Technical manual
Contents
1. ELECTRICAL CONNECTION RACCORDEMENT ELECTR WITHOUT THR SANS THR EMC White Brown Black Blanc Marron Noir 5s la alal ialo OU ot 230Vac O Enh Lie ae 5 4 3 2 1 0 amp L2 X10 X9 X8 SLO m O Epl Ep2 X6 gt 24 SNA z Brown O Marron Seg O CYLINDER o io Connector 10 31 30 Q1ig Chaudi re 30 ho Connecteur C a a 5 _ E X4 X05 19 20 ag l A2 7 l J DEVATEC 1 LI 3 L2 5L3 13 no 3 7 R f 5001002 J nee Rail O DIN2. 29 si 12 5j White Blanc L 50mm K1 i 1 A _ 11 f ji V 2A HO 2 TI 4T2 6T3 14 no ELECTRICAL CONNECTION RACCORDEMENT ELECTR rs oT I5 WITH THR AVEC THR Hl Outlet valve ii Inlet valve F4 xo OO x1 31 Vanne de 30 Vanne TURA CMC sortie d eau d entr e d eau 6 8 8 9 10 230Vac AV O S L2 Q 29 Drain pushbutton A 33 Brown Bouton vidange O LI Marron Plug SLO manuel LL Prise THR O a 32 230Vac SNI L2 O 7 9 Sew Switch On Off Ot OF LE Bouton Marche Arr t YQ 1 A 26 N SHUNT 1 amp 2 O z 16 2A 33 G Power light O 930 Lampe sous NX mla tension SS 1 C G NN 2 AD A 25 Door porte 2 Divider Entretoise Cabinet bottom Fond appareil 3 OE D a 19 Diam cable 4 mm lt Jis Diam cable 0 75 mm Protection of the power contactor coil Protection of the inlet valve coil Protection of the drain valve coil 100mA Protection of the electronic boards J ALLWORKS CONCERNED WITH ELECTRICAL INSTALLATION MUST BE CARRIED OUT BY A SKILLED AND QUALIFIED PERSONNEL 26 Pictures for illustating purposes only ELECTROVAP MC2 devatec The wiring of the optional equipment described under must be made with 0 75 mm2 flexible cable REMOTE INFORMATION BOARD OPTION Contact can be modified in NO or
3. er e e7 D mini minimum humidification distance in meters m This calculation table is to be used for temperatures between 10 and 25 C For lower temperatures please consult factory Before after fan before after heater filter 2 5 x D before thin particule filter 15 Pictures for illustating purposes only devatec ELECTROVAP CMC2 Before a junction before an air opening before a humidity sensor Before after a constriction before an expansion before a bend 5 6 6 oe 8 A A high humidity limit humidistat must be installed in the duct to stop the difier in case the leve level of humidity exceeds the preset value A In case the recommended distances cannot be met please contact devatec or their authorized agent for an alternative solution lf accurate values cannot be reached a distance of 2 m should be considered AK a minimum distance between pipes amp obstruction and 3 4 m before sensor or humidistat 16 Pictures for illustating purposes only ELECTROVAP CMC2 devatec STEAM DISTRIBUTION PIPE POSITIONING Please meet the following dimensions and spaces according to your A configuration For further information please contact devatec or their authorized agent H1 110mm Minimum height between the duct floor and the axle of the steam pipe H2 140mm Minimum distance between two pipes H3 160mm Minimum height between the duct top and the axle
4. i devatec Technical manual Electrode steam humidifier for applications requiring from 1 to 4 kg h Pictures for illustating purposes only ELECTROVAP CMC2 devatec Safety information 4 5 Product accreditation 6 ROHS declaration 7 Delivery contents 8 Dimensions amp weight 9 Humidifier component parts 10 Installation Step 1 Unit wall installation 11 12 Step 2 Water connection 13 Step 3 Steam distribution pipes 14 to 20 Step 4 Condensate draining 21 Step 5 Electrical connection 22 to 27 Step 6 Control signal wiriing 28 Cylinder maintenance Cylinder maintenance guide 29 Check list 30 Maintenance Cylinder cleaning 31 Valve maintenance 32 33 3 Pictures for illustating purposes only ELECTROVAP CMC2 devatec IMPORTANT Please read heed and follow the enclosed safety information and the warning labels inside the humidifier before installation or maintenance Warnings amp safety symbols Warning This symbol is used to designate a danger of injury or potential damage to the system Caution High voltages are present inside the humidifier All works concerned with the electrical installation must be carried out by skilled and qualified personnel Caution Danger of scalding The ElectroVap CMC2 generates steam during operation and therefore surfaces and pipe work become very hot Ensure that equipment not sustaining high temperatures be kept away ue Warning the end user
5. should ensure that the equipment be disposed of according to the local prevailing regulations Delivery and storage Any loss or damage during delivery should be reported to carrier by registered letter within 3 working days and be advised to devatec or to authorized dealer It is recommended that the ElectroVap CMC2 humidifier be kept in its transit packaging for as long as possible prior to maintenance If the humidifier is to be put into storage prior to installation it must be stored under cover and protected from physical damage dust frost rain and humidity More than 6 months storage is not recommended 4 Pictures for illustating purposes only ELECTROVAP CMC2 devatec GENERAL This manual contains all details necessary for the planning and installation of the ElectroVap CMC2 humidifier In addition commissioning and maintenance details are included The manual is intended for use by engineers and properly trained technical personnel Maintenance servicing or repair work must only be carried out by suitable skilled and qualified personnel the customer must be responsible for ensuring their suitability Any risks or hazards especially when working from ladders or towers should be identified by a skilled and Health and Safety representative and effective control measure put in place No liability will attach to the Distributor if any damage injury or accident is attributable to inattentive inappropriate negligent o
6. steam humidifier has its own drain pipe and tank arrangement 4 Use water tanks with a lid that has water collecting facilities S a drawings 1 5 A funnel can also be used s a pict 2 but it should be offset from the underside of the unit to prevent any steam and or condensation from getting into the cabinet The installation of a siphon as per the draining hose is recommended and arrangements for holding water spilling should also be made 6 CAUTION keep a minimum pitch of 10 for both the draining hose of the humidifier and for general drain pipe s a pictures 1 and 2 Pict 1 Pict 2 OGOmm mini OGOmm mini 21 Pictures for illustating purposes only ELECTROVAP CMC2 devatec RECOMMENDATION All works concerned with the electrical installation must be carried out by skilled and qualified personnel eg electrician with appropriate training The customer is responsible for ensuring their suitability Please observe local regulations concerning the provision of electrical installations Check all electrical terminal screws at commissioning after 50 hours operation and at every service thereafter AX A Take care the CMC2 electronic components are very sensitive to electrostatic shocks Appropriate steps must be taken before any operation 22 Pictures for illustating purposes only ELECTROVAP CMC2 Electrical table Steam humidifier CMC2 in 2 X220V
7. the body with fresh water Assemble in reverse order It is now time to locate the new or cleaned steam cylinder in its compartment in proceeding this way set the maintaining clip on the steam cylinder outlet engage the drain outlet into the drain valve and push the cylinder downward Reconnect the power cables Make sure that the power cable with the brown identification mark be connected to the cylinder connection identified with a brown spot If the brown spot is missing the cylinder electrode connection can be identified as the one closest to the high water level probe Locate the steam hose and fasten the clamp A Ensure that all the clamps are properly tightened whenever the humidifier is maintained 32 Pictures for illustating purposes only ELECTROVAP CMC2 INLET VALVE MAINTENANCE The inlet valve should be maintained every 6 D months as a minimum and after 50 hours LC l operation Isolate the water supply and remove the water supply hose from the valve Disconnect the electrical wires from the coil Untighten the collar clamp and remove the water feed hose Unscrew the black nut Dand lay it on the cylinder compartment tray Take the valve out and remove the basket filter from the base of the valve with a pair of long nose pliers Pull the coil out with a flat screw driver Wash the basket filter under clean water to remove any dirt and debris Replace whole valve if cleaning is not practi
8. transient ournt immunity test EN 61000 4 5 Surge immunity test EN 61000 4 2 Electrostatic discharge immunity test EN 60204 1 Safety of machinery Electrical Equipment of machines Part 1 General requirements EN 292 Parts 1 amp 2 Safety of machinery basic principle mechanical design Manufacturer s Name and Address DEVATEC SAS Rue Saint Eloi 76550 Ambrumesnil FRANCE Authorised Representative Type of equipment ELECTROVAP CMC Model Name s amp Series ELMC CMC2 Year of Manufacture 2007 We the undersigned hereby declare that the equipment specified above conforms to the above Directive s and Standard s Mr FRAMBOT Jean Fran ois Managing Director A Date 02 07 2008 f 6 Pictures for illustating purposes only ELECTROVAP MC2 devatec devatec sas Rue Feu St Eloi 76550 Ambrumesnil France Confirms that the ElectroVap CMC steam humidifier is manufactured in compliance with the European regulations 2002 95 EU RoHS This guideline regulates after July 1 2006 the use of mercury cadmium lead soldering processes chrome VI as well as PBB and PBDE ELMC steam humidifiers manu factured previously to this date may contain above materials Name MINFRAY Jean Marie Position R amp D Engineer Date 05 06 2008 Signature T 7 Pictures for illustating purposes only ELECTROVAP CMC2 registered letter within 3 working days and be advised to devat
9. with the duct Threaded rod 18 Pictures for illustating purposes only ELECTROVAP CMC2 STEAM OUTPUT 1 We would recommend to use the steam hose from devatec supply NB when the humidifier is started up for the first time a smell of burning may be smelt especially when brand new hoses are installed This is normal and will eventually dispel 2 Steam hose selection Model CMC2 Nb of steam outlets Steam outlet 3 The ELMC humidifier can be used with pressure ducts P having the following characteristics e f P is inferior to 150mm CE Water column i e 1470 Pa e If P is between 150mm CE et 300mm CE our optional filling cup plateform must be used 4 Please adhere to the recommendations given underneath for the installation of the steam hose according to one of the shown examples the most suited to your installation A set of hose clamps are supplied for ensuring a correct installation The humidifier should be located within 3 m of the steam distribution pipe If the distance is superior to 3 m insulated steel or copper pipe of a slightly larger lameter m diameter must be used Radius of bend for steam hose 3 m maxi Exemple a A 25 mm hose 250 mm minimal radius Exemple b 500 mm mini 3 m maxi D 500 mm mini Steam hose 25mm D Obstacle between steam humidifier amp pipe 3 Condensate hose 8mm to dr
10. 50 60 Hz In Imaxi Pmaxi Steam Production KG St Steam cylinder A A KW outlet 6 3 3 6 5 33 33 0 A gt ALL WORKS CONCERNED WITH ELECTRICAL INSTALLATION MUST BE CARRIED OUT BY A SKILLED AND QUALIFIED PERSONNEL 23 Pictures for illustating purposes only ELECTROVAP CMC2 ELECTRICAL CONNECTIONS All works concerned with electrical installation must be carried out by a A skilled and qualified personnel Make sure that all incoming power supplies are isolated before installation and maintenance of the ElectroVap CMC2 humidifier 1 Power supply isolator and MCB 1 2 Power supply cable 3 Electrical compartment WARNING 9 Failure to fit an electrical power isolator and MCB as K part of the electrical installation significantly increases the risk of electric shock which can be fatal A U 2x220 230V CMC2 U V 4 50 60Hz 220 230V 50 60Hz Q1 2 poles 2A Q1 amp Q2 Electrical insulation and circuit breaker Nota please refer pages 20 amp 28 for connecting either a Blower Pack BP1 or a humidistat options Failure to observe manufacturer s installation recommendations will invalidate the manu _ facturer s warranty Ji ALL WORKS CONCERNED WITH ELECTRICALINSTALLATION MUST BE CARRIED OUT BY A SKILLED AND QUALIFIED PERSONNEL 24 Pictures for illustating purposes only Wiring scheme CMC 1 amp 2 2x230V ELECTROVAP CMC2 ELECTRICAL C
11. G THE STEAM CYLINDER Drain the steam cylinder fully using the manual drain key When the cylinder is drained fully Isolate the power both at the general switchboard and at the humidifier rocker power switch The steam cylinder may be very hot Allow it to cool down before removing Remove the front panel from the humidifer to access the cylinder compartment Remove power and high water level electrode cables from top of the cylinder picture 1 Disconnect the steam hose s from the top of the cylinder pict 2 Lift the cylinder upwards until it is clear off the drain valve Ensure that the gasket remains in the drain valve picture 3 Release the top of the cylinder from the retaining clip and pull out the cylinder picture 4 The disposable cylinder will be merely replaced by a new one either disposable or cleanable Retighten gently the steam hose on the cylinder outlet when the cylinder has cooled down only to prevent deformation CLEANING THE CLEANABLE S TEAM CYLINDER This method is intended for use with the cleanable cylinder only e Mark the edge of the cylinder halves so that they can be matched up when reassembled picture 5 Remove the maintaining nuts and bolts split the cylinder halves and remove the gasket and the strainer that must be cleaned pict 6 e Scrap mineral deposits off the electrode plates and the shells a weak descaling solution can also be used pictures 7 8 amp 9 e Rince the elec
12. N L 50mm KI 2 TI 4 T2 6 T3 14 no A 15 White Brown Black Blanc Marron Noir Enh 1 me Ep1 Ep2 CYLINDER Chaudi re 3 1 Il Outlet valve Il Inlet valve 31 Vanne de 30 Vanne sortie d eau d entr e d eau 9 Drain pushbutton Bouton vidange manuel 28 7 Switch On Off Bouton Marche Arr t 26 433 Power light Lampe sous AT tension 4 32 Au 33 L2 Brown Marron NY 24 KN Sy FA 2 NT ANT Door porte Divider Entretoise Cabinet bottom Fond appareil ____ Diam cable 4 mm Diam cable 0 75 mm Protection of the power contactor coil Protection of the inlet valve coil Protection of the drain valve coil 100mA Protection of the electronic boards I ALL WORKS CONCERNED WITH ELECTRICAL INSTALLATION MUST BE CARRIED OUT BY A SKILLED AND QUALIFIED PERSONNEL 25 Pictures for illustating purposes only ELECTROVAP CMC2 Wiring scheme CMC 3 amp 4 2x230V
13. NF by wiring as per the following schemes ex wiring on 30 amp 31 NO contact NO NF NO NF NO NF 000 000 OOO 30 31 32 33 34 35 36 37 38 A ALL WORKS CONCERNED WITH ELECTRICAL INSTALLATION MUST BE CARRIED OUT BY A SKILLED AND QUALIFIED PERSONNEL 27 Pictures for illustating purposes only ELECTROVAP MC2 devatec The wiring of the optional equipment described under must be made with 0 75 mm2 flexible cable ON OFF Outside connections lt gt Electrical compartment Connection with ON OFF control humidistat high level safety humidistat or to a ventilation system S1 Dip Switch 27 Allows to select the eee kind of regulation Mu PROPORTIONAL CONTROL see attached 1 62 scheme for configu 1 2 connection control humidistat high level safety humidistat or and ventilation enslavement Hygrometer 1234 1234 1234 1234 0 10V 4 20 mA 0 20V 1_5V 2 10V CMC 4 20V 28 Pictures for illustating purposes only A ALLWORKS CONCERNED WITH ELECTRICALINSTALLATION MUST BE CARRIED OUT BY A SKILLED AND QUALIFIED PERSONNEL ELECTROVAP CMC2 devatec Estimated cylinder maintenance curve X Humidifier steam demand X 100 X 50 X 25 TH F AAM VA WI VA ES YA nh k ie AW 300 H 800 H 1000 H 2000H 4000 H Working hours Example given it is recommended to maintain if clean
14. ONNECTION RACCORDEMENT ELECTR WITHOUT THR Le SANS THR CMC 230Vac Que N L2 A D SLO Y BR ELECTRICAL CONNECTION RACCORDEMENT ELECTR WITH THR AVEC THR CMC 230Vac 117 J S L Ay Prise THR 230Vac SNG J VGA S 1 SHUNT 1 amp 2 z K 2 A y 4 A X14 26 X9 X8 DEVATEC R f 500102 28 X18 F4 100mA X6 X5 2510 2410 18 19 019 Connector Connecteur X05 19 20 White Blanc Brown 11 X12 000 Marron 10 311130 Ai il A2 1A 312 513 13 no Rail DI
15. able type or change if disposable type the steam cylinder every 800 to 900 hours of operation for a humidifier running at full capacity and using a water of TH20 e The water tightness is indicated in French grade the said value is the water hydrotimetric content TH e The water quality is to be mentioned on your request so that to fit the most appropriate steam cylinder for the best working of the humidifier Length of the genuine stainless steel electrode plates Length mm During cylinder maintenance page n 31 it is recommended to measure the length of the electrode plates The latter should be replaced when the lenght is shorter than 1 3 or 1 2 of the original lenght s a above table 29 Pictures for illustating purposes only devatec ELECTROVAP CMC2 ROUTINE SERVICE o After the humidifier has run for about one hour time check for any water leakage at the cylinder gasket and at the drain valve The cylinder should be inspected after about 50 hours of run Make sure there is no arcing nor sparkling between the electrodes when the unit is in operation As well when switched off all the contactor screws and the steam drain and internal hose clamps should be retightened A complete inspection of all the humidifer hoses should be made after one year of operation Any faulty or damaged hose must be replaced to prevent leakage WARNINGS When the humidifier is used for a long time or operates wi
16. ain 4 Draintee 025mm 19 ELECTROVAP CMC2 Wall installation osom dl This Blower Pack BP1 is a steam room ventilation unit which combines performance with design and efficiency with limited size for a maximum flowrate of 15 kg h It performs best in a room where the Relative Humidity and temperature does not exceed 75 and 60 C It can be installed on top the CMC2 humidifier or remotely In this case the distance should not exceed 3 m p 3 m tres maxi The BP1 is powered by connecting it to terminals 3 amp 4 of the Din rail of the CMC humidifier Allow a minimum distance of 3 m ahead of the blower pack For further detail please refer to the BP1 technical manual 1m mini i 7 TAKE CARE Attach hose on Wall before connecting it to Blower Pack sd j e oe 20 Pictures for illustating purposes only ELECTROVAP CMC2 devatec CONDENSATE DRAINING The following drawings show the water draining connections that should be made 1 The devatec supplied steam hose should be used CMC2 1 2 3 4 im 25mm hose with 1 hose clamp supplied This hose is designed to be connected to the draining system Regular replacement is recommended 2 If rigid piping is used it must be heat 100 C and pressure resistant PVC material and have a 60 mm wide diameter 3 The discharge hose must be free from any obstacle It is recommended that each
17. ate foam that can disturb the correct functionning of the humidifier If this occurs to your humidifier please refer to devatec for further assistance Recommendations on water tapping A fresh mains cold water service should be used to supply the unit The water pressure should not exceed 6 bar and should not be inferior to 1 bar with a temperature less than 40 C In case the water pressure exceeds 6 bar a water regulator valve must be used The water supply connection is on the bottom of the unit All the CMC are supplied with a 500 mm long water inlet hose with a 3 4 female connection to the cold water supply A check valve should be located on the mains and cold water service connection to the unit i The CMC humidifier uses water to produce steam so leakage may happen causing potential damage If an installation in false ceiling or above prime rooms such as museum exhibition or laboratory rooms is considered ensure that the floor below the humidifier is constructed from waterproof materials with draining facilities to withstand any water spilling during servicing or if a problem occurs 13 Pictures for illustating purposes only devatec ELECTROVAP CMC2 STEAM DISTRIBUTION PIPE Steam from the cylinder enters the duct via a steam distribution pipe In order to obtain optimum performance of the humidifier it is recommended that these instructions be adhered to as far as possible Steam i
18. cal or replace coil if necessary Assemble in reverse order taking care to replace collar clamp if necessary Ensure that everything is correctly assembled and switch the humidifier on Ensure that all the clamps are properly tightened whenever the humidifier is maintained 33 Pictures for illustating purposes only 34 Pictures for illustating purposes only 35 Pictures for illustating purposes only G g 5 temas C US 87 Rue Feu St Eloi LR 94104 2 76550 Ambrumesnil France Export division tel 33 0 2 35 83 06 44 or 33 0 2 35 83 03 86 fax 33 0 2 35 85 36 72 Email export devatec com www devatec com afao Environnement AFNOR CERTIFICATION
19. e local regulations concerning the provision of electrical installations Warranty A two year warranty term cost and labor is applicable to the parts of the ElectroVap CMC2 to the exception of the consumable parts valves cylinders or parts of cylinders provided our recommendations of use amp maintenance have been adhered to Failure to specify and fit original parts and accessories will invalidate our warranty NOTE The manufacturer s policy is one of continuous research and development He therefore reserves the right to amend without notice the specifications given in this document The photographs are for illustrating purposes only 5 Pictures for illustating purposes only ELECTROVAP CMC2 devatec C APPLIED DIRECTIVES Electromagnetic Compatibility Directive 89 336 EEC 2004 108 EC Low Voltage Directive 73 23 EEC 2006 95 EC Machinery Directive 98 37 EC Amending Directive 89 392 EEC Standard s to which Conformity is declared EN 61000 6 3 Electromagnetic compatibility generic requirements residential commercial and light indus tries EN 55022 class B conducted and radiated emission limits EN 61000 6 2 Electromagnetic compatibility EMC Generic standards Immunity for industrial environ ments EN 61000 4 3 Radiated radio frequency electromagnetic field immunity test EN 61000 4 6 Immunity to conducted disturbances induced by radio frequency fields EN 61000 4 4 Electrical fast
20. ec or to authorized dealer Any loss or damage during delivery should be reported to carrier by lt is recommended that the ElectroVap CMC2 humidifier be kept in its transit packaging for as long as possible prior to maintenance If the humidifier is to be put into storage prior to installation it must be stored under cover and protected from physical damage dust frost rain and humidity More than 6 months storage is not recommended Whatis inthe box 1 One ElectroVap CMC2 steam humidifier supplied with one disposable or clea nable cylinder according to the purchased model together with an on off or pro portional control 2 One 500mm 20 in long flexible hose with 3 4 thread with washers for tap water connection 3 O 25 mm 1 1 m 39 long drain hose 4 Hose clamps 3 clamps 2 pieces for the steam hose amp 1 piece for the drain hose 8 Pictures for illustating purposes only ELECTROVAP CMC2 Overall dimensions EE a Water Drain Humidifier inlet outlet In Empty operation mew ato foto fefe 9 Pictures for illustating purposes only ELECTROVAP CMC2 o fpanvare LE far mena REC 10 Pictures for illustating purposes only ELECTROVAP CMC2 Unit wall installation TAKE CARE The humidifier should be installed in a room the temperature of which must be between 5 C and 40 C that the humidity level should not exceed 80 The rear part of t
21. he CMC2 becomes hot during operation about 60 C Make sure that the surface on which the humidifier is installed can sustain hot temperatures The devatec steam humidifiers are designed to be installed on wall Make sure that the surface the humidifer is hanged on is strong enough Install the humidifier at the shortest distance of the steam pipe s a page 19 whenever possible for best performance Arrange position of the humidifier on wall to provide free access for easy maintenance see after installation drawings here under 11 Pictures for illustating purposes only ELECTROVAP CMC2 devatec Installation on wall Nota Use installation equipment and material appropriate to the surface on which the unit should be hanged The dimensions mentioned underneath are for cabinets without doors Method Mark and drill the mounting holes for 6 mm screws s a the drilling distance table CMC2 1 2 3 4 4 mounting screws Insert pegs in holes and the upper screws Allow about 10 mm for hanging the cabinet Hang the cabinet and level it vertically and horizontally Screw up the upper screws and then screw up the lower screws t A a Detail of hanging hole Dimensions in mm OBESE CR Re Pictures for illustating purposes only Model CMC2 1to4 ELECTROVAP CMC2 devatec WATER CONNECTION Recommendations The operating principle of the electrode s
22. nlet Condensate drain Steam distribution pipe selection table Steam pipe for the CMC2 steam humidifier CMC2 Model 1 2 3 4 Number of steam 4 pipe s Steam inlet diameter 1 Condensate drain diameter 2 To get the best steam distribution select the longest possible distribution pipe to fit the duct The standard distribution pipes are available in 110 290 590 790 1000 1250 and 1500 mm long 14 Pictures for tllustating purposes only ELECTROVAP CMC2 POSITIONING OF THE STEAM DISTRIBUTION PIPE Evaporation distance or vapor trail D A certain length is required so that the steam coming out of the steam distribution pipe be absorbed by the air All along this length descrided as the evaporation distance the steam can still be seen in the airflow as a mist which can condensate in water against any obstacle if placed within To prevent condensation this evaporation distance should be calculated before positioning the steam distribution pipe How to calculate the evaporation distance D In order to determine the evaporation distance the attached calculation table can be used HR1 relative humidity of air before humidification in HR2 relative humidity of air after humidification in RH1 inlet air Teta oloo ooo HR2 outlet air Minimum humidification distance D in m o fope o e o u ee o aelel Cr e o o es fee fer e i is e o o es fea az ee
23. of the steam pipe The H3 distance can be 80 mm at the shortest in case the steam pipe is installed at an angle of 30 lt T The arrow shows the direction of the air flow In duct with limited height the distribution pipe s can be tilted by 30 to get the 80 mm minimum height d 2 In vertical ducts where the air flow is d Duct diameter upward or downward the steam distribution pipe s must be tilted by 15 sideways 17 Pictures for illustating purposes only ELECTROVAP CMC2 devatec INSTALLATION For ensuring the best steam distribution possible we would recommend to install the steam pipes in either diameter as per the two methods described underneath How to install on a duct particular Your steam pipes must be screwed onto the ventilation duct by the fixing plate with a set of 4 bolts and nuts of 5 mm The length of the bolts will be according to the thickness of the ventilation duct How to attach the pipe end inside the duct Particular The end of the steam pipe should be attached to the duct with a threaded rod of 5 mm going from the dedicated hole of the fixing plate to the outside of the duct and attached by a couple of nuts method 1 A rail attached to the inner side of the duct can also be used a 5mm bolt and nut are used to settle the pipe on the rail method 2 Method 1 Method 2 RO 71 pe p The steam pipe must beat level
24. r incorrect operation of the machinery whether or not caused deliberately Always isolate all electrical and water supplies before commencing any maintenance Every effort has been made to ensure details contained in this manual are correct however in view of the wide range of conditions experienced in air handling systems the information provided should only be used as a guide Please contact your Agent if any doubt Correct use ElectroVap CMC2 humidifiers are ONLY intended for use with air handling systems or direct air humidification ANY OTHER APPLICATION IS NOT CONSIDERED USE FOR THE INTENDED PURPOSE THE MANUFACTURER CANNOT BE MADE LIABLE FOR ANY DAMAGE RESULTING FROM INCORRECT USE Water ElectroVap CMC humidifiers are designed to be used with mains demineralized R O minimum 30 M or softened water On no account attempt to introduce any other fluid or chemical into the system Water supply should not exceed 6 0 bar 87 psi and installation should comply with local regulations In case the water pressure exceeds 6 0 bar a water regulator valve must be installed Flectricity All work concerned with electrical installation MUST only be performed by skilled and qualified technical personnel eg electrician or technicians with appropriate training The customer MUST be responsible for ensuring their suitability It is the duty of the installer to ensure that suitable sized cables and MCB protection is provided Please observe th
25. team humidifier is the electrolyse where an electrical current runs through stainless steel electrode plates immersed in water made conductive by the mineral salts it contains The ElectroVap humidifier can produce steam from 3 water qualities having the following characteristics The water level must be Town water or raw water the water TH should be between 0 and 40 between a and b for French grade for a conductivity between 1000 and 350uS cm Micro the maximum capacity of Siemens per centimetre the cylinder Softened water water treated by sodium calcium permutation on resins The titration value TH should be kept as constant as possible and between 0 and 2 lt is essential that the salt maintenance of softeners be programmed for the water volume consummed in order to prevent an excessive salt concentration to humidifer once the regeneration cycle is finished please refer to the softener s user manual Duplex softeners are best suited to your humidifier in this regard In doubt please consult devatec Demineralised water this is a water treatment by reverse osmosis or running through resins The ElectroVap humidifier can work with demineralised waters having a minimum water quality of 30uS cm A tea spoon of bicarbonate of soda must be added on start up to initiate steam production No chemical agent whatsoever chlorine disinfectant ozone must be added to the water Some water qualities may gener
26. th a very conductive water solid deposits built up on the electrode plates which can make the water even more conductive lf electrical arcs can be seen inside the steam cylinder the humidifier doesn t operate properly Switch off the humidifier immediately This arcing involves Excessive heat on the plastic shells that can eventually make the material melt and make a hole from where scalding water can escape Circuit breaking caused by excessive intensity Faster corrosion of the electrode plates o Burning of the electrode power cables Points to check in case ofarcing lf the humidifier works with softened water ensure that the softener does not supply salt water to the humidifier s Ensure that the drain valve works properly and clean it up see after page n 32 o Ensure that the F3 drain valve fuse is still in order ref 500102 10 CAUTION Always isolate all electrical and water supplies to the humidifier before commencing any maintenance and refer to the instructions given in this manual The CMC humidifier includes live electrical components and the steam cylinder contains boiling water All maintenance must only be carried out by skilled and qualified personnel 30 Pictures for illustating purposes only ELECTROVAP CMC2 devatec The CMC2 humidifiers are currently fitted with disposable cylinder The latter can however be easily substitued for cleanable type at customer s choice REPLACIN
27. trodes the cylinder shells and the divider It is important that the strainer at the cylinder bottom be also cleaned Take care never chock the shell rims to get rid of the deposits Relocate the strainer into the cylinder bottom Replace the cylinder gasket and fit it inside the groove of the lower shell and attach the upper shell with the electrodes When re assembling take care to align both shells Refit the bolts and nuts Retigthen them gently when the cylinder is still cold Rinse the drain valve o ring and grease it or replace it if needed Important At this stage the drain valve must be maintained NB Refit the cylinder to the humidifier once the drain valve is maintained 31 Pictures for illustating purposes only ELECTROVAP MC2 DRAIN VALVE MAINTENANCE A The drain valve should be maintained whenever the steam cylinder is maintained or changed Once the steam cylinder has been pulled out please refer to the cleaning of the steam cylinder page disconnect the drain valve supply wires Unscrew the solenoid retaining nut and remove the washer Put them on the cylinder compartment tray Remove the coil from the valve stem Unscrew and remove the valve stem and the filling hose from the valve body Important Apply some soap on the O ring and the cylinder draining outlet Remove the O ring and the drain valve collar Remove any pieces of calcius rinse the steam and
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