DIAPHRAGM PUMP

Precautionary statements

Use the vacuum device only if you have understood its func tion and this manual. faulty hoses, etc. Use only original accessories and components which are designed for the vacuum technology, such as a vacuum hose, separator, vacuum valve, etc. When handling contaminated parts, follow the relevant regu lations and safety precautions, this also applies to equipment sent in for repair. IMPORTANT! Prior to returning any product to our Service Department for repair, contamination from hazardous substances needs to be excluded. Fill out the in full and con 20901121_EN_Mx10+12+16_VARIO_Vsel_V1.0_020818 2.4.3 Laboratory and working materials DANGER the error must be cleared manually: Unplug pump from the power supply Eliminate cause of error 20 20901121_EN_Mx10+12+16_VARIO_Vsel_V1.0_020818 2.6 ATEX equipment category Installation and potentially explosive atmospheres Installation and operation in areas where potentially explo- sive atmospheres can develop to a hazardous degree is not permitted. ATEX approval only applies to the internal, wetted parts of the of the product, not to its surroundings. ATEX equipment labeling ATEX Vacuum equipment labeled with has ATEX approval in line equipment category The devices are designed for a low level of mechanical stress and must be installed in such a way that they cannot sustain mechanical damage from the outside. ATEX The ATEX equipment category of the product is dependent on the equipment category and connected peripherals need to have the same or higher ATEX ap peripherals proval. Prevent The use of venting valves is only permitted if this would not nor ignition sources mally, or only rarely, cause explosive mixtures within the device, or do so only for a short time. If necessary vent with inert gas. Information on the ATEX equipment category is also available on our website at: 20901121_EN_Mx10+12+16_VARIO_Vsel_V1.0_020818 21 2.7 Proper disposal NOTICE Risk of environmental damage due to incorrect disposal of the product. Do not dispose your product in household waste! Electronic components are subject to hazardous waste treat Observe the national regulations for safe disposal and envi ronmental protection. Detailed information on the respective regulations can be obtained from your local administrative authority. 22 20901121_EN_Mx10+12+16_VARIO_Vsel_V1.0_020818

Hazardous Ingredients

could be discharged at the outlet. During aspiration, hazardous, toxic substances at the outlet can get into the ambient air. Observe the national regulations for safe handling of hazardous substances. Please note that residual process media may pose a danger to people and the environment. hood devices. Hazards due to different substances Pumping different Pumping different substances or media can cause the substances substances to react with one another. deposit in the vacuum pump. Possible protective measures, depending on the application: Flush the vacuum pump with inert gas or air before changing the medium to be pumped. Use inert gas to dilute critical mixtures. Prevent the release of hazardous, toxic, explosive, corrosive the environment, for example, through suitable laboratory facil ities with a fume hood and ventilation control. Protect the inside of the vacuum pump from deposits or mois ture. Be aware of interactions and possible chemical reactions of the pumped media. wetted materials of the vacuum pump. 16 20901121_EN_Mx10+12+16_VARIO_Vsel_V1.0_020818 2.4.4 Eliminate sources of danger Take mechanical stability into account Note The high compression ratio of the pump may result in a higher mechanical load pressure at the outlet than the mechanical stability of the system capacity allows. exit freely. silencer. outlet line. At the gas connections, the connections for the inlet IN and outlet EX must not be mixed up. Be aware of the max. pressures at the inlet and outlet of the pump as well as the max. admissible differential pressure between the inlet and outlet, according to. 8.1.1 Technical data on page 70 The system to be evacuated as well as all hose connections must be mechanically stable. Prevent condensate return the outlet line EX or pump head through the hose line. No liquid should accumulate inside the exhaust hose or inside the silencer. hose lines. Preferably route the exhaust gas hose with a fall from the out 20901121_EN_Mx10+12+16_VARIO_Vsel_V1.0_020818 17 Prevent foreign bodies inside the pump Observe vacuum Particles, liquids and dust must not get inside the vacuum pump. pump dimensioning Do not pump any substances which could form deposits inside the vacuum pump. Replace porous vacuum hoses without delay. Hazards during venting Hazards when Depending on the application, explosive mixtures can form or oth venting er hazardous situations can arise in systems. Hazards due to residual energy Possible After the vacuum pump has been switched off and disconnected residual energies from the power supply, there may still be dangers due to residual energy: Thermal energy: Motor waste heat, hot surface, compression heat. Allow the vacuum pump to cool down. Electrical energy: The capacitors on the electronic assembly Wait until the capacitors have discharged. 18 20901121_EN_Mx10+12+16_VARIO_Vsel_V1.0_020818 Risk of burns due to hot surfaces or overheating Surface tempera The surface of the vacuum pump can reach operating tempera tures tures > 70 °C, in particular when pumping heated media. The sur face temperature of the silencer in particular might be elevated in Avoid direct contact with the surface. Use protection against accidental contact if the surface tem perature is regularly elevated. Allow the vacuum pump to cool down before performing main Overheating The vacuum pump can be damaged due to overheating. Possi maintain minimum distances. When installing the device, ensure that there is a minimum external forced ventilation. Place the device on a stable surface; a soft surface such as supply. Remove covers from the device before operating it. Avoid excessive heat input due to hot process gases. Observe the maximum admissible media temperature see chapter: 8.1.1 Technical data on page 70. 20901121_EN_Mx10+12+16_VARIO_Vsel_V1.0_020818 19 Keep signs legible Signs and labels Keep labels and information symbols and warning labels always in a well readable condition: Warning signs and notice labels Motor data and rating plates 2.5 Motor protection Overheating The pump motor has a temperature sensor on the circuit board as protection, overload protection. In the event of excessive temperature or if the protection Procedure for If the vacuum pump is switched off due to these safe switching vacuum ty

Product definition

The diaphragm pumps described essentially consist of a diaphragm pump with VARIO® drive, a VACUU·SELECT® vacuum controller and a VACUU·SELECT® Sensor 3.1 Schematic design Side and front view 1 2 6 7 8 9 10 11 12 Meaning 1 VACUU·SELECT® Sensor, to be mounted externally on suction line 2 Diaphragm pump 3 Vacuum controller ON/OFF button 4 VACUU·SELECT® operating panel 5 VACUU·SELECT® 6 Vacuum connection – inlet IN 7 8 Silencer– outlet connection – outlet EX 9 Side panel, cover 10 11 Rating plate 12 Housing section with handle, front 20901121_EN_Mx10+12+16_VARIO_Vsel_V1.0_020818 3.2 Diaphragm pump series The diaphragm pumps do not differ in their outward appearance. 3.1 Schematic design on page 23 The diaphragm pumps differ in the internal connection of the pump heads. Diaphragm pumps Mx 1x VARIO select Stages of Diaphragm pump Pump heads Stages diaphragm pump ME 16 VARIO select 8 1 MD 12 VARIO select 8 3 MV 10 VARIO select 8 4 20901121_EN_Mx10+12+16_VARIO_Vsel_V1.0_020818 4 Installation and connection 4.1 Transport Products from VACUUBRAND product for safe transport. returning the product for repair. Goods arrival Immediately report any transport damage in writing to the sup plier. Unpacking b Example Diaphragm pump in a with enclosed c 20901121_EN_Mx10+12+16_VARIO_Vsel_V1.0_020818 Example diaphragm pump Please note that a dia- phragm pump can weigh approx. 28 kg. We recom mend using a lifting aid. dles. 4.2 Installation NOTICE Condensate can damage the electronics. A large temperature difference between the storage location and the installation location can cause condensation. After goods receipt or storage, allow your vacuum device to Check installation conditions The device is acclimatized. conditions Ambient conditions have been observed and are within the limi tation of use. The pump must have a stable and secure base without addi tional mechanical contact apart from the pump feet. 26 20901121_EN_Mx10+12+16_VARIO_Vsel_V1.0_020818 Installing the vacuum pump face. Example minimum distances in laboratory furniture IMPORTANT! When installing in lab furniture, maintain a minimum distance tion, especially in closed housings. Observe limitations of use Observe limitation of Limitation of use use Ambient temperature 10– Max. altitude 2000 m above NHN above sea level Minimum distance to 2 in adjacent parts Relative humidity Protection class Prevent condensation or contamination from dust, liquids, or corrosive gases. Note the IP protection class. IP protection is only guaranteed IMPORTANT! if the device is appropriately mounted and connected. For connection also note the rating plate data and chapter 8.1.1 Technical data on page 70. 20901121_EN_Mx10+12+16_VARIO_Vsel_V1.0_020818 27 4.3 Controller base closed separately. Before installation, the base can be mounted on the pump and the controller clipped into place. Alternatively, the controller can be clipped into a recess in the lab Mount the base Mount the base to 1 2 the diaphragm pump Top 1. Unscrew the screws; Phillips 2. Position the base on the dia screwdriver size 1. phragm pump. 3 4 3. Screw the base onto the dia 4. phragm pump. base. 5 6 5. 6. into the power connection on cables from peripheral devices. there are not enough connec tions. 28 20901121_EN_Mx10+12+16_VARIO_Vsel_V1.0_020818 4.4 Connection The diaphragm pumps have a vacuum connection and an outlet examples below. 4.4.1 Assemble silencer (EX) Silencer at the As standard the diaphragm pumps are equipped with a silencer at outlet EX WARNING Risk of bursting due to internal overpressure at the silencer. Inadmissibly high pressure at the silencer can cause the vacuum pump to burst or damage the pump bearings, diaphragms and valves. Internal overpressure may build up in case of high caused by pumping gases containing dust or solvent vapors. Do not pump any substances which could form de posits inside the silencer. nect an outlet line, see 4.4.3 Outlet connection (EX) on page 32. 20901121_EN_Mx10+12+16_VARIO_Vsel_V1.0_020818 29 Assemble the silencer Assemble silencer the pump. Silencer assembled. 4.4.2 Vacuum connection (IN) CAUTION Flexible vacuum hoses can contract during evacuation. Fix the vacuum hose to the connections. Secure connected components. NOTICE Foreign bodies in the suction line can damage the vacuum pump. Prevent particles, liquids or contaminants from being aspi 20901121_EN_Mx10+12+16_VARIO_Vsel_V1.0_020818 IMPORTANT! the required vacuum range. Keep hose lines as short as possible. pump. Connect the vacuum hose Example 1 2 Vacuum connection at the inlet IN (b) (a) 1. (a) 2. Attach the vacuum hose to pump inlet (b) with a centering ring and clamping ring. Observe the following points for optimum results: Keep the vacuum line as short as you can with as large a Alternatively, you can connect a vacuum hose via an see accessories in 8.2 Ordering information on page 75. 20901121_EN_Mx10+12+16_VARIO_Vsel_V1.0_020818 4.4.3 Outlet connection (EX) As standard the diaphragm pumps are equipped with a si see accessories in 8.2 Ordering information on page 75. WARNING Risk of bursting due to overpressure inside the outlet line. Inadmissibly high pressure in the outlet line can cause the vacuum pump to burst or damage seals. into the vacuum pump. Observe the maximum admissible pressures and pressure differences. Modifying the outlet connection (optional) Example 1 2 Assemble a hose (b) nozzle at the outlet (a) (c) 1. Unscrew the silencer (a) (b). 2. (c) at the outlet connection, thread 1/2”. 20901121_EN_Mx10+12+16_VARIO_Vsel_V1.0_020818 Connect the exhaust gas hose (optional) The following example describes the connection via hose nozzle. Example 1 2 Exhaust gas connec tion at the outlet EX (d) (c) 1. (c), di 2. Push the exhaust gas hose (d) onto the hose nozzle and lay outlet hose, e.g., with a hose clip. 20901121_EN_Mx10+12+16_VARIO_Vsel_V1.0_020818 4.4.4 Connect venting valve (optional) DANGER Risk of explosion due to venting with air. Depending on the application, venting can cause explo sive mixtures to form or other hazardous situations to arise. Never vent processes with air which could form an explosive mixture. only inert gas for venting, e.g., nitrogen There is no venting connection at the diaphragm pump, at the controller or at the enclosed VACUU·SELECT® Sen- sor. You can connect different venting valves, e.g., the valve VB M-B ® directly to the controller, though. see accessories in 8.2 Ordering information on page 75. 20901121_EN_Mx10+12+16_VARIO_Vsel_V1.0_020818 4.4.5 Electrical connection Electrical connection of the pump Example 1 Electrical connection diaphragm pump 2 (e) (f) 1. Plug the connector (e) on the power cable into the power con nection of the vacuum pump. 2. Plug power plug (f) into the power outlet. Vacuum pump electrically connected. IMPORTANT! sharp edges, chemicals, or hot surfaces. Power connections with country code Diagrams of 1 2 3 4 standard power connections with grounding contact 5 6 7 1 5 US 2 UK 6 3 7 4 IND The vacuum pump is delivered ready for use with the appropriate power plug. 20901121_EN_Mx10+12+16_VARIO_Vsel_V1.0_020818 IMPORTANT! power connection. 20901121_EN_Mx10+12+16_VARIO_Vsel_V1.0_020818 5 Commissioning (operation) 5.1 Switch on Switch pump on 1 2 (b) (a) 1. (a) on – switch position I. 2. Press ON/OFF button (b) on the controller. The start screen is displayed. with the operating elements in the controller display. 5.2 Operation Operation with Apart from the chapters Switch on and Switch off, this manual de vacuum controller scribes the mechanical structure of the diaphragm pumps. Operation of the vacuum controller and its functions are described in the separate VACUU·SELECT manual. 20901121_EN_Mx10+12+16_VARIO_Vsel_V1.0_020818 Process screen 1 vacuum controller 2 6 1 Status bar 2 Analogue pressure display – pressure curve 3 Digital pressure reading – pressure value 4 Process screen with context features 5 Screen navigation 6 Operating elements for control Operating elements Vacuum controller Button Function operating elements active Start Start application – only available on the process screen. Stop Stop application – always possible. * VENT tinues. * sure; vacuum pump is stopped. Favorites View Favorites menu. * Button is only displayed if venting valve is connected or activated. 20901121_EN_Mx10+12+16_VARIO_Vsel_V1.0_020818 5.2.1 Operation ( see description of controller) Start the vacuum controller Start Stop the vacuum controller Stop Venting (option) Venting 20901121_EN_Mx10+12+16_VARIO_Vsel_V1.0_020818 5.3 Shutdown (switch off) Take the pump out of operation Switch pump off 1. Stop the process. 2. Disconnect the pump from the apparatus. 3. inlet. vacuum pump. IMPORTANT! Prevent deposits and rinse condensate out of the pump. 2 (a) 4. (a) off – switch position 0. Pump switched off. 5. 20901121_EN_Mx10+12+16_VARIO_Vsel_V1.0_020818

Storage

Store the vacuum pump 1. 2. Recommendation: Perform a preventive maintenance before storing the vacuum pump. This is especially important if it ran 3. caps. 4. dust; enclose desiccants if necessary. 5. Store the vacuum pump in a cool, dry location. IMPORTANT! If damaged parts are stored for operational reasons, these should not ready for use. 20901121_EN_Mx10+12+16_VARIO_Vsel_V1.0_020818 6 Troubleshooting 6.1 Technical support To identify errors and potential remedies, please refer to the troubleshooting table Error – Cause – Remedy. Technical For technical assistance or errors for which you require additional support support, please contact your local distributor or our Service De partment1. condition. Observe the recommended maintenance intervals to ensure a fully functional system. Send defective devices to our Service Department or your local supplier for repair! 6.2 Error – Cause – Remedy Error Possible cause Remedy Personnel Remedy Readings Vacuum sensor dirty. Specialist deviate from Moisture in the sen suring chamber. the reference sor. Allow sensor mea standard Sensor defective. suring chamber to dry, e.g., by pump Sensor measures ing. incorrectly. sor with reference gauge. Replace defective components. Sensor does No voltage applied. Operator not pass on measured val connection or cables in connection and ue defective or not con cables to the con nected. troller. Sensor defective. Replace defective Specialist components. > Phone +49 9342 808-5660, fax +49 9342 808-5555, service@vacuubrand com 20901121_EN_Mx10+12+16_VARIO_Vsel_V1.0_020818 Error Possible cause Remedy Personnel Remedy Venting valve No voltage applied. Specialist not switch connection or cables in connection and defective or not con cables to the con nected. troller. Venting valve dirty. valve. Perform compo nent detection in – see: Main menu/ Administration/ If necessary, use another external venting valve. Vacuum pump Overpressure in the Open the out Operator does not start outlet line. silencer. vacuum pump. Ensure clear pas sage. Pump switched off. Switch pump on Operator Power plug not cor rectly plugged in or pulled out. ply and cable. connection or cables defective or not con in connection and nected. cables to the con troller. Motor overloaded. Allow the motor to Specialist Thermal protection cool down. has been triggered. ally: Unplug pump from the power supply Eliminate cause of error Switch pump 20901121_EN_Mx10+12+16_VARIO_Vsel_V1.0_020818 Error Possible cause Remedy Personnel Remedy No or very little Operator suction power line or in the appara and apparatus for tus. Vacuum line too long Use a shorter vac Operator uum line with a small. tion. Allow vacuum Operator the vacuum pump. pump to run for a few minutes with the suction nozzle open. Deposits inside the Specialist vacuum pump. pump heads. Diaphragms or valves Replace dia Specialist defective. phragms and valves. High level of vapor Specialist generated in the pro parameter. cess. No display Pump switched off. Switch pump on Operator Power plug not cor rectly plugged in or Switch on control pulled out. ler. connection or cables ply and cable. defective or not con nected. in connection and off or defective. cables to the con troller. Replace defective Specialist components 20901121_EN_Mx10+12+16_VARIO_Vsel_V1.0_020818 Error Possible cause Remedy Personnel No silencer or hose Operator noises mounted at the outlet. hose and install Outlet line open. correctly. connections. let line to an extrac tion system or fume hood. Ball bearing defec Service the vacuum Specialist tive. pump and replace defective parts or send in the device. 20901121_EN_Mx10+12+16_VARIO_Vsel_V1.0_020818 7 Cleaning and maintenance WARNING Danger due to electrical voltage. Switch the device off before cleaning or maintenance Risk from contaminated parts. Pumping hazardous media can result in hazardous substances adhering to internal parts of the pump. Wear your personal protective equipment, e.g., pro tective gloves, eye protection and, if necessary, re spiratory protection. Decontaminate the vacuum pump before opening it. If necessary have decontamination carried out by an external service provider. tions for handling hazardous substances. NOTICE Damage possible if work is performed incorrectly. or at least by a trained person. Recommendation: Before carrying out maintenance for the 20901121_EN_Mx10+12+16_VARIO_Vsel_V1.0_020818 7.1 Information on service work Recommended maintenance intervals Maintenance intervals* if required 15000 h Replace diaphragms x Replace valves x * Recommended maintenance interval after hours of operation and under nor- mal operating conditions; depending on the environment and area of applica- tion, we advise performing cleaning and maintenance as needed. Recommended aids Example Recommended aids for cleaning and maintenance Protective gloves Always wear your personal protective equipment when per IMPORTANT! forming activities which may bring you into contact with haz ardous substances. 20901121_EN_Mx10+12+16_VARIO_Vsel_V1.0_020818 Tools needed for maintenance Example Tool 1 6 7 2 Nr Tool Size 1 Service kit 1x #20696827 or 1x 2 Diaphragm wrench #20636554 SW66 3 Flat nose pliers 4 Flat-head screwdriver Open hose clamps Size 1 5 Phillips screwdriver Size 1 Size 2 6 Hex key 7 Torque wrench, adjustable 2–10 Nm 20901121_EN_Mx10+12+16_VARIO_Vsel_V1.0_020818 7.2 Cleaning IMPORTANT! This chapter does not contain descriptions for decontamina tion of the product. This chapter describes simple measures for cleaning and care. Before cleaning, switch off the diaphragm pump. 7.2.1 Diaphragm pump Clean the surfaces mend using water or mild soapy water to moisten the cloth. 7.2.2 Clean or replace molded PTFE hoses of the diaphragm pump, including the hoses. cleaner or similar. Replace brittle and defective molded hoses. 7.2.3 Clean or replace the controller During maintenance, the controller can be disconnected and re moved. Clean the surfaces ommend using water or mild soapy water to moisten the cloth. completed. 20901121_EN_Mx10+12+16_VARIO_Vsel_V1.0_020818 7.3 Diaphragm pump maintenance 7.3.1 Maintenance items Servicing positions Example 2 Diaphragm pump, front, view 1 Meaning Maintenance items and sequence 1 Bottom pump head pair 2 Top pump head pair 3 Right pump head pair 4 5 Observe the recommended sequence of maintenance steps according to the table: Then change the inlet/outlet valves. Repeat these steps on the next pump head pair. suction/pressure distributor. 20901121_EN_Mx10+12+16_VARIO_Vsel_V1.0_020818 7.3.2 Preparation see also chapter: 4.3 Controller base on page 28 Disassemble the device and housing sections Disassemble the 1 2 front housing section 1. Switch the diaphragm pump off 2. Unscrew the silencer from the and unplug the power plug. outlet. 3 4 3. 4. Remove the housing section and set it aside. 20901121_EN_Mx10+12+16_VARIO_Vsel_V1.0_020818 5 6 5. 6. Remove the housing section and set it aside. Remove the side panel 1 2 1. Unscrew the 2 outer screws 2. Unscrew the right screw from from the side panel retain the side panel retaining plate at Remove the left side 3 4 panel 3. Place the pump carefully on its 4. side. 20901121_EN_Mx10+12+16_VARIO_Vsel_V1.0_020818 5 6 5. 6. pump. Place the pump care fully on its other side. Remove the right 7 side panel 7. pump. 20901121_EN_Mx10+12+16_VARIO_Vsel_V1.0_020818 7.3.3 Replacing the diaphragms and valves Exploded drawing of pump head (example) pump head 1 2 6 7 8 Valve maintenance 1 Housing cover 2 Valves 3 Diaphragm maintenance 4 Head cover 5 6 Double diaphragm, 2 diaphragms per pump head 7 Diaphragm support disc 8 20901121_EN_Mx10+12+16_VARIO_Vsel_V1.0_020818 Bottom pump head pair Example 1 2 Bottom pump head pair 1. Turn the pump to bring the bot 2. Pull off the molded hoses. tom pump head pair to the top. Open the hose clips on the size 1. 3 4 3. 4. Remove the housing cover. screws from the housing cover. 5 5. 20901121_EN_Mx10+12+16_VARIO_Vsel_V1.0_020818 Remove valves and 6 7 6. 7. valves. 8 8. Remove the head covers. 20901121_EN_Mx10+12+16_VARIO_Vsel_V1.0_020818 Replace the diaphragms Example 1 2 Replacing the diaphragms 1. 2. either side. phragm wrench on the dia phragm support disc and unscrew the assembly with the diaphragm wrench attached. 3 4 3. 4. If the spacer discs adhere to all the parts, out of the vacuum the connecting rod, remove pump. them carefully. IMPORTANT! Never drop spacer discs into the aluminum housing. Keep the spacer discs. It is essential to reinsert the same number of spacer discs. 20901121_EN_Mx10+12+16_VARIO_Vsel_V1.0_020818 Example 5 6 Replacing the diaphragms 5. Pull out the diaphragm clamp 6. Place the new diaphragm over ing disc and remove the used the square head of the clamp diaphragm. ing disc. IMPORTANT! Double diaphragm comprising 2 single diaphragms. Use the dia phragms only in pairs. The printed surfaces of the diaphragms have to face outwards. Pay special attention to correct positioning on the square head. 7 8 7. Place all spacer discs on the 8. Secure the diaphragm assem thread pin. bly inside the diaphragm wrench. 20901121_EN_Mx10+12+16_VARIO_Vsel_V1.0_020818 9 10 9. 10. Initially tighten the assembly and place all the components with the diaphragm wrench by carefully on the connecting hand. rod thread. 11 12 11. Then position a torque 12. ing the next diaphragm. on the diaphragm wrench and tighten the assembly to 6 Nm. 60 20901121_EN_Mx10+12+16_VARIO_Vsel_V1.0_020818 Insert valves Example Insert valves and 1 2 1. Place the head covers onto 2. the diaphragms. Pay attention grooves. to the correct orientation of the Insert the new valves. Pay head covers. attention to the correct orienta tion of the valves. 3 4 3. 4. Put the housing cover on prop align the head covers. The nibs erly. into the notches of the housing cover. 5 6 5. 6. crosswise. Tighten the screw onto the hose nozzles. 20901121_EN_Mx10+12+16_VARIO_Vsel_V1.0_020818 61 7 8 7. Secure the hose clips on the 8. Turn the pump to bring the top pump head pair to the top. pliers. Support the pump, e. g., with rigid foam. Maintain the top, Follow the same procedure to replace the diaphragms and valves right and left pump of the top pump head pair as described for the Bottom pump head pairs head pair, on pages 56 to 62. Subsequently replace one by one the diaphragms and valves of the right and left pump head pair. 62 20901121_EN_Mx10+12+16_VARIO_Vsel_V1.0_020818 Assemble the device and housing sections Mount the side panel 1 2 1. Place the side panel on the 2. pump. 3 4 3. Turn the pump to the top. 4. Place the side panel on the pump. 5 6 5. 6. Secure the cable in the rear recess. 20901121_EN_Mx10+12+16_VARIO_Vsel_V1.0_020818 7 8 7. Wind in the screw of the side 8. Place the rear housing section. panel retaining plate at the 9 9. Wind in the screws of the Prior to mounting the front housing section the suction/pressure distributor of the pumps MD 12 and MV 10 VARIO select has to be maintained. 20901121_EN_Mx10+12+16_VARIO_Vsel_V1.0_020818 Suction/pressure distributor maintenance Maintenance of This description only applies to diaphragm pumps MD 12 suction/pressure and MV 10 VARIO select. distributor Exploded drawing of suction/pressure distributor (example) Example 1 Pressure relief valve 2 6 7 8 Maintenance overpressure relief valve + O-ring 1 2 3 Hose nozzle Suction distributor 5 6 7 Pressure distributor 8 Hose nozzle 20901121_EN_Mx10+12+16_VARIO_Vsel_V1.0_020818 Replace pressure relief valve + O-ring Replace pressure relief valve and 1 2 1. Place the vacuum pump on 2. Only open the hose clips above a clean, stable surface as shown. head screwdriver size 1. 3 4 3. Remove the molded hoses 4. Unscrew the screws of the out one by one from the hose let holder. Phillips screwdriver nozzles. size 2. 5 6 5. Unscrew the screws of the 6. Remove the suction distribu distributor. Phillips screwdriver tor together with the screws size 2. and the outlet holder and put it aside. 66 20901121_EN_Mx10+12+16_VARIO_Vsel_V1.0_020818 7 8 7. 8. pressure relief valve and the necessary. head screwdriver. 9 10 Top Bottom 9. Place the new pressure relief 10. Place the suction distributor valve on the clean surface. with screws and outlet holder Ensure the pressure relief valve onto the pressure distributor. is positioned correctly on the pressure distributor. Insert the 11 12 11. Wind in the screws at the 12. Wind in the screws at the out screwdriver size 2. 20901121_EN_Mx10+12+16_VARIO_Vsel_V1.0_020818 67 13 14 13. 14. Secure the hose clips on the into place on the hose noz zles. nose pliers. Assemble the device and housing sections Assemble the 1 2 device and housing sections 1. Insert the bar into the groove 2. Wind in the 2 outer screws of between the side panels. the side panel retaining plate at 3 4 3. Place the front housing sec 4. tion. 68 20901121_EN_Mx10+12+16_VARIO_Vsel_V1.0_020818 5 6 5. Screw the silencer in the 6. Secure the controller on the thread at the outlet.. diaphragm pump and connect all cables. 7 7. Plug in the power plug. If maintenance work has been completed in full: Diaphragm pump is ready to be returned to use. If not reconnected: Diaphragm pump is ready for storage. 20901121_EN_Mx10+12+16_VARIO_Vsel_V1.0_020818 69 8 Appendix 8.1 Technical information Diaphragm pump series ME 16 VARIO select MD 12 VARIO select MV 10 VARIO select 8.1.1 Technical data Technical data Ambient conditions Ambient temperature, max. 10– Storage/transport temperature 2000 m Max. altitude above sea level above NHN Relative humidity Protection class Operating conditions sphere: Short term ATEX conformity atmosphere: Short term Connections Vacuum, inlet Exhaust gas, outlet EX Silencer / thread 1/2” ® 70 20901121_EN_Mx10+12+16_VARIO_Vsel_V1.0_020818 Technical data Electrical data Nominal voltage Nominal frequency Nominal current 8 A Power, max. Interface ® Power cable 2 m Vacuum data ME 16 VARIO select Max. pumping speed 20 m /h 11.8 cfm Ultimate vacuum, abs. 70 mbar Number of cylinders/stages 8/1 MD 12 VARIO select Max. pumping speed 16 m /h Ultimate vacuum, abs. 1.1 Torr Number of cylinders/stages MV 10 VARIO select Max. pumping speed /h Ultimate vacuum, abs. 0.2 Torr Number of cylinders/stages Max. inlet pressure, abs. 1,1 bar Max. outlet pressure, abs. 1,1 bar Max. differential pressure, 1,1 bar abs. Sensor integrated Measuring principle capacitive, gas type independent, absolute pressure Accuracy of measurement <±1 mbar/hPa/Torr, ±1 digit Upper measurement limit 1080 mbar 810 Torr 0,1 mbar 0.1 Torr < 0.11 Torr/K 20901121_EN_Mx10+12+16_VARIO_Vsel_V1.0_020818 71 Weights* and dimensions (l x b x h) ME 16 VARIO select 21.7 in x 10.2 in x 17.7 in Weight* MD 12 VARIO select 21.7 in x 10.2 in x 17.7 in Weight* MV 10 VARIO select 21.7 in x 10.2 in x 17.7 in Weight* * without cable