User manual for the Air Flow Meter LCA-301
Contents
1. 8z900 0 HOLOW4 V3HV uiv LOVHIXS HOS JIHldiN si 1 600 s en ara Or m 091 c040 0 HOLOVJ V3HV 900 LA L j HM Alddns qo4 NON iit HIV AlddNS OC 002 Sel 008Z 009Z OOPZ 00ZZ 000Z 0081 009 orl COZ 000 008 009 mr oe O uwy ALIDOTIA SANOO YVINOEIO GNV YVINONVLOAY NISN LHVHO NOILVYSITVS utul cy MOTTA 3AFT10A2. e If the area is entered incorrectly the volume flow rate reading will also be incorrect The last area value will be retained in the memory even when the instrument is switched off 4 4 Low battery indication When the BAT symbol appears the RVA801 LCA301 has about 60 minutes of battery life remaining If the battery is not replaced by then the measurement accuracy will decrease 4 5 Serial Number The instrument s serial number can be verified by holding both the trigger and mode key when switching on the device 5 Care Maintenance and Service Please return the Product Registration Card immediately to the manufacturer This allows him to send service reminders special offers and important information about your product e Remove batteries from instrument if not used for an extended period of time Do not bend or touch blades accuracy will be affected Do not immerse in liquids Do not drop the instrument Use carrying case for storage transport and protection from dust Use a clean damp cloth to wipe the instrument case Do not wipe the blades 5 1 Service Return Process Return the RVA801 LCA301 for service in case the instrument was dropped blades were deformed or liquid spilled on the instrument particularly the blades Before sending your instrument for calibration or repair obtain a Return Material Authorization RMA number by visiting the manufacturer s website or contacting customer service When obtain
3. eading press the trigger key momentarily The instrument will display the measured value Press and hold the trigger key to take a continuous measurement or time averaged measurement The sweep indication will update approximately every second Release the trigger key to stop the sweep measurement and display the average value 4 3 Measuring Air Volume The procedure for air volume measuring is the same as air velocity To calculate the air volume the air velocity and area duct grille size or Air Cone data are required The RVA801 LCA301 air velocity meter allows the user to feed in the area manually into the instrument and get immediately volume flow values To measure air volume determine the cross sectional area of the duct or grille 4 Manual PCE www industrisal needs com for which the volume flow rate is required If working in metric units calculations must be in m If working in Imperial units calculations must be in ft Switch the instrument to Area mode and observe the area value displayed from precious feedings If the new area that is measured is larger than the one displayed press the trigger to increase the displayed area to the calculated figure If the area is less than the figure displayed push the mode button to change to Area mode and press the trigger to reduce the displayed area to the calculated figure When the correct area has been displayed use the Mode key to select the required Vol mode Not
4. ed into other products or equipment or which are modified by any person other than distributor The foregoing is IN LIEU OF all other warranties and is subject to the LIMITATIONS stated herein NO OTHER EXPRESS OR IMPLIED WARRANTY OF FITNESS FOR PARTICULAR PURPOSE OR MERCHANTABILITY IS MADE TO THE EXTENT PERMITTED BY LAW THE EXCLUSIVE REMEDY OF THE USER OR BUYER AND THE LIMIT OF DISTRIBUTOR S LIABILITY FOR ANY AND ALL LOSSES INJURIES OR DAMAGES CONCERNING THE GOODS INCLUDING CLAIMS BASED ON CONTRACT NEGLIGENCE TORT STRICT LIABILITY OR OTHERWISE SHALL RESULT IN THE RETURN OF GOODS TO DISTRIBUTOR AND THE REFUND OF THE PURCHASE PRICE FOR THE REPAIR OR REPLACEMENT OF THE GOODS IN NO EVENT SHALL DISTRIBUTOR BE LIABLE FOR ANY SPECIAL CONSEQUENTIAL OR INCIDENTAL DAMAGES DISTRIBUTOR SHALL NOT BE RESPONSIBLE FOR INSTALLATION DISMANTLING OR REINSTALLATION COSTS OR CHARGES No Action regardless of form may be brought against distributor more than 12 months after a cause of action has accured The goods returned under warranty to distributor shall be at customer s risk of loss and will be returned to customer if returned at all at distributor s risk of loss Customer and all users are deemed to have accepted this LIMITATION OF WARRANTY AND LIABILITY which contains the complete and exclusive limited warranty of distributor This LIMITATION OF WARRANTY AND LIABILITY may not be amended modified or its terms waved except by writing signed by an auth
5. ill find an overview of our measuring devices http www industrial needs com measuring instruments htm Here you will find an overview of our scales and balances http www indusirial needs com balances htm Here you will find an overview of our laboratory equipment http www industrial needs com laboratory equipment htm Here you will find an overview of our control systems http www industrial needs com control systems htm WEEE Reg Nr DE69278128 Ale PCE Produkie sind CE aid Ros D er GES Manual www industrisal needs com APPENDIX A Volume Flow Rate Measurements Using Air Cones If Air Cones are used to measure the volume flow rate the area entered in the instrument needs to be set in relation to the 100 mm vane diameter The correct value to be entered can be found in the Air Cone manual that comes with the cones see side pocket of the carrying case The following sticker can be found on the latest Air Cone models IMPORTANT AIR CONE USE For accurate flow measurement when using an LCA301 RVA801 you must enter one of the following area factors Into the Instrument Supply Alr Extract Alr m s l s m h 0 00652 dim Manual www industrial needs com MO14 3AfYTIOA 0 0 BE Uu eL D BOL OF bel Ob 08L OS 9kg 09 Ch 04 BBC 08 pct 06 09 001010 We Si Su ALI2OT13A GL 0070 ite 9 90 0 HOLOW4 V3HV eg HIV LOVHIX3 HOH
6. ing an RMA number you will also learn the fees for service or calibration and receive shipping instructions 6 Specifications Measurement Range e Velocity 50 to 6000 fpm 0 25 to 30 m s e Temperature 32 to 140 F 0 to 60 C e Volumetric 1 9999000 cfm 1 999999 l s e Flow Rate 1 999999 m h 0 01 3000 m s e Area Input 0 043 900 ft 0 00399 90 m Actual range is a function of velocity and area input GES Manual www industrial needs com Display Resolution e Velocity 1 fpm 0 01 m s e Temperature 1 F 0 1 C Accuracy e Velocity 1 reading 4fom 1 reading 0 02 m s e Temperature T m 1 C General Specifications Storage Temperature 14 to 140 F 10 to 60 C Operating Temperature 32 to 140 F 0 to 60 C Power Source 9 Volt battery Battery Life Approximately 40 hours continuous use Dimensions LxWxD 11 in x 4 5 in x2 6 in 280 mm x 112mm x 65 mm Weight excluding battery 10 oz 2759 7 Disposal Batteries may not be put in the household waste They have to be given in the set up collection points To follow the WEEE guidelines Waste of Electrical and Electronic Equipment we take our devices and either recycle them or give them to a recycling company NOTE This instrument doesn t have ATEX protection so it should not be used in potentially explosive atmospheres powder flammable gases Please contact PCE Instruments if you have any questions concerning our products service etc Here you w
7. l PCE www industrial needs com Limitations of Warranty and Liability effective June 2011 Please read the following instruction manual before operating with the device Damages caused by disregard of the instructions written in this manual are excluded from any warranty or liability Manufacturer warrants the goods sold here assumed the operation and service is performed as described in the user manual the device shall be free from defects in workmanship and material for twenty four 24 months or the length of time specified in the operator s manual starting from the date of delivery to customer This warranty period is inclusive of any statutory warranty This limited warranty is subject to the following exclusions a Hot wire or hot film sensors used with research anemometers and certain other components when indicated in specifications are warranted for 90 days from the date of shipment b Parts repaired or replaced as a result of repair services are warranted to be free from defects in workmanship and material under normal use for 90 days from the date of shipment c Distributor does not provide any warranty on goods manufactured by others or on any fuses batteries or other commercial materials Only the original manufacturer s warranty applies d Unless specifically authorized in a separate writing by distributor he makes no warranty respective to and shall have no liability in connection with goods which are incorporat
8. ority representing distributor Service Policy Knowing that inoperative or defective instruments are as detrimental to the manufacturer as they are to our customers our service policy is designed to give prompt attention to any problems If any malfunction is discovered please contact our technicians and engineers Please contact PCE Intruments for any further information Manual qu www industrisal needs com 1 Indtroduction The RVA801 LCA301 is intended for measurement of air velocity and volume flow at return grilles fume hoods kitchen exhausts etc It features a 180 degree rotating head which functions best in the 0 and 180 positions This allows the LCD display to be viewed from the front of the instrument while the head is oriented accordingly to the flow direction In addition the instrument measures the temperature of the air flow 2 Safety Observe common sense safety precautions when using the RVA801 LCA301 Operate carefully to ensure that the instrument does not interfere with any moving equipment or electrical wiring This instrument is not designed for gas mixtures other than air Use with explosive and or other dangerous gas mixtures is not recommended and is at the operator s own risk 3 General Description 3 1 Installing the Battery The RVA801 LCA301 requires a 9 Volt battery The battery is not installed at the time of the shipment Remove the battery cover by pressing on the two lines and sliding d
9. ownwards Connect the battery to the flying lead insert the battery into the instrument and replace the battery cover 3 2 LCD display The instrument will indicate the velocity volume or temperature reading by selection 3 3 Auto Shutdown The RVA801 LCAS301 has an auto shutdown featured to help preserve battery life If no keys are pressed for 3 minutes 5 minutes in temperature mode the instrument will automatically turn itself off This function cannot be disabled by the user GES Manual www industrial needs com 4 Detailed Description Press the ON OFF key to turn the RVA801 LCA301 on and off When the instrument is turned on it will start in the mode that was used last ON OFF Key Button to select mode 4 1 English Metric Unit Selection RVA801 LCA301 instruments can display Metric or Imperial units To select metric or imperial units press the Mode key while turning on the device Then press the trigger to select the unit type and press the Mode key again to save your setting 4 2 Measuring Air Velocity Select velocity using the MODE key if required In order to perform a velocity measurement hold the rotating vane in the airstream noting the flow direction arrow on the instrument head Keep the vane in the airstream for about five seconds before pressing the trigger key to take a reading This enables the vane anemometer to reach a steady speed and the average reading will be more accurate To take a single r
10. www industrial needs com PCE Instruments UK Ltd Units 12 13 Southpoint Business Park Ensign Way Southhampton Hampshire United Kingdom SO31 4RF Phone 44 0 2380 98703 0 Fax 44 0 2380 98703 9 info industrial needs com www industrial needs com Air Flow Meter LCA 301 MANUAL Version 1 0 15 09 2014 Manual PCE www industrisal needs com Table Of Contents Limitations Of Warranty and Cabuv sess eese 2 EE dolio OU CN OI rc c 3 ZEE i 3 iS Mme 2 6 rIEB doc EE 3 3 1 Installing the Datten ccccccccsseeeeeseeeeeeeeeeeeesseeeeeeseaeeeeseaseeeseaueeesseeeesseaseeeesaueeessaeeseseaseeessaes 3 BAZ CDOS DAY ANT E 3 33 AUO SIUC DEE 3 4 Detailed Description cccccccccccseccneccseecsuscnsuensuecseecssuessuessenensuetsessenensuessuesseessuetsneees 4 4 1 English Metric Unit Selection ccccccscesseeccccccsseeeeccccesseeesscceeeeeessccseseeesscuseseeesscuseseessscuseeees 4 42 WE ASU GP Air VeloCily MORET D mers 4 4 3 IMeEaASULNG Air V OWING EE 4 4 4 LOW battery indication ccccccseescccceceeeeeeeeeeeeeceeesseeeeeeeeesaeeeeeeeseeaeeeeeesseeeeceeessaeeeeeessaaeeeeeessaeeeees 5 A Sea NCI E 5 5 Care Maintenance and ZGervce eene hehe nnne semen sese se sensores eina 5 Sl GENCE REW ee 5 O SPECA ONS eere 5 EE 6 ud DIX TEE 7 Volume Flow Rate Measurements Using Air Cones nnne nnns 7 Manua
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