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INSTRUCTION MANUAL

MAGNETIC FLOWMETERS
10DS3111 Design Level A
Sizes 14 through 24 inches

SERIES 3000 AC MAGNETIC FLOWMETER

PN25012

Содержание 10DS3111

Страница 1: ...INSTRUCTION MANUAL MAGNETIC FLOWMETERS 10DS3111 Design Level A Sizes 14 through 24 inches SERIES 3000 AC MAGNETIC FLOWMETER PN25012 ...

Страница 2: ...product Adjusting or removing this product while it is in the system may upset the process being controlled Some process upsets may cause injury or damage NOTICE The information contained in this document is subject to change without notice ABB Inc reserves the right to make minor changes to this publication such as company name logos as well as other minor corrections without necessarily changing...

Страница 3: ...trically Insulated Pipeline 2 9 2 6 Electrical Interconnection 2 10 2 7 Conduit Seal and Pressure Relief 2 11 3 0 START UP and OPERATION 3 1 4 0 FUNCTIONAL DESCRIPTION 4 1 4 1 Basic Operating Principle 4 1 4 1 1 Signal Voltage Generation 4 1 4 1 2 Volumetric Flow Rate Measurement 4 2 4 2 Operating Characteristics 4 3 4 2 1 Liquid Variables 4 3 4 2 2 Metering Characteristics 4 4 5 0 CIRCUIT DESCRIP...

Страница 4: ...NDUCTIVE PIPELINE 2 8 FIGURE 2 7 GROUNDING PROCEDURE NON CONDUCT PIPELINE 2 9 FIGURE 2 8 GROUNDING PROBE OPTIONAL 2 10 FIGURE 2 9 CONDUIT ENTRY SEAL INSTALLATION 2 11 FIGURE 3 1 TYPICAL INSTRUMENT TAG 3 1 FIGURE 4 1 BASIC OPERATING PRINCIPLE 4 1 FIGURE 5 1 DIAGRAM OF FLOWMETER CIRCUIT 6 2 List of Tables TABLE 1 1 MAXIMUM LIQUID TEMPERATURE 1 7 TABLE 1 2 FLOW RANGES 1 7 TABLE 2 1 RECOMMENDED BOLT T...

Страница 5: ...ny hazardous materials acids alkalis solvents etc A Material Safety Data Sheet MSDS for all process liquids must accompany returned equipment Contact the manufacturer for authorization prior to returning equipment Read these instructions before starting installation save these instructions for future reference Contacting the Manufacturer Should assistance be required with any Instrumentation produ...

Страница 6: ...sponsibility to touch up any damage that has occurred to the finish during shipping or installation of the product Special attention must be given to meter flange bolting pipe mounting of electronics conduit entries and covers that are removed to facilitate installation or repair For continued corrosion protection throughout the product life it is the users responsibility to maintain the product f...

Страница 7: ...l as the pipeline in which it is mounted By design only the liner and electrodes are wetted parts and will accommodate most acids bases water and aqueous solutions Viscosity and density of the metered liquid have no effect on the measurement accuracy of the meter and therefore signal compensation is not required Metering limitations are confined to a minimum threshold of electrical conductivity in...

Страница 8: ...e specified at time of order The S901 switch on the terminal board located in the base of the converter housing must be set in the closed position hooked to select 1000 ohms Power Consumption 250 VA Line power shall be 110 120 VAC 50 60 Hz Interconnections The interconnection wiring diagram shown in Figure 2 3 of the 50SM1000 signal converter instruction manual applies only to sizes below 14 inche...

Страница 9: ...FIGURE 1 2 ELECTRONIC COMPARTMENT WITH COVERS REMOVED 10DS3111A INSTRUCTION MANUAL 1 3 ...

Страница 10: ...ign Level A Meter Lay Length Replacement for 10D1462 E Liner Material Hard Rubber Polyurethane PTFE Teflon Neoprene A D E L Size in mm 14 350 16 400 18 450 20 500 24 600 21 22 35 23 24 Flange Standard Pressure Rating Mates with ANSI Class 150 P Flange Material Carbon Steel 1 Protector Plates None Required A Electrode Type Flush Bullet Nose Slurry Service 2 3 7 Electrode Material 316 Stainless Stee...

Страница 11: ...General Purpose IEC 529 IP65 NEMA 4X Accidental Submergence IEC 529 IP67 NEMA 4X 33 ft H2O 48 hr 10m H2O 48 hr Accidental Submergence IEC 529 IP67 NEMA 4X 33 ft H2O 48 hr 10m H2O 48 hr Tropical Improved Moisture Protection signal cable permanently installed 1 2 9 Fluid Temperature Range Hard Rubber 176o F 80o C Neoprene Polyurethane 190o F 88o C TEFLON 212o F 100o C 3 4 6 Line Excitation Frequency...

Страница 12: ...ty Class 2 abc 0 5 10 V m 20 to 1000 MHz Per SAMA Standard PMC 33 1 1978 Enclosure Classification Standard NEMA 4X IEC 529 IP65 Accidental Submergence NEMA 4X IEC 529 IP67 30 feet H2O 48 h 9 m H2O 48 h Environmental Temperature Limits 40 to 150o F 40 to 65o C Meter Capacity Specified on flowmeter data tag Physical Characteristics 14 24 inch 350 600mm Refer to Figure 2 5 Conduit Connections two 1 2...

Страница 13: ...oprene Polyurethane 190o F 88o C Hard Rubber 176o F 80o C TABLE 1 2 FLOW RANGES Flow Ranges 0 to value tabulated Span Setting by factory if not specified by user Meter Size Minimum Span Setting Maximum Span Setting inch mm gpm m3 h gpm m3 h gpm m3 h 14 350 1520 350 15200 3500 4500 1000 16 4000 1980 450 19800 4500 6000 1400 18 450 2500 570 25000 5700 8000 1800 20 500 3100 700 31000 7000 9000 2000 2...

Страница 14: ...hoist may be necessary Do not pass a rope or wire sling through the meter the liner will be damaged if the meter is supported by the liner Lift the meter as shown in Figure 2 1 The meter weights are listed in Figure 2 2 2 3 Location The meter is suitable for either indoor or outdoor installation When selecting the installation site consideration should be given to the enironmental and process temp...

Страница 15: ...verter Instruction Manual for the interconnection wiring diagram Note that these larger size meters are wired differently from the 1 2 through 12 inch sizes and should be wired according to Figure 2 2 lD 50 1824 and Figure 2 4 lD 50 1822 in the 50SM1000 Instruction Manual FIGURE 2 1 PROPER HOISTING TECHNIQUE 10DS3111A INSTRUCTION MANUAL 2 2 ...

Страница 16: ...FIGURE 2 2 OUTLINE DIMENSIONS 14 THROUGH 24 INCHES 10DS3111A INSTRUCTION MANUAL 2 3 ...

Страница 17: ...e Positioning the meter in this way eliminates the possibility of entrained air acting as an electrode insulator The meter must be oriented in accordance with the direction of process flow as indicated by the FLOW ARROW on the meter data tag For accurate metering a straight pipe run equivalent to a minimum of three straight pipe diameters are required upstream of the meter measured from the center...

Страница 18: ... equal pressure distribution around the flange face Bolt torque should be limited to the values shown in TABLE 2 1 for the liner materials shown PTFE lined meters should be retorqued after 24 hours Due to their resiliency Polyurethane and Neoprene lined meter bolts should be tightened to 1 2 the values listed in TABLE 2 1 Additional tightening up to the values listed may be necessary to achieve an...

Страница 19: ... throttling valve is required it is strongly recommended that it be placed downstream of the meter Upstream valves can create turbulence that result in undesirable air pockets and may affect the meter s accuracy or cause its output to be noisy FIGURE 2 5 GASKET LOCATIONS 10DS3111A INSTRUCTION MANUAL 2 6 ...

Страница 20: ...the copper cold water pipe actually enters the earth Meter grounding requirements are a combination of standard grounding methods and a bonding of the meter body to the process liquid The most important of these is the process bonding which is insuring that the meter body is in contact with the process liquid at both ends of the meter body The bonding process places an electrical short circuit acr...

Страница 21: ... bonding connections on the flowme ter The lugs on the bonding cables are sized for a 1 4 inch bolt 2 Obtain a bright metal surface around the edges of the both tapped holes with a file or emery cloth 3 Attach the bonding wire and another length of ground wire to the flanges as shown Use internal tooth lockwashers as shown in the detail The wire to the good external ground should be 12 AWG or heav...

Страница 22: ...meter is supplied with a grounding ring protector plate fastened to the meter flange only one gasket is required between the grounding ring protector plate and the pipeline flange Proper gasket loca tions are shown in Figure 2 5 2 Attach the bonding wire and ground wire to the tab of the grounding ring Use internal tooth lock washers and hex head nut and bolts The ground wire should be 12 AWG or h...

Страница 23: ... a potential electric shock hazard to the user Make certain that the system power input leads are disconnected from the operating branch circuit before attempting electrical interconnections Regardless of the interconnection procedure used the grounding procedures given in Section 2 5 must be followed FIGURE 2 8 GROUNDING PROBE OPTIONAL 10DS3111A INSTRUCTION MANUAL 2 10 ...

Страница 24: ...FIGURE 2 9 10DS3111 INTERCONNECTION WIRING 14 24 in 10DS3111A INSTRUCTION MANUAL 2 11 ...

Страница 25: ...cable seal fitting supplied with the signal converter interconnection cable This will ensure proper performance of this safety feature Refer to Figure 2 9 A pressure relief is provided in the electronics housing for the meter The pressure relief is located in the center of the cover joint on the side opposite from the conduit connection If the primary seal should fail the pressure relief will vent...

Страница 26: ... setting must be set or changed refer to the instruction bulletin supplied with the signal converter The system zero adjustment must be performed prior to start up The procedure for zero adjustment is discussed in the signal converter instruction bulletin Start flow through the process piping system that includes the meter Allow a nominal flow through the pipeline for several minutes to purge entr...

Страница 27: ...nal transformer 4 1 Basic Operating Principle 4 1 1 Signal Voltage Generation The operating principle of the flowmeter is based upon Faraday s Law of Induction which states that the voltage induced across any conductor as it moves at right angles through a magnetic field will be proportional to the velocity of that conductor This principle finds common application in direct and alternating current...

Страница 28: ...er is a volumetric flow rate measuring instrument This can be shown by substituting the physical equivalent of liquid velocity into equation 1 as follows Equation 2 V Q 4Q A πD2 Substituting for V in equation 1 Es 1 BD 4Q α πD2 and solving for Q Q παD2 Es 4 B Since B β Er and since α D and β are constant Equation 3 Q γ Es Er where Q volumetric flow rate A cross sectional area D pipe section diamet...

Страница 29: ...tween signal leads 1 and 2 with an AC ohmmeter CAUTION Do not use a DC ohmmeter for this measurement as polarization effects will produce completely erroneous data The conductivity of the process liquid in microsiemens cm may be determined from the electrode AC resistance measurement in megohms by substitution of values in the following equation σ 1 Rac 0 072 x Electrode Dia in cm where 0 072 is t...

Страница 30: ...pe and liquid velocity are required to determine the rate of flow Viscosity and metering pressure are restricted to physical limitations alone such as the leakage pressure of the meter pipe flange connections 4 2 2 Metering Characteristics The metering pipe must be completely filled at all times for accurate results Where there is possibility of operation with a partially filled horizontal pipelin...

Страница 31: ... reference voltage terminals 6 and 7 Current flowing through the coils is passed through a current transformer which has a load impedance network on its output winding The output signal across this impedance and the parallel 1000 ohm resistive load in the signal converter generate a reference signal which is in phase with the electrode velocity signal and produces an appropriate meter calibration ...

Страница 32: ...FIGURE 5 1 DIAGRAM OF FLOWMETER CIRCUIT 10DS3111A INSTRUCTION MANUAL 5 2 ...

Страница 33: ...to assure that the correct replacement will be supplied The serial number is referenced on the manufacturing specification sheet supplied with the flowmeter and on the instrument data tag NOTE Operation and maintenance procedures for the signal converter are pro vided in the instruction manual supplied with the signal converter 6 2 System Troubleshooting If the flowmeter appears not to be operatin...

Страница 34: ...ocess liquid 6 3 Static Test If improper operation of the flowmeter is suspected the following resistance measurements can be made to establish whether an electrical malfunction has occurred A standard multimeter is suitable for making the resistance checks These measurements can be made at the flowmeter board located in the base of the electronics housing WARNING ELECTRICAL SHOCK HAZARD Equipment...

Страница 35: ...CHES Meter Size Coil Resistance M1 to MR Ohms nominal inch mm Each Coil Series both coils 14 350 10 6 21 2 16 400 9 6 19 2 18 450 9 3 18 6 20 500 9 3 18 6 24 600 9 5 19 0 6 3 2 Electrode Check The electrode check is essentially a resistance measurement that can be made to establish that a short or high resistance leakage path does not exist between one or both electrodes and the meter body Before ...

Страница 36: ... a brush Be extremely careful not to damage the liner when using either cleaning method Before returning the meter to service verify that there is electrical continuity between the electrode tips and their meter field wiring connections A resistance of either 36 Kohms or 100 Kohms will be in series with each electrode so make certain to set the ohmmeter to the appropriate scale 6 If measurement of...

Страница 37: ...10 TABLE 7 2 GROUNDING RINGS NOTE Polyurethane Neoprene lined meters use Neoprene gaskets TEFLON lined meters use TEFLON gaskets Order number consists of one grounding ring and mounting screws Order a quantity of two for each meter Order by the referenced part number Meter Size ANSI Flange Class 304 SST with Gasket Material below inch mm TEFLON Neoprene 12 350 150 644B009U09 644B009U10 16 400 644B...

Страница 38: ...e Road Warminster PA 18974 USA Tel 215 674 6000 FAX 215 674 7183 ABB Instrumentation Ltd Howard Road St Neots Cambs England PE19 3EU Tel 44 0 1480 475 321 FAX 44 0 1480 217 948 ABB Instrumentation S p A Via Sempione 243 20016 Pero Milano Italy Tel 39 02 33928 1 Fax 39 02 33928 240 ABB Automation Products GmbH Industriestr 28 D 65760 Eschborn Germany Tel 49 0 6196 800 0 Fax 49 0 6196 800 1849 PN250...

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