Home

BACnet Installation Operation and Maintenance Manual

1. Illustration 5 Weather Proof Enclosure Unit General Recommendations Plan a location that is easy to access and permits an easy inspection and servicing of the humidifier Do not install the humidifier where failure of the appliance could cause damage to the building structure or to other expensive equipment Maintain the following minimum clearances while installing to enable access for inspection and servicing Side Minimum Clearance 20 51 cm Both sides 24 60 cm 42 107 cm The humidifier is designed to be installed directly on the floor roof or a curb Provide a level solid foundation for the humidifier Ensure that the floor roof beneath the humidifier is water proof to withstand any water spillage during servicing or if a problem occurs Attach the SK enclosure securely and safely Steam Dispersion System Steam Dispersion System Selection In order to prevent the accumulation of condensation in air ducts Neptronic has designed four basic configurations of steam distribution systems to provide you with the most economical solution for any particular application Steam Absorption Manifold S A M Horizontal Duct The S A M system is suitable for installations where absorption distances are short less than 5 feet 1500mm and or low duct temperatures are in effect Illustration 6 Steam Absorption Mani
2. neptronic SK300 Steam Humidifier Installation Instructions and User Manual Humidifier does not produce steam No Demand Status Display Check Check Cause e Modulating humidifier no analog signal e On Off humidifier no demand from humidistat e Control wires are not properly secured to the terminal blocks Corrective Action e Verify the setting of the humidistat e Verify the connections of the wires to the control terminal blocks Humidifier does not produce steam ___Indicator Status Display Cause e Air flow is not detected by air pressure switch e Control wires are not properly secured to the terminal blocks Corrective Action e Check the fan operation e Verify the wires to the control terminal blocks 1 amp 2 Humidifier does not produce steam Display N Check Cause e High limit humidistat is open e Control wires are not properly secured to the terminal blocks Corrective Action e Check the operation of the high limit humidistat e Verify the wires to the control terminal blocks 1 amp 2 www neptronic com Page 40 neptronic SK300 Steam Humidifier Installation Instructions and User Manual No water inside the evaporation chamber or Humidifier does not stop draining Status Display Check Check Steam Steam Cause e Humidifier is filling water but has not reached yet or does not reach the high limit of the water level sensor e Humidi
3. Eyelet Orientation cccccceccccssseeccceescecceeeeecseueeecsaseeeseuseeessueeecsaseeessaseeessaeeessageeecseseesssgeeessageeesseaes 10 Illustration 14 1 3 35mm Diameter Pipe Placement Vertical Duct ccccceccceeseeeeeeeeeeeeeeeeeeeeeseaeeeseeeeesaeeeeeesaens 11 Illustration 15 2 1 51mm Diameter Pipe Placement Vertical Duct ccccecececseeeeeeeaeeeeeeeeeeeeseaeeeeseeeesaeeeeeeseees 11 Illustration 16 Steam Output Connections Typical Installation ccccceccccceccccesececeeeeeeeeeeseeeeeseecesseeeesseeeeseeeeesaeeeees 12 Illustration 17 Steam Output Connection Incorrect Installation 0 00nn00annannnennnnnnnnnnnnnnnnnnnnnnnnnnnrrsnrrenrrsnrnnnrrnenennnnne 12 Illustration 18 Steam Separator S trap Installation aannnnannnnaannnnannnnennnnnennnnnrensrnrnnsnrrnsrnrrnsnrrrsrnrrrsrrrrsrnrrnrnrrrnrnrnnne 13 Illustration 19 SDU mounted on HUMICIPICL cece ccseeeecceeeeeceeseecceaueeecsaeeecseuseeeseaeeessaeeecsuseeeessaseeessgeeessageeesseaes 14 Illustration 20 SDU Remote Installation cccccccecccccesseeeceeseeeceseecceuseeecsageeecsauseeeseaeessageeecesaeeeeseseesssageeessageeesseaes 15 Illustration 21 Plumbing COAMCCUOIS sci cssedrsiarcesevesnncsorier owen sede snousautice uiannier as aniseauiansaneuiavide mimnaiar melawasesweateancshnveancees 16 Illustration 22 Water Supply CONNECTIONS ccc cccecccceeceeceeceeeeececeeeecaeeeecee
4. neptronic Steam Humidifier SK300 Series BACnet Installation Instructions and User Manual i i l i l l SK300 BACnet 150814 docx neptronic SK300 Steam Humidifier E Installation Instructions and User Manual Foreword Neptronic Company Overview Founded in 1976 we re a private corporation that designs manufactures and distributes products for the HVAC industry Our product line includes intelligent controllers electronic actuators actuated valves humidifiers and electric heaters Our products are designed and manufactured by over 250 dedicated employees in our 7 500 m 80 000 ft state of the art facility located in Montreal Canada Using a vertical integration model our entire manufacturing chain is under one roof from software and hardware development to SMT circuit board assembly to sheet metal fabrication to product testing ensuring that our products are engineered to last We currently hold several national and international patents and with our continued commitment to research and development we provide innovative products and technologies for the ever evolving challenges of the HVAC industry Exporting over 70 of our sales we have an exclusive distribution network around the globe that provides comprehensive solutions to our worldwide customers About the Manual These installation and operation instructions have been developed to facilitate the installation of the Steam Humidifier e The strict a
5. neptronic SK300 Steam Humidifier Installation Instructions and User Manual 4 The water level sensor is covered by a thin layer of Teflon Any scratch or damage to this layer results in non functioning of the humidifier 4 Clean the protection chamber in the same way as the evaporation chamber 5 Reattach the chamber to the cover by tightening the screws on top of the cover Probe protector Adjustment sm potentiometer spacer Terminal connector Compression fitting Evaporation chamber cover Gasket Brass washer Nut a Tefflon nut b Keep the opening clean water must y flow through Illustration 36 Water Level Sensor and Protection Chamber www neptronic com Page 34 neptronic SK300 Steam Humidifier Installation Instructions and User Manual Stage 3 Reassemble the humidifier 1 2 3 4 Mount the boiling chamber back into the unit Tighten the compression brass connectors Reconnect the steam hose Reconnect the clip on level sensor Reconnect the clip on level sensor only when the power is disconnected If for any reason you did not connect the level sensor during the reassembling ensure to disconnect the power first and then reconnect Reconnect the high temperature safety cut out wire Reconnect the heating elements Turn the power back on at the disconnect switch or the breaker Reconnect steam hose Reconnect clip on level sensor Tig
6. the cleaning frequency depends on the following specific factors e Quality of water e Frequency of automatic drain cycles e Demand placed on the humidifier All SK300 humidifiers are programmed for a 1000 hours of operation This is a default factory setting To view the number of hours the humidifier has run and the number of service hours press the menu button on the front panel several times till you view the information on the digital display At the end of 1000 hours of speiaiion the red LED on the front panel starts blinking on off continuously This indicates that the humidifier is due for service The humidifier operates for an additional 50 hours and the LED continues to blink on and off At the end of the 50 additional hours the red LED stays on continuously Though the humidifier continues to run it is important to service the humidifier at the earliest Clean the Evaporation Chamber Cleaning the Evaporation Chamber involves the following steps Stage 1 Shut down electrical supply and disassemble the humidifier Stage 2 Remove and clean the evaporation chamber Stage 3 Reassemble the evaporation chamber Stage 4 Restart the humidifier Pre requisite for cleaning the Evaporation Chamber Before you commence the cleaning procedure ensure that the evaporation chamber is cool and comfortable to handle as the evaporation chamber and its contents can be extremely hot and can cause burning If it is hot allow the evapor
7. Description and Part Numbers ltem Description Model Partnumber A Container of evaporation chamber ne ee ee C Evaporation chamber gasket Ea See Table 11 Model Heater Element Transformer Heater element ai and Voltage Description E Level sensor chamber F Washer elements SK302 to SK360 SP 1005 S S hex Jam nut elements SK302 to SK360 SP 2330 High temperature switch klixon SK302 to SK360 SP 3035 Foam sensor J Water level sensor L Fill and drain trap assembly Silicone tubing 2 M Silicone tubing 3 4 SK302 to SK360 PCV tubing 1 Alphanumeric display SK302 to SK360 NW SK300BDISPSS O AUTO OFF DRAIN rocker switch SK302 to SK360 SW SKSWITCH ASSY OPO Terminal block and high voltage connectors SK302 to SK360 pw Q Cooling fan SK302 to SK360 SP 3007 Transformer Refer to Table 11 Model Heater Element Transformer and Voltage Description Contactor Refer to Table 11 Model Heater Element S ane Transformer and Voltage Description Solid State Relay SP 3102 T SP 3103 125 A SP 3105 Main Printed Circuit Board SK302 to SK360 NW SK300BMAIN TES BACnet Interface Printed Circuit Board SK302 to SK360 NW SK300BBACNETSS SDU SW FANSDU1 RET W SDU fan SDU Il SW FANSDU2 RET SDU III SP 3010 Refer to Table 11 Model Heater Element X Transformer a Transformer and Voltage Description www neptronic com Page 37 tJ neptronic SK300 Steam Humidifier Installation Instructions and
8. Humidifier Installation Instructions and User Manual Maintenance of the ey as ect Ss beri hceb ecsersp denise erence ee hnmsreiees depincdep a necie eeeeeaciay b aamcttbennasicte ba tinal te westoseehoosetee depecien enectaehedens 15 FVII CONNEC IONS ernen E E e eames ieee sveedapasdeneancadtascl esate 16 A a U a E E E E E 16 Waer CONNEC COINS erasi E E E A E E E A 17 Drain CONNECTIONS sessirnir aE E E E E EE E RE E E nde 17 Weather Proof Enclosure Plumbing CONNECTION cccceeccceeeeeeeeeaeeeeeeeeeeeeseeseeeeeaeeeeeseeeeesseaeeeesaeeeeesaeeeeeeseesesesaeeeeeeas 18 Power Supply Connections ics cares cicnucatic s cnresedcrranscdien needles ones ddinn Gone ada Gnaualdw oawetiddeie ecuediadcweas odie uae dass exubedin Geaudanoenepsdendacedoeuent ddgedens 19 Low Voltage Control Connections cccccccssececeeseeecceseeeceaeeeceauseeessuseeecsaeeecsaaseessaaaeessageeessauseeeeseaeeeessuseeessaneeessages 20 PUTIN UNG ale CM CSE es access a satetean as Morsacicicasine cece a T E EAEE EEE E ENAS AANEEN a 20 Common Alarm Connections esminio cece cienaeaxdenswensbencedesece anders es ackeeeansnstanivesnce AE 22 Controls Placement Steam Dispersed into a Duct or AHU cece cccceecceeceeeeeecaeeeeeeeeeeeeeeseeeesaeeeeesseaeeeesaeeeeseaes 22 BACnet Interface SST i sisec dies cio stsseeibccau dite creas seeded inaa da daen Sess dicen aa deen loge diene desde te N R a ddemdenedeevuentiaundens 24 BEE ERE Ega Lanne nannies re anne ee nee ene
9. a i m gi Y 3 minimum 80mm 8 200mm Illustration 11 13 85mm Diameter Pipe Placement Horizontal Duct 2 51mm Diameter Pipe 10 minimum aR 24 minimum 250mm 600mm Illustration 12 2 51mm Diameter Pipe Placement Horizontal Duct O Note 2 51mm steam pipe must be supported on the end by appropriate duct hanger or strap supplied by others Placement of Steam Pipe in Vertical Duct Eyelet Orientation Illustration 13 Eyelet Orientation www neptronic com Page 10 neptronic SK300 Steam Humidifier Installation Instructions and User Manual 13 35mm Diameter Pipe 1 Pipe 2 Pipes W W 10 minimum 24 minimum 250mm 600mm Illustration 14 1 3 85mm Diameter Pipe Placement Vertical Duct 2 51mm Diameter Pipe 2 Pipes 3 Pipes W W 24 minimum 36 minimum 600mm 900mm Illustration 15 2 51mm Diameter Pipe Placement Vertical Duct www neptronic com Page 11 Ae neptronic Steam Output Connections SK300 Steam Humidifier Installation Instructions and User Manual Installation 6 5 1 a INES Depe a UUE a a 2 1 ise a i 1 4 3 1 Clamps a 2 Flexible Hose 2 Humidifier 3 R
10. and User Manual SDU Space Distribution Unit option Steam Humidifier 2 NW 6 ME Illustration 2 Steam Humidifier with Space Distribution Unit Dimensions and Weight Table 1 Dimensions and Weight of SDU Dimensions of the Cabinet inch mm Weight Ib kg seta Empty Full SK310 SDU 2 sK314 282 724 21 533 12 318 6 165 35 890 66 30 115662 3541 SK320 SDU 3 sK330 28 724 21 533 12 318 127 324 41 1048 66 30 115 52 09 K0 angol ea nee o O o oeo e 8 SK302 SDU 1 SK304 23 2 597 18 470 11 292 59 140 29 737 44 20 57 26 20 9 SK306 www neptronic com Page 3 neptronic SK300 Steam Humidifier Installation Instructions and User Manual Weather Proof Enclosure Se pA Steam outlet Alphanumeric UL S Heat sink for display window modulating units only Supply water 1 2 NPT A IW 15mm e y Power supply q knockout hole D ee Ta Electrical control oo U i A knockout hole Main drain 3 4 20mm zas B o ee ni A Pan drain 1 2 15mm Illustration 3 Weather Proof Enclosure Weather Proof Enclosure Dimensions and Weight Table 2 Weather Proof Enclosure Dim
11. are ene een ee eer eae fee eee eee eee nn ee reer re 24 Do Ws IOS SS ONAN es seis E E vanes tv eee E dieses tacei east 24 D512 AGS Baud Rale Sl COI sso cca rene a a a uaacearsnseuaueedenes 24 DDIN apace rosett ele rn cps crise rs detec oe nats parse eee helo tei vaso N E ce oe seouacs aes 25 PON FANO E E A toede suvencavus ieecesueinedaseeeeect aetoebuoueceesteess 25 Mode D CS CAPIO er EEEE E EEE EE E E 26 ORF MOG ei A A cece ate ge cede E eee ewe se A E E E nated ne E E A 26 BOM VO Sadao saree a E E E E E A 26 Diagnosia MOdG stone ct seta hpi ca baile re et ond ti A 27 A e E E E E ac oeeueareedgeeh eecseas eeee ences suet acorceaet ee 27 POC amMMINO NOO era A E A EE AE 28 MU POCO OE o ae a E E E N E EE E E E E 30 SENICE a E E T E E E cet se eetee eee aren 31 Clean the Evaporation Chamber ccccccccccssceccesecceececseeeeceeeeeseaeeeseasesseacesseeeessaeeesacessaeeeseaeeesseaeesseeessaeeeseaeeeseeeeeas 31 Exploded View and Bill Of Material cc ceccccccccceececeeeeeeeeceeeeececeeeeceeeeeeeeeceseecessecesseeeeseeeeseeueessueeessaeeessneeeseeeessaeeenens 36 sp 016 216 fin E Aenean eee ne ee ne ree ere eee 36 ENIAC TAN ienie ence coke sce case steesenc acer nal dance cas E E E E A 37 THOUS SAO OUNG onera E E E EE E E E E E EE 39 DOE e EIE TTA E E E E A EE E eee eek vee anne A A A N T E AT 46 www neptronic com Page iv neptronic SK300 Steam Humidifier Installation Instructions and User Manual Overview Li
12. cesses ceeseecesseeeeseeeeeseeeessecetseeeesseeesseeeeseeeenes 17 Illustration 23 Weather Proof Enclosure Plumbing Front VieW cccccccccsseeeeseeeeeeeeeeeeeeaeeeeesseeeeeeseaeeessaeeeesaeeeesseaes 18 Illustration 24 Weather Proof Enclosure Plumbing Side View cccceeceecseeeeeeeeeeeeeceeeeeeeseeeeaeeseeesaeeeeesseaeeesaeeeeeeseass 18 Illustration 25 One and Three Phase Power Connections cccccccccseeceeeseeeeeeeeeeeeeaeeeesaeeeeeeseeeeeesaeeeeessaeeeessaeeeesaees 19 Illustration 26 Connection to HRO20 humidistat or HRO20 with remote humidity sensor SHR10 or SHC80 20 Illustration 27 Humidity controlled by humidifier with SHR10 or SHC80 as space SENSO ecceceeeeeeeeaeeeeeeeeeeeeaees 21 Illustration 28 VAV system with humidity controlled by humidifier using Hi limit sensor and space sensor 21 Illustration 29 Control Signal O t 10 VO wicciciseses ies ieiasvensetssesasdeseiniedosasvciseidearesciaracteeianriadedddnetadlanmadoiasaeianiizineneddntendoiads 22 Illustration 30 Common Alarm COnne tions ccccccccccseeeeeceeeeeeeneeeeeeeeeeeeeaeeeeeeeeeeeeeseeseeessaeeeeeaeeeeeesaaeeeessaaeeesaeneeeesaaes 22 Illustration 31 Controls Placement Steam Dispersed into a Duct Or AHU cc cceeccccceeeeeeeeeeeeeeeeeeesaeeeeeeseeeeeeaaees 23 Illustration 32 BACnet Interface PCB and Port ccccccccccccseeeecceeeeeeceeeeeeceeeeeesaeaseeeseaseeseaaeeess
13. in Table 4 Dimensions for Drilling Holes e The holes dimensions diameter and depth should by in accordance with the recommendations of the chosen anchors E 4 Dimensions for Drilling Holes E in inches a E S SK304 8 202 5 3 16 498 19240616 19 19061 516 SK306 0 254 8 203 24 625 8 203 0 254 Install bolt anchors if required e Screw on the 2 or 3 upper screws holes with eyelet of a minimum diameter of 10 6mm screws are not supplied e Leave a clearance between head screws and the wall in order to permit the mounting of the humidifier e Use the keyholes located on the back panel of the humidifier e Hang the humidifier on 2 or 3 screws It is preferable to keep the front door open during this operation Based on the size and weight of the humidifier you may need the help of another person e When the humidifier is positioned on the upper screws tighten the screws to secure the humidifier e If applicable install and secure lower screws www neptronic com Page 6 Ae neptronic SK300 Steam Humidifier Installation Instructions and User Manual Positioning and Mounting Weather Proof Enclosure Unit E 20 51cm minimum ean lt 24 60cm j minim um gt oem y AL S muh H e 24 60cm a wn p minimum gt
14. BACnet communication module The following options are available with the BACnet network communication model e Humidity demand 0 to 100 R H e Room and duct humidity 0 to 100 R H e Drain and service delay e PID adjustment e Setpoint adjustment e Humidity and temperature offset e Lock On capacity adjustment e Actual operating status e Alarm indications For additional information see the BACnet Communication Module User Guide at www neptronic com Description of Components e Evaporation Chamber Assembly includes a metal cylinder and a cover equipped with one or several heater elements It is the most important part of the humidifier which produces the steam e Space Distribution Unit SDU Integrated steam distribution unit optional on certain humidifiers e Multi Steam System Custom made system for steam distribution This system is designed to allow very short absorption distances less than 3 feet or 900mm applications e Steam Absorption Manifold S A M Steam manifold adapted to air duct size allows steam absorption in relatively short distance less than 5 feet or 1500mm applications e Steam Absorption Manifold with 2 Eyelets S A M E2 Steam manifold with two eyelets adapted to applications with restricted air duct dimensions that allow steam absorption in relatively short distance less than 5 feet or 1500mm applications www neptronic com Page 2 SK300 Steam Humidifier Installation Instructions
15. Installation Instructions and User Manual Positioning S A M and S A M E2 Duct Mounting Steam manifold should be mounted and secured through the side of the air handling unit or duct Provision should be made for safe accessibility ideally with an observation light and window Ensure that the construction of the duct wall is suitable enough to support the steam pipe for the duration of the installation life Dimension of hole size in the duct must be as follows Steam Manifold Hole Size OA 13 35mm 2 51mm 2 51mm 3 78mm 4 minimum 102mm y Illustration 10 Duct Hole Dimensions and Minimum Distance WARNING Risk of condensing Ensure that the minimum distance at the end of the manifold is at least 4 102mm from the top of the duct Recommendation for S A M Distribution Pipes Table 5 Recommendation for S A M Distribution Pipes Enc Max Capacity Ouwe Distribution Pipes L h L h Ib hr kg hr Qty engt p inm ea SK330 SK340 2 51 320750 64 1500 SK360 For higher static pressure contact the manufacturer SK302 Skoa 1200 1200 EL EL SK306 SK310 1 35 SK314 24 600 48 1200 1245 SK320 ee BO www neptronic com Page 9 neptronic SK300 Steam Humidifier Installation Instructions and User Manual Placement of Steam Pipe in Horizontal Duct 13 35mm Diameter Pipe 6 minimum 150mm H H E i 10 minimum 1
16. Squeeze the locking ears of the high voltage connector and pull it apart 4 Remove the clip on level sensor board located on the chamber cover Disconnect the wire connector to the high temperature safety cut out Loosen the steel clamps that hold the steam hose in place with a 5 16 8mm nut driver or a standard screw driver T Loosen the compression brass connectors using an adjustable wrench and a 11 16 17mm key Unscrew the brass nut and slide it back Remove clip on level sensor Disconnect power Disconnect heating elements small units big units small units big units Disconnect high temperature safety cut out small units big units Loosen steel clamps Stage 2 Remove and clean the evaporation chamber 1 Slide out the boiling chamber The evaporation chamber still contains few inches of water tilt it slightly to ensure that you do not spill this water on yourself Ensure that your footing is secure when lifting the evaporation chamber Evaporation chambers in large humidifiers such as SK340 and SK360 may weigh more than 35 Ibs 15 kgs Seek assistance from another person while removing the chamber 2 Uncouple the clamp connectors SK302 to 306 Unlatch the three latches located around the evaporation chamber SK310 to SK36 Turn the four or eight latches located around the evaporation chamber 3 Open the lid along with the elements inside O Do not clean the heating element They are se
17. User Manual Description us SDU and SDU 2 Y Fuse inside SDU SDU 3 Z Drain pump SK302 to SK360 Table 11 Model Heater Element Transformer and Voltage Description D R Voltage Heater element Transformer Part number SP 5105 SP 5106 SP G4101 S X a Transformer Contactor SDU Transtormer K SK304 SK306 SK310 SK314 20ewis o s o e e 20evis Oo oseo dwa ee Sawe O 600V 3 SW5951 SP3341 SP 8027 ne SP 3027 2x SP 3341 SP 3220 2x o o Available please consult factory www neptronic com Page 38 neptronic SK300 Steam Humidifier Installation Instructions and User Manual Troubleshooting Humidifier does not operate Power Off Display blank e The humidifier is not powered e Wires harnesses inside the humidifier are not secured properly Corrective Action e Check for the main power supply and fuses e Check the transformer and the low voltage fuse e Check the high temperature switch the wires harnesses and the main PC board Humidifier does not operate Power On Indicator Status Display BLINK Check OFF Check OFF CKB XX NEP RIO Cause e The rocker switch is at the OFF position e Wire harness from the LED display panel to the main PC board is not secured properly Corrective Action e Press the rocker switch to the AUTO position e Check the white color wire harness e Press the RESET button on the main PC board www neptronic com Page 39
18. acesseeeesseeeseeeessees 3 Illustration 3 Weather Proof ENClOSure cccccccccsscccceececceceeceneecseeeecseeeeceaeeeseaeeseeceesacessaeeessaaeeeseusessaueessueeessaeeesenseesegs 4 Illustration 4 Positioning the Humidifier ce ccccceecccceseccceeeeeecseseeecceuseeeseuseeeseaeeecsauseeeseuceesssaueeessageeeessuseesssaseesssageees 5 Illustration 5 Weather Proof Enclosure Unit ccc ccccccceccceceeeeeeeeeeeeeeeeeeeeeeee cesses eeesaeeeeeeseeeesseeseeesseaeeeesseeeeesseeeessaeeees T Illustration 6 Steam Absorption Manifold S A M Horizontal Duct ccccccccccseeeeeeeeeeeeceeeeeesaeeeeesaeeeeeeseeeeeesaaeseesaeeees T Illustration 7 Steam Absorption Manifold S A M E2 Horizontal DUCt cccccccccceceeeeeeeeeeeeeeaeeeeeeseeeeeeseeeeeessaeeeesaaeeees 8 Illustration 8 Steam Absorption Manifold S A M or S A M E2 Vertical DUCT cceecceeceeeeeeseeeeeeseeeeeeeseeeeeeaaaeees 8 liustration 9 Muli Steam Sy StCM sssrinin a ES Ae Ado eka aE ie kr aaa ieii 8 Illustration 10 Duct Hole Dimensions and Minimum Distance cece cceeceeeeeeeeeeeeeeeeeecaeeeeseaeeeseeeeesaueeesaueesaeeeesaneessaes 9 Illustration 11 13 35mm Diameter Pipe Placement Horizontal DUCt cccccccceeeceeeeeeeeeeeeeeeeeseeeeeesaeeeeeaeeeeeeseees 10 Illustration 12 2 1 51mm Diameter Pipe Placement Horizontal Duct n0nnnnennnnennnnnnnnenennnnnrnnrnrnrnesnrrnrnrrrsrnrenne 10 Illustration 13
19. age 28 8 10 HT 13 mal q SK300 Steam Humidifier neptronic Installation Instructions and User Manual SERVICE 1000 HRS Default 1000 hours Range 400 to 1500 hours Increment 100 hours Set the number of hours of operation before the humidifier calls for servicing Generally the harder the water is the lesser the number of hours of operation before servicing can be initiated LOCK ON 80 PUR Default 100 Range O to 100 Increment 1 Select the output span the rate at which the humidifier delivers 80 of the maximum rated output at full demand RESET ALRA NO Default No Range Yes No Select Yes or No to enable or disable the reset alarm option by pressing the 4 and v buttons simultaneously CTRL INP 2 18 VOC Default 2 to 10 Vdc Range Oto 10 Vdc 2 to 10 Vdc 0 to 20mA 4 to 20 mA Select control input signal RUN INP Default 2 to 10 Vdc Range Oto 10 Vdc 2 to 10 Vdc 0 to 20mA 4 to 20 mA Select humidity input signal DUCT INP 2 10 VOC Default 2to10 Vdc Range Oto 10 Vdc 2 to 10 Vdc 0 to 20mA 4 to 20 mA Select duct humidity input signal GKB 3XX NEP RIS Revision level of the installed program information display only www neptronic com Page 29 Installation Instructions and User Manual E neptronic SK300 Steam Humidifier Start up Procedure We recommend to strictly following this Start up procedure in order to avo
20. ameters of the humidifier Up and Down Arrow Buttons Vv Used to decrease the control parameters of the humidifier lt lt The humidifier is powered by electricity and the switch is at the AUTO i position Power Indicator oO O The humidifier is disconnected from the power supply www neptronic com Page 25 neptronic SK300 Steam Humidifier Installation Instructions and User Manual Options Description xt The CHECK indication is normally off It will be activated as a warning during abnormal conditions of operation lt t blinking If the CHECK indication is on it means that maintenance is required The running hours have exceeded the Service hours See Service section on page 31 O No abnormal conditions of operation Check Indicator oT y Indicates that the water supply fill valve is open Fill Indicator O Indicates that the water supply fill valve is closed lt t blinking On Modulating model the STEAM indicator blinks ON and OFF in proportion to the percentage of steam output percentage the humidifier is Steam Indicator generating This proportion is displayed on the display When the output reaches 100 the indicator will stop blinking O Indicates that steam is not being produced Auto Position AUTO I Humidifier will generate steam based on demand from the humidistat Switch Auto Off Drain ME OFF Position OFF O Humidifier will shut off Hel DRAIN Po
21. ation chamber to cool by initiating a drain cycle 1 Press the rocker switch to the drain down position B The humidifier initiates a drain cycle and empties the evaporation chamber 2 Press the rocker switch upward to the Auto 1 position a The humidifier fills the evaporation chamber with water The Fill WH light is illuminated 3 Press the rocker switch to drain down position again to empty the chamber At the end of the drain cycle check the temperature of the evaporation chamber To check the temperature open the front door of the humidifier and touch the chamber with the back of your hand If it is cool enough to handle shut down the electrical supply If not repeat the drain cycle till it is cool enough If further drain cycle is not required press the rocker switch to OFF O position www neptronic com Page 31 SK300 Steam Humidifier Installation Instructions and User Manual neptronic Stage 1 Shut down electrical supply and disassemble the humidifier AN Caution Risk of electric shock Shut down the electric supply of the humidifier Disconnect the power at the External Breaker Fused Disconnect before commencing servicing 1 Press the Power button on the control panel to switch off the humidifier 2 Remove the power supply to the humidifier at the disconnect switch or the breaker Disconnect the power connector to the heating elements SK302 to 306 Unscrew the connector SK310 to SK36
22. butor is lower than the humidifier steam outlet Illustration 18 Steam Separator S trap Installation e The total length of the steam hose or rigid pipe should not exceed 16 feet 5 meters Longer runs will result in added condensation losses and may result in system malfunction Whenever possible use insulated copper piping Flexible steam hose should be used for short runs up to 16 feet or 5 meters or for interconnecting between the rigid pipes e If you are using a rigid copper pipe use insulation to diminish condensate build up Position of Steam Output a msa Modes _ SK304 4 5 16 110 4 13 16 122 SK306 Medium Cabinet Modes K L M SK310 SK320 ae 5 9 32 134 4 102 55 8 143 www neptronic com Page 13 J neptronic SK300 Steam Humidifier Installation Instructions and User Manual Large Cabinet se o N Installation Humidifier with SDU e The SDU should be installed in an environment where the air is relatively clean This will avoid the blower from getting clogged with dust e The humidifier should be mounted such that the SDU fan section is at least 78 2 meters above the floor e Aminimum clearance of 18 0 45 meters from the ceiling should be allocated to avoid ceiling and wall condensation e f additional ventilation is not present the fan should have a clearance from the ceiling of at least 54 1 35 meters Proper ventila
23. container has exceeded the boiling temperature The humidifier has shut off automatically Indicates that the water level sensor is not operational The humidifier has shut off automatically Indicates that the water has not reached the level probe Indicates that the humidifier has reached the number of hours of operation and requires cleaning of the evaporation chamber No interruption to the operation of the humidifier VICE UNIT NOU Indicates that the humidifier has reached the number of hours of operation and requires service The operation of the humidifier has been interrupted www neptronic com Page 27 J neptronic SK300 Steam Humidifier Installation Instructions and User Manual Indicates that the interlock safety is open The humidifier has stopped functioning Indicates that the humidifier will be in stand by mode When there is no humidity demand for a period of more than 72 hours the humidifier will drain the water from the evaporation chambers automatically and will be in stand by mode Programming Mode To access the Programming Mode push the button To move to the next program function push the button twice Use the and z buttons to make any selection The changes made in the Program Mode are saved into a non volatile memory When the humidifier is in the menu driven Program Mode the normal operation of the humidifier is halted To resume normal operation exit the menu program mode by pressing the bu
24. d User Manual Mechanical Installation General Recommendations A WARNING Risk of electric shock Disconnect the appliance from electric supply before commencing installation Note Mechanical installation should conform to local codes and regulations Location A WARNING The SK300 series humidifiers are designed for indoor installation only For outdoor installation the SK300 must be installed using a Neptronic weather proof enclosure see Positioning and Mounting Weather Proof Enclosure Unit on page 7 Failure to follow these guidelines will void the warranty Consider the following points before deciding the location for the SK300 Steam Humidifier Plan a location that is easy to access and permits an easy inspection and servicing of the humidifier Do not install the humidifier where failure of the appliance could cause damage to the building structure or to other expensive equipment The location should be well ventilated and the ambient temperature should not exceed 30 C 85 F Consider the total steam line length between the humidifier and the steam distributor based on the steam line material type For flexible steam hose total steam line should not exceed 16 feet 5 meters For longer distances use insulated hard piping For insulated hard piping the total steam line is determined by the humidifier capacity one equivalent foot for each lb n capacity of the humidifier 0 67m for each kg h with a ma
25. eaeeeesseaeeessseseesaageeessages 24 Illustration 33 Display Features Front Panel cccccccccseeeeeeeeeeseeeeeeeeeseeeeeseeeeseeeeeaeeeeseaeeeseaeeeseneeeseeeesseseesaneeeseeeess 25 Illustration 34 Metal deposit dislodge during operation cccccceeccecsececeeeeeseeeeeseeeeeaeeeeseeeeeseeeeeseeeeesaueesaeeeesseeeeseeeess 33 Illustration 35 Water Level Sensor ccccccccccceeccceseeecseeeeceeeeeseaeeeceaceesecessaeeseeeessaeeessaeeeseneeessaeeessaeeesseeessaeeeseneessneess 33 Illustration 36 Water Level Sensor and Protection CNAMDETL cccccccceceeeeeeeeeeeeeseeeeeesaeeeeeeseeeeeeseaeeeesaeeeeesaeeeessaees 34 Illustration 37 Exploded View of HUMIIPICN cccccccccccceececeeeeeeeeeeeaeeeeseeeeeseeceeseeeesaeeesaeeceseaeeeeseeeesseeeesseeesseeeeseeeeeas 36 www neptronic com Page ii neptronic SK300 Steam Humidifier oS Installation Instructions and User Manual Tables Table 1 Dimensions and Weight Of SDU 2 0 0 cece ccc eeeeee eee e cesses eeeeeeeeeeeeaeeeeesaeeeeeesaeeesaeaeeeeseaseeeeseeeeeessaeeeesseeeeeesaass 3 Table 2 Weather Proof Enclosure Dimensions and WeIgNL cccceeccceeeeeeeeeeeeeeeeeeeeeeeaeeeesaeeeeeeseeseeessaeeessaeseeesaass 4 Table 3 Output and Power Consumption isis ccciscecdesccscinndenedcvecsesssinedcdunses idbndd execsedesecdsuun ctecsddecntdedaancinddenccinesstcnsenasldeceddadedexeccs 4 Fable 4 Dimensions for Drilling HOGS ss sscccterasvet weecs
26. eduawedsactasesisustineacind aiaia aiaiai niei iii 6 Table 5 Recommendation for S A M Distribution PIP S cccccccecccceecceeeeceeseececeeeeeceeeeeseeceeseceesecesseeeeesseeeseeeeesaeeenes 9 Table 6 Dimensions for Plumbing CONNECTION ccccceececcseseeeceeseecceaseeecsaeeecsauseeeseuseeessaaeeecseusaeessaseeessageeessegeeeenes 16 Table 7 Humidifier Front Panel Display Description ccc ceecccceececceeeeeeeeceeaeecesaeeeeceeeeeseecesseeeessueeessaeeesaeeesaeeeesaes 25 Table 8 Scroll Mode Display Description 0 cece ceccccceececeeeeecaeeeecee cesses cesaeeeeeacessaecesaueceseeeeeseuseessueeessaeeessneeeseneetsaees 26 Table 9 Diagnostic Mode Display De SCTIDTIONS ec cccecccceeceeceeeeeeeeeeeseeeeeaeeeesaueessaeeessaeeesaueeesaueeesaeeesaeeessaeeeseneeesagees 27 Table 10 Model Description and Part Numbers ccccccccseccceeeeeeeeceeeeseeeeaeeeeeeeeseceseeeeseeeseueeseeeeseseeseeesueesaueeseeeesaes 37 Table 11 Model Heater Element Transformer and Voltage Description cccecccceeeeeeeeeeeeeeeeeeeeeaeeeeesaeeeeesaeeeeeeas 38 Contents Fr eA MCMV AN TG EU eee EE E dance tceida EE E E E E E O E E E EE ji NWENI We e E E E E E A E este ete beentose aeons 1 LSTOACCESSONGS SUPPI re E E E E E T AE 1 Visual OVENI EW eee a a E e eee ee eee ee ee eee 1 PAV ANAS OPTIONS sersan ia paaie aapea eala 2 BACnet Network Communication Options cccccceececaeeeeceeeeceueeec
27. eeeeseuceeseueesseeeecsaeeeseuseeseueesseueessaueesseeesageessaees 2 De scripton of COMPOMCIS essan a a Ea A N Ee E a EA E AaS 2 H midfier With Space DistriDutorn UDIT sisses iussus ninia aE A quod O UNE ESTEEN E DASE AASE 3 Dimensions and WVU CIA serseri eira E EREA NA EEA x mcd EER A EEEE 3 Weather Proof CIOS NC se cles cede asin innari aaa aa kaaa aaa aa aa a aaa aaiae 4 Weather Proof Enclosure Dimensions and WEIQNL c ccccccseeeeeeeeeeeeceeeeeeeaeeeeeeseeeeeeseeeeeessaaeeesseeeeesaeeeesaeeeeeeas 4 Output and Power Consumption Humidifier cece eecccceeececeeeeceeeeeceecesseeeecaeecesseeceseeeeeseeeesseeeseaeeesseeeessneeesaeeesenes 4 Mechanical NTN CAM AUN ONA sca cea tent ae ar eseee ee EEEE EEEE 5 General Recommendations ccccccseececeeeeeceneeeeceeseeceeeeeeessaeeeseaeeeseaeeeseaeesseueessaeeessaeeeseaeeeseaeessaueesseeessueeessueeesageessags 5 LOCO eee ES O E E E E ee ee A 5 FOSON aee E E E nec E EE A E E E E E 5 W TAO rse EE EEE E E EE E EEE NE E E E EE 6 Positioning and Mounting Weather Proof Enclosure Unit cccecccccsseeeceeeeeeeeeeeeeeeseeeeesaeeseeeseeeeeesaaeeeesseneeesaaeeees T cGeneraliRECOmMTECN IAO onni assets E E E A E E E T Steam Dispersion System cccccsssccccescccceesecccceuseecceusececseseeecsegseeeeueeeessagececseuseeessugeeecsageeeseseeeeessageeessageeeessageesssageees T Steam Dispersi n System Selector ssisisriiiiisnensnod niniin Rainaa Ea Eneako Ediki T Posit
28. ensions and Weight Dimensions of the Cabinet inch mm C Empty SK302 SK304 28 5 724 25 8 655 11 3 287 30 79 36 SK306 5 8 66 34 5 876 29 8 757 95 43 144 65 et 34 5 876 40 8 1036 13 3 338 165 75 260 118 Output and Power Consumption Humidifier Table 3 Output and Power Consumption Model Capart Consumption Steam Output Capacity Amperage A Diameter lb hr kg hr KW inch mm SK302 6 27 2 85 10 45 35 1 1 35 _SK306 18 8 6 280 165 13 72 105 6 1 1 35 SK310 30014 10 238 2 10 1 1 35 SK314 40019 135 38 165 135 1 1 35 K320 60 28 20 3 20 2 1 35 SK330 90 41 30 36 3 2 1 35 SK340 120 56 40 5 4 2 2 54 _SK360 180 82 60 72 60 3 2 54 Available consult factory ome fm rm SN AN SSN N a Note Program maximum steam output using the Lock On function in Program Mode on Modulating Humidifier according to the information in the Table 3 Output and Power Consumption Do not consider a possible reduction of steam output due to modulation WARNING For Modulating Humidifier maintain the maximum power of the electrical installations www neptronic com Page 4 neptronic SK300 Steam Humidifier o Installation Instructions an
29. evel sensor Item J Humidifier is not operating and the CHECK light is ON Status Display PROBE DEFECTED Cause e The water level sensor is damaged Corrective Action e Replace the water level sensor item J Humidifier does not drain and the CHECK light is ON ___Indicator Status Display fen men BLOCK Cause e During a Drain or Foaming cycle the water level sensor has sensed that the water level has not decreased Corrective Action e Verify that the drain pump the fill and drain water pipe connection the water level sensor chamber are not obstructed www neptronic com Page 42 SK300 Steam Humidifier Installation Instructions and User Manual ON ON o Cause e The high temperature switch has detected abnormal temperature Corrective Action e Verify if the humidifier was operating below the standard water level e Replace item J water level sensor if necessary e Press the manual reset to close the Klixon Humidifier does not operate and the CHECK light is ON Status Display meee pen Cause e The internal 24vac of the humidifier is shorted Corrective Action e Verify the internal wiring and connections e Replace the fuse Humidifier does not operate and the CHECK light is ON Status Display eves 24 VAC Steam Drain Cause e The external 24Vac provided to the humidifier is shorted Corrective Action e Check the external wiring www neptronic com Pa
30. fier is not filling water Corrective Action e Verify if the drain valve is open e Check if the shutoff valve on the water supply line is open e Verify the operation of the fill valve e Check that the fill valve strainer and the external strainer are not blocked Humidifier is always on Foam cycle Display Indicator Status FORMING CICLE e Excessive foaming condition inside the evaporation chamber e Foaming sensor is grounded Corrective Action e Verify the quality of the supply water e Verify if chemical products were used to clean the evaporation chamber during maintenance Rinse the chamber properly with water e Check the setting of the Drain cycle Reduce the time between Drain cycles Humidifier is operating and the CHECK light is blinking Indicator Status Display EANN Fill REQUIRED Steam Drain Cause e The running hours have exceeded the Service hours Corrective Action e Service the evaporation chamber see Service section e Reset the Running hours to cancel the blinking of the CHECK light www neptronic com Page 41 neptronic SK300 Steam Humidifier Installation Instructions and User Manual Humidifier is not operating and the CHECK light is ON Display Cause e The electronic temperature sensor inside the water level sensor had sensed abnormal temperature Corrective Action e Verify if the humidifier was operating below the standard water level and then replace the water l
31. fold S A M Horizontal Duct www neptronic com Page 7 AP neptronic SK300 Steam Humidifier Installation Instructions and User Manual steam Absorption Manifold S A M E2 Horizontal Duct The S A M E2 system is suitable for installations where absorption distances are short less than 5 feet 1500mm and or low duct temperatures are in effect SAME2 are used in applications with restricted duct dimensions Illustration 7 Steam Absorption Manifold S A M E2 Horizontal Duct Steam Absorption Manifold S A M or S A M E2 Vertical Duct S A M or S A M E2 systems for vertical ducts are used where the absorption distances are normal and the requirement is for an economical and efficient solution S A M S A M E2 45 lt 45 Illustration 8 Steam Absorption Manifold S A M or S A M E2 Vertical Duct Multi Steam System The Multi Steam system should be installed in critical locations in air handling systems particularly where absorption distances are very short less than 3 feet 900mm or low air duct temperatures are in effect The Multi Steam is custom made to the dimensions of duct or AHU Instructions to install Multi Steam system are described in a specific installation instructions manual enclosed with the Multi Steam system Illustration 9 Multi Steam System www neptronic com Page 8 Ae neptronic SK300 Steam Humidifier
32. g information Table 9 Diagnostic Mode Display Descriptions Display ssRTAPYOC Displays the SSR temperature O o O UTR TOFF 100 C UTR FREQ 8000 HZ Displays the water level frequency 00 a O O WTR LOFF 100 Adjust the water level offset Default 0 Range 10 to 10 FOAN PRB 207 Displays the foaming probe value Default 5 mins SK302 304 306 DRN TA OUTS MIN Adjust the drain time 7 mins SK310 314 320 330 8 mins SK340 360 Range 4 to 16 mins Default 72Hrs Range 1 to 250 Hrs Adjust the delay to drain out the humidifier from its remaining water when there is no demand Drain remaining water to prevent the growth of bacteria Adjust the holding temperature of the evaporation Default OFF chamber for a faster response to demand Range 15 C to 90 C or OFF ANTI FRZ OFF Adjust the anti freezing temperature of the evaporation Default OFF chamber of humidifier that has to be installed in the E n o Range from 4 C to 10 C or OFF weather proof enclosure Default OFF Adjust the alarm beep Range ON or OFF l Default Celsius Adjust the temperature unit scale between Celsius and Range Celsius Fahrenheit Fahrenheit i l Default 25 legible LCD Adjust the contrast level of LCD display Range 0 to 40 Displays the humidifier model and revision number of the installed program Display Description AIR FLOW OPEN HI LIT CUT OUT DRAIN CYCLE OVER HEATED Indicates that the temperature inside the
33. ge 43 neptronic SK300 Steam Humidifier Installation Instructions and User Manual Humidifier does not operate and the CHECK light is ON Display Fil OFF SHORTED Cause e The water level sensor or the cooling fan is shorted Corrective Action e Verify the connection of water level sensor and cooling fan e Replace the water level sensor item J or the cooling fan item Q if necessary Humidifier does not operate and the CHECK light is ON Status Display Cause e Time lapse between two refills is too long when the humidifier is producing steam Corrective Action e Verify the water level sensor and water level chamber and clean if necessary e Reset the Alarm See Alarms Humidifier does not operate and the CHECK light is ON ___Indicator Status Display ET aih Cause e Water temperature is defective Corrective Action e Verify the connection the to water level sensor e Replace the water level sensor item J if necessary www neptronic com Page 44 neptronic SK300 Steam Humidifier Installation Instructions and User Manual Humidifier does not operate and the CHECK light is ON Display ON l HEATED Cause e The temperature on the SSR is too high Corrective Action e Verify the cooling fan is operational and the air vents are free of dirt e Replace the cooling fan item Q if necessary Humidifier does not produce steam Status Display Cause e The interlock contact i
34. he supply adjacent to the humidifier e A knock out not supplied should be installed at the bottom of the electrical compartment of the humidifier for strain relief of the supply cable e Ensure that the size of the wire conductors is appropriate for the current supplied e Ensure that each terminal connection is properly secured e The ground conductor should be equipped with a ring terminal and should be connected directly to the electrical panel on the indicated location N Lu op lt T a L2 GND aL One Phase Three Phase Connection Connection Illustration 25 One and Three Phase Power Connections www neptronic com Page 19 Installation Instructions and User Manual neptronic SK300 Steam Humidifier Low Voltage Control Connections Modulating Humidifier Humidity Control by Humidistat External Mode Note If interlock is not used jumper between terminal F and 5 must be installed O If the humidifier is equipped with a Space Distribution Unit SDU the PD switch is already factory wired inside the SDU do not wire the terminal 2 HRO20 1 14 DDP Q RH 24 VAI NC KI i NO arm COM Contact PD switch High Limit Illustration 26 Connection to HRO20 humidistat or HRO20 with remote humidity sensor SHR10 or SHC80 www neptronic com Page 20 AE neptronic Humidity Control by Humidifier Internal M
35. hole Power supply knockout hole Pan drain 1 2 15mm Main drain 3 4 20mm Silicone tubing provided for connection to side outlets Illustration 23 Weather Proof Enclosure Plumbing Front View Supply water 1 2 NPT 15mm Power supply knockout hole o Electrical control knockout hole Pan drain 1 2 15mm Main drain 3 4 20mm Illustration 24 Weather Proof Enclosure Plumbing Side View www neptronic com Page 18 Installation Instructions and User Manual Ae neptronic SK300 Steam Humidifier Power Supply Connections Caution Risk of electric shock Disconnect the Humidifier from the electric supply before proceeding with the connection WARNING Risk of fire Do not interchange the power terminal block designated L1 L2 and L3 with low voltage terminal block designated 1 2 and 3 e The wiring to the humidifier should be done by a qualified electrician and should conform to the procedure regulation and local codes e Use only copper conductors e An external over current protection and disconnect circuit breaker should be installed on t
36. hten brass connectors Reconnect high temperature Reconnect heating elements Turn the power on g safety cut out Stage 4 Restart and reset the humidifier 1 2 Power up the humidifier The o light is illuminated Press the button to enter the Programming mode and reset the Running hours Set the front panel switch to AUTO The humidifier initiates a fill cycle the Ei indicator is illuminated The humidifier starts producing steam as soon as there is a demand www neptronic com Page 35 SK300 Steam Humidifier Installation Instructions and User Manual Exploded View and Bill of Material neptronic Exploded View Hi i SDU Cabinet Plastic gril i w Steam Trap B ee EED Th sa g g aae 3 8 B 8 Joa ee Evaporation chamber base SK310 to SK360 Evaporation chamber base SK302 to SK306 Illustration 37 Exploded View of Humidifier www neptronic com Page 36 neptronic SK300 Steam Humidifier Installation Instructions and User Manual Bill of Material Table 10 Model
37. id any anomaly resulting from wrong cleaning of the components In case of problem or discrepancy see the Troubleshooting section 1 2 3 Ensure that the mechanical electric and plumbing connection are done and secured Ensure that the low voltage control circuit is done and correct Turn the water shutoff valve on outside the humidifier and check that the drain connections are connected to the main drain line with sufficient diameter Turn the power on to the humidifier from the circuit breaker disconnect switch The POWER indicator should be on Press the front switch to the AUTO 1 position Perform a manual cleaning cycle a Press the rocker switch to the drain down position B The humidifier initiates a drain cycle and empties the evaporation chamber b Press the rocker switch upward to the Auto I position Fo The humidifier fills the evaporation chamber with water The Fill light is illuminated c Press the rocker switch to drain down position again to empty the chamber Your humidifier is now fully operational www neptronic com Page 30 Ae neptronic SK300 Steam Humidifier Installation Instructions and User Manual Service The humidifier requires a regular maintenance service to ensure efficient and trouble free running Regular service involves cleaning the evaporation chamber and its components manually Generally frequency of cleaning can range from 2 months to once in a year However
38. igid Copper Pipe en 4 Insulation 5 Steam Distribution Manifold 6 Duct 7 Long Radius Copper Pipe Illustration 16 Steam Output Conne General Recommendations ctions Typical Installation Follow these general installation rules in order to avoid any condensation accumulation which can cause severe water accumulation in the duct or a humidifier malfunction A Caution Risk of malfunction Avoid kinks sags and areas where condensate can be trapped The slope of the steam hose rigid or flexible should not be less than 15 7 horizontal lengths for 1 vertical length in order to ensure continuous drainage of condensation back to humidifier or to a steam trap The lowest point of any steam hose or rigid pipe must be the humidifier If the humidifier cannot be the lowest point of the piping install a steam trap s S Type at the lowest point s of the steam supply piping The steam separator S trap should be installed higher than the static pressure of the system by at least 2 51 mm Illustration 17 Steam Output Connection Incorrect Installation www neptronic com Page 12 neptronic SK300 Steam Humidifier Installation Instructions and User Manual Use S separator when ceiling space is limited and you need to create 15 slopes Use S separator when the steam distri
39. ioning S A Mand SAM E2 cp ta tees sander ctetice dao tsue a dave nee sane daauiot aad cuca beanies tiaunnues sebeamteiadeaneeeieotnnasuananead 9 Placement of Steam Pipe in Horizontal DUCt cccccccccesceeeeeeceeceeceneeseeececsaeeeseaeeesueeeseaeesseueesseueesseeessaeeesegeessegs 10 Placement of Steam Pipe in Vertical DUCK ssivacsccns ices csietecacecteuvedesentcayede WentdsocaededaenesdaczctelsnkdvennducecteosahedensceenteeWeandvons 10 Steam OUMU COMMS CUO S seriais decane nates sedans dix naib whee Sede vd cei darcedendaichie a dx sala Reeren vicki a A 12 WR SAMO hice eo ie ferees eetecs sone anes E E E E E E eeaseeoeaeeeer ue 12 General Recommendations sais scic icisassanssececereeicewndesnauutoesscecienuselcasnndeieedeiesuetcsicleweunsdetenndiecunneasnctcatuveddaneesickduausviensaceeuncntadsedeuanete 12 FO STON OR HA UN cede tte tase sate Gases oniee EE aoe nese deuce eee aew enatie dene adee E EN 13 OFAN NN os nc ss te oe tegen cs a see sae sence oes Seaton E E E 13 Wi fete 0 ag ie Ges 6 g oean seme ttre tee te ame ety E ceiete ere er eet ee ee een ene eee ee eee 13 Large 2 9 Caner enn eee eee eee Pen eee eee ene ee ee eee eee ee eee 14 Installation Humidifier With SDU 0 cc ecccccccccceseeceeeeeseeeeeceaeeeeaeeeseaeeeseueesseeeeseaeeeseaeeeseaeeesaeessuseesseeesausessensessages 14 Komol US CANON OTS aaee eae coucsues calasiaesasciesuecasnteece E E E 15 www neptronic com Page iii AE neptronic SK300 Steam
40. le for any damage resulting from incorrect use General Warranty To view the complete Neptronic General Conditions of Sale and Warranty go to www neptronic com Sales Conditions www neptronic com Page i rf Installation Instructions and User Manual Handling and Lifting A Lifting or handling MUST be carried out by trained and qualified personnel Ensure that the lifting operation has been properly planned assessed for risk and that the equipment has been checked by a competent Health amp Safety representative and effective control measures are in place It is the customer s responsibility to ensure that the operators are trained in handling heavy goods and to enforce the relevant lifting regulations The Steam Humidifier MUST always be handled and lifted with care and should remain in its original packaging for as long as possible prior to installation The Steam Humidifier package may be carried using a forklift from the underside Caution should be exercised to ensure balanced load before lifting Unpacking The Steam Humidifier is shipped inside carton boxes or in a wooden crate Remove packing and skids prior to commissioning Lists Illustrations Illustration 1 Overview of the Humidifier 00 0 eee ccceecccceceeeeeeeeaeeeesaeeeeceeeeeseecesseecessuceseaeceseeeeeesaeesseseesseeeesaneeesaeeessaes 1 Illustration 2 Steam Humidifier with Space Distribution UNit cece ceccccceeceeeeeeeeeeeeeeeeeeseeeeeseeese
41. lf cleaning Any mineral accumulation breaks off and falls to the bottom during the course of operation www neptronic com Page 32 Installation Instructions and User Manual 4 neptronic SK300 Steam Humidifier Illustration 34 Metal deposit dislodge during operation e Remove the residue that has accumulated inside the chamber e Rinse the chamber with water only Do not use any acid or vinegar e Donot scrape off the walls of the chamber e Ensure that the fill drain aperture is not blocked 4 Check the gasket and ensure that it is in good shape Replace the gasket if it is dry torn or hardened oH Replace the lid back on the chamber Open lid with heating element ato Check the gasket Water Level Sensor The water level sensor is encased in a chamber that protects the sensor If the sensor has been operating correctly prior to the service shut down and has not displayed the PROSE DEFECTED and OVER HEATED errors do not clean the sensor Illustration 35 Water Level Sensor If the sensor has displayed the PROBE DEFECTED and OVER HEATED errors then clean the sensor To clean the sensor perform the following steps 1 Remove the chamber from the unit by unscrewing the two screws that hold the chamber These screws are located on the chamber itself 2 Remove the chamber carefully without touching or damaging the water level sensor 3 Clean the sensor using a soft cloth www neptronic com Page 33
42. m Page 15 E neptronic SK300 Steam Humidifier Installation Instructions and User Manual Plumbing Connections Plumbing Installation should conform to Local and National Codes Any installation work must be carried out by suitably qualified personnel The SK300 humidifier can operate with soft or hard water Therefore for normal operation pre treatment of water is not necessary i A 7 SK300 Humidifier c gt r lt i g B as aa Dr E 7 A gt gt Ex m AR 1 2 15mm 3 4 22mm Minimum 20 Minimum 8 Minimum lt 500mm 200mm building Side drain of 1 4 40mm Illustration 21 Plumbing Connections Table 6 Dimensions for Plumbing Connection 2menstons inches mm SK340 Sec 7 179 1 3 4 44 9 3 4 248 4 Ys 105 1 3 4 44 Water Supply e Water Inlet Specifications o Inlet water pressure 10 to 70 psig 0 7 to 4 8 bars o Maximum temperature 85 F 30 C maximum o 3 8 standard copper water line connection e A shutoff valve not supplied should be installed in the water supply line close to the humidifier to facilitate servicing e Itis recommended to install a standard water strainer in the water supply line www neptronic com Page 16 neptronic SK300 Steam Humidifier Installation In
43. n Go A 6 on o E i 5 SS z Al ipa a eu Lea DH all i M i Pi r Al if P tefie ra A Eiry ELL ma rE m A Lipa F 1 ie Oe BACnet Port 2 wires twisted pair BACnet Interface PCB Illustration 32 BACnet Interface PCB and Port meira DIP Switch Status DS2 1 OFF Disable ON Enable DS2 2 End of Line OFF Disable ON Enable DS2 3 OFF Disable ON Enable DIP Switch Settings DS1 1 Mode Selection DS1 1 OFF Operational Mode factory configured ON Configuration Mode DS1 2 amp 3 Baud Rate Selection DS1 4 5 amp 6 Not Used DS1 2 and 3 Baud Rate Selection DIP itch Positi Switch Position Badd Raie 9600 19200 38400 76800 factory configured www neptronic com Page 24 Installation Instructions and User Manual Ae neptronic SK300 Steam Humidifier Display Up Arrow Button Down Arrow Button Push Button Power Indicator Check Indicator Fill Indicator Steam Indicator Auto Off Drain Illustration 33 Display Features Front Panel Front Panel The following are the display features of the Front Panel and their description Table 7 Humidifier Front Panel Display Description en ce eek aE RTS TEE Alphanumeric Display The Alphanumeric display indicates all the operation parameters and error messages Push Power Button The Push button is used to access program mode A Used to increase the control par
44. ode SK300 Steam Humidifier Installation Instructions and User Manual Humidity controlled by humidifier using SHR10 or SHC80 as space sensor factory wired inside the SDU do not wire the terminal Note If the humidifier is equipped with a Space Distribution Unit SDU the PD switch is already 2 PD switch High Limit NC N COM Contact SHR10 or SHC80 2 ARH N o 24 VAC NN N Illustration 27 Humidity controlled by humidifier with SHR10 or SHC80 as space sensor VAV system with humidity controlled by humidifier using SHC80 as Hi limit duct sensor and SHR10 or SHC80 as Space sensor Note If an interlock is not used a jumper must be installed between terminal F and 5 limit N PD switch High Limit 24 VAC Aaa SHR10 or SHC80 high P 1 LO L z ARH 2 5 ARH o 24 VAC Illustration 28 VAV system with humidity controlled by humidifier using Hi limit sensor and space sensor www neptronic com Page 21 neptronic SK300 Steam Humidifier Installation Instructions and User Manual Control Signals Select the control signal through the menu Wire the control input to terminal 3 and 4 as indicated in the illustration Control Signal 0 10 Vdc 0 10 2 10 Vdc a Vdc or 0 20 2 20 or mA mA Illustration 29 Control Signal 0
45. pplication of these instructions will ensure the conformity of your installation and operation as per the manufacturer s recommendations e The application of these instructions is one of the conditions for the application of the warranty e The application of these instructions does not ensure at any time conformity to procedures regulation or local codes regarding electric installation and connection to local water supply This product has been declared to conform to the applicable Canadian and American safety standards and directives and bear the CSA c amp us mark The Certificate of Conformity CSA is available upon request with the manufacturer 2015 All rights reserved This document cannot be reproduced totally or partially by any means whether electronic mechanical photocopy recording or other without prior written authorization of Neptronic Electricity All work concerned with electrical installation MUST only be performed by skilled and qualified AN technical personnel such as an electrician or a technician with appropriate training The customer is always responsible for ensuring the suitability of the technical personnel Please observe the local regulations concerning the provision of electrical installations Correct Use Neptronic systems and its products are designed only for humidification use Any other application is not considered appropriate for the intended purpose The manufacturer cannot be made liab
46. s open Corrective Action e Check the interlock switch e Verify the wires to the control terminal blocks F amp 5 www neptronic com Page 45 Notes neptronic 400 Lebeau blvd Montreal Qc H4N 1R6 Canada www neptronic com Toll free in North America 1 800 361 2308 Tel 514 333 1433 Fax 514 333 3163 Customer service fax 514 333 1091 Monday to Friday 8 00am to 5 00pm Eastern time
47. sition DRAIN Humidifier will stop operating and the evaporation chamber will drain the water out This will be done typically at regular service xt Indicates that the drain pump is on either as a result of an automatic drain M cycle or because the front panel switch is manually set to DRAIN Drain Indicator m O Indicates that the drain pump is off Modes Description OFF Mode When the rocker switch is in the OFF position the display shows the model of the humidifier and the program version number as follows SKB 3XX NEP RI 5 Scroll Mode When the rocker switch is in the AUTO position the display scrolls the following information every 6 seconds Table 8 Scroll Mode Display Description Display and Description HUMIDITY 45 2 Only on modulating humidifiers suffix M Percentage of Percentage of relative humidity relative humidity DENAND 92 Percentage of demand Control signal input response from 0 to 100 OUTPUT 100 Te Percentage of output Output capacity of the humidifier WATR LVL 92 Corresponds 100 to optimum water level in the evaporation Percentage of water level chamber UATR TP 63 C l l Temperature of water inside the evaporation chamber Temperature of water in Celsius scale www neptronic com Page 26 neptronic SK300 Steam Humidifier Installation Instructions and User Manual Diagnostic Mode When the following conditions occur the diagnostic messages override the scrollin
48. st of Accessories Supplied The following accessories are supplied with the SK300 Steam Humidifier e 2 sets of keys e 2 adjustable collars for the connection of the steam hose for each steam output e 1 female compression fitting 19mm hydraulic for the drain output of the evaporation chamber e 1 female compression fitting 2 13mm hydraulic for the drain output of the drip pan e 1 female fitting and a braided hose for the water supply connection e 1 Installation Instructions and User Manual Visual Overview Heater element connector Internal Drain Cooler chamber es Evaporation chamber s Heater element Level sensor chamber WAU ait ee Q Access door to mechanical compartment Water supply valve Electrical Control panel m compartment Illustration 1 Overview of the Humidifier www neptronic com Page 1 F neptronic SK300 Steam Humidifier Installation Instructions and User Manual Available Options The following options are available when purchasing a SK300 humidifier Suffix M SK320M Modulating control humidifier SF DI APPLICATION Humidifier for a system supplied with Deionised water or Reverse Osmosis water dissolved solids more than 1 ppm dissolved solids more than 0 028 ppm BACnet Network Communication Options The SK300 humidifier series is available with the
49. structions and User Manual Water Connections Follow the steps below 1 Connect 3 8 10mm copper pipe to the bottom 3 8 10mm compression fitting Supplied 2 Place the swivel top 3 4 10mm fitting to the male threaded part of the valve and tighten it with fingers A N Caution Risk of damage to the valve Do not use wrench to tighten swivel Fill valve E Intern Base plate of t humidifier i Male threaded part of the valve Swivel top Compression a fitting w f __ Waterline 3 8 10mm pipe by others Illustration 22 Water Supply Connections Drain Connections e Evaporation chamber water drain temperature 140 F 60 C e Standard hydraulic compression fittings a 3 4 evaporation chamber drain and a 2 Pan drain e 2 hydraulic pipes located under the humidifier see Illustration 21 Plumbing Connections must be connected to the drain pipe e Use standard copper hydraulic pipes 3 4 and 72 e Ensure that the drain pipe dimension is sufficient especially if more than one humidifier is evacuating into the same drain line www neptronic com Page 17 J neptronic SK300 Steam Humidifier Installation Instructions and User Manual Weather Proof Enclosure Plumbing Connection Supply water 1 2 NPT 15mm Electrical control knockout
50. tion must be observed to avoid ceiling and wall condensation Without additional 18 ventilation 0 45 m 54 1 35 m 78 2 m Illustration 19 SDU mounted on Humidifier www neptronic com Page 14 Installation Instructions and User Manual AE neptronic SK300 Steam Humidifier Remote Installation of SDU The SDU can be installed in a different location from the humidifier remote SDU Follow the piping recommendations Mount the SDU to the wall on brackets not supplied do not drill mounting holes through the cabinet of the SDU Connect the steam hose s to the bottom inlet s of the SDU to the top of the steam outlet s of the humidifier Secure the hose s with the supplied hose clamp Connect the condensate hose to the bottom of the SDU to an open drain Connect the electrical wires from the SDU to the top of the humidifier Field wiring must conform to local codes The fan of the SDU will operate for a period of four minutes after steam production has stopped to prevent condensation Avoid any obstruction of the ventilation openings on top of the SDU Without additional 18 ventilation 0 45 m 54 1 35 m Field wiring by others Field piping _ not supplied 2nd pipe for SDU2 or SDU3 Illustration 20 SDU Remote Installation Maintenance of the SDU Clean the blower if there is an accumulation of dust www neptronic co
51. to 10 Vdc Common Alarm Connections A volt free contact is provided in the form of both a Normally Open and Normally Closed contact that will switch on in the event an alarm is activated on the SK300 humidifier Wherever possible it is recommended to use the Normally Closed contact This contact will open in the event of a humidifier fault These contacts should be used to switch a low voltage ideally 24V with a switching current of no more than 3 Amps 1121 34 gt S gt S am 8 gt 9 am S d 19 am 8 gt 7 Common Normally Open Normally Closed Illustration 30 Common Alarm Connections Controls Placement Steam Dispersed into a Duct or AHU A typical humidifier control system should include the following along with the humidifier e Awall or return duct humidistat e A high limit duct humidistat e Anair proving switch Placement of these devices is critical to the proper operation of the overall system Page 22 www neptronic com Installation Instructions and User Manual Ae neptronic SK300 Steam Humidifier e The return duct humidistat must always be located before any outside air intake in order to ensure accurate sensing of the air from the humidified space e Alternatively a room humidistat can be used The room humidistat should be located on an inside wall or column It should not be near any discharge air from supply ducts or so
52. tton until the alphanumeric display is clear l CONTROL EXTERNAL Default External Range Internal External Com Port Select the control mode e f you select External the humidifier receives control demand from the control input e If you select Com Port the humidifier receives control demand from the BACnet communication port SP SOURT INTERNAL Default Internal Range Internal External Com Port Select the source for room humidity setpoint J SETPOINT 40 RH Range 10 to 90 Select the relative humidity setpoint q DUCT SRE DISABLE Default Disable Range Disable External Com Port Select the source for duct s high limit relative humidity control Internal only S DUCT SP 80 RH Range 10 to 90 Select the high limit relative humidity setpoint duct source External only 6 DRAIN 8 HRS Default 4 hours Range 1 to 24 hours Increment 1 hour Select the frequency for drain cycle Generally the harder the water is higher the drain cycle frequency should be Drain cycle setting does not affect the AFEC system 71 RUNNING D6495 HRS Number of running hours information display only Indicates the number of hours the humidifier has been running since the last servicing After every service reset the number of hours of operation to zero by pressing the l z buttons simultaneously for 30 seconds This will reset the number of hours of operation to zero www neptronic com P
53. urces of heat or cold e The airflow switch must be positioned to accurately open on a loss of air flow to prevent the humidifier from running when there is no air to absorb humidity e The high limit humidistat must be positioned far enough 6 minimum 1 8m downstream of the steam dispersion manifold s to prevent it from getting wet but still allows it to accurately prevent over humidification of the duct that could result in condensation 6 minimum 1 8m 4 il a A m A l l MI Return SHC80 Air flow switch i iS RUMEN S CNEQI Steam dispersion Ep Or room HRO20 manifold B humidistat High limit SHC80 for eal VAV application only gt High limit humidistat Illustration 31 Controls Placement Steam Dispersed into a Duct or AHU www neptronic com Page 23 4 neptronic SK300 Steam Humidifier Installation Instructions and User Manual BACnet Interface Setup The BACnet Interface PCB is located on the top right corner inside the electrical compartment The DIP switches DS2 are set to OFF position factory configuration Sool Ei a r f ary q Hi ii 4 2 3 d 5 pi SEn TETTA I matj tt Hoadggg F Hi 1 aA ne aha OT bee 1 p aa Y LF MIE DFF S E Cae
54. ximum of 50 feet 15m For longer steam line runs consult factory Positioning The front panel and the right side electrical compartment should be accessible in order to permit servicing Leave a clearance of at least 48 1 25m to the front panel and 24 0 6m to the right side Mount the humidifier at a minimum height of 39 1m to 48 1 2m above floor level Leave a clearance of at least 10 0 25m under the humidifier for installation of water supply drain piping and electrical connections 39 to 48 1 to 1 2 m Illustration 4 Positioning the Humidifier www neptronic com Page 5 neptronic SK300 Steam Humidifier Installation Instructions and User Manual Wall Mounting Caution Risk of malfunction The humidifier must be placed at an equal level Caution Risk of overheating Do not block the ventilation openings located on the top front sides and rear of the cabinet Check the strength of the chosen support or wall bricks concrete stud partition wall on which the humidifier will be mounted See the Dimensions and Weight section to know the weight of the unit e Use the keyholes located on the back panel of the humidifier e Before proceeding to perform the wall mounting take off the Evaporation Chamber sub assembly see Service section e Drill holes for the upper anchors holes with eyelet into the support or wall as per dimensions specified

BACnet Installation Operation and Maintenance Manual

Contents

Download Pdf Manuals

Related Search

Related Contents