Multi-Steam tm HDR Manual
Contents
1. 4 neptronic Multi Steam HDR SKD R Series Direct Steam Injection Humidifier with Integrated Re Evaporator iit a TL 2014 AHR EXPO INNOVATION AWARDS winner Installation Instructions and User Manual For the following configuration e Multi Steam with Integrated Re Evaporator e Includes integrated Re Evaporator and X Stream Technology SKD R Humidifier Manual 150410 ESL The Multi Steam HDR model is not available in the United States Installation Instructions and User Manual AP neptronic Multi Steam HDR Foreword and Safety Instructions 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 ever2. Ezi S 7 y x z Nie N r N e all Ne A i Illustration 17 Float and Thermostat Steam Trap Installation nipple 7 100 175 mm on the condensate side The Multi Steam HDR system requires installation of 2 float and thermostatic steam traps Install a float and thermostatic steam trap downstream of each temperature sensor Connect the float and thermostatic steam trap inlet to the temperature sensor using a single Connect the float and thermostat steam trap outlet to the system condensate return line The distance between the temperature sensor and the steam trap should be between 5 and If condensate has to be lifted a check valve should be installed downstream the steam trap 6 1 152 mm Illustration 18 Proper Distance between Temperature Sensor and Steam Trap www neptronic com Page 10 I gr j TM neptronic Multi Steam HDR Installation Instructions and User Manual Stage 7 Strainer Installation A Any installation work must be carried out by suitably qualified personnel ei i 2 24 no i s a i E i r sieg Ps F t ut r Pid E erst 4 I i fo ev AAE ors i i wf r 49 t t w 7 4 4 P d po I l 3 t at v 1 gt e a I ot 2 gt i ws WA gt H i Aste t i a aS r J r SA Car A A w lt 2 I I f x ant d p fe i se G40 2 E t
3. ACt open This option appears only if you ve selected Extern at Step 8 Control Mode Displays if the demand is open or closed 50 AIR FLOW INPUT STATE Default No default information display only Range INACt closed ACt open Displays if the air flow switch is open or closed 57 HIGH LIMIT SWITCH INPUT STATE Default No default information display only RX Range INACt closed ACt open This option appears only if you ve selected Digital at Step 19 High limit sensor Displays if the high limit switch is open or closed Se INTRLCK INPUT STATE Default No default information display only Range INACt closed ACt open Displays if the interlock is open or closed 53 MICRO TEMPER G Default No default information display only Displays whether the microcontroller temperature is in C or F mode 54 PCB TEMPER D Default No default information display only Displays whether the PCB temperature is in C or F mode www neptronic com Page 21 j r j TM neptronic Multi Steam HDR Installation Instructions and User Manual Alarms and Notifications The following is a list of alarms and notifications displayed by the Steam Controller under different conditions When each one of these occurs the controller performs certain actions as described in the table The alarm symbol A is displayed along with the all the alarms and notifications Indic
4. g 4 2 at wf rik l a ft 4 i s eee y i t i i T at lt a rt i j t aat 4 et amp a A t i th 1 si tt P U a Ai 7 con i IMi i e Aois tle 4 A leai ba i ae i wt 4 La It 4 4 q by i zs GAS n i 4 i A y aa i ty j i ti 4 J Yas a A E ty 1 i i YLA Aa Main t d EA aR l 2 A t 4 ae t t 4 s vic AE DE E r lg ote civ Pa j 1 ots ne 1 l 34 an 4 gt sor gp thy lt i N i 24 ple ar A Lu I a os 4 44 r a l P s gt j p a ee fs st i 4 i Pa y 4 og i i sta P et i la a 4 t 1 o s eo et afore be gt i Aia v j Pe ee x i Dea P a 4 i i z Piet O 7m 74 ja 1 he sar awe r i 4 eye tN pte ett of e al a r h z eo 45 at ie e te l lt oe a a 2 i A iq b A v ng P a Fi ed e A ones oe et carr iN a pe ot 7 aw G Ay at ti o 9S Pi Pia a aa C37 ae e e fa e om 144 af i L de o p i l TL eo v p e 7 s r eo a En r a T Illustration 19 Strainer Installation Strainer Positioning e Install the strainer upstream the isolating valve e Install the strainer within six linear feet from the isolating valve reducing the pipe length for the strainer and the first Multi Steam HDR component Drain Port Installation Use a drain port for cleaning
5. or eH a 203 mm MAXIMUM Illustration 14 Maximum Distance between Inlet Port and Steam Outlet www neptronic com Page 8 neptronic Multi Steam HDR Installation Instructions and User Manual e Use a proper size of threaded pipe to connect the steam separator and the control valve The separator steam outlet must be 6 35 mm smaller than the separator steam inlet The separator condensate outlet is always a NPT 19 mm connection e Separator connections on both sides must have a union for easy adjustment and disassembly e Connect the control valve with standard nipple sizes separator steam inlet and the header steam outlet with a cut to length nipple HEADER STEAM INLET FROM CONTROL VALVE CONNECTION 3 ae f OPTIONAL DRAIN PORT HEADER STEAM INLET FROM ISOLATING VALVE SUPPLIED FOR PROTECTION CONNECTION 1 CONNECTION 4 HEADER STEAM OUTLET TO SEPARATOR CONNECTION 2 Illustration 15 Header Connection Ports Stage 5 Temperature Sensor Installation A Any installation work must be carried out by suitably qualified personnel F f E ra ee A E ii r woof pra ta Cal 5 i on a E wk 1 1 steht 1 ot Pi LE yarimi te i ty hak I e oP ay P t a a i gt i P P 4B 2 oP s j ra 4 aha ie a Gj ras d F r dat ai 4 a i I Tel ris a s s vl ta sy i pre ah a a a prt 1 f core arie ph By By za P 2A FI pa r m P
6. I oe ei r l E LA u ji i l q i STEAM HEADER WITH INTEGRATED RE EVAPORATOR ri STEAM SEPARATOR i ma FA ee i 1 7 STEAM TRAP U TEMPERATURE SENSOR WIRED TO TEMPERATURE SENSOR SEPARATOR Illustration 1 Multi Steam HDR Components Overview Handling and Packing Handling and Lifting A N 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 lt is the customer s responsibility to ensure that the operators are trained in handling heavy goods and to enforce the relevant lifting regulations The Multi Steam HDR MUST always be handled and lifted with care and should remain in its original packaging for as long as possible prior to installation The Multi Steam HDR package may be carried using a forklift from the underside Caution should be exercised to ensure balanced load before lifting Unpacking The Multi Steam HDR is shipped inside carton boxes or in a wooden crate Remove packing and skids prior to commissioning www neptronic com Page 2 Multi Steam HDR neptronic p Installation Instructions and User Manual Installation Overview A All installation work must comply with local regulations All work relat
7. Verification A Any installation work must be carried out by suitably qualified personnel Installation e Ensure that the humidifier is installed properly according to the installation manual e Check that steam distributors are properly installed into the ventilation duct e Ensure that there is no leakage on the Multi Steam HDR piping Electrical e Confirm that 24 Vac is present between tab 1 amp 4 of terminal block TB5 on the SKDESC R Steam Controller Drain if required e If there is a steam trap on the header confirm that the drain piping is properly connected with a pitch of least 4 1 5 mm per 40 1m There is no header on the jacketed single channel configuration and therefore there is no steam trap on the header Steam Supply e Ensure that the steam supply is on e Ensure that there is no leakage on the steam piping while the steam supply is on Controls e Ensure that a high limit duct humidistat is installed properly connected to the SKDESC R and the setpoint is properly adjusted e Verify that the room humidistat or returned air duct humidistat is installed properly connected to the SKDESC R and the setpoint is properly adjusted e Turn on the power at the disconnect switch e Confirm the control set up of the humidifier The humidifier is factory set with EXTERNAL control set up which means that the humidity demand is controlled by the room duct humidistat or a BMS e Ensure that the type of signa
8. ar A aall zpr i 1 ae te a n f ters ape ya os a 1 i is has oF z F j ra Say gl z 1 tod Ww pare vi i Ka i ari ae 4 We i d zs zaf ant H i I ai ii pee b i r qr 5 i i I l 1 fat fr I ri i i ki I k 1 i i z my i I i oa 1 i I r nei LLEI 1 l Pet E S BAR gi I i yl fl l pia a a I a u I r a I I ee an I 4 5 H a EE j 1 ja I al ara a ners lag i i i i Au TER Pa ae I 1 a ll toa Apa ait ai it alll 1 i 1a l ta T iee i E ai ripeti l i i 4 i at at a a eo amg an i as i i ala 4 ta ae i gt ag E I 4 i m ler ee ate a an a tp F r E io al 1 ee F bo l I a aoe a agail ee a i 1 alle 747 tP AE 1 oa ae bow Ge l a Te i at Lo r t i i ah Ga u b ET m pir oo a ll ee e a a a a ir 7 ae afte r Ee an p aE et a aiw r F al e ar iE a r a ol a r B pF P a A La ea ai ae a teat one a aiea x Ta a k r P Ga a a ka we Illustration 16 Temperature Sensor Installation e The Multi Steam HDR system requires two temperature sensors Install the temperature sensors in the following way o Upstream of the isolating valve o Downstream of the condensate outlet of the steam separator www neptronic com Page 9 neptronic Multi Steam HDR Installation Instructions and User Manual Stage 6 Float and Thermostat Steam Trap Installation A Any installation work must be carried
9. edit mode Setting Value a Press to exit To enter the Programming Mode perform the following steps 1 Press to start and enter password see Step 1 enter passwrd 2 Use the arrows buttons or V to navigate the menu 3 Press to enter edit mode of the displayed value 4 Once in edit mode use the arrows buttons or to change values Changed values are automatically saved Press to exit edit mode of the displayed value Return to step 2 or press to exit the mode Auto exits if no actions are taken after 5 minutes On L ENTER PASSURD Value 637 Enter the password within 1 minute After entering the correct password press to proceed If you enter the wrong password the controller returns to the normal operation mode and you have to repeat this step 2 LANGUAG Default ENG English RA Range ENG English Select the desired language www neptronic com Page 14 neptronic Multi Steam HDR Installation Instructions and User Manual 3 METRIC DISPLAY UNITS Default ON Range ON metric units C kg H2O Hr OFF imperial units F lbs H2O Hr Select the desired measurement system 4 ECONO NODE Default ON econo mode activated Range ON econo mode activated OFF econo mode deactivated In Econo mode the isolation valve will be closed when there is no demand Important For correct operation set the econo mode feature to ON econo
10. out by suitably qualified personnel p att yor il 277 n NS en oth gt A E pat Ay d m 4 1 g a 2 a gt A p Poean adi ia pat g on oe r kje si a cee ge a a a ri i tir a gt anon 2 I BE i mr owe yj l A 224 p I l age a7 sG cal rot 1 it A Pa 4g7 0 4 a l USA ay ee r Il l i l r y rgf ea 1 Ii gl l z ogi 4 pio osa a oi amp P iti ey it I Il si l i i l a Picard ETE yy apr pi I1 i UE E a l on op A i Por s f I awe PPE ca 11 IIl al l l A A Pi m nd s l It sl l P pe i 4 yi ll p atl cee ar z ri I 1 ot IIi sll ll si pla a pd rope eo gor os te nt rtp Vr ght Mi a et Gita ert Iua l oA gel Sl ny TEHE pat dt et ot a gt s Aga S Py Ma da Ma ggo Ten r KETE He i los Iio lw Zh 4G LF ae tt a out liIi aall l oae er y a S of l ti Wi 1 tty anr ete 4 x ai wah voi 4 l a i 1 ow ar te Ser aie Pa i I I toa i ye 54 era SOT Lt a 1 4 a A eo S ST a l i lo oe ate PA a a i oel l ed ot te oF er 7 _ I a 1 let oot al sie ot bt ye ee at we Nor ot gt Oo a nnn egt Pi a Il ry sla P o i Y i i wn ee a pt 7 7 I l Fia oe ate an A y l AP al at r m N P oe ae St i m gt r Pap att a r Phd arte ai E i p 4 a r me hts r ow e e wu 7 er a ie a as Coe gfe e Pia r f gt eP p r 49 a pr fot 14 7 P 2 aT S o an e
11. N O DIO pes O OS Qe OS OS Qe OS SO Qe Ow WO Qe gt oo OldgL s ndu bojeuy T T oO prg caL Lal 4 O a O i eral s ndu 40Ssuas ainjesodwey Digital Inputs Supply 24VAC COM TB5 OY Ole Oly Ol OO Oey OMe OO OIDI Omi ap OY Om O OY Om e9 Step Description Step 8 Control Mode extern Step 8 Control Mode INTERN and Step 13 Externa Humidty Setpnt Step 19 High limit sensor Step 19 High limit sensor Used for external control signal TB9 Used for external setpoint signal an to Interlock lt High Limit digital Common or 24 Vac oe N PD Switch On Off m Isolating Valve Actuator TT060 Common ee Isolating Valve Signal 1 Common 2 Not used 3 Control Signal 24 Vac 4 24 Vac 00202 a Steam on Relay Status a Alarm Relay Used for connecting high limit sensor TB1 Digital www neptronic com Used for connecting high limit sensor TB10 Analog Page 13 Installation Instructions and User Manual 4 neptron ic Multi Steam HDR Symbols used in this manual Humidity Q Terrae Communication Network Programming Mode Press to enter edit mode Setting a Description Scroll or change m gt value when in
12. am Controller SKDESC R ccccccessseceseccceececeeececenseeeeeeceseeeceseueceseuneseeees 12 MTN TIF AU Osten E E E E E E E E E E E E 24 EEIN Fe A EEE ne E E E E E EE E E E EE E E E E ee E E E ee 24 PEC er E E E 24 EN Fe A PE esse enc ose os este E E A EEE E EE A 24 E OI a R E 24 CONTO E E dee sag sens nea ate gue aden tee taeesuseoueeouse alee sis aeentuseeannctmeurencanseeet 24 SUA I POC OUTE ora oesene ps et neta iets dag E and dare uaa aoensasedanehantedetansadenss anes 25 SESA Baga soe ee eset on tinea ec oa eure aioe nays ater E E E peu eo A eer sae L E E sue ues occu E S E E yee 25 Ue WS E E 25 Reset the Setpoint and Control Mode cceccccsssccccesecccescecanccceeeceeceneceaeneeeeeeceseeeceeseeeseeeessencesaneeeenens 25 FE YO E sete P carne i se etme etna E E E c acta E NE saeansesanssese 25 General Conditions Of Sales ANG WaALranty c csscccccsssscccceesececsesecccceecceceeuseceseusececeueecesesenecesauecessugeeess 26 CENE warranty DONC oenar caress eaters stad ciet an terete ede E E 26 Special agreement ON components under warranty ssecccssecccssccecesccceececeececsuseceseneeesenceeauecesseeceseness 26 NOTO a E E 27 www neptronic com Page iii Installation Instructions and User Manual AP neptronic Multi Steam HDR Technical Specifications Product Description The Multi Steam HDR humidifier injects and disperses atmospheric or low pressure steam into a building s air supply syste
13. am inlet from control port 3 valve port The maximum distance between the steam control valve and the header should be 8 203 mm 8 203 mm MAXIMUM Illustration 9 Steam Control Valve Max Distance from Header Stage 4 Steam Separator Installation A Any installation work must be carried out by suitably qualified personnel e F p m 7 Fo fs ee i Ted Illustration 10 Steam Separator Installation Steam Separator Positioning The steam separator must be installed so that the steam inlet and outlet always on the side pointing horizontally The condensate outlet must be pointing down vertically www neptronic com Page 7 Multi Steam HDR neptronic p Installation Instructions and User Manual Illustration 11 Separator Positioning SEPARATOR STEAM OUTLET SEPARATOR STEAM INLET SEPARATOR CONDENSATE OUTLET Illustration 12 Separator Correct Installation Illustration 13 Separator Incorrect Installation Steam Separator Installation e Position the steam separator s steam outlet so that it is aligned with the steam control valve A union must be used to replace the steam control valve easily The separator steam inlet port must be aligned with the header steam outlet connection 2 Distance between the steam control valve inlet port and the separator steam outlet must not exceed 8 203 mm J
14. ates that the air flow sensor is not detected control valve is closed isolating valve is closed Indicates that the duct humidity has exceeded the high limit level control valve is closed isolating valve is closed alarm relay is activated Indicates that the servicing is due in less than 100 hours alarm relay is activated Service the unit and reset the unit by pressing the arrow keys for three seconds Indicates that the service is due This alarm is displayed only if you ve set the option to INALT at Step 28 runs while service alarm control valve is closed isolating valve is closed alarm relay is activated Indicates that the inter lock Is activated control valve is closed isolating valve is closed alarm relay is activated Indicates that either the separator steam trap is flooded or the temperature Is too low control valve is closed alarm relay is activated AP FAILURE Indicates that either the steam inlet trap is flooded or the temperature is too low control valve is closed alarm relay is activated Indicates that the separator sensor is defective control valve is closed isolating valve is closed alarm relay is activated Indicates that the steam inlet sensor is defective SENSOR FAIL control valve is closed isolating valve is closed Indicates that the room humidity sensor has failed control valve is closed isolating valve is closed alarm relay is a
15. atioN eenemnee ne en mnt mn eer ee ee eee eer ene ene eer 11 www neptronic com Page ii Installation Instructions and User Manual AP neptronic Multi Steam HDR Contents Technical SOPCITICATIONS cacceossndnsadaacensadsescseeanecanssvndssavnasssnaeae pcadiewsincaindeinnseoennad sens EE Er 1 Product DESCHDUION ceerd AN A E a 1 Ranalne AA Pa RNE a E E EEE E 2 Installation OVErVIEW sssrinin E AE AAA EEE EEO AA 3 Installation Method StateMent cccccccccssecccsecccseceenecceneseeueeeeeceeneeeenceeeuseeeesseuseeenceeeeseeeeceteuseeeeseeeeseees 3 Stage 1 Steam Dispersion Channels and Header Installation cccccesecccseceeeeceenceeeeceeeeetenseeeuss 4 Stage 2 Isolating Valve Installation essesseesssssesssnsrenesnsreesrnnssesreesreosernssosrenseesseonsrosernssesresseeneeesseeseeo 5 Stage 3 Steam Control Valve Installation cccccccccseecceeeccsesceeececececenseeeeceeeeeeeueesensceneeeeeetensenenss 6 Stage 4 Steam Separator Installation ccccccssscssssccussscuscncescescssscuscncuscuesseusssccuscuseseeussseuseneusenens 7 Stage 5 Temperature Sensor INnstallation ccccceecccssecceecceecceeeceeecsceuseeeuceeeeeeeeteuseeeeesensesensensuss 9 Stage 6 Float and Thermostat Steam Trap Installation ccccccccssecccseeceseceenseeeeceeeeeeenseeeeseeeeseees 10 Stage 7 S 16s 1A ea Me aaO 9 eee neon ne ne me eee eee eee eet wee ae ce eee 11 Stage 8 Electronic Ste
16. ctivated Indicates that the high limit humidity sensor has failed control valve is closed isolating valve is closed alarm relay is activated www neptronic com Page 22 AP neptronic Multi Steam HDR Installation Instructions and User Manual Power Up Upon power up the LCD illuminates and all segments appear for 2 seconds The thermostat then displays its serial number model and revision for 2 seconds In the Operation Mode the information is keys Humidity Levels The following humidity levels are displayed e HKUMDITY SETPNT IN PCT Humidity setpoint in RH e RODA HUI bleal PET Room humidity reading in RH o HIGH LIFT HUMDTY IN PCT Duct sensor reading in RH Control Parameters The following control parameters are displayed o CONTROL DEMAND IN PET Current demand of the total system capacity measured in e CONTROL GUTPUT IN PCT Current output of the total system capacity measured in e CONTROL DEMAND Current demand measured in kg hr or lbs hr e CONTROL OUTPUT Current output measured in kg hr or Ibs hr Temperature Levels The following temperature levels are displayed STEAMIN TEMPER Steam inlet temperature measured in C or F o SEPARAT TEMPER Separator temperature measured in C or F www neptronic com displayed automatically in a sequence If you wish to scroll the information quickly use the arrow Page 23 Installation Instructions and User Manual Initial
17. d ACt open Displays whether the steam output relay is open or closed STEANIN TEMPER INPUT SIGNAL IN fv D Default No default information display only Displays the steam inlet temperature sensor reading in mV SEPARAT TEMPER INPUT SIGNAL IN NU 8 Default No default information display only Displays the separator temperature sensor reading in mV DEMAND INPUT SIGNAL IN fil Default No default information display only This option appears only if you ve selected Extern at Step 8 Control Mode Displays the reading of demand in mV ROON HUMIDITY INPUT SIGNAL IN MY Default No default information display only This option does not appear if you ve selected OFF at Step 10 network room humidty Displays the relative humidity reading of the room in mV SETPNT INPUT SIGNAL IN MV Default No default information display only This option appears only if you ve selected ON at Step 13 Externa Humidty Setpnt Displays the setpoint reading in mV HIGH LIMIT INPUT SIGNAL IN fil Default No default information display only This option appears only if you ve selected Analog at Step 19 High limit sensor Displays the high limit sensor reading in mV www neptronic com Page 20 neptronic Multi Steam HDR Installation Instructions and User Manual 49 EXTERN DEMAND INPUT STATE Default No default information display only amp Range INACt closed
18. del SKDESC RD Select the desired network stop bits NETWORA FALLBACK TIMEOUT Default 0 sec e Range O to 900 sec Increment 1 sec This option appears if you ve set one of the inputs to Net at Step 8 Control Mode Set the desired network fallback timeout NETWORK FALLBACK SETPOINT Default 0 0 Range 0 to 100 Increment 0 1 This option appears if you ve set one of the inputs to Net at Step 8 Control Mode Set the desired network falloack setpoint NETWORK FALLBACK COUNTER Default 0 sec Range 0 to 900 sec Increment 1 sec This option appears if you ve set one of the inputs to Net at Step 8 Control Mode Set the desired network fallback counter CONTROL OUTPUT SIGNAL IN MV 8 Default No default information display only Displays the control valve output in mV ISOLAT VALVE OUTPUT STATE Default No default information display only Range INACt closed ACt open Displays whether the isolating valve is open or closed www neptronic com Page 19 qi Ye 43 4y 15 46 q1 48 Installation Instructions and User Manual Ae neptronic Multi Steam HDR ALARM RELAY OUTPUT STATE Default No default information display only Range INACt closed ACt open Displays whether the alarm relay is open or closed STEAM ON OUTPUT RELAY OUTPUT STATE Default No default information display only Range INACt close
19. e Use proper sizes to connect the isolating valve to the header The isolating valve must be offset from the header to leave space for the actuator The offset must be at least 4 102 mm from the header control valve port Install the elbows between the isolating valve and the header The distance between the isolating valve and the header must not exceed 12 305 mm so that the steam line condensation is reduced www neptronic com Page 5 5 ga j TM neptronic Multi Steam HDR Installation Instructions and User Manual Stage 3 Steam Control Valve Installation A Any installation work must be carried out by suitably qualified personnel i a hoe r ka Illustration 7 Steam Control Valve Installation Control Valve Positioning e Position the body of the valve properly to ensure that the steam supply is going into port A and exiting from the port AB Do not refer to the orientation of the actuator head for positioning since the head can be reversed Install the actuated valve between 20 to 30 degrees from the vertical line to reduce the radiant heat to the actuator head ELECTRIC ACTUATOR FLOW DIRECTION Illustration 8 Steam Control Valve Flow Direction and Angle www neptronic com Page 6 neptronic Multi Steam HDR Installation Instructions and User Manual Control Valve Installation Use the proper size union to connect the control valve to the header ste
20. e 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 liable for any damage resulting from incorrect use www neptronic com Page i Fat j TM neptronic Multi Steam HDR Installation Instructions and User Manual List of Figures Illustration 1 Multi Steam HDR Components Overview cccccssscccsseceeesccceececaececsueeeseucessenceseuecensues 2 MAS ECATIOMN 2 SNS a ion Stages orainen N RE EENE ERE 3 Illustration 3 Steam Dispersion Channels and Header Installation ccccccesseccceseeccseeeeesceeeeeeceneeeeeees 4 Illustration 4 Insertion Type Header Under the Guct ccccseecccsssecccsecceececeececeuseceeensessesceseescessaeceeees 4 Illustration 5 Mounting Bracket Details ccccccsssccccsseccesseccsesceceeeeceeeeceeencesaesceseueceeeneeesecesseecessuneeenens 5 Illustration 6 Isolating Valve Installation cccccccseccccssecccseccesccceeceeceneceeeneessesceseueceeeeeeseecesseecessgeeeesens 5 Illustration 7 Steam Control Valve Installation cccccccsccccccsssccecesececeeeccceseeseceseuseceseeeeceessanaecessegeceesenas 6 Illustration 8 Steam Control Valve Flow Direction and An
21. 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 Verify that the construction of the duct or AHU wall is suitable to support the steam distributors through the duration of the installation life Positioning the Steam Dispersion Channels Steam nozzles should face the airflow to minimize the absorption and non wetting distance Locate the steam distributors far enough from elbow or fan to be in laminar air flow to ensure proper evaporation distance There must be sufficient straight duct downstream from the steam distributors for absorption of the steam Illustration 4 Insertion Type Header under the duct www neptronic com Page 4 j TM neptronic Multi Steam HDR Installation Instructions and User Manual Positioning the Header Assembly e Position the assembly so that the distance between them is the same e For insertion type secure the header at the bottom of the duct with metal screws e Secure the top of the assembly by bolting the perforated top mounting plate to the ventilator STEAM DISPERSION CHANNELS TOP MOUNTING Illustration 5 Mounting Bracket Details Stage 2 Isolating Valve Installation A Any installation work must be carried out by suitably qualified personnel Illustration 6 Isolating Valve Installation
22. ed to the installation of Multi Steam HDR MUST only be performed by skilled and qualified technical personnel such as plumbers or technicians with appropriate training The customer is responsible for ensuring their suitability For the installation of the Multi Steam HDR and associated components there are no specific tooling requirements Installation Method Statement Stage 1 Steam Dispersion Channels and Header Installation Stage 2 Isolating Valve Installation Stage 3 Steam Control Valve Installation Stage 4 Steam Separator Installation Stage 5 Temperature Sensor Installation Stage 6 Float and Thermostat Steam Trap Installation Stage 7 Strainer Installation Stage 8 Electronic Steam Controller SKDESC R Stage 2 isolating Valve Stage 1 Steam dispersion channels and Header a EEA Steam Trap Illustration 2 Installation Stages www neptronic com Page 3 Ae neptronic Multi Steam HDR Installation Instructions and User Manual Stage 1 Steam Dispersion Channels and Header Installation General Considerations A Any installation work must be carried out by suitably qualified personnel Illustration 3 Steam Dispersion Channels and Header Installation Consider the following points before deciding the location for the Multi Steam HDR steam distribution system Plan a location that is easy to access and permits an
23. 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 Multi Steam HDR e The strict application 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 20120 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 AN qualified technical personnel such as an electrician or a technician with appropriate training The customer is always responsibl
24. gle cccccscccssssccesececesceceeseeeeesscesseceseeeeeees 6 Illustration 9 Steam Control Valve Max Distance from He ader ccccccccsssseccceesececceeceesessecesaenecessuneess 7 Illustration 10 Steam Separator Installation sivsciccsccsccascscdsctsecdearsdecsaceavasdeseieseceuscedsavtocedsassenssceeatarvesnanassvieess 7 lll stration 11 Separator POSITIONING wessscssevcocras cate saceedesadncesmancsceindedansadodineeenaes EE REEE 8 Illustration 12 Separator Correct Installation cccccessccccssecccsececeseceeenceceeececseceeeeeeseecseaeeceseuecessneeeeges 8 Illustration 13 Separator Incorrect Installation e sesesosenssrenssrersserssrrssrrrssrrrsseessrersrrresereseesssrerssereseerseeree 8 Illustration 14 Maximum Distance between Inlet Port and Steam Outlet ec eecccceeseecesseeeeeeeeeneees 8 liwstration 15 Header Connection PONIES ise cccasianciinssesdivccnaiecacsavnedaumedinedowensdneesiatesanacotaiaiennaaiesaneeaianccedexees 9 Illustration 16 Temperature Sensor Installation ccccccessccccssecccseccesceceeeeceeeeceesneeeeeeeesesecesseceseeeenees 9 Illustration 17 Float and Thermostat Steam Trap Installation ccccccsssccceseceeesecceeneeeeesceseeecesseeeeeees 10 Illustration 18 Proper Distance between Temperature Sensor and Steam Trap cccccseseceeseeeeeeeeeeees 10 IES Cia CEO 19 Strainer ST CIO sse a ETE tam aeceeeencaneniasnen 11 illustration 20 P trap Instal
25. ing of the high limit sensor END OF SERSON DELAY IN HR Default 100 hours w Range 100 to 250 hours Increment 5 hours This option does not appear if you have selected econo mode at Step 4 econo mode Indicates that the isolation valve will be turned off after 100 hours if there is no demand www neptronic com Page 17 neptronic Multi Steam HDR Installation Instructions and User Manual 26 SERVICE DELAY IN HR Default 1000 hours w Range 400 to 1500 hours Increment 100 hours Set the number of hours running at 100 capacity before servicing is due CT SERVICE RUNTIME IN HR A Default No default information display only Displays the running time in hours at 100 capacity since the last service has been performed To reset this value to 0 and reset any associated alarms press the edit button and then press and hold both and arrow keys 28 RUNS WHILE SERVICE ALARN Default ACt active Range INACt Inactive ACt active Select ACt to enable the system to run even when the servicing is due 29 TOTAL RUNTIME IN HR A Default No default information display only Displays the running time in hours at 100 capacity 30 AUTO BAUD RATE Default ON Range ON OFF This option is available only on BACnet or Modbus models SKDESC RB or SKDESC RD Enable or disable Auto Baud Rate detection When enabled the controller automatically configures its baud rate b
26. l 0 10 Vdc 2 10 Vdc or 4 20 mA of the humidistat corresponds to the type set in the humidifier control set up www neptronic com Page 24 Installation Instructions and User Manual AE neptronic Direct Steam Injection Humidifier Start Up Procedure Start up Proceed to start up the humidifier as follows Make sure that the steam is supplied to the Multi Steam HDR Switch on the SKDESC R Make sure that there is no alarm If the A6 alarm stays on it means that the steam does not reach the separator or there is a problem with evacuating the condensate from the separator steam trap Wait for a call for humidity or create it by setting the SKDESC R Control Mode to Internal step 8 and the Externa Humidty Setpnt to OFF step 13 Then adjust the setpoint to a higher value than the room humidity reading operation mode B The isolating valve will open within 30 seconds If not check for alarms no airflow enable disable off If there is no alarm there is no humidity demand Make sure there is a demand and redo start up procedure d After the isolating valve opens the temperature of the separator will increase Within 30 seconds the temperature of the separator should be higher than 212 F 100 C The temperature is displayed on the SKDESC R LCD Once the temperature is high enough the control valve will open slowly The start up is completed and the humidifier is now functional Safety Test Check for
27. ll valve type made with bronze body and stainless steel trim The valves control supply of the steam to the jacket in a multi channel configuration or to the heat exchanger in a Multi Steam HDR e Electronic Steam Controller SKDESC R The SKDESC R is a microprocessor based steam controller equipped with a backlit LCD display that allows programming the humidity setpoints and monitoring parameters such as actual humidity air flow switch interlock and temperature sensors efficiently and easily www neptronic com Page 1 Installation Instructions and User Manual Ve neptronic Multi Steam HDR e Strainer The strainer strains foreign matter from pipelines and protects the components of the steam humidifier e RID Temperature Sensors The Multi Steam HDR comes with RTD temperature sensors integrated in a brass thermowell The temperature sensors monitor steam temperature and detect abnormal condensate levels to ensure safe operations e Float and Thermostatic Steam Trap The design comes with universal four port design all stainless steel internal components with the option of a stainless steel body construction as well The Float and thermostat eliminates condensate from the steam line STEAM DISPERSION EN VENTILATION DUCT A iiia D CONTROL VALVE m ACTUATED ISOLATING VALVE STRAINER I 2 gt y Fii THU Y Ip TEMPERATURE SENSOR WIRED TO TEMPERATURE Cpa nei SENSOR STEAM INLET
28. m to attain and maintain the desired humidity level It uses steam from an in house boiler to humidify the air The Multi Steam HDR humidifier combined with the high efficiency insulated steam distributor X Stream increases the performance of the humidifier and provides an ideal solution for atmospheric and low pressure steam applications The Multi Steam HDR is controlled by an Electronic Steam Controller SKDESC R that has been specifically designed to control and operate the humidifier It comes with user friendly features such as easy start up and diagnostics large LCD display simple configuration options and factory configured settings It controls the sequence of operations to optimize energy efficiency and prevent condensate ejection The following are the features of the Multi Steam HDR and their functions e Multi Steam Distribution System The steam dispersion channels are made with stainless steel 1 3 8 The Multi Steam Distribution consists of multiple vertical dispersion channels mounted on a single horizontal header Upon a demand for humidity the SKDESC controller slowly opens the steam modulating valve feeding steam to the dispersion channels through a single horizontal header The steam escapes the dispersion system through multiple eyelets on the vertical channels and mixes with the airflow to maintain the desired humidity level The Multi Steam HDR is the most energy efficient steam injection system and pro
29. mode activated 5S WORKING CAPACIT IN PCT Default 100 Range 10 to 100 Increment 5 This option enables you to adjust the maximum demand capacity of the full system capacity in This percentage is a factory setting We recommend that you do not change this value without consulting Neptronic 6 STEAPIN TEMPER OFFSET Default 0 O Range 10 to 10 C 18 to 18 F Increment 0 1 C 0 1 F Set the desired temperature reading 7 SEPARAT TEMPER OFFSET Default 0 O Range 10 to 10 C 18 to 18 F Increment 0 1 C 0 1 F Set the desired temperature reading 8 CONTROL NODE Default Extern Range Intern Extern Net Select the desired control mode from the available options e If Intern is selected the humidifier is controlled by the SKDESC R e f Extern is selected the humidifier is controlled by an external signal e f Net is selected the humidifier is controlled over the network This option is available only on SKDESC RB and SKDESC RD models If you selected Intern or Net go to Step 10 network room humidty 9 DEMAND SIGNAL RANGE Default 2 10 Vdc O Range 0 10 Vdc 2 10 Vdc Select the desired relative humidity sensor signal www neptronic com Page 15 Installation Instructions and User Manual Ae neptronic Multi Steam HDR 10 NETWORK ROOM HUMIDTY HI Ie 13 14 1S 16 11 Default OFF eS Range OFF ON This option i
30. ny repairs made at the Neptronic facilities after the original warranty period are warranted for 1 month from the date of repair Special agreement on components under warranty For certain defected components under warranty based on valid reasons the purchaser has two options 1 Send back immediately the defective component s for inspection and the purchaser is responsible for freight to Neptronic The full purchase price will be credited once the defective component s is received and the manufacturing defect is found upon inspection by Neptronic OR 2 Replacements will be sent without requiring returning of the defective component s standard ground freight paid by Neptronic at zero value invoice Although the purchaser must hold defective component s for a period of 12 months whereas Neptronic reserves the right to claim the defective component s back for inspection at any time If the claim is found to be out of warranty coverage upon inspection by Neptronic the replacement parts sent free of charges will be then charged to the purchaser Page 26 Installation Instructions and User Manual AP neptronic Multi Steam HDR 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
31. s only available on BACnet or Modbus models SKDESC RB or SKDESC RD Select ON if you want to control the humidity over the network If you selected ON go to Step 13 Externa Humidty Setpnt If you selected Intern at Step 8 Control Mode go to Step 12 Room humidty signal range ROOM HUMMDTY OFFSET IN PLT Default 0 RH Range 10 to 10 RH Increment 0 1 RH Adjust the room relative humidity reading by using the offset ROON HURIDTY SIGNAL RANGE Default 2 10 Vdc o Range 0 10 Vdc 2 10 Vdc Select the desired signal range from the available options If you selected Extern at Step 8 Control Mode go to Step 19 High limit sensor EXTERNA HUNIDTY SETPNT Default OFF Range OFF ON Select ON if you want to use an external setpoint for humidity If you selected OFF go to Step 15 interna humidty setpnt in pct GETPNT SIGNAL RANGE Default 2 10 Vdc Range 0 10 Vdc 2 10 Vdc Select the desired relative humidity sensor signal Go to Step 16 control dead band in pct INTERNA HURIDTS SETPNT IN PCT Default 40 RH Range 10 to 90 RH Increment 1 RH Set the desired humidity setpoint in RH CONTROL DEAD BAND IN PLT Default 2 0 RH Range 0 to 5 RH Increment 0 1 RH Set the desired control dead band CONTROL PROP RAPP IN PLT Default 5 0 Range 1 to 10 Increment 0 1 Set the desired control proportional ramp ww
32. steam or condensate leakage while the humidifier is in operation Check the bottom of the airflow switch in the system and its operation by stopping the fan or by disconnecting air pressure connection With no air movement in the duct SKDESC R should automatically stop the humidifier by closing control valve Reset the Setpoint and Control Mode End If the humidity setpoint is controlled by the SKDESC R reset the setpoint to the desired relative humidity as suits the room If the humidity setpoint is controlled by another device than the SKDESC R typically by the BMS set the internal control signal to OFF The humidifier is ready for normal operation www neptronic com Page 25 neptronic Multi Steam HDR Installation Instructions and User Manual General Conditions of Sales and Warranty General warranty policy e Provided that the terms of payment are observed the purchaser is offered a warranty of 24 months from the original purchase date of delivery for any Neptronic Humidifier SK300 SKR SKE SKS SKD R and SKG Series provided the equipment has been properly installed and operated in accordance with Neptronic instructions e The warranty covers faulty manufacture design and or defective materials and is limited to the equipment and components The warranty shall cease to be valid in the event of misapplication incorrect installation improper maintenance or any other incorrect uses or misuse of the produc
33. t For the SK Series the warranty furthermore ceases to be valid if the user disconnects or removes any electronic or mechanical components prior disconnecting the input power Neptronic assumes no responsibility for repairs made on equipment unless performed by Neptronic s authorized personnel All defective product or component under warranty must have a valid Return Material Authorization RMA number issued prior to be processed To request an RMA number purchaser must provide the model number and serial number date code of humidifier and certain components such as sensor and PC board etc Neptronic agrees under the warranty to repair or replace at the discretion of Neptronic such standard products or components which on examination by Neptronic are found to be defective Product or component replaced or repaired under warranty will be sent back to the purchaser standard ground freight paid by Neptronic The Multi Steam HDR model is not available in the United States www neptronic com Expenses in connection with travelling time dismantling and mounting shall not be paid by Neptronic Guarantee for products or components sold but not manufactured by Neptronic is only given to the same extent as given to Neptronic however not exceeding the normal Neptronic warranty Parts used for repairs are warranted for the balance of the term of the warranty on the original humidifier or 90 days whichever is longer A
34. the humidifier or correct the abnormal operation of steam generation if any It is supplied along with the humidifier e Connection with P trap is not required If not connected the drain port must be plugged e Ifthe drain port is connected a P trap should be installed Dimension of the P trap should be 10 254 mm in order to prevent steam from going out from the P trap Illustration 20 P trap Installation www neptronic com Page 11 neptronic Multi Steam HDR Installation Instructions and User Manual Stage 8 Electronic Steam Controller SKDESC R Models SKDESC R SKDESC RB with BACnet Communication SKDESC RD with Modbus Communication Description The Electronic Steam Controller is made specifically for Neptronic Multi Steam HDR Multi Steam with Integrated Re Evaporator Humidifiers Features e Conserves energy and eliminates condensate dry operation o Manages isolating and modulating valves o Pre heats channel jackets only on demand for humidity Automatic temperature sensor adjustment On Off or Modulating control Selectable internal or external control Configurable proportional control band amp dead band Selectable Fahrenheit or Celsius scale BACnet or Modbus models available 24 Vac power supply by others Easy start up and troubleshooting Backlit LCD with simple icon and text driven menus Electronic Steam Controller Series Technical Specifications Comm
35. unication BACnet Mobs OFC to 50 C BF to 122F Relative Humidity 5 to 95 non condensing Weight 635 g 1 4 a Dimensions A 6 3 160mm B 5 126mm C 2 25 57mm The Multi Steam HDR model is not available in the United States www neptronic com Page 12 Wiring neptronic Multi Steam HDR Installation Instructions and User Manual We strongly recommend that all Neptronic products be wired to a separate grounded transformer and that transformer shall service only Neptronic products This precaution will prevent interference with and or possible damage to incompatible equipment 5 Interlock Contact opening alarm and unit shutdown SKDESC R 4 Hi Limit Contact opening alarm and unit shutdown 3 COM 2 PD Switch Contact opening alarm and unit shutdown 1 Demand Contact closure Override and force 100 demand s nas z Network O ne a available onlyon com Steam Control Valve Actuator SKDESGC RB or x AMO60 ESC SKDESC RD lt ouT A o OUT B Common 1 X Q oO ee 24 Vac 4 24vac nm aot Control Signal 3 Control Valve Signal Not used 4 Common 000202 Not used 5 External Demand Setpoint 0 10 Volts High Limit Humidity Sensor Temperature Sensor Steam Inlet Temperature Sensor Separator Not Used Room Humidity Sensor oO D Ye Qe OT
36. vides drain free operations e xX Stream Technology The Multi Steam HDR comes with X Stream technology a high efficiency insulated steam distributor that enhances the functioning of the humidifier and reduces wasted energy up to 85 airstream heat gain and generated condensate e Steam Header with Integrated Re Evaporator The header contains a built in re evaporator that re boils the condensate formed within the header and the steam dispersion channels The re evaporator is made of copper with stainless steel connection The re evaporator is sized as per the system steam pressure to eliminate all the condensate produced Therefore no condensate is drained while in operation resulting in reduction of energy wastage The Multi Steam HDR model is not available in the United States e Separator The separator is constructed with stainless steel The separator supplies condensate free steam to the steam control valve and discharges condensate to the steam trap e Control Valves The humidifier comes with normally closed globe valve with equal percentage flow characteristics to control the flow of steam It comes in variants such as bronze body and brass trim stainless steel trim optional The linear electric actuator is equipped with a heat shield The control valves provide full modulation of the low pressure steam flow for a better control of the humidity level e Isolating Valves The valves are the normally closed full port ba
37. w neptronic com Page 16 18 19 2l cl ee g3 2H g5 Installation Instructions and User Manual Ae neptronic Multi Steam HDR CONTROL INTEGRA RAPP IN PCT Default 5 0 O Range 1 to 10 Increment 0 1 Set the desired control integral ramp HIGH LIMIT SENSOR Default Digital On Off gt Range Disable Analog Digital On Off Network Select the desired type of high limit sensor from the available options The Network option is available only on BACnet or Modbus models SKDESC RB or SKDESC RD If you selected Digital go to Step 24 High limit max demand in pct If you selected Disable go to Step 25 end of season delay in hr HIGH LIMIT SETPNT IN PCT Default 80 RH Range 10 to 90 RH Increment 1 RH Set the high limit relative humidity setpoint HIGH LIMIT PROP RAPP IN PCT Default 10 0 Range 0 to 20 Increment 0 1 Set the desired high limit proportional ramp If you selected Network at Step 19 High limit sensor go to Step 24 High limit max demand in pct HIGH LIMIT HUMIDTY OFFSET IN PET Default 0 RH RX Range 10 RH to 10 RH Increment 0 1 RH Adjust the relative humidity reading of the room HIGH LIMIT SIGNAL RANGE Default 2 10 Vdc Range 0 10 Vdc 2 10 Vdc Select the high limit signal range HIGH LIMIT NAX DENAND IN PET Default No default information display only Displays the actual read
38. y detecting the network speed upon connection to the network When disabled you must manually select the baud rate go to Step 31 baud rate 31 BAUD RATE Default No default information display only Range BACnet 9 6k 19 2k 38 4k 76 8k Modbus 9 6k 19 2k 38 4k 57 6k This option is available only on BACnet or Modbus models SKDESC RB or SKDESC RD If you selected ON at Step 30 auto baud rate the baud rate is detected and displayed automatically If you selected OFF at Step 30 auto baud rate select the baud rate value from the available options 32 NETWORK ADDRESS BACnet Default 0 e Range 0 to 254 Modbus Default 1 Range 1 to 246 This option is available only on BACnet or Modbus models SKDESC RB or SKDESC RD Select the desired address www neptronic com Page 18 33 34 J5 36 J1 38 39 40 Installation Instructions and User Manual Ae neptronic Multi Steam HDR ADJUST DEVICE INSTANCE 3 Default 0153001 e Range No Yes To change the device instance select Yes If you select No the device instance will be modified automatically according to the MAC address NETWORK PARITY Default None e Range None Odd Even This option is available only on Modbus model SKDESC RD Select the desired parity control from the available options NETWORK STOP BITS Default 1 Qe Range 1 2 This option is available only on Modbus mo
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