Steam humidifier.
modbus communication module. (16 pages)
Summary of Contents for Neptronic SK300 series Bacnet
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Steam Humidifier SK300 series BACNET Installation instruction & user manual READ AND SAVE THESE INSTRUCTIONS SK300B-ENG/131024...
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National Environmental Products Ltd. Manufacturer Presentation National Environmental Products Ltd. (NEP) is the owner of the brand Neptronic NEP develops, manufactures and services a complete line of: Steam humidifiers, ...
SK300 Humidifier User Manual Presentation Thank you to have chosen one of the Neptronic products. You have purchased the best and the most robust humidifier for its category. 1.1. Overview 1.1.1. List of accessories supplied 2 sets of keys.
SK300 Humidifier User Manual 1.1.3. Options avalaible The following options are available when purchasing a SK300 humidifier: Modulating control humidifier – suffix M (i.e. SK320M) Humidifier for system supplied with Deionised water or Reverse Osmosis water, dissolved solids more than 1 ppm (SF DI-APPLICATION) ...
SK300 Humidifier User Manual Characteristics Space Distribution Unit (option) Steam Humidifier (Illus. 2) 2.1. Dimensions & weight Dimensions of the cabinet inch (mm) Option SDU Model Weight lb (kg) Model Weight Full of Empty lb (kg) water SK302 SDU-1 23 ½ 18 ½...
SK300 Humidifier User Manual 2.2. Option – Weather proof enclosure general dimension and weight S te a m o u tle t A lp h a n u m e ric H e a t s in k fo r d is p la y w in d o w m o d u la tin g u n its o n ly S u p p ly w a te r 1 /2 "...
SK300 Humidifier User Manual Mechanical installation 3.1. General recommendations CAUTION: RISK OF ELECTRIC SHOCK. DISCONNECT THE APPLIANCE FROM THE ELECTRIC SUPPLY BEFORE TO PROCEED TO INSTALLATION. IMPORTANT: Mechanical installation should conform to local codes and regulations. Location: Plan a location easy to access in order to permit an easy inspection and servicing of the humidifier. Do not install humidifier where failure of the appliance could cause damage to the building structure or to costly equipment.
SK300 Humidifier User Manual Steam dispersion system selection and positioning 4.1. Steam dispersion system selection In order to prevent the accumulation of condensation in air ducts, NEP has designed 4 basic configurations of steam distribution to provide the client with the most economical solution for any particular application. 4.1.1.
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SK300 Humidifier User Manual 4.1.3. S.A.M. or S.A.M.E2 (steam absorption manifold) Vertical duct 45° S.A.M. SAM or SAME2 for vertical ducts are used where the absorption distances are normal and the client requires an economical as well as an efficient solution. S.A.M.E2.
SK300 Humidifier User Manual 4.2. Positionning of S.A.M or S.A.M.E2 4.2.1. Duct mounting Steam manifold should be mounted and secured through the side of the air handling unit or duct. Provision should be 5'’ made for safe accessibility, ideally with an (120mm) observation light and window.
SK300 Humidifier User Manual Steam output connection 5.1. Typical installation 15 % Clamps Flexible hose Humidifier Rigid copper pipe Insulation Steam distribution manifold Duct Long radius copper pipe (Illus. 21) 5.2. General recommendations Please follow these general rules of installation in order to avoid any static pressure inside distribution pipes and into the humidifier evaporation chamber, and also to avoid any condensation accumulation.
SK300 Humidifier User Manual 5.4. Position of steam output S m all C abinet Model Dimensions inches (mm) (S K 302-304-306) Small Cabinet SK302 5/16 13/16 SK304 (110) (122) SK306 M edium C abinet (S K 310-314) Medium Cabinet SK310 SK314 (102) (143)
SK300 Humidifier User Manual 5.5. Installation of humidifier with Space Distribution Unit (SDU) The SDU should be installed in an Without environment where the air is relatively additional 18'’ ventilation (0,45 m) clean. This will avoid the blower from 54'’...
SK300 Humidifier User Manual Plumbing connection CAUTION: Water supply installation should conform to local codes and regulations. Any installation work must be carried out by suitably qualified personnel. Install a pressure relief valve if required by local code. The operation of SK300 series humidifier is independent of variable water conditions, with soft or hard water.
SK300 Humidifier User Manual 6.2. Drain connection CAUTION: Water drain installation should conform to local codes and regulations. Any installation work must be carried out by suitably qualified personnel. Drain connection specification: Evaporation chamber water drain temperature: 140F (60C). ...
SK300 Humidifier User Manual Power supply connections CAUTION: RISK OF ELECTRIC CHOC. DISCONNECT THE HUMIDIFIER FROM THE ELECTRIC SUPPLY BEFORE TO PROCEED TO 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.
SK300 Humidifier User Manual Low voltage control connections 8.1. Modulating Humidifier 8.1.1. Humidity controlled by humidistat (external mode) Connection to HRO20 humidistat. H R O 20 A larm C ontact C O M P D sw itch H igh Lim it 24 V A C Interlock * (Illus.
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SK300 Humidifier User Manual 8.1.2. Humidity controlled by humidifier (internal mode) Humidity controlled by humidifier, using SHR10 or SHC80 as space sensor. S H R 1 0 or S H C 80 A larm C o n ta ct C O M P D sw itch H ig h L im it 2 4 V A C...
SK300 Humidifier User Manual 8.1.3. Control Signals On BACNET SK300 Humidifier the selection of the control signal is made through the menu. See §11.2 Please wire the control input to terminal 3 and 4 as indicated on the diagram beside 0-10 2-10 0-20...
SK300 Humidifier User Manual 8.3. Controls Placement (steam dispersed into a duct or AHU) Typical humidifier control system should include along with the humidifier: A wall or return duct humidistat A high limit duct humidistat, An air proving switch. Placement of these devices is critical to proper operation of the overall system.
SK300 Humidifier User Manual BACnet® interface set-up 9.1. Locating BACnet interface PCB The BACnet interface PCB is located on the top right corner inside the electrical compartment. BACnet interface PCB. (Illus. 39) 9.2. BACnet® port and interface Dip switches setting 1 2 3 4 5 6 1 2 3 4 5 6 Not used...
SK300 Humidifier User Manual Front panel display features Alphanumeric Display: Indicates all operation parameters and the error messages (see section 14 – Trouble shooting). Push button button: Used to access into program mode. Up and Down button: Used to increase or decrease the controlled ...
SK300 Humidifier User Manual 10.1.1. ''OFF'' Mode When the rocker switch is in the ''OFF'' position, the display shows the model of the S KB 3 X X unit and the program version number. N EP r 1 . 5 ...
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SK300 Humidifier User Manual Display Description Comment No water Water has not reached the level probe L E V E L The humidifier has reached the number of hours of operation C L E A N I N G Cleaning required and requires cleaning of the evaporation chamber with no R E Q U I R E D interruption o fthe operation of the humidifier.
SK300 Humidifier User Manual 10.4. Programming mode To enter into programming mode you just have to push the button at any time, to advance the program function to the next programming step in the menu push the same button twice. Use the buttons to choose from the proposed values or to change value.
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SK300 Humidifier User Manual 0-10VDC, 2-10VDC, C T R L I N P 0-20mA or 4-20mA Control signal input selection. 2 - 1 0 V D C Default : 2-10VDC 0-10VDC, 2-10VDC, H U M . I N P 0-20mA or 4-20mA Humidity signal input selection.
SK300 Humidifier User Manual 10.5. User Adjustment & Diagnostic menu To enter to User adjustment & diagnostic menu: Press simultaneously (menu) and (down). Display Type Description Value SSR TmP Reading SSR Temperature reading 40 C WTR TOFF User Range: from -10˚C to +10˚C Water temperature offset user adjustment 100 C adjustment...
SK300 Humidifier User Manual Start up procedure We recommend to strictly following this start-up procedure in order to avoid any anomaly resulting from wrong cleaning of the components. In case of problem or discrepancy see section 14 – Trouble shouting guide. 1.
SK300 Humidifier User Manual Service 12.1. General The humidifier is set to give service demand on the alphanumeric display and on the CHECK light after is has reached the service hours setting (see section 10.4- Programming mode). The routine service is a cleaning of the evaporation chamber. ...
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SK300 Humidifier User Manual 8. Cleaning of the evaporation chamber Pour out any remaining water and scale that is on the bottom of the container To clean out the remaining scale from the container, use a stiff brush (synthetic filament only) and some vinegar or any weak acid for cleaning stainless steel.
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SK300 Humidifier User Manual 10. Re assembly of the evaporation chamber Rinse out the container and the cover with water. Check the cover gasket, and make sure that the gasket is well placed before to re-install the cover on the container. The water level sensor should be in front of the drain/fill connection of the evaporation chamber.
SK300 Humidifier User Manual Exploded view & Bill of Material 13.1. Exploded view S D U C a b in e t P la s tic g ril S te a m T ra p A s s e m b ly E v a p o ra tio n c h a m b e r b a s e S K 3 1 0 to S K 3 6 0 E v a p o ra tio n c h a m b e r b a s e...
SK300 Humidifier User Manual 13.2. Bill of material Item Description Model Part number SK302 to 306 SW CONTSMA-ASSY Container of evaporation chamber SK310 to SK330 SW CONTMED-ASSY SK340 & SK360 SW CONTLAR-ASSY SK302 to 306 (1 phase) SP 4018-M SK304 to 306 (3 phases) SP 4019-M SK310 &...
SK300 Humidifier User Manual Trouble shooting guide Problem Indicator Display Causes Corrective actions Power: Off Check for the main power Check: Off The humidifier is not supply and fuses. Humidifier does not powered. Check the transformer, the Blank display operate Fill: Off...
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SK300 Humidifier User Manual Problem Indicator Display Causes Corrective actions Verify the quality of the Power: On supply water. Verify if chemical products Check: On were used to clean the Excessive foaming evaporation chamber condition inside the F O A M I N G Humidifier is always during maintenance.
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SK300 Humidifier User Manual Problem Indicator Display Causes Corrective actions Power: On Check: On Humidifier is not 2 4 V A C External 24vac provided to Check the external operating and the Fill: Off S H O R T E D the humidifier is shorted.
SK300 Humidifier General conditions of sale & warranty 1. General 10. Return of good Goods received by the purchaser cannot be returned unless Unless otherwise arranged, in writing, the acceptance of the Order Confirmation by the purchaser includes acceptance of the a completed "R.M.A.
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