Manual
Page 1 (total 31)
COMAC CAL s.r.o.
FLOW 33
Ver. 2.10
Installation and technical conditions
Date of issue 12/09/2016
Page 1: ...FLOW 33 Manual Page 1 total 31 COMAC CAL s r o FLOW 33 Ver 2 10 Installation and technical conditions Date of issue 12 09 2016 ...
Page 2: ...Meter wiring 14 Impulse output OUT1 OUT2 15 Status output OUT2 16 Current output 16 Feasible output configurations 16 BLUETOOTH service interface 17 Wiring check 17 Putting into operation 18 Technical data 20 Factory settings 22 Table with flow ranges for individual DN sizes 23 Basic sensor sizes 24 Nomogram for quick proposal of the measured place 28 Reduction in DN pipe 28 Failures and their sym...
Page 3: ...ained in the range of 1 10 m s Scope of delivery Accessories vary according to the variant of flow sensor and above standard optional features Threaded design Electronic evaluation unit in a compact design the electronic unit is integral part of the flow sensor flow sensor connecting grounding cable installation manual Sandwich design Electronic evaluation unit in a compact design the electronic u...
Page 4: ...hem round both process connections for transportation of meters up to DN125 chains may damage the meter head Use only the metallic lugs on the flange for transportation lifting and installation of the sensor in piping in case of DN150 and bigger Warranty Unprofessional installation or using the induction meters devices may result in a loss of warranty as well as failure to comply with installation...
Page 5: ...No sources of disturbances affecting the steady flow must be present in the straight pipeline sections They must be located in the piping after the flow sensor or at the farthest distance before it Sources of disturbances may substantially reduce the measuring range and accuracy of the flow meters Vibration We recommend supporting the connecting pipes on both sides of the meter for partial elimina...
Page 6: ...ns apply as if the testing electrode is not populated The function of empty tube detection in horizontal mounting position operates correctly only if the evaluation unit is oriented upwards see Fig below Alternatively it is not possible to ensure that the activation of empty tube detection in case of partly filled or empty pipes will take place Due to the principle it is necessary that the maximum...
Page 7: ... in case of metallic pipes with internal non conductive layer earthing rings are needed Do not install the sensor at the suction side of the pumps this will eliminate the risk of vacuum and possible damage to the measuring tube lining Pumps bends and elbows found closely in succession in various levels should be at a distance of 20 d at least before the flow sensor In case of a separate elbow or b...
Page 8: ...performed by the fixation between the counter flanges that are welded to the calming pipeline 5 d before and 3 d in the direction of flow whereas the liquid must run through the flow sensor in the direction indicated by the arrow on the sensor name plate During installation do not lift the meter by the evaluation unit housing possibly under the meter s metallic housing but always use slings round ...
Page 9: ...lectrode and or empty piping test electrode 3 4 of the electrode During installation beware of dropping the meter onto the ground and damaging the measuring tube or electronics contamination of the electrodes do not touch the electrodes otherwise they get contaminated when additional sealing is used avoid its interference in the flow profile of the detector between the flanges and the pipeline oth...
Page 10: ... the table are used as a guidance for tightening the screws and bolts Table with tightening torques for screws bolts Diameter nominal PN 10 PN 16 DN Screws Tightening torque Nm Screws Tightening torque Nm Rubber PTFE Rubber PTFE 15 4 x M12 20 25 4 x M12 20 25 20 20 25 20 25 25 20 25 20 25 32 4 x M16 20 25 4 x M16 20 35 40 20 25 20 35 50 20 45 20 45 65 20 46 20 46 80 8 x M16 20 48 8 x M16 20 48 100...
Page 11: ...times whereas for the first time to 50 of the maximum torque according to the above given Table For the second time to 80 and for the third time to 100 of the maximum torque We recommend checking the screws bolts for tightening some 24 hours after installation of the meter When installing the flow sensors over 200 mm it is necessary to follow except for the above mentioned rules also simultaneous ...
Page 12: ...tive the earthing rings must be used refer hereinafter Earthing rings Using for a plastic pipeline or in case of metallic pipelines with internal plastic lining turned up or pulled out to the front faces of the pipeline flanges Conductive earthing rings of stainless steel create conductive connection with the measured substance Usually potential equalization is carried out by means of the referenc...
Page 13: ...oved only right before the installation If these covers are removed due to a check it is necessary to replace them immediately Carry out the installation at the lowest point of the pipeline to avoid the occurrence of vacuum Never detach and damage the rim of the PTFE lining turned up to the of flow sensor faces Remove the covers from the inlet and outlet sides right before insertion of the sensor ...
Page 14: ...voltage The flow meter signal outputs must only be connected to devices where accident protection is provided by safe low voltage and where generated voltages do not exceed the limits defined for safe low voltage Pinout for standard M12 socket on meter s body 8 pin M12 connector for 24V DC 15 power impulse output and current loop 1 OUT2 status impulse collector positive potential 2 OUT1 impulse co...
Page 15: ...metric impulse output is used for remote transmission of volumetric impulses and for metrological verification of the flow meter The conversion constant and the pulse width are adjusted arbitrarily float data type by means of the service communication interface If OUT2 output is used in impulse output mode the impulse constant is identical to OUT1 output Optocoupler loading should be selected so t...
Page 16: ...oop resistance must not be higher than R Ue 0 02 Ω V As standard it is set in such a way that with the maximum flow Qmax the loop current is 20mA and with the zero or negative flow the loop current is 4mA The current value is directly proportional to that of the flow in the sample The flow limits of the current output are arbitrarily adjustable float data type by means of the service communication...
Page 17: ...tion on its status periodically List of transmitted text messages Empty tube measuring tube empty Electrode 1 interrupted sensing electrode 1 interrupted Electrode 2 interrupted sensing electrode 2 interrupted Signal outside measured window measuring signal beyond parameters Null current detect check coil or current source loss of excitation current AD value value meter OK AD converter value Wirin...
Page 18: ...illed with a medium so that the electrodes cannot dry off After the meter is powered up the green LED on the top cover next to the M12 connector is lit confirming the supply voltage on the control PCB and stabilization of parameters of the meter takes place afterwards approx 20sec After that period of time the meter starts measuring Meter status It is continuously displayed by two indicator LEDs l...
Page 19: ...on time constant Standard 140 ms Impulse output width gap Adjustable from 200µs Impulse output constant fmax 900 Hz Qmax Flow at 4mA current output Meter minimum flow refer to meter nameplate Flow at 20mA current output Meter maximum flow refer to meter nameplate Current loop meter error status 4mA Current loop empty tube 4mA Application Stable flow Safety rules for operator Any interventions in t...
Page 20: ...ing stainless steel Process connection sandwich flanged DIN EN1092 threaded EN ISO 228 1 food processing fittings DIN 11851 clamp Measure range Qmin Qmax unidirectional bidirectional for 0 2 12 m s 1 60 Flow meter accuracy up to 0 5 for 0 1 10m s Repeatability up to 0 2 for 0 1 10m s Additional electrodes reference grounding and detection ones for empty pipeline DN 15 DN 400 Empty pipeline detecti...
Page 21: ...the information on the sensor nameplate where this information is always indicated or please contact the manufacturer for more detailed information Error limits at reference conditions Diameter nominal Measured value maximum error Curve DN mm v 1 m s 1 m s v 0 1 m s v 0 1 m s DN 10 0 8 of M 0 72 0 8 mm s 1 17 0 35 mm s 1 DN 15 0 6 z M 0 52 0 8 mm s 0 97 0 35 mm s 2 Of M of the measured value ...
Page 22: ...as the failure signal Impulse constants and current loop factory settings Diameter nominal Impulse output 4 20mA in Qmin Qmax 1 100 range DN Vout imp l Vout pulse width ms Q l h for 4mA Q l h for 20mA 10 10 4 0 3 400 15 10 4 0 7 600 20 10 4 0 14 200 25 10 4 0 21 000 32 1 4 0 34 000 40 1 4 0 54 000 50 1 4 0 84 000 65 1 4 0 144 000 80 1 4 0 220 000 100 0 1 4 0 340 000 125 0 1 4 0 534 000 150 0 1 4 0...
Page 23: ...0 0 2 m s 1 100 0 12 m s 12 m s DN 10 0 06 0 034 3 4 DN 15 0 13 0 076 7 6 DN 20 0 24 0 142 14 2 DN 25 0 35 0 21 21 DN 32 0 6 0 34 34 DN 40 0 9 0 54 54 DN 50 1 4 0 84 84 DN 65 2 4 1 44 144 DN 80 3 6 2 2 220 DN 100 5 6 3 4 340 DN 125 8 9 5 34 534 DN 150 13 7 6 760 DN 200 23 13 5 1350 DN 250 35 21 1 2115 DN 300 51 30 3050 DN 350 70 41 4150 DN 400 90 54 5426 ...
Page 24: ...ign Diameter nominal mm Threaded connection D External sensors L Building length of sensor H Building height of comp meter Compact flow meter weight kg 10 15 69 193 196 204 4 20 79 206 214 4 25 1 89 206 224 5 32 1 99 233 234 5 40 1 115 256 250 6 The Table is for PN25 Conector M12 ...
Page 25: ... height of comp meter Compact flow meter weight kg 10 15 51 90 188 2 20 61 90 198 2 25 71 90 208 3 32 82 90 219 3 40 92 110 229 4 50 107 110 244 4 65 127 130 264 5 80 142 130 279 6 100 168 200 305 7 125 194 200 331 9 150 224 200 361 11 200 284 200 420 14 The Table is for PN25 Process connection is performed through DN 15 flange Flanged design Conector M12 ...
Page 26: ...0 110 200 233 4 25 120 200 243 5 32 140 200 258 6 40 150 200 268 7 50 165 200 293 9 65 185 200 313 11 80 200 200 328 12 100 220 250 353 19 125 250 250 383 26 150 285 300 413 37 200 340 350 473 44 250 410 450 553 65 300 445 500 598 78 350 505 550 653 88 400 570 600 718 106 The Table is up to DN 200 for PN25 DN250 and DN300 for PN16 DN350 and DN400 for PN10 Process connection is performed through DN...
Page 27: ...th of food grade screwed fitting DIN11851 H Building height of comp meter Compact flow meter weight kg 10 15 DN 15 69 182 172 204 4 20 DN 20 79 182 176 214 4 25 DN 25 89 182 186 224 5 32 DN 32 99 189 197 234 5 40 DN 40 115 210 220 250 6 50 DN 50 135 217 231 270 7 The Table is for PN25 Diameter nominal mm DN 15 DN 20 DN 25 DN 40 DN 50 DN 65 DN 80 Outside dimension of CLAMP mm 34 50 5 64 91 106 ...
Page 28: ...FLOW 33 Manual Page 28 total 31 COMAC CAL s r o Nomogram for quick proposal of the measured place Reduction in DN pipe If the pipe s DN is higher than that of the meter selected ...
Page 29: ...ment accuracy In this case it is necessary to clean the flow sensor from time to time Ceramic pipes can be cleaned mechanically with a steel brush and then the cleaning can be completed using diluted hydrochloride acid or citric acid solution The acid removes calcareous layers or black layers of iron complex If the contamination is greasy it must be cleaned by caustic soda or potassium hydroxide s...
Page 30: ...FLOW 33 Manual Page 30 total 31 COMAC CAL s r o Order code ...
Page 31: ... the meter was run with poisonous etching combustible liquids or with fluids dangerous to water check it and if appropriate flush and neutralize the cavities inside the sensor Fill in the following data please and the form duly completed attach to your consignment COMAC CAL s r o will not be able to process your request promptly and correctly without this form Customer Company City Department Name...
