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Vent-Axia Lo-Carbon Sentinel Econiq Cool-Flow Installation And User Manual
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Vent-Axia Lo-Carbon Sentinel Econiq Cool-Flow Installation And User Manual

Vent-Axia Lo-Carbon Sentinel Econiq Cool-Flow Installation And User Manual

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
Lo-Carbon Sentinel
Econiq Cool-Flow
Installation and User Guide Instructions
Original instruction
PLEASE READ THESE INSTRUCTIONS CAREFULLY
BEFORE COMMENCING INSTALLATION OR OPERATION.
PLEASE REFER TO ACCOMPANYING DOCUMENTATION
FOR INFORMATION SPECIFIC TO YOUR UNIT.
PLEASE RETAIN THESE INSTRUCTIONS WITH THE
PRODUCT.
Stock Ref. N°
413887 - Sentinel Econiq Cool-Flow Wall Mounted
413888 - Sentinel Econiq Cool-Flow Floor Mounted
Copyright © 2024 Vent-Axia. All rights reserved.

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Summary of Contents for Vent-Axia Lo-Carbon Sentinel Econiq Cool-Flow

  • Page 1 413888 - Sentinel Econiq Cool-Flow Floor Mounted PLEASE READ THESE INSTRUCTIONS CAREFULLY BEFORE COMMENCING INSTALLATION OR OPERATION. PLEASE REFER TO ACCOMPANYING DOCUMENTATION FOR INFORMATION SPECIFIC TO YOUR UNIT. PLEASE RETAIN THESE INSTRUCTIONS WITH THE PRODUCT. Copyright © 2024 Vent-Axia. All rights reserved.

  • Page 2: Warnings And Safety Information

    Warnings and Safety Information • Do not install this product in areas where the following may be present or occur: • Excessive oil or a grease laden • Ambient temperatures higher than 40°C atmosphere. and lower than -20°C. • Corrosive or flammable gases, liquids or •...

  • Page 3: Table Of Contents

    Contents Contents Product Description ......................................4 Sentinel Econiq Cool-Flow Technical Specification ............................... 5 Cooling Lookup Table ......................................6 Installation ..........................................8 Installation (Wall Mounted and Floor Mounted) ..............................8 Connecting the Power Supply to Econiq MVHR base unit ..........................15 Accessing the Main PCBA ....................................

  • Page 4: Product Description

    Intelligent Econiq Cool-Flow Module. Designed in the UK, it offers the highest level of comfort and functionality all year round. In the cooler months the Lo-Carbon Sentinel Econiq Cool-Flow provides up to 93% Heat Recovery ensuring heating bills are kept to an absolute minimum, in the warmer months our Intelligent 100% summer bypass will ensure free cooling is used wherever possible to ensure the internal comfort temperature is not exceeded.

  • Page 5: Sentinel Econiq Cool-Flow Technical Specification

    Technical Specification Sentinel Econiq Cool-Flow Technical Specification Sentinel Econiq Cool-Flow Module (Top Unit) Minimum Airflow (nominal) 83.33 l/s or 300 m Cooling Capacity 3.2kW (See Cooling table on Page 6 for further details) Cooling Module Power AC Voltage Input 220-240 V ac Single Phase AC Frequency Input 50Hz nominal Supply Fuse or Cct Breaker...

  • Page 6: Cooling Lookup Table

    Technical Specification Cooling Lookup Table...

  • Page 7: Installation

    Installation Overview Inspecting the Product When taking delivery of the product, check the items delivered against the delivery note insert and inspect for damage in transit. Each consignment contains a heat recovery unit, a cooling module, a wall or floor mounting kit (depending on the order part number). Unit Installation Installation should be carried out by a suitably qualified and competent person.

  • Page 8: Installation (Wall Mounted And Floor Mounted)

    Installation Installation (Wall Mounted and Floor Mounted) Ensure both the Econiq Cool-Flow Module top unit and Econiq MVHR base unit are disconnected from any Mains power. Step 1: Remove the duct spigots from the top of Econiq MVHR base unit (discarding the rubber seals and fixing screws) and replace with 10mm thick self-adhesive foam circular seals (provided loose).
  • Page 9 Installation 4. In the front control area (RH), disconnect the Blue and White cables from the lower PCB marked “Capacitor”, the Brown and Red cable from the lower PCB marked “L Out” and “L SW” and disconnect the Multi cable plug from the lower PCB marked “LOCAL”. LOCAL L SW CAP WHITE...
  • Page 10 Installation Wall Mounting Step 4: Fit and Install the Wall Bracket as described in the 415224 leaflet. Mount the Econiq Cool-Flow Module (weight 44.4kg) on top of the Econiq MVHR base unit (weight 48.6kg), taking care not to damage the seals around the airpath ducts. Econiq Cool- Flow Module Mount the combined unit safely on the wall bracket as mentioned in...
  • Page 11 Installation Step 6: Remove, rotate and replace the Anti Tilt Bracket on top of the Econiq Cool-Flow Module top unit. Ensure the round screw holes face towards the wall. Leave the bracket loose to allow adjustment later. Anti Tilt Bracket Step 7: On the rear of the Econiq Cool-Flow Module top unit, remove the 4 x fixing screws and the cover from the control area as mentioned in the Step 3 (if not already removed for LH orientation) and retain the cover and screws.
  • Page 12 Installation Route this cable through the same cable clamp as the data cable, ensuring the cable is sited on the clamp for the diameter of the 3 core mains power flexible cable, but leave the cable retention clamp loose at this point.
  • Page 13 Installation Floor Mounting Step 9: Push the assembled units, on the floor stand, back towards the wall, ensuring that the installed Cat6 and Mains cables are not damaged. At the top of the Econiq Cool-Flow Module, push the loosely held anti-tilt bracket to the wall and mark for drilling the fixing holes.
  • Page 14 Installation Step 11: Connect the ductwork system (by others) to the top of the Econiq Cool-Flow Module spigots (200mm Ø) in the correct placement, as directed below (Left Hand and Right Hand Configuration). Use insulated flexible or rigid duct. If using flexible duct this should not exceed 500mm in length, please refer to your local building regulations.

  • Page 15: Connecting The Power Supply To Econiq Mvhr Base Unit

    Installation Connecting the Power Supply to Econiq MVHR base unit WARNING 1. MAINS SUPPLY VOLTAGES (220-240V AC) ARE PRESENT IN THIS EQUIPMENT, WHICH MAY CAUSE DEATH OR SERIOUS INJURY BY ELECTRIC SHOCK. ONLY A SUITABLE QUALIFIED PERSON SHOULD CONNECT THE POWER SUPPLY TO THIS UNIT. 2.

  • Page 16: Accessing The Main Pcba

    Installation Accessing the Main PCBA WARNING ENSURE THE ELECTRICAL SUPPLY AND CONTROLS ARE ISOLATED FROM THE MAINS POWER SUPPLY BEFORE REMOVING ACCESS COVERS NOTE: ALL PRINTED CIRCUIT BOARDS ARE ESD SENSITIVE. ALWAYS ENSURE THE CORRECT ESD PROTECTION IS USED. Step 1: Remove the front cover by pressing the tabs either side of the control module and lifting the cover outwards from the bottom edge.

  • Page 17: Connecting A Boost (Light) Switch From A Different Circuit, Controllers And Sensors

    Installation Connecting a Boost (Light) Switch from a different circuit, Controllers and Sensors For good EMC engineering practice, any sensor, switched live or Volt free cables should not be installed within 50mm of other cables or in the same metal cable tray as other cables. When fitting external controls, all cables should be routed through the back box on the rear of the unit, as shown below.

  • Page 18: Connecting A Boost (Light) Switch From A Different Circuit

    Installation Connecting a Boost (Light) Switch from a different circuit If the supply used for the Switched Live is on a different circuit to the power connections, the connections LS2 and NS2 should be used, via a separate isolator. Please follow circuit diagram as shown.

  • Page 19: Connections Diagram For Econiq Cool-Flow Module To Mains Supply

    Installation Connections Diagram for Econiq Cool-Flow Module to Mains Supply BACK SIDE Continued on next page...
  • Page 20 Installation...

  • Page 21: Mains Connection

    Installation Mains Connection P-Bus Mains Connection Gland Cable Retention Cat6 Cable Clamp Mains power flexible Cable P-Bus Connection Data Cable (Pre-fitted to MVHR)

  • Page 22: Operationg And Monitoring

    Operating and Monitoring Powering up the Unit Switching On To switch the unit on: 1. Switch on the power at the mains supply isolator feeding the unit. 2. Following switch-on, after initialisation (up to 2 minutes) the fan motors will start and the Control Unit will display the home screen.

  • Page 23: Overview

    Operating and Monitoring Overview The instructions in this section are intended to provide configuration and operation information for setting up the equipment. In the event of problems, see Diagnosing a Problem on page 50. Follow good practice when commissioning the unit. Ensure that the system is installed according to the system designer’s intent incorporating any acoustic ducting, that all joints are airtight, ducting is well supported, bends are avoided close to vents, and that the vent valves are fully open at the start of the commissioning process.

  • Page 24: Home User Menu

    Operating and Monitoring Home User Menu...

  • Page 25: Display Overview - Additional Icons

    Operating and Monitoring Display overview – Additional icons Notification Warning Clock & Countdown Timer Wi-fi Summer bypass active Bluetooth Anti-frost Active Display overview – Mode indicators...

  • Page 26: Display Overview - Indoor Air Quality Monitor

    Operating and Monitoring Display overview – Indoor air quality monitor Air quality indicator uses sensor values that the unit supports: IAQ indicator No additional • Relative humidity demand • CO2 (if fitted) • TVOC (if fitted) Proportional demand Full boost operation Display overview –...

  • Page 27: Smartphone Device Pairing And App Download

    Connected/Authenticated. The App allows the user instant access to commissioning, configuration, direct monitoring and control of the MVHR unit, using a smart phone or tablet with the Vent-Axia Connect App, available from the iTunes Store or on Google Play. Note: Bluetooth must be enabled on the device before commencing...

  • Page 28: Pairing Sensors

    Operating and Monitoring Pairing sensors To pair the unit with a wired or wireless sensor: • Press and hold the MENU button until the LED illuminates solid White. • Release the MENU button, the LED will flash White to indicate that it is in pairing mode. The unit will remain in pairing mode for 5 minutes, or until the MENU button is pressed again.

  • Page 29: Speed Override

    Operating and Monitoring Speed override Cancel timer Home screen Override timer To Cancel the Override timer, set the time to 00:00 Increase Timer Decrease Timer Change Fan Speed – Low, Normal, Boost, Purge Confirm Timer Heat recovery Heat recovery % Heat Recovered information (in Percentage Approximate)

  • Page 30: Schedule

    Operating and Monitoring Schedule Fan Speed Press 2 x from Home Screen to enter 1 Bar = Low scheduling. Day 1 = 2 Bar = Normal 1,2,3,4,5 are Enter edit week days mode/Confirm 3 Bar = Boost 6,7 are Selection. weekend days 4 Bar = Purge Move between...

  • Page 31: Summer Bypass

    Operating and Monitoring Summer Bypass Mode 1 and Mode 4 fan speeds are not adjustable. Outdoor Temperature Indoor Temperature Fan Speed Bypass Mode Press 3 x for Summer Bypass Screen Press 1 x for Bypass Mode 00 = Disabled (not recommended) 01 = Normal Bypass Change field up/down 02 = Evening Fresh...

  • Page 32: Date / Time

    Operating and Monitoring Date / Time Press 4 x from Home Screen to enter Date/Time screen. Enter/Confirm Selection Change entry within below field. YY = Year MM = Month DD = Day HH = Hour MM = Minutes Filter reset Press 5 x from Home Screen to Filter life remaining enter filter screen.

  • Page 33: Warning Screen,Service Interval Remaining,Notifications

    Operating and Monitoring Warning Screen Service Interval Remaining Notifications if any Month remaining Please see Page 50 Please see Page 50 before service is due. for warning codes for notification codes Press 6 x from Home Important: This Screen to enter Service screen is only Interval Screen.

  • Page 34: Advance Menu Overview

    Operating and Monitoring Advance Menu Overview Important: “Airflow units” is only visible on Constant Volume models. “CO2” is Advanced menu– Unit handing only visible when using a CO2 sensor. Please see page 4 for details of handing. Enter Menu/Confirm Selection Left Handed = L Right Handed = R Left...

  • Page 35: Advanced Menu- Airflow Speed Setting

    Operating and Monitoring Advanced menu– Airflow speed setting PR1 = Low Speed 20% Default Select PR1-4 PR2 = Normal Speed 30% Default Enter/Confirm Selection PR3 = Boost Speed 50% Default Adjust flow rate as % PR4 = Purge Speed 100% Default Refer default settings (page 60) for more details.

  • Page 36: Advanced Menu- Proportional Inputs

    Operating and Monitoring Advanced menu– Proportional Inputs Press Once for Zonal Selection Press twice for Control method Selection Change Proportional Control P1 or P2 Change Zonal Control 0-15 Control Method Temperature, Humidity, 0-10V, CO2 Refer default settings (page 60) for more details. Note: More configuration options available in the App at advanced settings menu, see on page 17.

  • Page 37: Advanced Menu- Frost Protection Mode

    Operating and Monitoring Advanced menu– Frost Protection mode Frost Protection Mode Enter/Confirm Selection Imbalanced Airflow Alternative Modes Bypass Refer default settings (page 60) for more details. Advanced menu– Humidity Enter/Confirm Selection Change Relative Humidity between 50-90% 70% Default Refer default settings (page 60) for more details. Rapid rise can be Enabled/Disabled via the App.

  • Page 38: Advanced Menu- Pin Change

    Operating and Monitoring Advanced menu– PIN Change Enter/Confirm Selection Change Pin Number 0-9 Refer default settings (page 60) for more details. Advanced menu– Resets unit to factory defaults (including Handing & Commissioning values) , Retains pairing with HMI and Sensors Scroll down to Default screen.

  • Page 39: Hmi Hard Reset

    Operating and Monitoring HMI Hard Reset Warning: This will hard reset the user interface to default and unpair Press & hold the menu button for 13 seconds. all sensors. LED will illuminate Red light. Press the menu button to reset Mainboard pairing table.

  • Page 40: Hmi - Display Status When Cooling Active

    Operating and Monitoring HMI – Display status when Cooling Active Outside Temperature Inside Temperature Frost Icon blinking to indicate cooler is Temperature Override Enabled Enabled Inside Temperature Outside Temperature User Enable Cooling via Switch Input Outside Temperature User Enable Cooling via App...

  • Page 41: Enabling Cooling With A Switch On Sw Or Ls Inputs On The Econiq (Mvhr) Unit

    Operating and Monitoring Active cooling on MVHR The MVHR controller shall enable active cooling via the Econiq Cool-Flow Module by continuously measuring internal & external temperatures to maintain comfort thresholds efficiently. Currently the automatic cooling is activated only if the inside air temperature is above the internal comfort threshold and the fans are set to run in demand speed, both of which are set in summer bypass config, to ensure there is sufficient airflows.

  • Page 42: Maintenance

    Maintenance Filter Maintenance Heat recovery units require regular maintenance. The Econiq range has been designed to allow easy access to filters with no tooling required. When the unit displays a warning symbol and warning code: W-12 filter cleaning/replacement is overdue. When it displays notification N-1 the filter may need cleaning/replacement within the next month.

  • Page 43: Periodic Maintenance

    Maintenance Periodic Maintenance WARNING THE FAN AND ANCILLARY CONTROL EQUIPMENT MUST BE ISOLATED FROM THE POWER SUPPLY DURING MAINTENANCE. Heat Exchanger Cell Step 1: Remove the outer cover by pressing the tabs either side of the control module and lifting the cover outwards from the bottom edge.

  • Page 44: Important Refrigerant Unit Installation, Servicing And Decommissioning Information

    Maintenance Important Refrigerant Unit Installation, Servicing and Decommissioning information WARNING Do not use any methods to accelerate defrosting or cleaning, except those specified by the manufacturer. The appliance shall be stored in a room without continuously operating ignition sources (for example: open flames, an operating gas appliance or an operating electric heater.
  • Page 45 Maintenance Important Refrigerant Unit Installation, Servicing and Decommissioning information Presence of fire extinguisher If any hot work is to be conducted on the refrigeration equipment or any associated parts, appropriate fire extinguishing equipment shall be available to hand. Have a dry powder or CO2 fire extinguisher adjacent to the charging area.
  • Page 46 Maintenance Important Refrigerant Unit Installation, Servicing and Decommissioning information Repairs to sealed components During repairs to sealed components, all electrical supplies shall be disconnected from the equipment being worked upon prior to any removal of sealed covers, etc. If it is absolutely necessary to have an electrical supply to equipment during servicing, then a permanently operating form of leak detection shall be located at the most critical point to warn of a potentially hazardous situation.

  • Page 47: Charging Procedures

    Maintenance Important Refrigerant Unit Installation, Servicing and Decommissioning information Removal and evacuation When breaking into the refrigerant circuit to make repairs – or for any other purpose – conventional procedures shall be used. However, it is important that best practice is followed since flammability is a consideration.
  • Page 48 Maintenance Important Refrigerant Unit Installation, Servicing and Decommissioning information Before using the recovery machine, check that it is in satisfactory working order, has been properly maintained and that any associated electrical components are sealed to prevent ignition in the event of a refrigerant release.

  • Page 49: Spares

    Maintenance Spares The following spare parts may be ordered from Vent-Axia: Sentinel Econiq MVHR (Base Unit) Spares Part No Description --------- Main PCBA – Contact Technical Support 411622 Control Module (HMI Controller with Display & with RF) 411690 Filters G4, 2 per pack...

  • Page 50: Diagnosing A Problem

    Maintenance Diagnosing a Problem In the event of a problem, always troubleshoot the unit according to: • Notification code displayed on the control unit. A notification flag indicates service/maintenance will be due soon. • Warning code displayed on the control unit. A warning code is advisory and will not immediately stop the function of the unit.
  • Page 51 Maintenance Faults Title Description How to solve? Intake temperature sensor is not reporting a valid value and Faulty intake has been flagged as faulty. The machine has shut down F-01 temperature Replace sensor because of this, since this sensor is required for frost sensor protection.
  • Page 52 Maintenance Extract RH sensor is not reporting a valid value and has been Faulty extract RH W-05 flagged as faulty. Automatic boost based on the value read Replace sensor. sensor from this sensor will not be available. Supply flow sensor is not reporting a valid value and has been Faulty supply W-06 flagged as faulty.

  • Page 53: Power On Self-Test

    Maintenance Power on Self-Test The LED blinks RED for ‘X’ times, based on the error bit flag that is set. e.g. “Storage” 3x flash – Pause – 3x flash………. MVHR (HMI) Self-Test Failures Flash RNG - Random Number Generator (RNG) peripheral has failed as part of self-test routine Flash - DS-45DB081E flash chip initialisation failed Storage –...

  • Page 54: Accessories

    Accessories Accessories Part No Description 496429 Temp/RH Wired & Wireless RS485 & RF868 496431 Temp/RH Battery Powered 496433 CO2 +Temp & RH Wired & Wireless 496438 PIR Wired & Wireless 496437 SSU Speed Switch 4-WAY Battery, Wireless (White) 497689 SSU Speed Switch 4-WAY Battery, Wireless (Black) 496620 SSU Speed Switch 4-WAY Mains, Wireless (White) 497693...

  • Page 55: Technical Data

    Technical Data Radio Equipment Directive (RED) data Frequency Range Maximum Radio Frequency Power Wireless (868) 868.0 - 868.6 MHz +15dBm Bluetooth 2.4 – 2.483 GHz +9dBm +20.5dBm (802.11b) Wi-Fi 2.4 – 2.484 GHz +14dBm (802.11n) Flow Rate Settings The Unit has four user defined speeds which are adjustable in the Advanced menu or via the App. The default speed names are also customisable via the App.

  • Page 56: Use Cases

    Technical Data Use Cases The Potential user cases are listed below: • An Overrun Timer is configurable through the switch inputs settings. • The Econiq MVHR will utilise free cooling first via the summer bypass and the cooling will be energised automatically when internal temperature settings & measurements create cooling demand.

  • Page 57: Modbus Registers

    Technical Data Modbus Registers RS485 settings can be set via the Vent-Axia Connect App. Register Map Input Holding Description Unit Description Unit Registers Register 30001 Run time uint16 days 40001 Virtual Input 1 Int16 x10 30002 Service timer uint16 months remaining...

  • Page 58: Summer Bypass Mode And Internal Comfort Temperature For Cooling

    Technical Data Summer Bypass Mode and Internal Comfort Temperature for Cooling The MVHR includes an intelligent Summer Bypass (SBP) feature, this bypasses the heat exchanger when necessary to provide free cooling, this is triggered when the desired Indoor Temperature is above the ambient temperature. Note that the volume of air provided by a ventilation system is a fraction of that required for space heating or space cooling and will not in itself be sufficient to cool a room.

  • Page 59: Input Ports Allocation Menu

    Technical Data Input Ports allocation menu Inputs are allocated to zone 0 by default. Mains (LSx) or Dry Contact (voltage free) (SWx) are applicable to all modes on all LS/SW inputs. Continuous Continuous menu is used with a rocker switch or Relay. The input shall result in the continuous running of the Airflow Mode selected.
  • Page 60 Technical Data Proportional inputs (0-10V) This type of control is typically used with Temperature sensors, Humidity sensors, CO2 sensors or any other Inner Air Quality sensors, with analog 0-10V outputs. If the voltage is between 0 to 0.5V no sensor will be detected. 2000 1800 CO2 ppm...

  • Page 61: Relative Humidity Configuration

    Technical Data Relative Humidity Configuration When RH Sensors are wired into the unit the system is normally operated on four selectable settings: threshold, rapid, ambient and overrun. Threshold: Proportional control from 10% below the threshold, such that there is 100% demand at the threshold. For example, with a 70% threshold set, the proportional control shall be between 60% RH and 70% RH.

  • Page 62: Product Dimensions

    Technical Data Product Dimensions Note: Wiring connections front and back, allowing LH & RH fitting by rotating unit 180deg. Unit Dimensions (mm) Unit Dimensions (mm) 1329 1284 Remove front cover (see page 16) to view Rating label for Econiq MVHR. (Rating label for Econiq Cool-Flow Module is located near the Condensate drain).

  • Page 63: Default Settings

    Technical Data Default Settings Parameters Default Comments Start date/time 1/1/1970 0:00, end Timeslot (By Date) 1 date/time 1/1/1970 0:00, preset 3, App only - "Holiday Mode" zone 0, not enabled, not silent hours Timeslot (By Date) 2-10 As timeslot 1 Not public Start 0:00, end 0:00, preset 3, zone 0, Weekly timeslots 1-50...

  • Page 64: Product Fiche

    Technical Data Product Fiche Name: Vent-Axia Model ID (Stock Ref.): 415193 - Sentinel Econiq L Cool-Flow SEC Class SEC Value ('Average') -43.31 SEC Value ('Warm') -18.16 SEC Value ('Cold') -87.99 Label Required? (Yes/No=Out of scope) Declared as: RVU or NRVU/UVU or BVU...
  • Page 65 Technical Data Product Fiche Name/Trademark: Vent-Axia Model Identifier (Stock Ref.): 413591 - Econiq Cool-Flow Module LWA: Sound Power Level (dB) when cooling Refrigerant Refrigerant GWP (kgCO eq.) Refrigerant leakage contributes to climate change. Refrigerant with lower global warming potential (GWP) would contribute less to global warming than a refrigerant with higher GWP, if leaked to the atmosphere.

  • Page 68: Disposal

    United Kingdom contact your local supplier. Vent-Axia guarantees its products for two years from date of purchase against faulty material or workmanship. In the event of any part being found to be defective, the product will be repaired, or at the Company’s option replaced, without charge, provided that the product: -...

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