M2 SQM AC unit Humidity system manual
Contents
1. ZA ZA 85 The use of normal tap water will cause pollution of the transducers which will result H S in a shorter working life At the same time the dissolved minerals in normal tap 2 water will be blown in the room that has to be humidified together with the misting parts Depending on the water hardness this can cause a dust layer after several Di days SH Water drainage gt ij m Connect a hose or pipe with a minimum length of 50 cm diameter minimum 15 mm 22 E on BE to the water drainage connection of the humidifier so that the water contents of the ar EE ER humidifier can be drained down This hose or pipe has to be without obstructions Ek T 8 5 i The end should not be in the water See figure 2 The water drain of the humidifier E SE is without pressure an CG p IMPORTANT P 25 3 N e EN A Never turn on the mains when the humidifier is not level or placed sf 3 ae d up side down because the transducers will burn sE 38 8 5 30 lt CONTRONICS HU 25 45 85 245 Start up and functional test Open the water valve Set the rH knob on maximum position Switch on the power and check 1f a The water runs to the humidifier b The water flow stops after about 60 seconds c The production of mist starts after a few seconds Switch off the power and check if a the water contents is emptied through the water drain b After about minute the water reservoir i2. lt gt CONTRONICS TECHNICAL SPECIFICATIONS HU 85 Transducer frequency Capacity at 25 water reservoir temperature Life time transducers according to water hardness Measuremet per water partical Diameter air outlet Diameter air inlet Airflow Maximum pipe lenght per outlet Main water pressure Water connection Maximum water hardness Flushing frequency Water drainage Contents water tank Mains supply Maximum load Ambient temperature Water temperature Air temperature Ambient temperature air temperature Measurements L x W x H Weight HU 250G with build in ozone generator Capacity Ozon Switch Ozon HU 25 45 85 245 1 7 Mhz 0 6 0 kg hour adjustable 10 000 hours 13 months continously 1 3 micron 2 x 80 mm 80 mm Adjustable 0 60 m3 0Pa 6 meter 1 6 Bar 3 4 external 8 German hardness demineralised is strongly recommended Once per hour adjustable 1 2 external 1500 em 230V 10 50 60Hz 450W 0 to 35 C 5 to 15 C 5 to 35 C Max 15K max 75 rH 450x265x290 18 kg 0 20 mg Hour adjustable Timer with day program lt gt CONTRONICS TECHNICAL SPECIFICATIONS HU 45 Transducer frequency Capacity at 25 water reservoir temperature Life time transducers according to water hardness Measuremet per water partical Diameter air outlet Diameter air inlet Airflow Maximum pipe lenght per outlet Main water pressure Water connection Maximum water hardn
3. 21 lt CONTRONICS HU 25 45 85 245 OZONGENERATOR OPTION The HU is also available with a built in ozone generator OG Ozone kills bacteria in the humidifier and the connected piping Ozone is most effective when the humidifier is switched off during ozonizing To control the on off switching of the ozone generator and the humidifier a programmable timer is installed in the side panel of the humidifier The timer is factory programmed at 2 hours of ozonizing from 02 00 hrs till 04 00 hrs This program may be altered see programming the timer WARNING Ozone can be dangerous to health when the gas is breathed in large concentrations for a longer period These concentrations only occur in the humidifier and the connected pipework After this the ozone falls apart into ordinary oxygen without residue The timer works independent of the main supply The rechargeable battery to power the timer is built on the ozone PCB inside the humidifier WARNING When you change the battery you should treat the old battery as chemical waste or send it back to the manufacturer 22 lt gt CONTRONICS HU 25 45 85 245 PROGRAMMING TIMER The timer is Factory set at 2 hours ozonating from 02 00 till 04 00 AM Starting up DE Prog Keep pushed in for 3 sec The timer starts the double dot blinks In case of a malfunction because of long storage and low battery push in all 4 knobs A test program w
4. ON Programmed situation OFF On 1 Off 0 G Ok Adjust the time Confirm Reset Push in short manually on off p Push in long permanently on off ORPADT Push again for automatic W Drog In the above mentioned procedure the ozone generator is started while the humidification is switched off at switching on At switching off the opposite occurs If desired it is also possible to run the ozone generator continuously The timer will then only switch the humidifier In this case the following remarks are important Ozone is less active because most of the ozone is dissolved in the water partic les The ceramic plate that produces the actual ozone gas has to be replaced after 6 months of continuous use When humidification fails the ozone concentration in the display can reach to high a level What is ozone Ozone is an unstable gas made by passing Oxygen through a high voltage electrical discharge The normal Oxygen O2 becomes Ozone O3 which Immediately starts to revert back to Oxygen 25 lt gt CONTRONICS Program check Prog Erase a single program Prog 6 Manual ozone Permanent ozone Delete permanent ozone 4 HU 25 45 85 245 Push the prog button more than once 0 to recall real time 20 programs through 7 00 Push in more than once The programmed times appe
5. The fan in the humidifier will switch off as soon as the rH is 10 higher than the setpoint or at the bandwidth set on the DZR 43 hygrostat External control The HU can also be controlled by an external control 0 10 Volt Use the cable HK 01 for that purpose The DIN plug is connected to the humidifier The humidifier then can be controlled by a voltage of 0 Volt min to 10 Volt max The external signal has to be floating no connection should be made to earth Remark The output impedance of the external controller should not exceed 470Q II lt gt CONTRONICS Sensor DZR 43 HS 10 14 90 Hygrostaat mm en el Sensor HS 90P 0 10V HKO1 Figure 3 Master slave connection HU 25 45 85 245 Master Slave 1 Slave N HK 02 With a twin cable HK 02 several humidifiers can be coupled as a slave to the master This way several humidifiers can be coupled to one control of this mas ter Fig 4 The master has to be calibrated The slaves follow automatically the adjustment of the master Each humidifier can be defined as a master The function is defined by the connection 12 lt gt CONTRONICS BLOCK DIAGRAM HU 85 MU 1 OTRA MU 10TRA MU 1OTRA MU 1OTRA MU 10TRA MU TOTRA MU 1DIRA Orange Orange Orange P78 Yellow green Yellow green d E Fuse 4 0 A 230V 50 60 Hz 450 W r 33 MU 1OTRA HU 25 45 85 245
6. humidifier so that any water runs down to the humidifier figure 6 3 Mount a heating ribbon in the distribution pipe whenever freezing conditions occur lt gt CONTRONICS HU 25 45 85 245 Build in HU in Cabinet with forced cooling 2x40 mm en Sensor Build in HU in Cabinet with static cooling SC 2x40mm Sensor l J I Holes 20mm Distance 100mm Holes 20mm Distance 100mm 18 lt gt CONTRONICS HU 25 45 85 245 adjusting capacity ozone jumper figure 10 General interest The ozone mentioned in air quality reports is the result of sunlight acting on exhaust fumes creating Ozone at street level in urban areas If conditions allow this to build up faster than it degrades people can experience discomfort The Ozone Layer in the atmosphere is unrelated and unaffected by the low concentrations being produced in food related generators 21 lt gt CONTRONICS HU 25 45 85 245 How is it made In practice dry air composed of one fifth Oxygen is passed through a discharge of electricity converting three molecules of O2 into two molecules of O3 It cannot be stored and has to be generated at the point of use How do you recognise it It is an unstable colourless gas trying to revert to Oxygen but as Ozone it has a very distinctive smell recognisable from experience of sparking electrical appliances photo
7. pipe of at least 75 cm to the air outlet of the humidifier Install the pipework in a way that it is slightly sloped to the humidifier so that any water runs down to the humidifier The outlet of the pipe should point slightly upwards in front of the fan in the direction of the airflow It is not necessary to glue the pipework but be sure that it is connected in a way that condensed water can flow back without leaking Ka D For specific situations consult the Contronics technicians Figure 6 19 lt CONTRONICS HU 25 45 85 245 Installation in a duct Temp lt 40 C rH lt 90 A k min 75cm 80mm Kc NV Ie figure 7 Create an additional outlet length of 75 cm per outlet in such a way that condensed water can flow back to the humidifier Install pipework to the inlet in such a way that the inlet is in the same spot and in the same direction as the outlets to prevent an additional pressure differential inside the humidifier The duct should have an unobstructed length of at least 2m lafter the outlets for evaporation Install a siphon in the waterdrain after the humidfier with a waterlock equal to the overpressure in the duct 1 cm H20 100 Pa 20 gt CONTRONICS HU 25 45 85 245 Program number Pi I Actual situation LI On 1 e 12 00 os
8. D CONTRONICS engineering by INSTALLATION AND OPERATING INSTRUCTIONS HUMIDIFIERS ULTRASONIC HUMIDIFIER WITH CONTINUOUS VARIABLE CAPACITY NW e E HU 25 OG HU 85 OG HU 245 OG Press 07 2000 The Netherlands lt gt CONTRONICS HU 25 45 85 245 PREFACE IMPORTANT The apparent simplicity of this equipment often invites the user to install it himself The manufacturer however can not be held responsible for installation faults and we strongly advise the user to consult and use only qualified technicians This manual gives operation installation and maintenance instructions for the ultrasonic humidifier type HU 25 OG HU 45 OG HU 85 OG HU 245 OG The first sections up to and including Packing and the section Maintenance provide essential information for the user of the humidifier The sections from Installation instructions to Parts replacement provide information for installers and repair services IMPORTANT NOTE FOR INSTALLERS Although installation of this product may seem very easy these instructions should be read carefully before undertaking an installation as the equipment has some special features and failure to comply with the instructions will invalidate the warranty CE We of Contronics Engineering b v Ambachtsweg 8 5492 NJ St Oedenrode The Netherlands declare that the product HU 40 produced and delivered by Contronics Engineering b v is in accordance with the followin
9. White Floating switch TS 301 lt gt CONTRONICS BLOCK DIAGRAM HU 45 OTRA MU 1OTRA MUFIOTRA oO O z D J ZS 26 Za low C Ofc O Yell Y Yellow gre FP Yellowgreen w Yellow green ele Al wem 230V 50 60 Hz 250 W r c 32 HU 25 45 85 245 Floating switch TS 301 lt CONTRONICS HU 25 45 85 245 PLUG CONNECTIONS 2 BROWN 12V DZR 43 CONROLLER 2 HK 01 ES BROWN 3 WHITE O 10V HS 10 90 DZR 43 CONTROLLER OUTPUT ON OFF Wi OUPUTONOF amp BROWN 3 WHITE O 10V HS 10 90 lt CONTRONICS HU 25 45 85 245 WATER CONNECTIONS AND FLUSHING SYSTEM Water supply and filter The humidifier has a build in water reduction valve and can handle a water pressure up to 6 Bar The water level in the humidifier is controlled by a floating switch and an electric water valve We advise to use demineralised RO water The use of normal tap water will cause pollution of the transducers which will result in a shorter working life At the same time the dissolved minerals in normal tap water will be blown in the room that has to be humidified together with the misting parts Depending on the water hardness this can cause a dust layer after several days Water drainage Connect a hose or pipe with a minimum length of 50 cm diameter minimum 15 mm to t
10. X Preface Index Introduction Safety regulations Packing Connections and functions Installation instructions Electrical connections Plug connections Water connections and flushing system Switch on and start up functional test Applications for humidifiers Installation of a humidifier in a cabinet Installation in a ventilated room Installation in a duct Installation parallel to a duct Ozongenerator option Programming timer Maintenance Parts replacement Malfunctions Block diagram Technical specifications Accesoiries HU 25 45 85 245 Page on nN BN ll 13 14 15 17 18 19 20 21 22 23 28 29 30 31 32 lt gt CONTRONICS WKLEP 41 MU 10TRA HP HU 25P HP MU 25P HU 25 45 85 245 Transducer Control Print Driver print for MU 10TRA Water supply solenoid valve lt gt CONTRONICS HU 25 45 85 245 LP 10 Omgekeerde osmose 40 GD CONTRONICS HU 25 45 85 245 INTRODUCTION Principle of ultrasonic humidification By means of high frequence vibrations ultrasonic small water particals of 1 tot 3 microns are being thrown above the water surface An air flow through the humidifier carries the water particals into the space which has to be humidified A minimum use of energy minimal maintenance and minimal noise are among the most important advantages of this method of humidification Continuous Variable Humidification CVH The HU 25 has a control knob to adju
11. ar consisting of program number switching on and switching off time Push in more than once until the program you want to erase appears Push in short If you push it long a new time will be programmed Watch out switching on and switching off times have to be erased separately Push in short The current state on off will be changed when the next programmed state is reached The program will be followed Push in for 2 seconds P er will appear in the display Push in short once or twice to obtain the desired situation permanent on off Push in for 2 seconds P er will disappear Real time appears in the display Push in short once or twice to the desired situation on off automatic 24 gt CONTRONICS HU 25 45 85 245 Installation parallel to a duct Temp lt 40 C rH lt 90 gt Kc min 75cm 80mm mn Jr figure 8 Create an additional outlet length of 75 cm per outlet in such a way that condensed water can flow back to the humidifier Install pipework to the inlet in such a way that the inlet is in the same spot and in the same direction as the outlets to prevent an additional pressure differential inside the humidifier The duct should have an unobstructed length of at least 2m lafter the outlets for evaporation Install a siphon in the waterdrain after the humidfier with a waterlock equal to the overpressure in the duct 1 cm H20 100 Pa
12. copier or even the smell during thunderstorms It is a clean rat her metallic smell sometimes associated with swimmingpools It can be detected by smell in concentrations as low as 0 03 parts per million What are its advantages It is a powerful sterilising agent through the process of oxidation It kills bacteria and fungi and also eliminates odours created by decaying bacteria There is no residual chemical As a gas it reaches parts that other sterilising agents cannot reach and it is soluble in water In low concentrations it has no effect on exposed food Where applicable it suppresses ethylene the fruit and produce ripening gas What are its disadvantages In general none unless it is breathed in relatively high concentrations when it can cause symptoms such as dry mouth and coughing and later nausea Health and Safety regulations allow 15 minutes exposure per day to a concentration of 0 3 PPM but since it is detectable by smell at 0 03 PPM problems are unlikely to occur 26 lt CONTRONICS HU 25 45 85 245 Installation in a ventilated room Air inlet Connect an 80 mm pipe from the room to the air inlet of the humidifier The air of the room to the inlet should be as dry as possible If the air 1s too cold and causes condensation create an extra opening in the inlet pipe to draw warmer air together with the cold air or use ambient air in all cases when the rH gt 75 and or A T 15 Mist outlet Connect an
13. emperature Measurements LxWxH Weight Material HU 450G ozone generator built in Capacity ozone HUMIDIFIER HU 45 1 7 MHz 0 3 kg hour adjustable 10 000 hours 13 months continuously 1 3 micron 4 x 40 mm or 1 x 80 mm with adapter not included 80 mm adjustable 0 60 m3 0 Pa 12 mtr 1 6 BAR 20 external 8 German hardness demineralised water recommended once per hour adjustable Vo external 650 cm3 230V 10 50 60 Hz 250W 0 C to 35 C 5 C to 15 C 5 C to 35 C max 15K max 75 rH 325 x 265 x 215 mm 11 5 kg stainless steel 316L 0 20 mg hour adjustable Controlling ozone Timer Accessories HS 90P Relative humidity sensor HK 01 Connection cable and plug for external control 2 meters HK 02 Extension cable between the modules 2 meters LP 10 Reversed Osmosis unit DZR 43 Dead zone hygrostat with digital readout for wall mounting REMCO 12 Remote control HU FL80RVS Adapter from 4 x 40 to 1 x 80 mm D CONTRONICS engineering by Postbus 144 5490 AC Sint Oedenrode Netherlands Telephone 31 0 413 473901 Telefax 31 0 413 473903 Website www contronics nl E mail contronics worldonline nl Oktober 2001 Specifications may change without notice
14. er and soap Make sure that it 1s dry before putting it on again Remove the filtercap in the water inlet of the humidifier Clean and replace Flush the internal drain with water or use a round brush 28 lt gt CONTRONICS HU 25 45 85 245 APPLICATIONS FOR HUMIDIFIER HU 25 IMPORTANT The water particals in the air supply pipe channel of the humidifier can damage the electrical circuit A restricted pipe construction can obstruct the air flow damage the fan and cause the humidifier to overheat Installation of a HU in a cabinet The humidifier has to be placed in the middle of the length of the cabinet below the cabinet Air inlet Connect an 80 mm pipe from the cabinet to the air inlet of the humidifier The air of the cabinet to the air inlet of the humidifier should be as dry as possible Normally the air on to the evaporator is the best choice If the air is too cold and causes condensation create an extra opening in the inlet pipe to draw in warmer air together with the cold air or use ambient air In all cases where de rH gt 75 and or AT gt 15 Mist outlet 1 In case of static or forced air flow place a 40 mm pipe or fog distribution bar in the channel after the evaporator Drill 20 mm holes in line at 40 mm intervals The holes in the pipe must point in the direction of the airflow and slightly upwards 2 Connect the 40 mm pipe to the humidifier and ensure that the pipes are slightly sloped towards the
15. erse osmosis fil ters gt CONTRONICS HU 25 45 85 245 Disinfection For situations where bacterial purity is necessary food industry it is possible to connect an ozone generator Contronics has various ozone generators in their delivery program lt gt CONTRONICS ACCESOIRES HU 25 45 85 245 HS 90P Relatieveluchtvochtigheidssensor RVS 2 Calibreerbaar Instelbare reactietijd DZR 43 Hygrozone dode zone hygrostaat HOI Aansluitsnoer stekker voor externe sturing HK02 Koppelkabel tussen modulen 39 lt gt CONTRONICS TECHNICAL SPECIFICATIONS HU 245 Transducer frequency Capacity at 25 water reservoir temperature Life time transducers according to water hardness Measuremet per water partical Diameter air outlet Diameter air inlet Airflow Maximum pipe lenght per outlet Main water pressure Water connection Maximum water hardness Flushing frequency Water drainage HU 25 45 85 245 1 7 Mhz 0 18 kg hour 10 000 hours 13 months continously 1 3 micron 2x 110 mm 80 mm Adjustable 0 60 m3 0Pa 6 meter 1 6 Bar 3 4 external 8 German hardness demineralised is strongly recommended Once per hour adjustable 3 4 external lt gt CONTRONICS HU 25 45 85 245 SAFETY REGULATIONS The humidifier has an open water reservoir If this reservoir overflows it may damage the electronics in the humidifier and the manufacturer can not be held reposible The following
16. ess Flushing frequency Water drainage Contents water tank Mains supply Maximum load Ambient temperature Water temperature Air temperature Ambient temperature air temperature Measurements L x W x H Weight HU 250G with build in ozone generator Capacity Ozon Switch Ozon HU 25 45 85 245 1 7 Mhz 0 3 0 kg hour adjustable 10 000 hours 13 months continously 1 3 micron 4x40 mm 80 mm Adjustable 0 60 m3 0Pa 6 meter 1 6 Bar 3 4 external 8 German hardness demineralised is strongly recommended Once per hour adjustable 1 2 external 650 em 230V 10 50 60Hz 250W 0 to 35 C Sto dee 5 to 35 C Max 15K max 75 rH 325x265x215 11 5 kg 0 20 mg Hour adjustable Timer with day program lt gt CONTRONICS HU 25 45 85 245 CONNECTIONS AND FUNCTIONS A eye Sa i 8 7 6 9 Figure Turning knob for airspeed control LED indication for flushing and alarm LED indication for humidity control Turning knob for humidity control Connection plug for sensor DZR 43 external control 1 10V or master slave connection Mains supply 230V 10 50 60Hz 3 15AT Water supply 4 min 1 BAR max 6 BAR Water drain 2 Timer for ozone generator option lt CONTRONICS HU 25 45 85 245 INSTALLATION INSTRUCTIONS IMPORTANT When the humidifier is installed or used incorrectly the warranty will be rendered null and void waters
17. g rules EN50081 1 EN50082 1 EN60555 2 EN60555 3 EN55014 EN55022 EN60204 1 according definitions of 73 23 ECC and 89 336 EEC directives Pa lt gt CONTRONICS HU 25 45 85 245 Contronics constantly works on further developement of its humidifiers Therefore we reserve the right to alter design and to carry out improvements to the technology of the product at any time No claims can be made based on the data figures or descriptions in these instructions For more information or support 31 413 473901 gt CONTRONICS HU 25 45 85 245 GD CONTRONICS HU 25 45 85 245 WARNING It is possible that the feedwater to the humidifier is infected with bacteria Some of these bacteria could be dangerous for health when they get into the aerosols that the humidifier produces Contronics did the utmost to prevent bacteria growth inside the humidifier by design flushing program and material used To guarantee hygienic feedwater we recommend the use of demineralised water R O units see our supply program In situations with bacteria in the ambient air displays for meat or in warm ambient air bakeries we recommend also the use of an ozone generator see our supply pro gram Contronics cannot be held responsible for damage due to VENTRADIAAL Battal bacteria or microorganisms HU 25 HU 45 HU 85 VENTRADIAAL 101 Fan radial HU 245 WKLEPAFV Drain valve SFLSOLV2A1 Floating switch 42 3 lt gt CONTRONICS INDE
18. he water drainage connection of the humidifier so that the water contents of the humidifier can be drained down This hose or pipe has to be without obstructions The end should not be in the water See figure 2 The water drain of the humidifier is without pressure IMPORTANT The connection of the water drain of the humidifier has to be the highest position of the drain pipe since it has no pressure A blocked drain can damage the humidifier If there is a blocked drain the humidifier will overflow which is why one must never place the humidifier on a tray with raised borders This can cause damage to the humidifier for which the manufacturer cannot be held responsible 14 lt gt CONTRONICS BLOCK DIAGRAM HU 25 MU 10TRA MU 10TRA gt White Yellow green Fuse di Yellow green 230V 50 60 Hz 120 W r 31 HU 25 45 85 245 Floating switch TS 301 2 CONTRONICS HU 25 45 85 245 GD CONTRONICS HU 25 45 85 245 MALFUNCTIONS WATER CONNECTIONS AND FLUSHING SYSTEM Water supply and filter The humidifier has a build in water reduction valve and can handle a water pressure up to 6 Bar The water level in the humidifier is controlled by a floating switch and an electric water valve We advise to use demineralised RO water Consult installer
19. ill run after this The timer is ready to be programmed Adjusting the clock B Push in short long till the desired switch on time is in the display Confirm Programming Prog Push in shortly Only for changing program Pl Programming the switch on time 7 00 Push in short long till the desired L g switch on time is in the display eee Confirm Programming the switch off time Pl D Push in short long till the desired switch off 7 00 time is in the display a suis Confirm The first program is now installed in the memory of the timer 23 HUMIDIFIER HU 45 a lt D CONTRONICS Ultrasonic Humidifier Complete system with electronic hygrostat Ideal humidification Energy saving about 90 compared to steam humidification Low noise Can be controlled externally 0 10V proportional regulation Built in ozone generator option lt gt CONTRONICS Specifications HU 45 OG Transducer frequency Capacity at 25 C water tank temperature Transducer lifetime Measurement per waterparticle Diameter air outlet Diameter air inlet Airflow Maximum length Mains water pressure Water connection Maximum water hardness Flushing frequency Water drain outlet Watertank contents Mains supply Maximum load Ambient temperature Water temperature Air temperature Ambient temperature in respect of air t
20. ments L x W x H Weight HU 250G with build in ozone generator Capacity Ozon Switch Ozon 35 HU 25 45 85 245 1 7 Mhz 0 1 2 kg hour adjustable with extension piece 1 5 Kg hour 10 000 hours 13 months continously 1 3 micron 2x 40 mm 80 mm Adjustable 0 60 m3 0Pa 6 meter 1 6 Bar 3 4 external 8 German hardness demineralised is strongly recommended Once per hour adjustable 1 2 external 300 em 230V 10 50 60Hz 120W 0 to 35 C 5 to 15 C 5 to 35 C Max 15K max 75 rH 270x260x160 8 kg 0 20 mg Hour adjustable Timer with day program lt gt CONTRONICS HU 25 45 85 245 BLOCK DIAGRAM HU 245 Floating switch Floating switch 2 TS 301 TT White ee Yellow green ES der geen 230V 50 60 Hz 1300 W lt gt CONTRONICS HU 25 45 85 245 ELECTRICAL CONNECTIONS Mains supply 230V 10 When used in conjunction with external fans the unit should be in line with the air flow and the humidifier connected in parallel with the fans so that the same switch operates both fans and humidifier Sensor connection Mount the humidity sensor vertically in a suitable spot to measure rH and connect the DIN plug to the humidifier When the sensor is placed in a cabinet mount the sensor vertically on the wall in the air flow and close to the backward channel The humidifier is then controlled proportionally about the setpoint
21. nnected to the back aluminium sleeve Take the ceramic element out of the holder Clean it with alcohol When the metal on the ceramic plate shows disruptions replace the ceramic plate Assemble again in the opposite way PARTS REPLACEMENT Replacing the transducers The replacement of the transducers can only be done by Contronics or representatives specificly authorised by Contronics This maintenance should only be done by Contronics or representatives specificly authorised by Contronics Unless this is the case the special 5 year warranty system will not apply 29 lt CONTRONICS HU 25 45 85 245 MAINTENANCE Depending on the water and air quality the humidifier hasto be maintained every 12 months minimum Whenthe humidifier is used continously the transducers have to be replaced every 10 000 running hours approx 13 months Before starting maintenance or before shipping check if Mains is disconnected and the fan stopped rotating Water connection is closed Water is disconnected The sensor plug is disconnected The waterreservoir is empty and the drainage hose is disconnected The humidifier remains horizontal during dismantling Cleaning Remove the 4 M8 bolts of the top lid of the water reservoir Clean the water reservoir with a soft brush or cloth If necessary fill the reservoir with the household acid and let it absorb for 4 12 hours The filter of the cooling fan can be cleaned with wat
22. precautions should always be observed Always switch the 230 V line voltage of the humidifier off before moving and or doing maintenance activities Always keep the humidifier horizontal and immobile during and until 2 minutes after operation Make sure that the water can always run freely through the drain Contents water tank 4000 cm3 Never put fingers or objects in the rotating fan Mains supply 230V 10 50 60Hz When the humidifier is controlled externally by a 0 10V Maximum load 1 3 KW signal never connect the ground 0 to earth Ambient temperature 0 to 35 C Water temperature 5 to 15 C Air temperature 5 to 35 C Ambient temperature air temperature Max 15K max 75 rH Measurements L x W x H 660x425x290 Weight 43 kg HU 250G with build in ozone generator Capacity Ozon 0 20 mg Hour adjustable Switch Ozon Timer with day program 38 T lt gt CONTRONICS HU 25 45 85 245 PACKING The HU is delivered in packing materials which can be used again and which should be kept for forwarding and maintenance requirements Shipments in other packing materials can cause damage to the HU for which the manufacturer cannot be held responsible Some signs of water may be found in the packing as the HU will have been tested thoroughly for all functions during quality control and some water can remain in the HU before it is packed Each carton contains The HU humidifier User manual Warranty card Mains cord
23. s emptied completely Connect the water drain and verify it on leakage Switch on the main supply again Set the knob in the desired position Note During start up and flushing water filling of the humidifier the LED Flushing alarm will blink This is a normal indication on the humidifier during this procedure IMPORTANT When the humidifier is over heated it will flush switch of and when it is cooled down switch on automatically When it is over heated the LED Flushing alarm will blink Over heating can be caused by Air supply blockade Exhaust blockade Too high air inlet temperature Too high water temperature Water drain blockade Too high ambient temperature 16 lt gt CONTRONICS HU 25 45 85 245 Cleaning the humidity sensor HS90P Dismantle the sensor and flush it in clean water let dry and remount in its original position The sensor will recover between half an hour and 24 hours after cleaning This depends on the rH and the airflow around the sensor During this time the humidifier will not operate unless the sensor plug is temporarily taken out of the humidifier MAINTENANCE OZONE GENRATOR OPTION The ceramic element should be cleaned once a year Disconnect the mains to the humidifier Unscrew the side panel with the timer 6 pieces Take away the side panel and disconnect the wiring of the time Remove the upper and lower crosshead screw of the stainless steel cover that is co
24. st the misting capacity between zero and the maximum If the humidity sensor is plugged into the humidifier the function of the control knob will become an rH setpoint adjuster which can adjust the desired humidity between 35 and 95 rH The CVH system will then control the humidification proportionally about the setpoint If more than one unit is linked together then these units will all be controlled equally The humidifier will then run continuously keeping rH at setpoint level Instead of controlling the HU 25 with a humidity sensor it is also possible to control the humidifier externally 0 10V for instance with the Contronics Hygrostat DZR 43 Capacity The HU can be extended with any number of modules linked to the master This means that with one master HU 25 and a number of slaves an unlimited capacity can be achieved Due to the very high frequency of 1 7 MHz the water particals are very small so they will evaporate in a very short time and not precipate in the distribution pipes from the humidifier to the area to be humidified Water quality Although the humidifier can be connected with tap water Contronics recommends demineralised water The maintenance of the humidifier will be minimal and the term of life of the transducers will be extended substantial This will also prevent that lime salts minerals and bacteria which are in tap water find their way in the area that has to be humidified Contronics can deliver several rev
25. upply Figure 2 l Place the humidifier horizontal 2 dimensional The adjustment bolts can be adjusted 15 mm Zz Never place the humidifier on a closed tray with raised borders 3 Wire the humidifier in parallel with existing fans of the installation in which the humidifier is being placed 230V 10 50 60 Hz when the fans are switched off the humidifier should be switched off as well 4 If possible only use demineralised water 5 Water pressure min 1 Bar max 6 Bar 6 Make sure there is a clean air flow without water droplets The lower the airflow through the humidifier the better the result The airflow channel must be unobstructed 7 Mist outlet should be inclined upwards 8 Both exhausts should always be in use When you close off one exhaust the capacity will be reduced to 50 The exhaust piping should be unobstructed max pipe length 6m exhaust minimum pipe length 75 cm 10 lt gt CONTRONICS TECHNICAL SPECIFICATIONS HU 25 Transducer frequency Capacity at 25 water reservoir temperature Life time transducers according to water hardness Measuremet per water partical Diameter air outlet Diameter air inlet Airflow Maximum pipe lenght per outlet Main water pressure Water connection Maximum water hardness Flushing frequency Water drainage Contents water tank Mains supply Maximum load Ambient temperature Water temperature Air temperature Ambient temperature air temperature Measure
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