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Operating Instructions MODULAR FLOW METER

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2. a Relay module and protection cap D Operating unit Electronic evaluating unit with keypad and LCD display for operation of the flow meter 2 Protection cap Protects the modules basic flow meter relay module or mains unit when the operating unit is decentrally installed 3 Relay module Switches the external electrical appliances such as pump motor and solenoid valve and is controlled by the evaluating electronics of the operating unit Mains unit Supplies power to the operating unit when battery powered operation is not desired and when no relay module is needed Basic flow meter Housing and measuring chamber with all components for volumetric measurement which come into contact with the transported medium The flow meter can be used in two different operating modes Manual mode For filling using a manually operated nozzle The part volume meter is reset to zero and the required volume is metered while the nozzle is being operated Automatic mode The preselected volume is filled by pressing a key Automatic mode is possible only when relay module is connected A General 1 Hazard The modular flow meter system is developed and built in compliance with the relevant fundamental health and safety requirements and important EG directives Nevertheless this product can cause danger if it is not used as advised In case of maloperation or improper use guarantee is excluded and there is danger for e life and
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4. SHIFT LITER 1 LITER N lt a e gt lt e C Operating unit Display 098 lt N Ni cD 2 0381 N I c n automatic mode input is not possible see chapter C 3 2 1 3 9 7 Copying the correction factor from an addressable memory location into the main memory Operation Display 00 00 9 099 5 ND Entering the memory number continued on next page NJ GB C Operating unit Operation Display T 5 Lon 1 033 t c n automatic mode input is not possible see chapter C 3 2 1 3 3 8 Calculation of the correction factor in automatic mode In the automatic mode direct calibration is not possible However the possibility of filling a preselected quantity into a measuring vessel and calculating the new correction factor then is given Following steps are required e Enter filling volume see chapter C 3 2 2 Start filling process see chapter C 3 2 2 Change into manual mode at the end of filling process see chapter C 3 2 1 Have correction factor displayed from the main memory see chapter C 3 3 3 Calculate new correction factor according to the below formula Correction factor from the main memory New correction factor Preselected volume Read volume in measuring vessel lt lt Tr lt e Enter calculated correction factor into the main memory see chapter C 3 3
5. uoejjeisui 1 Durjejadg 61 Lutz Pumpen Lutz GmbH amp Co KG Erlenstra e 5 7 D 97877 Wertheim The Fluid Managers Declaration of Conformity Herewith we declare that the below mentioned machine in it s conception and design and in the execution marketed by us fully complies with the EC directives This declaration ceases to be valid if the machine is modified in any way without prior consultation with us Type of device Modular Flow Meter System Types Operating unit BE1 Relay module RM1 230V Operating unit Ex BE1 Relay module RM1 120V Operating unit BE1 V Relay module Ex RM1m 230 V Operating unit Ex BE1 V Relay module RM3 400 230 V Mains unit NG1 230V Applicable EC directives EC Directive on low voltage installations 73 23 EEC only RM1 120 V RM3 NG1 EC Directive on electromagnetic compatibility 89 336 EEC as amended by 93 31 EEC Equipment and protective systems intended for use in potentially explosive atmospheres 94 9 EC only Ex BE1 Ex BE1 V RM1 230V Ex RM1m EC Type examination Physikalisch Technische Bundesanstalt 0102 Bundesallee 100 38116 Braunschweig PTB 01 ATEX 2204 Operating unit Ex BE1 Ex BE1V PTB 00 ATEX 2135 X Relay module Ex RM1m PTB 03 ATEX 2093 Relay module RM1 230V Applicable harmonized standards in particular EN 50014 Ex BE1 Ex BE1 V RM1 230V Ex RM1m EN 50019 Ex RM1m EN 50020 Ex BE1 Ex BE1 V
6. Ex RM1m RM1 230 EN 50028 Ex RM1m EN 55014 EN 61000 3 2 RM1 EN 50082 2 Wertheim 28 01 04 J rgen Lutz Managing Director Spare Part List Accessories for Modular Flow Meter System Order No 0211 225 0211 235 0211 236 0211 237 0211 238 0211 239 0211 268 0211 269 0211 374 0212 010 0300 065 0301 039 0301 092 0301 102 0301 126 0301 222 0301 243 0301 248 0301 249 0301 251 0302 150 0302 151 0303 153 0314 180 0314 761 0333 335 0335 212 0335 213 0335 214 0335 214 0335 215 0335 215 0335 247 0335 248 0335 254 0336 060 0336 061 0336 062 0336 093 0336 095 0336 096 0336 099 0336 106 0336 162 0336 164 0336 165 0336 166 0336 167 0336 222 64 Description PE transformer cpl impulse adapter 1 4 NPT cpl impulse adapter 3 8 NPT cpl impulse adapter 1 2 NPT cpl impulse adapter 3 4 NPT cpl impulse adapter 1 cpl grounding plate 2 fould grounding plate 1 fould cover for relay intermediate plate screw phillips screw ejot PT screw ejot PT screw hexagon nut ejot PT screw ejot PT screw ejot PT screw screw washer quick change screw hose connector plastic hose o ring NBR o ring Perbunan locking screw finewire fuse 6 3A time lag finewire fuse 4 A time lag finewire fuse 0 1 A semi time lag finewire fuse 0 1 A semi time lag finewire fuse 0 5 A semi time lag finewire fuse 0 5 A semi time lag fuse Ex 4A fuse Ex 500mA relay connecting cable rela
7. Remove batteries out of the operating unit 2 Remove the cap and release the screws 3 Carefully lift the operating unit paying attention to cable length 4 Release the plug 9 Remove the cap from the intermediate plate 6 Screw the intermediate plate onto a base screws not included in the scope of supply 7 Mountthe cap 8 Screw the operating unit onto the intermediate plate and mount the cap 9 Connect the ribbon cable to the plug in the protection cap 10 Screw the protection cap onto the flow meter and mount the cap 11 Connect the operating unit and protection cap using the data line 12 Insert the batteries E uc uu E A Separate installation of the operating unit 22 C Operating unit 2 4 Hose installation of the operating unit Mounting steps 1 Remove the batteries out of the operating unit 2 Remove the cap and release the screws 3 Carefully lift the operating unit paying attention to cable length 4 Release the plug 9 Remove the cap from the intermediate plate 6 Screw the hose clamps under the intermediate plate and mount the cap 7 Screw the operating unit onto the intermediate plate and mount the cap 8 Press the hose into the hose clamps Snap the clamp into place 9 Connect the ribbon cable to the plug in the protection cap 10 Screw the protection cap onto the flow meter and mount the cap 11 Connect the
8. 1710 ETZLOEO DEZ LOEO 202 1060 60 9EE0 50 9 0 65 Order No 0336 533 0336 536 0363 053 0373 003 0373 008 0373 009 0373 052 3373 004 9000 270 9000 274 9000 278 9000 280 0301 230 Description explosion proof coupling 3 pole explosion proof plug 3 pole protection foil cap protection cap for socket protection cap for plug sealing cover cap air valve spool with magnet clip with magnet air valve body with magnet air valve spool with magnet lens head screw State of art 07 03 wearing part for double diaphragm pump 37 for mounting two modules without intermediate plate on type 1 new part for double diaphragm pump 1 2 and 1 for double diaphragm pump 1 4 for double diaphragm pump 1 1 2 and 2 Qty LA o WM BRS When ordering spare parts always indicate the corresponding order No and production No or order No of the unit to be repaired 66 0336 106 5000 274 0300 065 0211 225 lt gt m gt 0302 151 6 Spare Part List Flow Meter Program Types ST SL LM UN VAI Order No 0160 205 0208 632 0211 056 0211 062 0211 063 0211 074 0211 085 0211 086 0211 088 0211 089 0211 092 0211 093 0211 094 0211 095 0211 140 0211 141 0211 144 0211 172 0211 173 0211 193 0211 195 0211 196 0211 197 0211 200 0211 208 0211 209 0211 211 0211 214 02
9. 2 38 3 4 Special functions 3 4 1 Changing the unit of measurement C Operating unit 8 In manual mode the flow meter can be switched between the units of measurement litres US gallons and IMP gallons without altering the calibration 3 4 1 1 Unit of measurement litres Operation SHIFT Number sequence 0123 ui re Only possible in manual mode 3 4 1 2 Unit of measurement US gallons Operation Number sequence 0456 re Only possible in manual mode 3 4 1 3 Unit of measurement IMP gallons Operation SHIFT Number sequence 0789 IRIE re Only possible in manual mode Display 000 00 Display 00 Display 00 000 GB C Operating unit 3 4 1 4 Conversion of the flow volume in kilograms via the correction factor For special applications the flow meter is able to display the measured volume in a unit of mass such as kilograms The correlation between volume and mass m is ascertained using density p If the correction factor for volume measurement is known see chapter 3 3 1 or correction factor diagram 3 this is offset with the density p Convert the correction factor according to the below formula k Correction factor after calibration k p k Gorrection factor for display of the unit of mass p Fluid density Example Operation Display Enter the calculated correction factor k NABI 311 E 3T1 The entered correction
10. and pressure limiting valves to eliminate impermissible pressure peaks 1 5 Pressure drop Diagram 2 indicates the pressure drop relative to flow The solid line is applicable for aqueous liquids 1 kg dm 1 mPas In case of media with different density p 1 kg dm the pressure drop values have to be taken from the solid line in diagram 2 and multiplied by the density value of the liquid Media with a high dynamic viscosity n gt gt 1 mPas like high density media cause a higher pressure drop The limiting curve for permissible viscosity at p 1 kg dm is depicted in diagram 2 as a dotted line If the density p is greater than 1 kg dm the pressure drops the diagram must be multiplied by the actual density SCEE ee max 2000 mPas 3 EUN 4 ER es 0 0 20 30 40 50 60 70 80 90 100 Diagram 2 Pressure drop depending on flow rate Q l min specific density p 1 kg dm 12 B Basic flow meter 1 6 Accuracy of measurement and flow In the factory the meter is calibrated for a flow rate of 40 l min Other flow rates affect the measurement accuracy of the flow meter see diagram 3 The flow rate may be determined via the SPEED key 11 during the filling process For adjusting the measuring result to the determined flow rate the recent correction factor must be called in from the main memory see chapter C 3 3 3 The recent correction factor then
11. factor is entered at the operating unit A Warning The metering of non compatible liquids damages the flow meter Splashing liquid or flying parts can cause injury Check by means of the materials indicated in the technical data and a resistance table e g Lutz resistance table whether the basic flow meter is suitable for the delivered liquid Warning Exceeding the temperature range and the operating pressure causes damage to the basic flow meter Splashing liquid or flying parts can cause injury The ranges indicated in the technical data for temperature of liquid and operating pressure have to be observed Danger Fire and explosion hazard due to delivered liquid Combustion hazard Blast wave Flying parts can cause death For measuring inflammable liquids of danger classes Al All and B use conductive basic flow meter types LM UN and VA I only Any other use as well as any modifications of the product have to be considered as improper use The manufacturer will not be held responsable for any damages resulting from such improper use the risk lies solely with the user 10 B Basic flow meter 1 1 Technical data Type ST SL LM UN VAI Flow rate min 10 l min min 10 l min min 10 l min min 10 l min min 10 l min max 120 l min max 120 l min max 120 l min max 120 l min max 100 l min Temperature 60 C 60 C 60 C 60 C 80 C Viscosity 2000 mPas 2000 mPas 2000 mPas 2000 mPas 50000 mPas Operating pressure 4 ba
12. health of the user e flow meter and other material assets of the user e efficiency with the flow meter All persons who are dealing with the installation assembly starting operation servicing and maintenance of the flow meter have e to be accordingly qualified e to observe the local safety and accident preventive rules e exactly follow these operating instructions It is your safety 2 Safety information In these operating instructions the following symbols are used Danger Refers to a direct danger Non observance of the precaution will cause death or extremely serious injury Warning Defines a possibly dangerous situation Non observance of the precaution can cause death or extremely serious injury Gaution Defines a possibly harmful situation The product or something in its environment may be damaged if this instruction is not observed 3 Scope of supply When unpacking the goods check the articles that e there is no visible damage from transporting e shipped articles including accessories are the articles you ordered no screws have loosened during transportation B Basic flow meter B Basic flow meter 1 Proper use The basic flow meter is used for measuring liquid volumes where gauging metering is not required The basic flow meter is precalibrated for the use of water The measurement of other media is also possible To do this a different user specific calibration
13. intermediate plate Plug the ribbon cable of the relay module mains unit into the socket on the circuit board of the operating unit Mount the relay module mains unit onto the intermediate plate Tighten the screws and replace the cap Insert the batteries Retrofitting of the relay module eri D Relay module RM1 RM3 and mains unit NG1 2 2 Connection for automatic mode A number of ready configured cables are available for connecting up external units Power supply cable relay module RM1 mains unit NG1 5 m long Order No 0211 155 2 Connecting cable main valve 5 m long Order No 0211 150 For actuation of a solenoid valve via the relay module RM1or RM3 Connecting cable SLOW valve 5 m long Order No 0211 151 Using this cable a second solenoid valve can be actuated in conjunction with the cable set motor SLOW 3 Way Connecting cable motor SLOW 1 way 0 5 m long Order No 0211 153 To actuate a pump motor or second solenoid valve via the relay module RM1 Connecting cable motor SLOW 3 way 0 5 m long Order No 0211 154 This cable is required for connection of 3 external appliances such as motor and two solenoid valves Power supply cable RM3 230 V 5 m long Order No 0211 387 For A C power supply of the relay module RM3 Connecting cable motor 230 V 0 5 m long Order No 0211 385 For actuation of an A C driven pump motor via the relay module RM3 Power supply cable RM3 400 V 5 m long Ord
14. is set off against the volume out of diagram 3 related to the flow rate Then the new correction factor is entered see chapter C 3 3 2 Example for type ST SL LM UN 20 gt K 0 01 1 028 K K K K 1 028 0 01 K 1 038 relative correction factor relative fault in percent Example for type VA I 20 gt 0 03 K 3 37 K K K K 1 028 0 03 K 3 4 relative correction factor relative fault in percent 0 Flow rate K Relative correction factor out of diagram 3 K Recent correction factor out of main memory K New correction factor Diagram 3 Correction factor depending on flow rate 1 7 Optimization of measurement accuracy by calibration When using a flow meter as an automatic batch meter frequent handling of the same volume the meter should be calibrated to the operating point By comparative measurement the displayed volume is coordinated to the actual volume see chapter C 3 3 1 For this operating point the measurement accuracy is 1 digit corresponding to 0 1 litres 0 01 US G 0 01 IMP G 13 B Basic flow meter 2 Installation 2 1 Connection for drum pump operation Mounting steps flow meter type ST SL LM and UN Mount the check valve option and filter screen into the inlet arrow Insert the o rings into the collar bush Place the wi
15. itself is not located in an explosion hazard area the relay module RM1 230 V may supply the power and signals to the operating unit in zone 1 For this application the relay module must be used with an ambient temperature of 20 up to 40 C This temperature range is also applied to the measured liquid when the relay module is mounted on the basic flow meter 44 1 2 1 Electrical data Input ST3 Outputs Output 1 Pump ST4 and ST5 Output 2 Valve ST4 and ST5 Output intrinsic safety ST1 or ST2 Max admissible outer values for D Relay module RM1 RM3 and mains unit NG1 220 240 V 8A 0 7 1760 1920 W 220 240 V 4A 0 7 880 960 W 220 240 V 0 5 A 0 7 77 84 W 6 6 V 165 mA 272 mW 45 D Relay module RM1 RM3 and mains unit NG1 2 Installation 2 1 Retrofitting the relay module mains unit Mounting steps 1 2 3 10 11 12 46 Remove batteries out of the operating unit Remove the cap and release the Screws Carefully lift the operating unit paying attention to cable length Release the plug Plug the connector in the socket on the underside of the intermediate plate Carefully mount the intermediate plate in the desired position and tighten up the screws Plug the connecting cable in the socket on the topside of the intermediate plate and on the circuit board of the relay module mains unit Mount the relay module mains unit onto the
16. memory location into the main memory 3 3 8 Calculating of the correction factor in automatic mode Special functions 3 4 1 Changing the unit of measurement 3 4 1 1 Unit of measurement litres 3 4 1 2 Unit of measurement US gallons 3 4 1 3 Unit of measurement IMP gallons 3 4 1 4 Conversion of the flow volume in kilograms via the correction factor Example 3 4 2 Deleting totalizer 3 4 3 Correcting operation errors Maintenance and servicing Changing the batteries 4 1 25 25 26 26 26 27 28 28 29 29 29 30 31 32 32 33 34 34 35 36 36 37 38 39 39 39 39 39 40 40 41 41 42 42 Table of Contents D Relay module RM1 RM3 and mains unit NG1 1 Proper use 1 1 Technical data 1 2 Application in explosion hazard areas 1 2 1 Electrical data 2 Installation 2 1 Retrofitting the relay module mains unit 2 2 Connection for automatic mode 2 3 Flow meter with separate installation of relay module RM1 mains unit NG1 and operating unit 2 4 Flow meter with relay module RM1 mains unit NG1 and separate installation of operating unit 3 Maintenance and servicing 3 1 Changing the fuse in the relay module RM1 mains unit NG1 E Relay module Ex RM1m 1 Proper use 1 1 Technical data 11 1 Special conditions Ex RM1m B 230 V 2 Installation 2 1 Installation location 2 2 Dismantling Assembly 2 20 1 Dismantling 2 2 2 Assembly 2 3 Electrical connection 2 3 1 Connecting the basic version Ex RM1m B 230 V 2 3 2 Connecting t
17. of battery only outside of hazardous location with appropriate tools Only following battery types are approved VARTA Electronic Alkaline No 4001 LR1 LADY N 5 e DURACELL ALKALINE SIZE N MN9100 LR1 e Energizer Alkaline E90 LR1 Mounting steps 1 Unscrew the battery compartment lid 20 2 Remove the batteries 3 Insert new batteries checking for correct polarity 19 4 Screw the battery compartment lid 20 5 Press key RESET IS If the flow meter is not used for longer periods the batteries must be removed 42 D Relay module RM1 RM3 and mains unit NG1 D Relay module RM1 RM3 and mains unit NG1 1 Proper use For automatic mode preselected volume the relay module is required alongside the basic flow meter and operating unit modules The relay module is controlled by the evaluating electronics of the operating unit and switches the external electrical appliances such as pump motor and solenoid valve The electrical connection between the operating unit and relay module is effected by means of a 10 core ribbon cable The relay module RM1 RMS or the mains unit NG1 includes a power supply for the operating unit The batteries only then have a buffer function in the event of a power failure The relay module RM1 and RM3 are fitted with three sockets permitting the connection of external appliances and the power supply o The mains unit NG1 is fitted only with a connection for the power supply
18. on the measurement vessel and enter at numerical keypad LITER 5 CAL S CAL Calculated correction factor flashes NN S c n automatic mode input is not possible see chapter C 3 2 1 33 GB C Operating unit 3 3 2 Changing the correction factor in the main memory Operation Display Entering the correction factor IIIE SHIFT memory location let Lal od 0999 0 0999 N N N El re n automatic mode input is not possible see chapter C 3 2 1 3 3 3 Displaying the correction factor from the main memory Operation Display SHIFT N continued on next page 4 C Operating unit Operation Display Al RESET LITER c n automatic mode input is not possible see chapter C 3 2 1 3 3 4 Entering the correction factor into an addressable memory location Operation Display Entering the correction factor 098 138 Entering the memory number ee m nes E E memory no 1 LITER re n automatic mode input is not possible see chapter C 3 2 1 N N UO 35 GB C Operating unit 3 3 5 Displaying the correction factor from an addressable memory location Operation Display 10 10 0980 S RESET LITER re n automatic mode input is not possible see chapter C 3 2 1 SN Entering the memory number 3 3 6 Copying the correction factor from the main memory into the addressable memory location Operation Display
19. operating unit and protection cap using the data line 12 Insert the batteries Assembly of the operating unit at the hose 23 GB C Operating unit 3 Operation re Following described key sequences must be pressed step by step 3 1 Manual mode In manual mode the filling process is carried out using a manually operated nozzle The part volume meter is reset to zero and the required volume is metered 3 1 1 Resetting the part volume meter Operation Display RESET LITER re Only possible in manual mode 3 1 2 Displaying totalizer The totalizer adds all individual metering processes carried out in the manual or automatic mode Operation Display 0345 c total volume appears as long as the key is depressed 3 1 3 Displaying flow rate Operation Display c The total flow rate appears as long as the key SPEED is depressed The flow rate is displayed in the selected volume unit per minute 24 C Operating unit 3 1 4 Key lock in manual mode Avoiding maloperations as inadvertent calibration all keys except RESET SPEED and TOT can be locked Operation Display 1 TO Da re The key lock appears in the display L The key lock also remains if there is no power supply battery Releasing the key lock press the key RESET and repeat the combination above 3 2 Automatic mode In automatic mode a preselected volume can be repeatedly filled by pressing a key To permit this funct
20. preselected volume o indicates that the SHIFT key has been pressed making the higher level function in keys no 4 5 7 8 10 11 effective AUTO indicates that the flow meter is operating in the automatic mode START indicates that an automatic filling sequence has been started STOP indicates that an automatic filling sequence has been interrupted SLOW indicates that a step by step flow reduction has been activated indicates that the flow meter currently is in the calibration mode indicates that the batteries require changing Battery arrangement when changing the batteries Battery compartment lid Terminal socket for data line General safety information The operator must read the operating instructions before starting the flow meter and follow these instructions during operation 1 3 4 9 Note the temperature and pressure limits The pressure surges produced when closing shutoff valves valves slides etc must not exceed the maximum operating pressure Disconnect the mains power supply and batteries before assembling and dismantling the various modules and the data line Ensure that all connections and fittings are tight and free from tension Only alkaline manganese batteries may be used Repairs may only be carried out by the manufacturer The national accident prevention regulations must be observed without fail When metering flammable liquids of d
21. the SLOW volume Operation SHIFT RESET BN re Only possible in the automatic mode 30 Display Display Operating unit 8 3 2 10 System protection through detection of faults The filling process can be controlled automatically by the flow meter since faults may develop in the connecting lines such as running dry blockages defective solenoid valves etc When the START key is pressed the flow meter monitors the time during which no liquid is registered The flow meter switches off when a certain time limit is exceeded STOP appears on the display The interruped filling process can be resumed by pressing START again when the fault has been remedied The monitoring time can be freely selected between 1 and 999 seconds A time of 3 seconds is set by the manufacturer The monitoring function is deactivated by entering 0 c The monitoring time can only be changed in manual mode Operation Display 00 00 N IN N V Enter the monitoring time e g 5 seconds enter O to deactivate the function T T Hu u continued on next page 3 GB C Operating unit Operation Display VA The new monitoring time flashes 3 2 11 Locking function automatic mode The locking function in automatic mode makes it impossible to change over to manual mode and prevents inadvertent input of a new filling volume This helps to prevent operator errors when filling always the same
22. the screw 0 sockets 5 Screw the screw sockets onto f the flow meter and collar bush 6 Insert the seals into the screw oS sockets 7 Mount the flange 8 Screw on the flanged bush Flange connection type ST SL LM and UN Mounting steps flow meter type I 1 Place the flange plate onto the collar bush 2 Insert the seal into the collar bush 3 Screw on the collar bush to the flow meter Flange connection type 15 B Basic flow meter 2 3 Valve connection Mounting steps 1 Screw the double nipple G 3 4 G 1 1 4 into the inlet and outlet side of the solenoid valve 2 Mount the hose connection G 1 1 4 on both sides of the hose 3 Connect the hose with the flow meter outlet and the solenoid valve inlet Note flow direction of the solenoid valve 4 Screw the discharge bend onto the outlet side of the solenoid valve ff Valve connection 3 Maintenance and servicing 3 1 Cleaning the filter and check valve It is advisable to flush and clean the basic flow meter after handling aggressive tacky crystallizing or very contaminating liquids Procedure type ST SL LM and UN 1 Empty the flow meter Release the wing nut 2 3 4 16 Remove the filter and clean with a paintbrush or blow through with compressed air Press in the check valve manually and blow through with compressed air 3 2 Dismantling the basic flow meter The basic flow meter can b
23. 11 220 0212 001 0212 002 0212 003 0212 004 0300 010 0300 059 0300 062 68 Description seal PTFE for type VA with connection G 1 1 2 collar bush swash plate PVDF for measuring chamber 0211 220 measuring chamber cpl encapsulated for type SL consisting of 0314 183 0343 236 0343 234 measuring chamber cpl encapsulated for type UN consisting of 0314 190 0343 234 measuring chamber cpl for type LM consisting of 0314 190 battery closing cap Ex for types LM UN battery closing cap for types ST SL headed liner 1 1 4 OT for types ST SL headed liner 1 1 4 OT for types LM UN screw socket R 1 1 4 for types ST SL screw socket 1 1 4 for types LM UN flanged bush R 1 1 4 OT for types ST SL flanged bush R 1 1 4 OT for types LM UN check valve PTFE Viton for types ST SL consisting of 0314 185 check valve PTFE Viton FEP for types LM UN consisting of 0314 189 measuring chamber cpl for type ST consisting of 0343 236 cover cpl for type ST SL cover cpl for type LM UN measuring chamber cpl consisting of 0211 208 0211 200 0211 209 0370 029 0211 196 0343 237 0300 598 0300 070 clamp sealing sleeve cover cpl swash plate cpl base support top support connector G 1 1 4 consisting of 0313 195 connector G 1 1 2 consisting of 0160 205 0313 195 measuring chamber cpl encapsulated for nitric acid and sulphuric acid for types ST SL cons
24. 25 0314 184 0343 237 0343 226 0314 188 0300 598 0300 070 0211 195 0211 211 0211 214 9 0313 195 0211 140 0160 205 0314 185 0211 141 N 0314 189 N 0211 088 0211 089 3314 021 0314 179 0211 092 Q 0313 196 0370 620 0300 089 0208 632 0370 621 0211 094 3314 021 0370 622 0211 095 0373 005 0314 179 0370 623 69 Order No 0300 070 0300 089 0300 598 0300 708 0301 221 0302 023 0303 006 0313 005 0313 195 0313 195 0313 196 0314 166 0314 179 0314 179 0314 180 0314 181 0314 183 0314 184 0314 185 0314 187 0314 188 0314 189 0314 190 0332 020 0343 220 0343 222 0343 225 0343 226 0343 230 0343 234 0343 236 0343 237 0370 029 0370 031 0370 620 0370 621 0370 622 0370 623 0373 002 0373 003 0373 005 0375 007 3314 021 3314 021 0211 322 0314 247 Description cylinder head screw cylinder head screw sping washer washer ejot PT screw wing nut G 2 wing nut G 2 distance washer seal PTFE seal PTFE seal PTFE o ring Viton FEP o ring Viton FEP o ring Viton FEP o ring NBR o ring Viton o ring Viton o ring Viton o ring Viton o ring Viton FEP o ring Viton FEP o ring Viton FEP o ring Viton FEP battery basic body basic body bush 1 1 4 internal thread bush G 1 1 4 internal thread filter guide pin swash plate bearing washer measuring chambers plate guide pin flange plate flange plate flange plate flange plate
25. G Relay module Danger Live mains connection Electric shocks can cause death An operating unit or a protection cap must be mounted to the relay modules RM1 or to the mains unit NG1 as protection against touching and contact with water Caution The electromagnetic compatibility of the device is compatible with the emitted interference and interference immunity for residential and industrial areas To avoid interfering influences in a decentralised installation of individual modules only use data cables from the Lutz company and route the data cables separate from low voltage lines 43 D Relay module RM1 RM3 and mains unit NG1 1 1 Technical data we f RMi230V RMI120V RM3400 230V NG1230V Frequency 8 Z Switching outputs 2 switching outputs potentially bound Pump switching current 4A cosp gt 07 85A cosp gt 07 16A cosp gt 07 Solenoid valve switching euren Typ of protection J o IPM Explosion protection class Exi Connections round connector Weight 40g 400 6Mg 200 Order No 0212020 0212090 2200 0212090 1 2 Application in explosion hazard areas 4 Danger Danger of explosion Combustion hazard Blast wave Flying parts can cause death The relay module RM1 the mains unit NG1 and the connecting cables are not suitable for use in explosion hazard areas If the relay module
26. NG1 230 V Power supply 513 0 1 A semi 0 1 A semi 0 1 A semi 0 1 A semi time lag mT time lag mT time lag mT time lag mT Motor connection 511 4 A time lag T 6 3 A time lag T fuse protection by mains supply with max 16 A Valve output 512 0 5 A semi 0 5 A semi 0 5 A semi time lag mT time lag mT time lag mT Pull out the plug of the relay module mains unit Remove the cap and release the screws Carefully lift the operating unit protection cap and relay module mains unit paying attention to cable length Release the reed contact plug Check the finewire fuses and replace if necessary Connect the reed contact plug Mount the relay module mains unit with operating unit protection cap onto the flow meter Tighten the screws and replace the cap O 52 E Relay module Ex RM1m E Relay module Ex RM1m 1 Proper use For automatic mode preselected volume the relay module is required alongside the basic flow meter and operating unit modules The relay module is controlled by the evaluating electronics of the operating unit and switches the external electrical appliances such as pump motor and solenoid valve The electrical connection between the operating unit and relay module is effected by means of a 10 core ribbon cable The relay module Ex RM1m includes a power supply for the operating unit The batteries only then have a buffer function in the event
27. Operating Instructions 2 71 MODULAR FLOW METER SYSTEM TS with and without volume preselection Type ST SL LM UN VAI Lutz The Fluid Managers Read this operating instructions before start up To be retained for future reference CE Rtexi00 21 20 14 15 16 17 18 6 1 8 9 Explanation of the operating unit A c N 10 11 12 13 14 15 16 17 18 19 20 21 Unit of measurement used for flow volume litres US gallons IMP gallons Unit of measurement used for flow rate l min US G min IMP G min Reset key for the displayed flow volume Start key for filling operation in the automatic mode Store key to transfer correction factors in the addressable memory Stop key to interrupt filling operation in the automatic mode Recall key to display calibration factors from addressable memories Changeover switch to access the higher level function in dual function keys S 12 is indicated in the display Switching between manual and automatic mode In the automatic mode the word AUTO 13 is indicated in the display Reduced flow rate SLOW 16 is indicated in the display Numerical keypad 0 9 Display of total volume as long as key remains depressed Activation of calibration mode 17 is indicated in the display Display of flow volume in the selected unit of measurement as long as key remains depressed Key for confirming values e g correction factor
28. anger classes Al All and B the following must be additionally observed 9 Aa N Only use explosion proof flow meter modules Before operation ensure equipotential bonding of the delivery system Use conductive hoses or pipes Only use explosion proof relay modules In explosion hazard areas only use explosion proof plugs Electrostatic danger due to friction to be wiped with wet cloth only Do not use solvents for cleaning Change of battery only outside of hazardous location with appropriate tools Only use approved battery types The national explosion protection regulations must be observed without fail Table of Contents A General 1 2 3 Hazard Safety information Scope of supply B Basic flow meter 1 Proper use 1 1 Technical data 1 2 Maximum pressure depending on temperature of the medium 1 3 Complete hose system 1 4 Pressure surges water hammer 15 Pressure drop 1 6 Accuracy of measurement and flow 1 7 Optimization of measurement accuracy by calibration Installation 21 Connection for drum pump operation 2 2 Connection to the piping system Flange connection 2 3 Valve connection Maintenance and servicing 3 1 Cleaning the filter and check valve 3 2 Dismantling the basic flow meter C Operating unit 1 Proper use 1 1 Technical data 1 2 Application in explosion hazard areas 1 2 1 Electrical data Installation 21 Insert the batteries 2 2 Turning the op
29. e dismantled for cleaning the measuring chamber or for troubleshooting Warning The basic flow meter can still contain liquid during dismantling In case of aggressive liquids this can lead to burns poisoning irritation of the skin etc Wear appropriate protective clothing when handling aggressive liquids Basic flow meter must be emptied before dismantling Despite of previous emptying residual liquid can still be in the flow meter housing during dismantling process Therefore always remove the cover upwards re When dismantling the basic flow meters of type LM UN and VA it is recommended to replace the o ring Dismantling the basic flow meters type ST SL LM and UN 1 Release the screws on the bottom side of the flow meter 2 Remove the cover upwards 3 Liftthe measuring chamber out of the basic body 4 Remove the o ring of the measuring chamber 5 Carefully open the measuring chamber The assembly is effected in reverse order When mounting the cover take care of the right position to the basic body Dismantling the basic flow meter type I Release the screws on the bottom side of the meter Remove the cover upwards Remove the clamp Lift the measuring chamber out of the basic body Carefully open the measuring chamber ba art The assembly is effected in reverse order When mounting the cover take care of the right position to the basic body B Basic flow m
30. er No 0211 388 For 3 phase current power supply of the relay module RM3 9 Connecting cable motor 400 V 0 5 m long Order No 0211 286 For actuation of a 3 phase current driven pump motor via the relay module RM3 Extension cable 5 m long Order No 0211 152 without illustration For extension of the connecting cables 47 D Relay module RM1 RM3 and mains unit NG1 Relay module RM1 Connection of pump motor and solenoid valve Relay module RM1 Connection of pump motor main valve and SLOW valve 48 D Relay module RM1 RM3 and mains unit NG1 E eas 240 W A 230 V lt 16 a 1 ___ N Ay p mm p 400 V A 16 eM le za E 4 m t NU s M Relay module RM3 Connection of pump motor 3 phase current and solenoid valve 49 D Relay module RM1 RM3 and mains unit NG1 2 3 Flow meter with separate installation of relay module mains unit and operating unit Danger AN Live mains connection Electric shocks can kill you Disconnect the relay module mains unit by pulling the plug from the power supply before dismantling Mounting steps 1 Remove batteries out of the operating unit 2 Remove the cap and release the screws 3 Carefully lift the operating unit and relay module mains unit paying attention to cable length 4 Loosen
31. erating unit 2 3 Separate installation of the operating unit 2 4 Hose installation of the operating unit Operation 3 1 Manual mode 3 1 1 Resetting the part volume meter 3 1 2 Displaying totalizer 3 1 3 Displaying flow rate 3 1 4 Key lock in manual mode cO co 10 11 11 12 12 12 13 13 14 14 15 16 16 16 17 18 18 18 19 20 21 21 21 22 23 24 24 24 24 24 25 Table of Contents 4 3 2 Automatic mode 3 3 3 4 3 2 1 3 2 2 3 2 3 3 2 4 3 2 5 3 2 6 3 2 3 2 8 3 2 9 Switching between manual and automatic mode Entering the filling volume Starting the filling process Interrupting the filling process Correcting the filling process Stopping the filling process Repeating a preselected volume Cycle counter Filling with step by step interruption SLOW mode 3 2 9 1 Entering deleting the SLOW volume 3 2 9 2 Displaying the SLOW volume 3 2 10 System protection through detection of faults 3 2 11 Locking function automatic mode Calibration 3 3 1 Calibrating through comparative measurement 3 3 2 Changing the correction factor in the main memory 3 3 3 Displaying the correction factor from the main memory 3 9 4 Entering the correction factor into an addressable memory location 3 9 5 Displaying the correction factor from an addressable memory location 3 9 6 Copying the correction factor from the main memory into the addressable memory location 3 3 7 Copying the correction factor from an addressable
32. eter Dismantling the basic flow meter 17 GB C Operating unit C Operating unit 1 Proper use Caution Device failure by corrosion Use the operating unit BE1 V or Ex BE1 V for applications in aggressive environments Caution The electromagnetic compatibility of the device is compatible with the radiated interference and interference immunity for residential and industrial areas To avoid interfering influences in a decentralised installation of individual modules only use data cables from the Lutz company and route the data cables separate from low voltage lines 1 1 Technical data Type Display 6 digit LCD display 19 mm character height Quantity US G IMP G Flow rate l min US G min IMP G min Change battery function mode individual quantity total quantity number of filling processes Functions Reset partial quantity and total quantity Automatic calibration Storing differing calibration factors Lock keys against unauthorised access Changeover to manual or autmatic mode with relay module optional Cycle counter System protection through detection of faults e Advance cut out Type of protection IP 54 in combination with flow meter or optional modules Power supply 3 x 1 5 V alkaline manganese batteries or by relay module mains unit Explosion protection class EEx ib IIC T4 EEx ib IIC T4 Use in aggressive areas not recommended suitable not recommended suitable Elect
33. factor flashes 1 1 Mies S The entered correction factor flashes Recommendation Cover over the displayed unit of volume using foil indicating the valid unit of mass N IN NL re The unit of volume litres or gallons displayed on the flow meter is now no longer valid oO Operating unit 8 3 4 2 Deleting totalizer Operation Display SHIFT LITER Number sequence 0357 00 re Only possible in manual mode 3 4 3 Correcting operation errors Using the key combination SHIFT RESET the flow meter is reset to the starting status of the manual or automatic mode This function is useful if the operating status of the meter is unclear or when it does not respond to commands or if the display does not indicate the desired result when making an input Operation Display SHIFT LITER RESET LITER GB C Operating unit 4 Maintenance and servicing 4 1 Changing the batteries The flow meter is run on 3 alkaline manganese batteries LR 1 SIZE N The LCD display indicates the approaching end of the battery life with the word 18 c fthe display flashes the batteries must be changed within 1 2 weeks Once the BATT display is indicated permanently the batteries require immediate changing Danger When changing the batteries in explosion hazard areas danger of explosion 5 Blast wave Flying parts can cause death Change
34. g outputs 2 switching outputs potentially bound Output 1 Pump max 4 A fuse on construction side 4 fuse cose gt 0 7 terminals 3 9 coso gt 0 7 max 880 960 W max 880 960 W Output 2 Valve max 4 A fuse on construction side 0 5 A fuse terminals 4 5 050 gt 0 7 max 880 960 W max 110 120 W Type of protection IP 54 Explosion protection class EEx me ib T4 Connections terminal block no screw Electronics completely potted Accessories Basic version without fuses Full version with fuses cable glands and cables cable glands 5 m mains connecting For customer specific applications cable with Ex plug 0 5 m connecting cable with Ex coupling for pump and valve 1000 g 3000 g 0212 040 0212 050 E Relay module Ex RM1m 1 1 1 Special conditions Ex RM1m B 230 V As a protection against short circuits a fusing of appropriate rating max 3 x according to DIN 41571 or IEC 127 for the designed current rating or a starting circuit breaker with short circuit and instantaneous thermal set to the design current release must be connected in series for each relay module Ex RM1 This fuse either can be positioned in the appropriate power supply or has to be connected before the device The fuse design current must be equal to or greater than the given voltage rating for the relay module The breaking capacity of the fuse used must be equal to or greater than the maximum sh
35. g the filling process it is possible to correct the filling volume In this case the already transported volume is offset against the new filling volume Operation Display Enter filling volume e g 50 LITRES i LITER Lf C AUTO SHIFT LITER Lf 1 5 The entered filling volume flashes AUTO START NNN YW 17 Display static Enter filling volume e g 30 LITRES E 30 AUTO SHIFT LITER S AUTO HEN continued on next page 27 GB C Operating unit Operation Display f LITER The entered filling volume flashes Je JJ AUTO START re The correction process is only successful if the new filling volume is greater than the volume which has already been transported 3 2 6 Stopping filling process Operation Display SHIFT EIN RESET LITER AUTO t tis possible to make a new input see chapter C 3 2 2 or to repeat the current filling volume using the RESET key 3 3 2 7 Repeating a preselected volume Operation Display LITER Filling volume flashes re The entered filling volume flashes The filling process can be started see chapter C 3 2 3 28 C Operating unit 3 2 8 Cycle counter The cycle counter registers the number of filling cycles with the same volume filled This means that the user does not have to count the cycles e g when 100 containers have to be filled with the same volume The cycle counter starts at zero again when a ne
36. he Ersatzteilliste __ Zubeh r Z hlerprogramm Relaismodul see spare part list flow meter programm accessories 0314 180 hl 0211 197 mcm 0314 166 0314 247 0211 056 0343 234 0211 062 0211 063 0211 074 0211 144 0211 220 0343 236 02 0370 031 0314 183 0314 190 0 0343 220 SF een ar 0211 193 0211 196 3314 021 0303 006 X E at ale _ 0314 179 0302 023 0343 230 0211 322 0343 225 0314 184 0343 237 0343 226 0314 188 0300 598 0300 070 0211 195 0211 211 0211 214 9 0313 195 0211 140 0160 205 0314 185 0211 141 N 0314 189 N 0211 088 0211 089 3314 021 0314 179 0211 092 Q 0313 196 0370 620 0300 089 0208 632 0370 621 0211 094 3314 021 0370 622 0211 095 0373 005 0314 179 0370 623 71 Lutz The Fluid Managers Lutz Pumpen GmbH amp Co KG Erlenstra e 5 7 D 97877 Wertheim Phone 93 42 8 79 0 Fax 9342 87 94 04 e mail info lutz pumpen de http www lutz pumpen de Subject to technical changes 02 04 Best Nr 0211 997 Printed in Germany Sch 500 02 04
37. he complete version Ex RM1m K 230 V 3 Maintenance and servicing 31 Changing the fuse F Repairs G Annex 1 Terminal assignment of cables and connectors 2 Trouble shooting Certificates of Conformity opare part list accessories for modular flow meter system Spare part list flow meter program 43 43 44 44 45 46 46 41 49 90 91 52 52 53 53 53 54 54 54 59 59 59 59 56 57 58 58 58 59 59 60 61 63 64 65 66 69 A General A General The flow meter operates according to the positive displacement principle In a housing fitted with inlet and outlet is a measuring chamber through which the fluid is forced to flow on its way through the housing In the measuring chamber a nutating disc blocks the fluid s clear path As it flows through the measuring chamber the fluid pushes the nutating disc to one side It is the action of displacing the impediment which produces the wobble movement of the disc and circular motion of the nutating disc shaft By means of a driver a magnet with several poles is set into rotation which is able to activate a magnetically switched contact through the lid of the housing Every revolution of the nutating disc is assigned to a constant volume and a fixed number of pulses so permitting the electonic evaluating system to determine the volumetric flow through the number of received pulses For practically orientated application the flow meter system is made up of various modules
38. he two explosion proof couplings of the relay module Maximum load Pump 4 A solenoild valve 0 5 A 220 240 V max 0 5 A 27 E Relay module Ex RM1m Repairs 3 Maintenance and servicing 3 1 Changing the fuse The relay module Ex RM1m in the full version Ex RMim K 230 V includes two fusing elements to protect the outputs for pump and solenoid valve in the connecting compartment Pump Fusing element Ex 4 A KA a time lag Solenoid valve Fusing element Ex 500 mA semi time lag Danger AN Live mains connection Electric shocks can kill you Replacing the fuse may only be carried out by qualified personnel a trained electrician The power supply shall be disconnected and prevented from accidental re connection throughout duration of the work As the blowing of a fuse generally precedes a fault have the unit checked before changing the fusing elements Danger A Fire and explosion hazard due to electric current Combustion hazard Blast wave Flying parts can kill you Use only original fusing elements To replace the fuses dismantle the relay module in accordance with steps 1 4 of chapter E 2 2 1 Disconnect the defective fusing element and remove from the top hat rail Snap a new fusing element onto the top hat rail and connect Mount the relay module in accordance with steps 11 14 of chapter E 2 2 2 poe e F Repairs Repairs should only be made by the manufacturer or a
39. hroughout duration of the work Ensure before connecting the relay module that The values for voltage and frequency given on the nameplate agree with the data for the mains The mains connection is fused in accordance with chapter E 1 1 and 1 1 1 All poles of the mains connection have been disconnected when permanently connecting the relay module Atex approved cable protection covers are used Metal cable entries with grounding tongues connected to the protective conductor Cables of the design HO7RN F 361 5 are used 59 E Relay module Ex RM1m 2 3 1 Connecting the basic version Ex RM1m B 230 V The electrical connection between the mains the pump and solenoid valve is made in the connecting compartment on the underside of the relay module The relay module Ex RM1m must be dismantled in accordance with steps 1 4 of chapter E 2 2 1 when the flow meter system is mounted The electrical connection is made in accordance with the following circuit diagram 1 NIPE U l i i r 4 52 Refer to chapter E 1 1 Technical data when making electrical connections 56 E Relay module Ex RM1m 2 3 2 Connecting the complete version Ex RM1m K 230 V The electrical connection is made using explosion proof plug in connections from the CEAG system The mains is connected to the explosion proof plug The maximum rating of the fuse for mains outlet socket shall be 16 A Pump and solenoid valve are connected to t
40. ing the Short screws supplied with the protection cap and then mount the cap Connect up the cable between the relay module mains unit and the protection cap 10 Screw the protection cap and relay module mains unit onto the flow meter using the long screws and replace the cap 11 Connect the operating unit and protection cap using the data line 12 Insert the batteries D Relay module RM1 RM3 and mains unit NG1 2 4 Flow meter with relay module mains unit and separate installation of operating unit LS 2 b NE S sl d ie os I E Separate installation of the operating unit 51 D Relay module RM1 RM3 and mains unit NG1 3 Maintenance and servicing 3 1 Changing the fuse in the relay module mains unit Danger Live mains connection Electric shocks can kill you Disconnect the relay module mains unit by pulling the plug from the power supply before dismantling Danger Danger of explosion from short circuit Combustion hazard Blast wave Flying parts can kill you Only use the types of fuses listed below The unit can be damaged and the explosion protection is at risk if higher fusing ratings are used As the blowing of a fuse generally precedes a fault have the unit checked by an electrical specialist before changing a fuse The units are adequately protected when 5 x 20 mm IEC 127 finewire fuses are used RM1 230 V RM1 120 V RM3
41. ion a relay module and a solenoid valve are required in addition to the flow meter for installation see chapter D 2 2 3 2 1 Switching between manual and automatic mode Operation Display SHIFT LITER 10 11 AUTO re Switching from automatic to manual mode is carried out in the same way The display AUTO disappears re Switching between manual and automatic mode is only possible if a relay module is connected 25 GB C Operating unit 3 2 2 Entering the filling volume Operation Display Enter filling volume e g 50 LITRES e 50 AUTO SHIFT LITER S AUTO The entered filling volume flashes c Complete the input by pressing the ENTER key To correct the filling volume the input must have been completed by pressing ENTER It is then possible to enter a new filling volume 3 2 3 Starting the filling process Operation Display 900 AUTO START re The process runs through to the end It can be interrupted at will and restarted 0 0 appears on the display when the process has been completed correctly 3 2 4 Interrupting the filling process Operation Display c The filling process is resumed by pressing START see chapter C 3 2 3 re f the filling process is interrupted by the system without any apparent reason there is a fault in the system and the self protection device has been activated remedy the fault 26 C Operating unit 3 2 5 Correcting the filling process Durin
42. isting of 0314 190 0211 056 0370 031 operating unit BE1 not Ex for types ST SL consisting of 0211 086 0300 010 0300 059 0300 221 0314 180 0332 020 0373 002 0373 003 0375 007 operating unit Ex BE1 for types LM UN consisting of 0211 085 0300 010 0300 059 0300 221 0314 180 0332 020 0373 002 0373 003 0375 007 operating unit BE1 V electronics spilled not Ex for types ST SL consisting of 0211 086 0300 010 0300 059 0300 221 0314 180 0332 020 0373 002 0373 003 0375 007 operating unit Ex BE1 V electronics spilled for types LM UN 1 consisting of 0211 085 0300 010 0300 059 0300 221 0314 180 0332 020 0373 002 0373 003 0375 007 Screw phillips screw for type VA hexagon screw Qty c AD N DO PO SH SBS SS HS SH as 0375 007 0373 003 0300 010 03 0211 085 e 79 REN 0211 086 0212 002 0212 003 0212 004 0313 005 0301 221 Relaismodul siehe Ersatzteilliste __ Zubeh r Z hlerprogramm Relaismodul see spare part list flow meter programm accessories 0314 180 hl 0211 197 mcm 0314 166 0314 247 0211 056 0343 234 0211 062 0211 063 0211 074 0211 144 0211 220 0343 236 02 0370 031 0314 183 0314 190 0 0343 220 SF een ar 0211 193 0211 196 3314 021 0303 006 X E at ale _ 0314 179 0302 023 0343 230 0211 322 0343 2
43. ng nut onto the collar bush Screw the collar bush onto the outlet of the pump tube Screw the wing nut with the flow meter 6 Screw the hose fitting onto the flow meter outlet G 1 1 4 N Mounting steps flow meter type V I 1 Insert the seal into the wing nut 2 Screw the drum pump connection onto the outlet of the pump tube 3 Insert the seal into the wing nut and screw it with the flow meter 4 Screw the hose fitting onto the flow meter outlet G 1 1 4 M CS PE S e ne Connection for drum pump operation type ST SL LM and UN Connection for drum pump operation type VA 1 B Basic flow meter 2 2 Connection to the piping system Flange connection Caution For connecting the flow meter to the piping system the following must be observed Pipes fittings etc must be suitably supported so that additional weight and vibrations are not transmitted to the flow meter Suction and discharge lines must always be connected without tension The piping must be rerouted if an offset cannot be compensated by appropriate means Mounting steps flow meter B type ST SL LM and UN p dis 1 Mount the check valve option lt 4 and filter screen into the inlet Ds tf arrow 2 Push the o ring onto the collar N bush 3 Place the wing nut onto the collar bush and screw it with the flow meter E 4 Insert the seals into
44. of a power failure The relay module Ex RM1m is supplied in two versions The basic version of the Ex RM1m B 230 V is without fuses cable glands or cabling for customer specific applications Particular attention shall be paid in the following chapters to the requirements on components not included in the scope of supply e The full version Ex RM1mK 230 V includes cable glands 5 m power supply cable with Ex plug fusing elements with 0 5 m connecting cable and Ex couplings for pump and valve The relay module Ex RM1m consists of three housing parts The upper section houses the potted electronics The lower section is designed as the connection compartment in the method of explosion protection for increased safety The connections are made here for the power supply pump and the solenoid valve The lower housing connection constitutes an intermediate plate so that it can be mounted to the lower body of the flow meter or to any permanent base e g wall mounting plate The upper connection of the relay module forms part of a further module from the system 1 1 Technical data Danger Fire explosion hazard due to electric current Combustion hazard Blast wave Flying parts can cause death Compliance with the following electrical characteristics is required Type Ex RM1m B 230 V Ex RM1m K 230 V Voltage 220 240 V 50 60 Hz Input supply terminals 1 2 max 8 A gt 0 7 max 1760 1920 W Switchin
45. ort circuit current normally 1500 A that can be assumed for the location of installation If the pump and the valve are protected in the connecting compartment of the relay module from short circuits then the design voltage for the fuse must be equal to or greater than the given voltage rating for the pump or valve The breaking capacity of the fuse used must be equal to or greater than the maximum short circuit current normally 1500 A that can be assumed for the location of installation If the breaking capacity of the installed fuse differs from this then the value for the maximum admissible short circuit current shall be indicated on the relay module 2 Installation 2 1 Installation location The relay module Ex RM1m can be mounted to the lower body of the flow meter or to any permanent base e g wall mounting plate The upper connection of the relay module forms part of a further module from the system The completely mounted system meets the requirements of protection class IP 54 Caution N The electromagnetic compatibility of the device is compatible with the emitted interference and interference immunity for residential and industrial areas To avoid interfering influences in a decentralised installation of individual modules only use data cables from the Lutz company and route the data cables separate from low voltage lines 94 E Relay module Ex RM1m 2 2 Dismantling Assembly 2 2 1 Dismantling 1 Remove the ca
46. owing values correspond to the computer program for PTB report ThEx 10 when connecting with an active module output in explosion protection class intrinsic safety with max admissible values U 65V 162 mA 265 mW Characteristic curve linear following max admissible outer values are valid for the connection with the module these values correspond to the computer program for PTB report ThEx 10 2 Installation 2 1 Insert the batteries Mounting steps 1 Unscrew the battery compartment lid 20 2 Remove batteries from styrofoam buffer of packaging 3 Insert batteries checking for correct polarity 19 4 Screw on the battery compartment lid 20 2 2 Turning the operating unit The operating unit can be turned to the required position in 90 steps Mounting steps 1 Remove cap 2 Release screws 3 Carefully lift the operating unit paying attention to cable length 4 Turn the operating unit to the required position 9 Mount the operating unit 6 Tighten the screws 7 Mount the cap C Operating unit Turning the operating unit 21 GB C Operating unit 2 3 Separate installation of the operating unit Due to the modular construction of the flow meter system it is possible to install the operating unit with or without relay module separately to the flow meter itself For separate installation a protection cap an intermediate plate and a data line are required Mounting steps 1
47. p 2 Release the screws 3 Carefully lift off the top module and pull off the connector 4 Cut through the transportation protection carefully lift off the relay module and pull off the connector amp 9 Release the screws 6 Carefully lift off the intermediate plate and pull off the connector 7 Take out the screws with washers from the groove in the intermediate plate 2 2 2 Assembly Caution Pinching the electrical leads can damage the unit When assembling the unit do not route electrical connections at points where these can be pinched 8 Insert the screws and washers in the groove of the intermediate plate Screws to be used Stainless steel flow meter screws with metric threads plastic flow meter screws with cutting threads 9 Plug in the connector and carefully mount the intermediate plate such that the points amp on the intermediate plate coincide with the points on the relay module 10 Tighten the screws 11 Insert the connector and carefully mount the relay module 12 Insert the connector 2 and carefully mount the top module in the desired position 13 Tighten the screws 14 Insert the cap 2 3 Electrical connection Danger Live mains connection Electric shocks can kill you The electrical connections may only be carried out by qualified personnel a trained electrician The power supply shall be disconnected and prevented from accidental re connection t
48. protection cap cap flange key board with cover o ring Viton o ring Viton spare parts for special models bearing washer o ring EPDM State of art 12 02 wearing part for types ST SL LM UN for types LM UN for types ST SL for type 1 for type VA I with connector G 1 1 4 for type VA with connector G 1 1 2 for type VA with flange connection for types LM UN with flange connection for types LM UN with drum pump adapter for types ST SL for types ST SL for types ST SL for check valve for types ST SL for types LM UN for types LM UN for check valve for types LM UN for types LM UN for types ST SL for types LM UN for types ST SL for types LM UN cn for types ST SL LM UN PPS for types ST SL LM UN for measuring chamber 0211 220 NW 25 ND6 NW 32 ND 6 NW 32 ND 10 NW 40 ND 10 for types ST SL with flange connection for types ST SL for type PU for type PU new part Qty B BR gt B B 00 N OO N When ordering spare parts always indicate the correspondending order No and production No or order No of the unit to be repaired 70 0375 007 0373 003 0300 010 03 0211 085 e 79 REN 0211 086 0212 002 0212 003 0212 004 0313 005 0301 221 Relaismodul sie
49. r 4 bar 4 bar 4 bar 10 bar Accuracy 1 standard 1 standard 1 standard 1 standard lt 1 with adjust lt 1 with adjust lt 1 with adjust lt 1 with adjust 1 ment to appli ment to appli ment to appli ment to appli cation conditions cation conditions cation conditions cation conditions Inlet port G 2 male thread G 2 male thread G 2 male thread G 2 male thread G 11 4 to fit connector to fit connector to fit connector to fit connector male thread with union nut with union nut with union nut with union nut Outlet port G 1 1 4 G 1 1 4 G 1 1 4 G 1 1 4 G 1 1 4 male thread male thread male thread male thread male thread Weight 745 g 790 g 900 g 900 g 3 240 g Materials Housing PPO PPO PPS PPS SS 1 4581 Measuring chamber PPO PPS PPO PPS LCP LCP SS ETFE ETFE Seals Viton Viton FEP FEP FEP Magnet BaFe PA PPS encapsulated BaFe brass PPS encapsulated ETFE encapsulated SS 1 4401 55 Suitable for no no yes yes yes Ex application conductive conductive conductive Order No 0212 100 0212 200 0212 300 0212 400 0212 500 Description of material depending on the application Polyphenylene Oxide Liquid Cristalline Polymere Polyphenylene Sulfide Polyamide Stainless steel Tetrafluoro Ethylene Fluoro Elastomer Hexafluoro Propylene Barium Ferrite Viton is a registered Trademark of DuPont Dow Elastomers 1 2 Maximum pressure depending on temperature of
50. ronics replaceable completely replaceable completely potted potted Repairs yes no yes no Weight 200 g 300 g 2204 310g Order No 0212 001 0212 003 0212 002 0212 004 18 C Operating unit 1 2 Application in explosion hazard areas Danger Fire and explosion hazard due to delivered liquid Combustion hazard Blast wave Flying parts can cause death For measuring inflammable liquids of danger classes Al and B use operating unit Ex BE1 or Ex BE1 V only A Danger Danger of explosion Friction causes electrostatic charges Blast wave Flying parts can cause death Operating unit to be wiped with wet cloth only A Danger Danger of explosion due to inadmissible warming up Blast wave Flying parts can cause death Following electrical data and terminal assignment must be observed 19 GB C Operating unit 1 2 1 Electrical data Internal power supply Module input Socket 1 3 4 6 or internal plug St1 or 512 20 4 5 V DC Approved battery types for the power supply e VARTA Alkaline No 4001 Size LR1 1 5V DURACELL Alkaline Type MN9100 Size N 1 5V Energizer Alkaline Type E90 LR1 1 5V Change only outside of hazardous location Explosion protection class intrinsic safety EEx ib IIB Max values U 55 68mW Characteristic curve linear C 11yuF L unconsidered small Max admissible outer values for foll
51. the connector from the intermediate plate 5 Unscrew the intermediate plate 6 Carefully remove the intermediate plate paying attention to cable length 7 Loosen the connector from the intermediate plate 8 Remove the cap from the intermediate plate 9 Screw the intermediate plate onto a base screws not included in the scope of supply 10 Mount the cap 11 Insulate the intermediate plate using the cap 12 Screw the operating unit and relay module mains unit onto the intermediate plate and mount the cap 13 Connect the ribbon cable to the plug in the protection cap 14 Screw the protection cap onto the flow meter and mount the cap 15 Connect the operating unit and Separate installation of relay module mains unit and operating unit protection cap using the data line 16 Insert the batteries 50 Danger Live mains connection Electric shocks can kill you Disconnect the relay module mains unit by pulling the plug from the power supply before dismantling Mounting steps 1 Remove batteries out of the operating unit Remove the cap and release the screws Carefully lift the operating unit paying attention to cable length Loosen the connector from the circuit board of the operating unit Remove the cap from the intermediate plate Screw the intermediate plate onto a base screws not included in the scope of supply Mount the cap Mount the operating unit on the intermediate plate us
52. the medium Diagram 1 Maximum pressure depending on temperature of the medium 11 B Basic flow meter 1 3 Complete hose system Before initial starting of the flow meter the entire piping system must be vented from the pump through to the shutoff element nozzle solenoid valve or similar During operation care must be taken to ensure that the complete system is filled with liquid 1 4 Pressure surges water hammer Considerable pressure fluctuations with so called water hammer can build up in the system as a result of delays disconnection shutoff or acceleration of the flowing liquid column when using long delivery lines or when using solenoid valves with short opening and closing times Warning The brief pressure peaks or surges due to water hammer can cause serious damage and destroy the flow meter pump or other components in the system Damage by uncontrolled splashing liquid Depending on the medium concerned this can lead to caustic burns explosion hazards toxic vapours electric shocks danger of slipping and other dangers Example A valve closing time of 20 ms can cause a pressure surge of up to 10 bar in a 10 metres long 1 pipe at a flow rate of 50 l min Pressure surges can be prevented as follows Use a larger nominal diameter DN to reduce the flow speed in the delivery line Filling with step by step interruption SLOW mode see chapter C 3 2 9 Use relief valves
53. uthorized Lutz dealers Only use genuine Lutz spare parts 98 G Annex 1 Terminal assignment of cables and connectors 1 Plus Battery approx 4 5 V Relay module approx 5 V 2 Counting impulse 3 Minus 4 Relay pump 5 Not in use 6 Relay valve 7 Notin use Data outlet operating unit 1 2 NY 110 230V 50 60 Hz 3 Not in use 1 Earth conductor Relay module mains connection Terminal assignment of data line Neutral conductor Pump motor SLOW valve Main valve Earth conductor Relay module connection of external electrical appliances 99 Trouble shooti 2 OL ZE 9 1e1deuo eseaJou 299 915 5 950 PIIOS e asn saui Buijoauuoo ui 519204 Jie juaAaJd 51961009 UE9 Ayuejod pue uadQ 2 291069 eoejday spinbi 2 10 121 15 12 Ayoe 55910 Huljpuey pauea o pue peusn 1snuJ 1919 0 4 199125 1931 pue JeJnjo9ejnueul 1281007 SUOI IDUOD 91155910 2947 910295 50012900092 9125 yey 2909 UU 1291102 pue 5955915 21 8 09 10 suonipuoo uonejjelsui 42949 95 99e day 9AI 99Jep EIS S1INDUOD 0 ae edas au Qep Ild AJeSS9D9U JI YOY e SU LE 9 1e1deu 5 PUN 1091109 195 e g 9 Je1dey9
54. volumes The following functions remain active even when the keypad is locked RESET START STOP totalizer TOT display flow rate SPEED and cycle counter see chapter C 3 2 8 Operation Display SHIFT LITER 233E mg c The key lock appears in the display L The key lock also remains if there is no power supply The above combination must be entered again in order to deactivate the locking function 3 3 Calibration In the factory the meter is calibrated for the medium water transported at a mean flow rate of 40 l min Various operating conditions such as slower flow rates or the transportation of media with greater viscosity can result in measurement inaccuracy see chapter B 1 6 To adjust to these operating conditions a changeable correction factor can be used to recalibrate the flow meter in manual mode The correction factor is either entered directly or the electronic evaluating unit calculates the right correction factor according to a comparative measurement between the displayed and the actual filled volume The flow meter is also equipped with nine addressable memory locations memory numbers 1 9 in which already ascertained correction factors can be stored and copied to the main memory memory number 0 if required 32 Operating unit 8 3 3 1 Calibration through comparative measurement Operation Display SHIFT LITER LITER L N L Fillthe volume into a measurement vessel Read the value
55. w filling volume is entered Interrupted filling processes are not counted Changing the SLOW quantity has no effect on the cycle counter Operation Display AUTO c cycle counter is displayed as long as the key is depressed It cannot be displayed while filling is in process 3 2 9 Filling with step by step interruption SLOW mode In the automatic mode it is possible to carry out the filling process using two different flow volumes This is particularly useful for fast precise filling of large quantities or when transporting a foaming medium Two solenoid valves arranged in parallel are required for this process The valves are closed at different times so reducing pressure surges in the system and helping to avoid overflowing when transporting foam forming media A throttle element such as a ball valve in line with the valve disconnected last to regulate the flow volume is beneficial The reduced flow speed volume is entered using the SLOW function 3 2 9 1 Entering deleting the SLOW volume Operation Display Filling volume flashes LITER WA Actual SLOW volume flashes continued on next page 29 GB C Operating unit Operation Enter slow volume e g 1 litre for deleting enter 0 SHIFT RESET re lf the SLOW volume is greater than the intended filling volume the main valve remains closed during the entire filling process EIN I 7 re Only possible in the automatic mode 3 2 9 2 Displaying
56. y module socket plug flange box cpl plug angle coupling coupling coupling plug power cable relay module Ex RM1m connecting cable valve connecting cable pump cable protect cov Ex PG 13 5 nut PG 13 5 connecting wire consisting of 0301 248 0301 249 0301 251 0373 003 3373 004 for relay module RM1 for relay module Ex RM1m and RM3 for types ST SL LM UN for type VA 1 for relay module 120 for relay module 230V for relay module RM1 for relay module RM3 for relay module RM1 for relay module RM3 EES consisting of 0336 536 consisting of 0336 533 consisting of 0336 533 fuse strip terminal Qty I ll ll Ill CO c ca ca ca gt c c WM c c c N LL 676 1050 872 10 0 010 4140 TOOTELEE 00 ELEO 790 SEEQ 08 40 191 960 GEE EEEO 692 1120 71 0 901 1060 WEM 8 2 SCE0 LYT SEEO 892 10 090 9EEO 090 9 0 SEED y 5 910 680 ELZ SEEO ge 4 2 40 52 5 0 ZIZ SEEO 081 1 0 0 191 9 0 191 7160 4 290 9EE0 SS LEE 260 160 190 90 690 6450 190 9 0 ve EZ Am PSP j 9 260 1060 800 ELEO QNS 800 LE0 62 260 1060 i 260 100 e 250 060 201 1060 E gr roc 190 9 0 090 9 0 081

Operating Instructions MODULAR FLOW METER

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