Vent-Axia 407849A Installation And Wiring Instructions Download

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OPTIONAL ACCESSORIES

MVDC-MS / H

SMV H

SMV PLUS H

SMV HX / CO2

SMV PLUS HX / CO2

Sensor/Controller

Name / Function

Wired

0-10V

Wired

0-10V

Wired
RS485

Wireless RF868

Temp/RH

496428 (240V) 496428 (240V) 496429 (240V) 496429 (240V)

496429 (240V)
496431 (Battery)

CO2 (+RH)

0-10V

496432 (240V) 496432 (240V) 496433 (240V) 496433 (240V) 496433 (240V)

PIR

496438 (240V) 496438 (240V) 496438 (240V)

AIM (Alarm

interface module)

496441 (240V)

External Temp/RH

battery powered

496442 (Battery)

MEV Controller RH

RS485 & RF868

496442 (240V) 496442 (240V) 496442 (240V)

Speed Switch-R

4 way

496621 (240V) 496621 (240V)

496620 (240V)
496437 (Battery)

All units

Sensor/Controller Name

Part

Number

4 way analogue speed switch

496622

Timespan controller

563519

Air Quality Sensor

563506

Ambient response Humidity sensor

563550

Ecotronic Humidity sensor

563532

ThermoSwitch

563502

7 Day timer switch

563515

Visionex PIR

459623

3-pole Isolator switch

563518

Remote delay timer

457986

Isolator relay

442030

Normal/boost switch

455213

Normal/boost/purge switch

5108454

2-way switch with neon

459746

3 speed controller switch

563533

Normal / boost switch stainless

437320

Normal / boost switch with Neon

449060

LED Fault indicator

448356

SPARE PARTS

Scroll assembly - Please contact:
Vent-Axia Technical support
+44 (0)344 856 0594
Email: [email protected]

Summary of Contents for 407849A

Page 1: ...ORIGINAL ENGLISH INSTRUCTIONS Stock Ref N MVDC MS 437634C MVDC MSH 443298B SMV H 445655B SMV HX 495360 SMV HX CO 495361 SMV PLUS H 407849A SMV PLUS HX 495362 SMV PLUS HX CO 495363 IPX2 220 240V 50Hz Lo Carbon MVDC SENTINEL MULTIVENT RANGE VENTILATION SYSTEMS Installation and Wiring Instructions ...

Page 2: ...on concerning use of the appliance by a person responsible for their safety Young children should be supervised to ensure that they do not play with the appliance Cleaning and user maintenance shall not be made by children The installer is responsible for the installation and electrical connection of the unit on site It is the responsibility of the installer to ensure that the equipment is safely ...

Page 3: ... and CO2 sensor the unit can be programmed to give a proportional response to the change in conditions INSTALLATION Position the unit taking into consideration the position of the rooms to be ventilated the exhaust position and the electrical services Ensure there is adequate access for installation and maintenance If the unit is sited in the heated void of the dwelling a condensate drain should n...

Page 4: ...not be mounted with the cover removal slots facing upwards or at an angle where they are visible from above All other orientations are acceptable See the dimensional details below for the mounting hole positions Spigot diameters are 125mm Cover removal slots ...

Page 5: ...ontally ii Vertically mounted Installation with the exhaust spigot at top The electrical connections must come out of the bottom of the unit in order to maintain the water ingress protection iii Ceiling mounted Installation with ducting radiating out horizontally ...

Page 6: ...cord or push button switch humidistat or PIR detector can be connected to the LS terminal instead of connecting to a lighting circuit 5 Important Use 4 core low voltage twisted pair telecoms type cable for accessories Vent Axia part number 459931 Accessories are connected via the IO Input Output PCB see the Low Voltage Connections diagram Use the cable clamp and grommet provided 6 There are no del...

Page 7: ...7 CONNECTION DIAGRAM A A B B Main power connections Main power connections MVDC MS MVDC MSH SMV SMV PLUS Low voltage connections Low voltage connections ...

Page 8: ... to Boost speed Min 1V max 6V The 5V output from the RS485 connection can be used as a power supply F Digital input 2 G D IN 1 COM Digital input common Go to Low speed Min 1V max 6V The 5V output from the RS485 connection can be used as a power supply H Digital input 1 I D OUT 2 COM Digital output common Unpowered Boost indicator Switch switching 6V 50mA max J Digital output 2 K D OUT 1 COM Digita...

Page 9: ...midity Ambient response When ambient response is enabled the threshold set point is modified based on the ambient temperature This helps to prevent nuisance boosting of the unit as temperatures changes during the day Analogue inputs Both analogue inputs have adjustable low and high trigger voltages within the 0 10V range The response to being above or below either of the threshold voltages is user...

Page 10: ...500 A1LA Analogue 1 low action Low Normal Boost or Purge speed Low A1HA Analogue 1 high action Low Normal Boost or Purge speed Purge A1tL Analogue 1 low threshold Analogue Input Threshold Low 1 99 15 A1tH Analogue 1 high threshold Analogue Input Threshold High 1 99 75 A2LA Analogue 2 low action Low Normal Boost or Purge speeds Low A2HA Analogue 2 high action Low Normal Boost or Purge speeds Purge ...

Page 11: ...inspected and cleaned to ensure there is no significant buildup of dirt or other deposits 2 To inspect the inside of the product isolate the power use a coin or similar to depress the cover retention clips 3 Remove the cover remove the scroll assembly by unscrewing the two screws and unclipping the clips in the two corners and pulling away If necessary vacuum the inside of the Sentinel Multivent 4...

Page 12: ...ay 496621 240V 496621 240V 496620 240V 496437 Battery All units Sensor Controller Name Part Number 4 way analogue speed switch 496622 Timespan controller 563519 Air Quality Sensor 563506 Ambient response Humidity sensor 563550 Ecotronic Humidity sensor 563532 ThermoSwitch 563502 7 Day timer switch 563515 Visionex PIR 459623 3 pole Isolator switch 563518 Remote delay timer 457986 Isolator relay 442...

Page 13: ...Control Declared Max Internal External Leakage Rates for BVUs or carry over for regenerative heat exchangers only Ext Leakage Rates for Ducted UVUs 5 Internal 5 External Mixing Rate of Non Ducted BVUs not intended to be equipped with one duct connection on either supply or extract air side N A Position and description of visual filter warning for RVUs intended for use with filters including text p...

Page 14: ...as not been modified or repaired by any person not authorised by the company IF CLAIMING UNDER TERMS OF GUARANTEE Please return the complete product carriage paid to your original supplier or nearest Vent Axia Centre by post or personal visit Please ensure that it is adequately packed and accompanied by a letter clearly marked Guarantee Claim stating the nature of the fault and providing evidence ...

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