Neptronic SKS4-100-SLP Installation Instructions And User Manual

Neptronic SKS4-100-SLP Installation Instructions And User Manual

Sks4 series steam to steam humidifier
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Steam to Steam Humidifier
SKS4 Series
Installation Instructions and User Manual
READ AND SAVE THESE INSTRUCTIONS
SKS4-CE-ESA-180911

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Summary of Contents for Neptronic SKS4-100-SLP

  • Page 1 Steam to Steam Humidifier SKS4 Series Installation Instructions and User Manual READ AND SAVE THESE INSTRUCTIONS SKS4-CE-ESA-180911...
  • Page 2: Safety

    Health & Safety Neptronic has considered the aspects of the design of their humidification systems to reduce as much as possible the risk of Legionnaires’ disease and other similar conditions, but it is important that users are also aware of their responsibilities.
  • Page 3: Foreword

    SKS4 Steam to Steam Humidifier 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.
  • Page 4: Table Of Contents

    Union Dimensions and Installation ....................22 Typical Raw Steam Installation ......................22 Steam Supply Size ......................... 23 Raw Steam Supply and Condensate Installation ................23 Typical HTHW Installation ......................... 24 HTHW Supply Size ........................24 www.neptronic.com Page | - 3 -...
  • Page 5 List of Alarms ............................. 46 Start-up Procedure ..........................47 Initial Verification ..........................47 Start-Up ............................. 48 Service ..............................49 Cleaning the Humidifier ........................49 Strainer Maintenance ........................51 Troubleshooting ............................ 52 Notes ..............................53 www.neptronic.com Page | - 4 -...
  • Page 6: Overview

    Exercise caution before lifting to ensure that the load is balanced. Lifting of the SKS4 humidifier MUST always be carried out using the appropriate Neptronic Lifting bracket. The lifting sling angle must be greater than 30˚ to the horizontal. Refer to Dimensions and Weight section for system dry weights.
  • Page 7: List Of Accessories Supplied

    Material & Pressure Range of Code Heat Exchanger Copper High pressure Stainless Low Pressure Note: (HP) High Pressure = 689 kPa max (LP) Low Pressure = 103.4 kPa max Illustration 2 - SKS4 Humidifier Nomenclature www.neptronic.com Page | - 6 -...
  • Page 8: Steam Output Capacities

    2 - Raw steam or HTHW pressure at actual point of connection to humidifier. 3 - Maximum static duct pressure is 1.250 kPa. For higher static duct pressures, please consult Neptronic or its authorized distributor. www.neptronic.com Page | - 7 -...
  • Page 9: Steam Output Capacities For Hthw Supply

    68.1 54.5 45.4 36.3 22.7 13.6 272.4 2000 181.6 1000 113.5 104.4 90.8 77.2 68.1 54.5 45.4 36.3 22.7 13.6 544.8 2000 363.2 1000 227.0 208.8 181.6 154.4 136.2 109.0 90.8 72.6 45.4 27.2 www.neptronic.com Page | - 8 -...
  • Page 10 SKS4-200-CHP capacity up to 172 kg/hr, depending on flow, peak temperature and pressure drop.  SKS4-333-CHP capacity up to 287 kg/hr, depending on flow, peak temperature and pressure drop.  SKS4-667-CHP capacity up to 574 kg/hr, depending on flow, peak temperature and pressure drop. www.neptronic.com Page | - 9 -...
  • Page 11: Dimensions And Weight

    Illustration 4 - SKS4 Humidifier Dimensions Table 4 - Dimensions and Weight (Stainless Steel Heat Exchanger) Dimensions (cm) Weight (kg) Heat Heat Model Exc. Exc. Empty Operation 26.9 SKS4-100-SLP 50.2 116.2 66.5 110.6 17.8 25.4 20.2 26.9 SKS4-130-SLP 50.2 116.2 66.5...
  • Page 12: Weather Proof Enclosure

    Power Supply and Electrical Controls Illustration 5 - Weather Proof Enclosure Dimensions Table 6 - Weather Proof Enclosure Dimensions and Weight (Stainless Steel Heat Exchanger) Dimensions (cm) Weight (kg) Model Empty In Operation SKS4-100-SLP SKS4-130-SLP SKS4-190-SLP 117.2 116.6 130.9 216.5 214.9 SKS4-290-SLP...
  • Page 13: Installation Overview

    Step 6: Electrical Supply Connections Step 7: Electrical Control Connections Clean Steam Outlet(s) Control Panel Power Supply and Electrical Controls Main Drain Outlet Pan Drain Outlet Water Supply Inlet Legs (Optional) Illustration 6 - SKS4 Humidifier Overview www.neptronic.com Page | - 12 -...
  • Page 14: Step 1 - Unit Positioning And Mounting

    The SKS4 humidifier must be installed in a way that ensures that the steam hose length is kept to the shortest possible length.  The SKS4 humidifier must be installed with provision for the steam supply piping connections and steam condensate trap installation. www.neptronic.com Page | - 13 -...
  • Page 15: Positioning

    27.4" (69.5 cm) 7.6" (19 cm) Rod and Nuts 3/8" (M10) minimum 43.5" (110 cm) Lifting and Hanging Bracket Illustration 8 - Minimum Clearances for Models SKS4-100 & 130-SLP, SKS4-200-CHP (Ceiling Mounted) www.neptronic.com Page | - 14 -...
  • Page 16: Step 2 - Steam Distribution Pipe Installation

    Correct Installation Correct Installation Humidifier with 2 S.A.M.E2 manifolds humidifier with Multisteam. Min. 7° Min. 7° Static pressure + 2'’ (50mm) Static pressure + 2'’ (50mm) Illustration 10 - Steam Distribution Pipes: Correct Installation www.neptronic.com Page | - 15 -...
  • Page 17: Steam Dispersion System Selection

    Installation Instructions and User Manual Steam Dispersion System Selection In order to prevent the accumulation of condensation in air ducts, Neptronic has designed three basic configurations of steam distribution systems to provide the most economical solution for any particular application.
  • Page 18: Steam Dispersion General Recommendations

    100mm for capacities up to 200kg/h 125mm for capacities up to 314kg/h  For all humidifiers having a capacity below 100kg/h, use standard Neptronic S.A.M.E2 steam distribution pipes. A Multi-Steam system can be offered if shorter absorption distances are required.
  • Page 19 Placement of Steam Pipe in Vertical Duct 2 Pipes 3 Pipes 36’’ minimum 24’’ minimum (900mm) (600mm) 1/4 W 1/2 W 1/4 W 1/6 W 1/3 W 1/3 W 1/6 W Illustration 16 - Pipe Placement: Vertical Duct www.neptronic.com Page | - 18 -...
  • Page 20: Steam Pipe Work To Duct Connections With S.a.m.e2

    Steam Distribution Manifolds (S.A.M.E2) minimum length = 35" (900mm) Illustration 17 - SKS4-100-SLP Steam Pipe Connections Models SKS4-130-SLP & SKS4-190-SLP For these models, a single Ø76mm feed pipe must be connected to three S.A.M.E2 steam manifolds with a suitable reduction at the lowest point to allow a Ø15mm condensate drain from the main steam supply.
  • Page 21: Multi-Steam System

    Installation Instructions and User Manual Multi-Steam System Selection of Multi-Steam System  For all Multi-Steam units, use the Neptronic Humidisoft program to size the unit.  Where two Multi-Steam units are required (duties in excess of 314kg/h), make your selection using the following rules: Divide the air flow volume in half.
  • Page 22: Steam Pipe Work To Duct Connections With Multi-Steam

    Total length of steam conduit must not exceed 16 feet (5m). Illustration 21 - SKS4-100-SLP to SKS4-690-SLP, SKS4-200-CHP Steam Pipe Connections Models SKS4-950 & 1250-SLP, SKS4-333 & 667-CHP For these models, two Ø100mm or Ø125mm steam outlets must be connected to two Multi-Steam with a suitable reduction at the lowest point to allow a Ø15mm condensate drain from the main steam...
  • Page 23: Step 3 - Hthw / Raw Steam Supply Connection

    After installation, field piping and humidifier steam piping must be checked for leaks. All leaks MUST be sealed prior to commissioning the Humidifier.  Do not use thermostatic or thermodynamic traps for condensate from heat exchanger. www.neptronic.com Page | - 22 -...
  • Page 24: Steam Supply Size

    30cm below the condensate outlets, with condensate pocket fitted before the trap.  Thermostatic type steam traps are recommended as the small capacity trap to eliminate condensate from the raw steam line. www.neptronic.com Page | - 23 -...
  • Page 25: Typical Hthw Installation

    Install the actuated valve (AM060 actuator with globe valve) between 20 to 30 degrees from vertical in order to reduce the convection heat to the actuator. 20-30º ELECTRIC ACTUATOR VALVE BODY STEAM SUPPLY SIDE FLOW DIRECTION Illustration 25 - Control Valve Orientation and Angle www.neptronic.com Page | - 24 -...
  • Page 26: Step 4 - Water Supply Installation

    For normal operation, pre-treatment of water is not necessary.  As the humidifier is equipped with the Neptronic Anti-Foaming Energy Conservation (AFEC) system, which drains the humidifier in the presence of foam to ensure clean and safe operation, the use of softened water is not recommended.
  • Page 27: Step 5 - Water Drain Connection

    No drain trap is required on the main drain. SKS4 Ø ⅞ ” (22mm) Ø 1 ⅜” (35mm) Drip Pan Building water drain Ø 1 ½” (40mm) minimum Illustration 27 - Water Drain Connections www.neptronic.com Page | - 26 -...
  • Page 28: Stage 6 - Electrical Supply Connections

    Do not use raw steam or HTHW piping as an electrical ground. Disconnect Switch Illustration 28 - Power Supply Connection Electrical Power Supply The SKS4 humidifier requires the following single phase power supply: Model Voltage Current SKS4-XXXX-230 240Vac - 1ph 0.75A www.neptronic.com Page | - 27 -...
  • Page 29: Step 7 - Electrical Control Connections

    The Printed Circuit Board (PCB) is equipped with an advanced microprocessor, which controls all of the functions of the humidifier. All electrical control connections have been grouped alongside the bottom left corner of the PCB. www.neptronic.com Page | - 28 -...
  • Page 30: Safety Contact Connections

    Each series has one Normally Closed contact and one Normally Open contact.  It is recommended to use the Normally Closed contact, as this contact will open in the event of a humidifier fault. www.neptronic.com Page | - 29 -...
  • Page 31: Humidifier Control

    TB4 1 and TB4 3, 4 and/or 5. To configure the source of the signal(s), access the Control sub-menu located in the Installation menu (see page 42). Humidity Control by Humidistat (External Mode) Humidity controlled externally, using HRO20 humidistat: Illustration 32 - Control Signal from HRO20 Humidistat www.neptronic.com Page | - 30 -...
  • Page 32: Humidity Control By Humidifier (Internal Mode)

    Illustration 33 - Control Signal from HRO20 Humidistat with Remote Humidity Sensor (SHR10 or SHC80) Humidity Control by Humidifier (Internal Mode) Humidity controlled internally, using SHR10 or SHC80 as space sensor: Illustration 34 - Humidity Signal from Remote Humidity Sensor (SHR10 or SHC80) www.neptronic.com Page | - 31 -...
  • Page 33: Network Communication

    Installation menu (see page 42). To setup the communication parameters, access the Integration menu (see page 44). Note: BACnet MS/TP is configured by default. For Modbus RTU connection, please consult factory. Illustration 35 - Network Communication Connections www.neptronic.com Page | - 32 -...
  • Page 34: Controls Placement (Steam Dispersed Into A Duct Or Ahu)

    Return SHC80 Humidity sensor Steam dispersion manifold Or room HRO20 humidistat High limit SHC80 for VAV application only SHH8 High limit humidistat Illustration 36 - Controls Placement (Steam Dispersed into a Duct or AHU) www.neptronic.com Page | - 33 -...
  • Page 35: Steam Actuated Valve

    SKS4 Steam to Steam Humidifier Installation Instructions and User Manual Steam Actuated Valve  For models SKS4-100-SLP to SKS4-950-SLP, SKS4-200 & 333-CHP (1 control valve), connect the humidifier to the actuated valve (AM060 actuator with globe valve) as per the following illustration. ...
  • Page 36: Controller Configuration

    Back/Menu Button the Main Menu page from the Idle Screen. The enter button is used to advance to the next sub-menu, to Enter Button access the selected option or to confirm set parameter value. www.neptronic.com Page | - 35 -...
  • Page 37: Idle Screen

    Grants access to General, User and Service menus. 4433 Installation Grants access to General, User, Service and Installation menus. 5544 Integration Grants access to General, User, Service, Installation and Integration menus. Note: To modify or retrieve lost passwords, please contact factory. www.neptronic.com Page | - 36 -...
  • Page 38: Menu Navigation And Configuration

    Note: Available settings and range selections may vary depending on current configuration. The tables in the following sections display all the possible selections. The Description/Notes column indicates the conditions required for the associated setting to appear. www.neptronic.com Page | - 37 -...
  • Page 39: Menu - General

    (Only appears if ModHLProfile is set to InternAnalog or SupplyHLReadingSrc is set to SupplyHLRH.) Displays whether a water leak has been detected. WtrLeakDet: * (Ok, Leak) If Leak is displayed, it indicates that there is a leak within the water line. www.neptronic.com Page | - 38 -...
  • Page 40 Download required, Download in progress, Displays the current system status. Non-operational, Backup in progress) Vendor: Neptronic Displays the name of the vendor of the product. (Always Neptronic) Model: Displays the humidifier model name. FirmwareRev: Displays the latest firmware revision. CoreVersion: Displays the current application software version.
  • Page 41: Menu - User

    Select whether to enable or disable the key press sound. Interface Language: English (Language options vary based on region.) Select the device language. Select whether to use a metric or imperial system of units for the local Units: Metric Metric, Imperial device. www.neptronic.com Page | - 40 -...
  • Page 42: Menu - Service

    None, Reset Alarms, Drain, Reset Counters initiate a drain cycle or reset warning alarms. Extended Config WaterProbeAutoCalib: Always None, Once, Always Select the frequency of the auto calibration setting for the water level sensor. www.neptronic.com Page | - 41 -...
  • Page 43: Menu - Installation

    Select the signal type for the control demand analog input. Select the signal type for the room humidity analog input. (Only appears if ControlProfile is set to InternAnalog or RoomRHSrc is RoomRHSigType: 0-10Vdc 0-10Vdc, 2-10Vdc, 4-20mA, 0-20mA set to RoomRH.) www.neptronic.com Page | - 42 -...
  • Page 44 When set to Off, the TankRinseInterval setting is disabled if the humidifier is turned on. Select whether to enable automatic rinse cycles while the humidifier is turned off. TankRinseOff: Off, On When set to Off, the TankRinseInterval setting is disabled if the humidifier is turned off. www.neptronic.com Page | - 43 -...
  • Page 45: Menu - Integration

    Select the Modbus communication port configuration. Odd Parity, 1 Stop bit BaudRate: 19200 9600, 14400, 19200, 38400, 57600 Select the baud rate for data transfer. Extended IP0:192.168.92.101: SysLogIF: Select the IP address for the system log interface. Config 2971 www.neptronic.com Page | - 44 -...
  • Page 46 Current value Displays the actual default gateway. ActualDnsServer: Current value Displays the actual DNS server. ETHSettings Displays the MAC address of the Ethernet interface. EthernetMacAdd: Current value (Only applicable if using an Ethernet connection.) www.neptronic.com Page | - 45 -...
  • Page 47: List Of Alarms

    Indicates that the due date for servicing the humidifier has arrived. See Service ServiceDue Manual ** section on page 49 for details. * Use Reset Alarms function in Request setting (see page 41). ** Use Reset Counters function in Request setting (see page 41). www.neptronic.com Page | - 46 -...
  • Page 48: Start-Up Procedure

    Verify that the setpoints are properly adjusted. 17. Turn the power on using the disconnect switch or circuit breaker. 18. Confirm the control set-up of the humidifier and verify that the setpoints are properly adjusted. www.neptronic.com Page | - 47 -...
  • Page 49: Start-Up

    5. Once the drain cycle is complete, restart the humidifier by pressing and holding the Power button for 3 seconds. 6. Reset the Airflow switch if needed. 7. The humidifier is now ready for normal operation. www.neptronic.com Page | - 48 -...
  • Page 50: Service

    CAUTION: Risk of electric shock. The electric supply of the humidifier must be shut down. Disconnect the power at the External Breaker/Fused Disconnect before commencing servicing. Once the drain cycle is complete, remove the power supply to the humidifier at the disconnect switch or the breaker. www.neptronic.com Page | - 49 -...
  • Page 51 Ensure that the water inlet aperture is not blocked. 2. Remove the excess water using the manual drain valve, in order to clean the scale pan area. 3. Close the manual drain valve. Illustration 43 - Manual Drain Valve www.neptronic.com Page | - 50 -...
  • Page 52: Strainer Maintenance

    3. Clean the meshing cap by removing any debris located inside of it. 4. Reassemble the meshing in the strainer body using the cap. 5. Reopen the steam supply on the steam supply line. www.neptronic.com Page | - 51 -...
  • Page 53: Troubleshooting

    The display FFC cable is not Humidifier is producing cable are properly secured and are on connected properly. steam (Screen turned Off, the correct side. Status Display LED: Blue) The LCD display is defective. Replace the LCD display. www.neptronic.com Page | - 52 -...
  • Page 54: Notes

    Notes...
  • Page 56 400 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)

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