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Armstrong ElectroVap ERS-LC Installation And Operation Manual

Electric steam humidifier, 3 to 30 kg/h
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Electric Steam Humidifier
ERS-LC
3 to 30 kg/h
Installation and Operation Manual

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Summary of Contents for Armstrong ElectroVap ERS-LC

  • Page 1 Electric Steam Humidifier ERS-LC 3 to 30 kg/h Installation and Operation Manual...

  • Page 3: Table Of Contents

    ERS-LC Contents SAFETY INSTRUCTIONS 1.1 Introduction 1.2 Important notes 1.3 Declaration of conformity 1.4 RoHS Declaration PRODUCT PRESENTATION 2.1 Characteristics 2.2 Dimensions 2.3 Humidifier component parts 2.4 Important instructions INSTALLATION 3.1 Procedure 3.2 Water supply 3.3 Dispersion tube positioning 3.4 Steam outlet 3.5 BlowerPack fan unit 3.6 Drain water &...

  • Page 4: Safety Instructions

    1 - Safety instructions 1.1 INTRODUCTION You recently purchased the ElectroVap ERS-LC, and we hope you enjoy this product. Thank you for the trust you place in us. The safety instructions contained in this manual are intended for specialized, qualified and authorized personnel.

  • Page 5: Important Notes

    Armstrong guarantees that its devices are one (1) year warranty. Armstrong’s liability will be limited exclusively to Armstrong’s repair or replacement of the part or product, excluding labor, disassembly or installation costs. Armstrong may also decide to warranty refund the purchase price of the product or part of it, at its discretion.

  • Page 6: Declaration Of Conformity

    EN 61000-4-4 EN 61000-4-5 EN 61000-4-6 EN 61000-6-2 EN 61000-6-3 Humidifier DEVICE TYPE ElectroVap ERS-LC MODEL NAME 2007 MODEL YEAR Devatec CONSTRUCTOR 185 Boulevard des Frères Rousseau 76550 Offranville - FRANCE We the undersigned, hereby declare that the equipment specified above conforms to the above Directive(s) and Standard(s).

  • Page 7: Product Presentation

    ERS-LC 2 - Product presentation 2.1 CHARACTERISTICS The ERS-LC is an electric humidifier, designed for air humidification in air handling unit. Like all the others humidifiers of the range, it is compatible with the Blower Pack. 1. One steam humidifier with a stainless steel tank supplied with an on/off or proportional control and technical documentation 2.

  • Page 8: Dimensions

    ERS-LC 2.2 DIMENSIONS Front Side Marks A Width B Height C Depth D Overflow draining - Front view E Steam outlet Weight in operation Gross weight (packed) RAL7035 powder coated metal case Pictures and values are not contractual - The devices may be subject to changes without notice...

  • Page 9: Humidifier Component Parts

    ERS-LC 2.3 HUMDIFIER COMPONENT PARTS Steam hose On/ Off switch Ø12x16 mm water feed hose Power contactor Ø16x27 mm hose clamps Wire tunnel Filling cup Ø18x22 mm overflow hose Tank Water inlet valve Resistor Display board Anti-limestone system Main PCB board & Transformer Drain valve Water level management board Water level detector...

  • Page 10: Important Instructions

    ERS-LC 2.4 IMPORTANT INSTRUCTIONS • Ambient temperature : between 5 and 40°C • Ambient humidity : < 80% Relative humidity • Back side : this component heats during operation (up to 60°C). Make sure that the support of the device is not made of a heat-sensitive material. •...

  • Page 11: Installation

    ERS-LC 3 - Installation 3.1 PROCEDURE • Using the drilling template that came with the device, mark and drill where indicated (holes depending on the selected dowels and support materials). • Put the dowels in the holes. • Screw the top screws into the dowels (Ø6mm), let them protrude by about 10 mm. •...

  • Page 12: Water Supply

    ERS-LC 3.2 WATER SUPPLY 3.2.1 Water recommendations The device is designed to be used with : Potable water : According to 98/83/EEC directive, TH must be less than 40°fH and higher than 30 µS/cm. (Natural) Soft water : • If water conductivity is higher than 30 µS/cm, use an electrode level sensor (standard potable water).

  • Page 13: Dispersion Tube Positioning

    ERS-LC 3.3 DISPERSION TUBE POSITIONING Steam dispersion tubes : the steam from the humidifier is injected in a duct or an air handling unit via a steam 100 mm dispersion tube. In order to obtain the best performance of the humidifier, select the longest pipe. Øa Øb 3.3.1 Selection of steam dispersion tube...
  • Page 14 ERS-LC 3.3.2 Dispersion tubes mounting For ensuring the best steam dispersion possible, we would recommend installing the steam tubes in either diameter as in the two methods described underneath (valid for both Ø25 mm, Ø40 mm). Step 1 - Installation into a duct Step 2 - Installation at the end of the tube (into the duct) Make the "d"...
  • Page 15 This calculation table is to be used for temperatures between 20°C and 25°C ( Maximum air speed 5m/s). For calculated distances, contact your Armstrong agent. 3.3.5 Minimal humidification distance The steam dispersion pipes must be positioned after the minimum specified absorption distance. Please follow the guidelines depending on the configuration of your air handling unit.
  • Page 16 • A high humidity limit humidistat must be installed in the duct to stop the humidifier in case the level of humidity exceeds the preset value. • If the recommended distances cannot be met, please contact Armstrong or their authorized agent for an alternative solution.
  • Page 17 ERS-LC H1 = 110 mm = Minimum height between the duct floor and the axle of the steam pipe. H2 = 140 mm minimum for a standard mounting / 110 mm minimum for a stair mounting. H3 = 160 mm = Minimum height between the axle of the dispersion tube and the top of the duct wall. The H3 distance can be 80 mm at the shortest, if the steam pipe is installed at a 30°...
  • Page 18 ERS-LC In vertical ducts where the air flow is upward In duct with limited height, the distribution or downward, the steam distribution pipe(s) pipe(s) can be tilted by 30° to get the 80 mm must be tilted by 15° sideways. minimum height.

  • Page 19: Steam Outlet

    ERS-LC 3.4 STEAM OUTLET 1. Use preferably hose from our supply. NB : when new hoses are installed, a smell of burnt plastic may be smelt during the first running of the steam humidifier. This is normal and will eventually diminish. ERS-LC Model ERS-LC 3-15 ERS-LC 20-30...

  • Page 20: Blowerpack Fan Unit

    ERS-LC 3.5 BLOWERPACK FAN UNIT If there is no ventilation system, there are 3 types of fan units to disperse steam in the area type : ▪ BP 10 for flow rates up to 10kg/h ▪ BP 30 for flow rates up to 33kg/h ▪...

  • Page 21: Drain Water & Condensate Draining

    3.6 DRAIN WATER & CONDENSATE DRAINING The following drawings show the water draining connections that should be made. 1. The Armstrong supplied drain hose should be used : • ERS-LC : 1 m of Ø 25 mm drain hose with 2 hose clamps (supplied).

  • Page 22: Water Cooling Kit Option

    ERS-LC 3.7 WATER COOLING KIT OPTION 3.7.1 Functioning This equipment cools the humidifier's drain water and provides an outlet temperature of 65°C with a supply water of 15 ° C at a distance of 1 m after the cooling kit. Each time the humidifier is drained, the valve (7) of the cooling kit opens, and cold water is injected into the tube (11), allowing the drain water to cool.

  • Page 23: Electrical Connections

    ERS-LC 3.8 ELECTRICAL CONNECTIONS All work on the electrical parts must be carried out by qualified and authorized personnel. In addition, before making any electrical connections, check that your installation has been determined from the values in the table above. 3.8.1 Technical data Pictures and values are not contractual - The devices may be subject to changes without notice...
  • Page 24 ERS-LC 1. Power disconnector and circuit breaker 2. Power supply cable 3. Electrical compartment Since the risk of electric shock can be fatal, it is necessary to install circuit breakers. Install a differential electrical circuit breaker at the top of the network supplying the humidifiers inside the general switchboard.
  • Page 25 ERS-LC E) U=3x208-220-230V ERS-LC Q2 : 3 poles Power in 208-230V 50-60Hz Q1 : 2 poles 2A GROUND F) U=3x440-460-480-575-600V ERS-LC 7 - 30 Q2 : 3 poles Power in xxx VAC 50-60Hz Q1 : 2 poles T : Transformer prim: 460V / sec:230V S= 100 VA (see next page)
  • Page 26 ERS-LC 3.8.2 OPTIONAL TRANSFORMER TheERS-LC humidifiers are electrically supplied in 3 x-XXX VAC + T + N. If your installation does not have a neutral, it is possible to add a transformer option that allows, at lower cost, to replace a neutral line. ERS-LC 3-30 Power External...
  • Page 27 ERS-LC The connection of the options below must be done with a flexible cable of 0.75 mm² maximum. 3.8.3 REMOTE INFORMATION BOARD (OPTION) Contact can be modified in NO or NF by wiring as per the following diagrams (ex: wiring on 30 & 31 = NO contact).
  • Page 28 ERS-LC 3.8.5 MODBUS RTU & BACNET MSTP COMMUNICATION PARAMETERS At the risk of communication errors, the network must consist exclusively of humidifiers. The requests passing on the BUS must in no case exceed 15 bytes. ModBus RTU Bacnet MSTP Communication speed 2400/ 4800/ 7200/ 9600/ 14400/ 19200/ 28800/ 38400/ 57600/ 115200/ 230400 bauds Defaut : 9600 Packet size...
  • Page 30 ERS-LC 3.8.7 WIRING DIAGRAMS ERS-LC 3 - 5 (MONOPHASE) Amperage Fuse function Protection of power contactor coil Protection of the inlet valve coil Protection of the drain valve coil Protection of the electronic boards Pictures and values are not contractual - The devices may be subject to changes without notice...
  • Page 31 ERS-LC ERS-LC 5/3 - 15 (THREE-PHASES) Pictures and values are not contractual - The devices may be subject to changes without notice...
  • Page 32 ERS-LC ERS-LC 20 & 30(THREE-PHASES) Pictures and values are not contractual - The devices may be subject to changes without notice...

  • Page 33: Temperature Sensor Connection

    ERS-LC 3.9 TEMPERATURE SENSOR CONNECTION HUMIDIFIER ERS-LC 3 & 5 EN 1X230V 1,9KW-230V 4,3KW-230V HUMIDIFIER ERS-LC 8 EN 3X208-230V 1,9KW-230V 1,9KW-230V 1,9KW-230V Pictures and values are not contractual - The devices may be subject to changes without notice...
  • Page 34 ERS-LC HUMIDIFIER ERS-LC 5/3 À 15 EN 3X380V À 600V 3X380 - 400 - 415V 1,9KW-277V 1,9KW-277V 1,9KW-277V 1,9KW-230V 1,9KW-230V 1,9KW-230V 4,3KW-277V 4,3KW-277V 4,3KW-277V 4,3KW-230V 4,3KW-230V 4,3KW-230V 3X575-600V 3X440 - 460 - 480V 1,9KW-346V 1,9KW-346V 1,9KW-346V 1,9KW-277V 1,9KW-277V 1,9KW-277V 4,3KW-346V 4,3KW-346V 4,3KW-346V 4,3KW-277V 4,3KW-277V 4,3KW-277V Pictures and values are not contractual - The devices may be subject to changes without notice...
  • Page 35 ERS-LC ERS-LC HUMIDIFIER 20 & 30 EN 3X380V-600V 3X380 - 400 - 415V 4,3KW-277V 4,3KW-277V 4,3KW-277V 4,3KW-277V 4,3KW-277V 4,3KW-277V 4,3KW-230V 4,3KW-230V 4,3KW-230V 4,3KW-277V 4,3KW-277V 4,3KW-277V 3X440 - 460 - 480V 4,3KW-277V 4,3KW-277V 4,3KW-277V 1,9KW-277V 1,9KW-277V 1,9KW-277V 4,3KW-277V 4,3KW-277V 4,3KW-277V 4,3KW-277V 4,3KW-277V 4,3KW-277V 3X575 - 600V...
  • Page 36 ERS-LC 3.9.1 Water level management board (ref. 500852/4) Devatec Ref: 500851/02 Numbers of the water level management board (ref. 500852/4) DETECTEUR DE NIVEAUX Electrode Water Level Sensor Connections Float water level connection White wire Blue wire Pictures and values are not contractual - The devices may be subject to changes without notice...

  • Page 37: Control Connection

    (and) terminals 1 & 2 duct pressure switch 1 2 3 4 Safety switch Sensor Armstrong Sensor 0_10 V V+ g Rh Humidity sensor Armstrong 1 2 3 4 Sensor 0 _ 5 V...

  • Page 38: Setting Up

    ERS-LC 4 - Setting up Before putting the humidifier in operation, please make sure that your installation is in conformity with the manufacturer’s technical specifications. Remove the blocking ring from the cylinder • Make sure that the blue anti-bubble hose is correctly set inside the The blue anti-bubBle filling cup hose must be present...

  • Page 39: Software Assistant

    ERS-LC 5 - Software assistant 5.1 MENU INFORMATION (read only) HUMIDIFIER HUMIDIFIER STATUS SETUP V : X.XX.XXX ERS-LC : VERSION CODE ERS-LC: XXX 3X400V FILLING TANK If the tank is empty: it displays that the tank filling is in process IN PROCESS AQUASTAT If Aquastat is “ON”= Frost protection...
  • Page 40 ERS-LC REMOTE STOP Stop the unit by Modbus or Bacnet NETWORK HIGH LIMIT Means that the high limit switch is opened SWITCH IS OPEN RH SENSOR With RH sensor only: it means that the RH sensor is not ERROR connected STEAM DEMAND Steam Demand % XXX %...

  • Page 41: Setup Menu

    . 4 - 20mA CONTROL, 0 - 5V CONTROL, 0 - 10V CTRL SIGNAL TYPE CONTROL, 2 - 10V CONTROL . XXXX XXX . Armstrong SENSOR, 0 - 5V SENSOR, 0 - 10V SENSOR. . DIGITAL SENSOR, DIGITAL CTRL. Display when a RH sensor is used...
  • Page 42 ERS-LC AQUASTAT SETTING AQUASTAT setting: Off or On : frost system enable or disable Maximum temperature wanted 65°C > °C > 95°C 149°F > °F > 203°F AQUASTAT SP XX °F XX °C WATER TYPE USED Water type: “TAP WATER”, “DI WATER”, “PARTIAL DI XXXX XXXX WATER”, “SOFTENED WATER”...

  • Page 43: Control System Menu

    ERS-LC 5.3 CONTROL SYSTEM MENU HUMIDIFIER CONTROL CONFIGURATION SYSTEM : Contactor 0: off / 1 on : Fill Valve 0 closed / 1 opened K FV DV LV : Drain Valve 0 closed / 1 opened : Levels 0: Low level, filling 1 : filling + production 2 : pulse filling 3 : stop filling...
  • Page 44 ERS-LC Alarm status A2 0: no fault/ 1: fault A6 LV DV TIMER Levels 0, 1, 2, et 3 Drain Valve 0: closed/ 1: opened TIMER: Timeout Alarm A6 Alarm status A2 0: no fault/ 1: fault A7 LV D% TIMER Levels 0, 1, 2, et 3 Fill Valve...

  • Page 45: Change Settings Menu

    ERS-LC 5.4 CHANGE SETTINGS MENU Procedure to enter the access code: : • Press the "1" key: the first cross flashes. • Press the "2" key to increase the number or the "3" key to decrease it. • Once you have reached the desired number of the code, press the "1"...
  • Page 46 ERS-LC HUMIDIFIER HUMIDIFIER STATUS CONFIGURATION FRANCAIS / ENGLISH LANGUAGE: XXXX CHANGE UNIT TYPE: ERS model (see range) ERS-LC XX Selection of power heating ( 2x220, 2x230, 3x208, CHANGE VOLTAGE: 3x220, 3x230, 3x380, 3x400, 3x415, 3x440, 3x460, X.XXX V 3x480, 3x575, 3x600, 3x690) TOTAL GROUP Adjusts the total production of the ERS group (Master / PROD.:...
  • Page 47 ERS-LC SELF CHECKING Start up of self-checking system (“YES” or “NO”) CALIBRATION CTRL Calibration of control signal (-10% at +10%) SIGNAL: XX % CALIBRATION T° RIGHT: Calibration of the tank temperature sensor (-5% at XX % +5%). For the ERS 2 tanks: righ temperature. CALIBRATION T°...

  • Page 48: Maintenance Alerts

    ERS-LC 5.5 MAINTENANCE ALERTS This message is displayed 50 hours after the first start-up. It is then necessary to check the tightness of the M1: CHECKING 50hr electrical and hydraulic connections (steam pipe, drain circuit, water supply, etc.). The device is not stopped. M2: MAINTENANCE The maintenance timer has arrived at 0, it is necessary to maintain the device.

  • Page 49: Fault Messages

    ERS-LC 5.6 FAULT MESSAGES Meaning : A1: TANK TEMP. The temperature inside the tank is too high: > 110 ° C. OVER-HEAT The heating elements are no longer completely immersed. In that case : When this message appears, the tank is drained, the general fault contact is activated and the unit is then stopped.
  • Page 50 ERS-LC Meaning : A2: DEFECTIVE The filling of the tank is not carried out correctly. The water level does TANK FILLING not reach the low water detection level. (Maximum duration of filling before alarm: 20 min). Meaning : A3: FILLING That the filling of the evaporation zone does not take place correctly.
  • Page 51 ERS-LC Meaning : A4: TEMP. SENSOR This means that the temperature sensor either fails or does not work DISCONNECTED correctly. In that case : When this message appears, the tank is drained, the general fault contact is activated and the unit is then stopped. Causes and remedies Ground connexion...
  • Page 52 ERS-LC Meaning : A6: HIGH This means that the high level is continuously activated (time before LEVEL BLOCKED detection: 14 minutes). In that case : When this message appears, the tank is drained, the general fault contact is activated and the unit is then stopped. Causes and remedies 1.
  • Page 53 ERS-LC Meaning : A7: VAPORIZATION The vaporization time between level 3 and 1 is too long. TOO LONG In that case : When this message appears, the tank is drained, the general fault contact is activated and the unit is stopped. Causes and remedies 1.
  • Page 54 ERS-LC Meaning : A9: COMPLETE The drain valve is defective. DRAIN TOO LONG In that case : When this message appears, the tank is drained, the general fault contact is activated and the unit is then stopped. Causes and remedies 1.

  • Page 55: Maintenance

    ERS-LC 6 - Maintenance 6.1 STAINLESS STEEL TANK Drain the tank out by pressing the manual drain button (s.a. pic- ture n°1). Wait for complete draining and allow the tank to cool down (if this feature has been enabled). Cut off the power supply at the power switch-board and power off the ERS-LC humidifier (s.a.
  • Page 56 ERS-LC After making an alignement mark on both the body and the cover, put the heating element assembly on the top of the humidifier (s.a. picture n° 6). Put a container or the optional flexible lime collecting bag on ground and empty the boiler contents in it (s.a. picture n° 7). Take care : the tank gasket should be changed whenever the boi- ler is maintained (s.a.

  • Page 57: Drain Valve

    ERS-LC 6.2 DRAIN VALVE The drain valve should be maintained whenever the steam cylinder is maintained or changed. Once the steam cylinder has been pulled out (please refer to the « cleaning of the steam cylinder » page ), disconnect the drain valve supply wires.

  • Page 58: Inlet Valve

    ERS-LC 6.3 INLET VALVE The inlet valve should be maintained every 6 months as a minimum and after 50 hours operation. Isolate the water supply and remove the water supply hose from the valve. Disconnect the electrical wires from the coil. Untighten the collar clamp and remove the water feed hose.

  • Page 59: Water Level

    ERS-LC 6.4 WATER LEVEL DETECTOR DETECTOR MAINTENANCE HAS TO BE DONE DURING EACH TANK MAINTENANCE: • Disconnect the cables from the water level sensor (1), unscrew the retaining collar from the pressure equalizing tube and disconnect it from the tank cover.

  • Page 60: Spare Parts

    ERS-LC 6.5 SPARE PARTS 6.5.1 Stainless steel tank Code Description Stainless steel cylinder S.S. cover with Ø25 or Ø40mm outlet D36279 Heating element 1,9KW (230V) 930547 Heating element 1,9KW (277V) 930543 Heating element 1,9KW (346V) D36280 Heating element 4,3KW (230V) 930548 Heating element 4,3KW (277V) 930544...
  • Page 61 ERS-LC 6.5.2 Inlet valve Code Description 930160 Water inlet valve coil Water inlet valve body N2 D83496 3/4" nut D36284 Water inlet valve Not for retail sale 6.5.3 Water level detector Code Description D94062 Water level assembly ERS-LC 930588 EPDM70 « O » ring Ø88x3 mm 930587 Water level sensors (set of 4) eyelet terminal...
  • Page 62 ERS-LC 6.5.4 Drain valve Code Description Drain valve body 930307 Drain valve O ring (bag of 10) 930189 Drain valve solenoid coil 930161 Insert (+ drain valve coil) 930220 Complete drain valve D92436 6.4.5 Drain cups Code Description ERS-LC upper & lower drain cups 930359 Pictures and values are not contractual - The devices may be subject to changes without notice...
  • Page 63 ERS-LC 6.4.7 Electrical part Only for RTH with 2 tanks Not for retail sale Pictures and values are not contractual - The devices may be subject to changes without notice...
  • Page 64 Rev 8 Printed in Europe – 2019/07 © 2019 Armstrong International, SA...

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