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Rijswijk

@awsrijswijk

®

FlowFinder

MK

made in holland

Look at 

www.acin.nl

 for more information

tel: +31 70-3070703 

I

 

fax: +31 70-3070938

 

I

 

email:www.acin.nl

 I

 web: www.acin.nl

MANUAL

The FlowFinder mk2®  is the successor of the well known FlowFinder 153, which has 
proven itself as the benchmark for air flow measurements to balance mechanical air 
supply and exhaust systems. The new FlowFinder mk2® is fully zero pressure compensated 
in the range 10 to 550 m m

3

/hr (6 to 323cfm) and has a calculated compensation for its 

resistance up to 850 m

3

/hr (500cfm).

“VALIDATING AND ADJUSTING VENTILATION SYSTEMS” 

  Large range (10 to 850 m

3

/hr or 6 to 

500cfm, supply and exhaust)

  Light and easy to handle

  Short measuring cycle

  With full battery 8 hours of 

  

measurement (at flows < 100m

3

/hr)

  High accuracy

 

Ventilation systems, also with low terminal 
resistance

 

Small air volumes

 

Heat exchange units

 

Natural ventilation

 

Line and large diffusers (with optional hoods or 
by adding measurements)

Standard equipment:

  Battery charger

  Transport case

  User manual 

  Calibration certificate 

 

(traceable to primary standards)

  MicroSD card with USB and 

 

SD adapter.

Options: 

  Foldable hood 600 x 600mm

  Non-foldable hood 400 x 400mm

  Extra battery pack

Characteristics

Applications

The new standard for air-balancing

Summary of Contents for FlowFinder mk2

Page 1: ...850 m3 hr 500cfm VALIDATING AND ADJUSTINGVENTILATION SYSTEMS Large range 10 to 850 m3 hr or 6 to 500cfm supply and exhaust Light and easy to handle Short measuring cycle With full battery 8 hours of measurement at flows 100m3 hr High accuracy Ventilation systems also with low terminal resistance Small air volumes Heat exchange units Natural ventilation Line and large diffusers with optional hoods ...

Page 2: ...permission of ACIN instrumenten bv CONTENTS 1 PARTS OF THE FLOWFINDER MK2 4 2 SPECIFICATIONS OF THE FLOWFINDER MK2 4 3 REMOVING AND CHARGING OF THE BATTERY PACK 5 4 SWITCHING ON OF THE FLOWFINDER MK2 5 5 THE DISPLAY IN MEASURING MODE 6 6 DEFAULT SETTINGS 6 7 USING THE HOODS 7 8 MEASURING WITH THE FLOWFINDER MK2 8 9 ADDING OF MEASUREMENTS 9 10 STORING THE DATA 9 11 PROCESSING THE STORED DATA 10 12 ...

Page 3: ...ll charge capacity 8 hours Weight 2230 gram battery pack included Dimensions FlowFindermk2 ø 260 x 350mm Use the packing list to verify all elements of the FlowFinder mk2 are present Avoid lifting the FlowFinder mk2 while holding onto a hood Uncertainty is defined as the square root of the sum of the squares of non lineairity hysteresis and repeatability 1 PARTS OF THE FLOWFINDERMK2 1 FlowFinder m...

Page 4: ... Important When the FlowFinder mk2 is stored away for a longer period of time one should store the battery pack separately after having it charged first Extra battery packs can be ordered from ACIN The battery pack has to be removed from the FlowFinder mk2 before the charger can be connected While charging the colour of the LED indicates the status The battery pack has to be removed from the FlowF...

Page 5: ...ou will find below this bar a On the sides of the display there are a slot for a micro SD card a mini USB port and a programming cable At this moment the SD card and the USB port cannot be used yet 1 blinking 0 this means that the FF has been set to adjust 2 this means that the FF has been set to validate 6 DEFAULT SETTINGS Press the white arrow in the right upper corner of the starting screen to ...

Page 6: ...rt Menu appears From the Start Menu the FlowFinder mk2 will go into measuring mode by touching validate or adjust Preferably the FlowFinder mk2 is used with at least the straight hood certainly for most supply grilles If space is limited certainly exhaust can be measured without a hood The straight hood is placed on top of the housing and is hold in place by pulling the O rings over the little bla...

Page 7: ...ion to another The measuring result can t be stored Switching between modes push the return button in the right upper corner Then you can select either validate or adjust To change the default mode you have to go to the options menu To do a measurement hold the FlowFinder mk2 by the left and right round handles and place the instrument over the outlet or inlet you want to measure Make sure to make...

Page 8: ... every measurement and adding each measured value 1 Execute a measurement in Validate mode as described in chapter 8 2 After the measurement is ready the re sult will appear together with a button Store 3 Touch Store 4 Now a screen with 8 buttons will show The text in the buttons can be defined by the user 5 Select one of the options and a numerical keypad will show 6 Here you can add a 4 digit nu...

Page 9: ...further down 7 An example of the data format is given below 11 PROCESSING THE STORED DATA 1 Turn off the FF mk2 2 Remove the micro SD card by pushing on it and then releasing it 3 Either the SD adapter or the USB adapter can be used to connect to your computer 4 After inserting the card a screen Automatic will pop up 5 Select Show maps and files ...

Page 10: ...adapter or the USB adapter can be used to connect to your computer 4 When inserted a screen Automatic will pop up Ignore this screen or click cancel 5 Open Excel 6 Select Data From text 7 The Wizard Import text will be activated 8 Select the data file and next 9 Select as separator and Continue 10 The data are now ready for further processing and reporting ...

Page 11: ...e the display is not tilted but laying horizontally 3 Behind the elastics in the lid paperwork can be stored 4 If any resistance is felt when closing the lid of the case don t push but try to remove the cause 5 When the FlowFinder mk2 will not be used for a longer period of time the battery pack has to be removed It can be stored in the bottom of the transport case 6 Consequently when the FF hasn ...

Page 12: ...nual 13 18 NOTES Model FlowFinder mk2 Serial no housing Serial no battery pack Delivered to Contact person Department Address Zip code Country Telephone Email DATE Last calibration Initials Remarks Next calibration ...

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