User Manual - Temperature & Process Instruments, Inc.
Contents
1. Visit TPI The Value Leader at www tpi thevalueleader com Test Products International Inc Headquarters 9615 SW Allen Blvd Beaverton OR 97005 USA 503 520 9197 Fax 503 520 1225 e mail info tpi thevalueleader com Test Products International Ltd 342 Bronte St South Unit 9 Milton Ontario LOT 5B7 Canada 905 693 8558 Fax 905 693 0888 e mail info tpicanada com Test Products International UK Ltd Longley House East Park Crawley West Sussex RH10 6AP England Tel 44 0 1293 561212 Fax 44 0 1293 813465 e mail info tpi uk com 575M 20042. fini The Value Leader www tpi thevalueleader com Digital Vane Hot Wire Anemometer Vane Hotwire Air Velocity Meter Contents Introduction Instrument Overview Operating Instructions Volume Measurements CFM Recording Data RS232 Interface Specifications Calibration amp Service Guarantee Troubleshooting Guide 1 Introduction Thank you for purchasing TPI brand products The TPI 575 Vane Hotwire Air Velocity Meter is a state of the art easy to use instrument designed to provide temperature and air velocity readings The instrument is ruggedly constructed and comes with a 3 Year Guarantee This manual will guide you through the functions of the TPI 5 75 which will give you many years of reliable service Your PI 575 Vane Hotwire Air Velocity Meter comes complete with the following items as standard TP 575 Instrument Hotwire Probe Head Vane Probe Head Rubber Boot Soft Carrying Case Batteries Instruction Manual Your TPI 5 5 Digital Vane Hotwire Thermometer has the following options available serial Computer Interface RS232 Instrument Overview Remote Hot R 232 Output Wire Probe Dual LCD A Unit Key Sensors Hold Key Power Key Record Key lt bles ane Probe Hot Vane Key Zero Key i Recall Key C or F key Battery Compartment Operating Instructions ot ee SS T Select the Hot probe or Vane probe for location of measurement Connect the selected probe to th
3. W Width W Area Equation for Round Ducts Area A T X R Where 7T 3 14 R Radius x Radius Radius R Recording Data If you want to record the reading changes press REC button when the reading gets stable Once activated the meter will begin recording ipl D The REC annunciator will be displayed The meter will record minimum maximum and average temperatures To recall the data after recording press RCL button The MAX MIN AVG values will be recalled sequentially If you press RCL button both temperature and wind velocity will be displayed at the same time on the LCD The screen will display MAX MIN AVG sequentially Press REC button to return to normal operation The meter has auto power off feature on normal operation 10 minutes Auto power off is disabled on record mode RS232 Output Holding down RCL button will display MAX MIN AVG And then RS 232 at the top right of the screen This function prints the reading currently being measured in ASCII code RS232 cable is needed in order to view the readings on your computer SPECIFICATIONS Instrument General Operating Temperature Range 10 C to 50 C Operating Humidity Less than 80 Rh Battery 1 5V Alkaline battery X6 Battery Life gt 30 Hours Continuous Use Display Backlit Dual LCD with function annunciators Dimensions 74mm x 144mm x 29mm Weight 150g Casing Rubber Boot as Standard switch Of
4. e meter Push ON button to turn meter on Push HOT WIRE button or VANE button as per a selected probe Pressing the C F button will toggle between C and F Push UNIT button to select the desired display units of the air velocity The user can scroll through 5 units m s km s ft min knots mile h If you selected a hot probe pull down the sensor cover of the probe so that air velocity sensor can be seen and position the probe at desired location of measurement The Probe should be positioned so that a white spot will face the winds In case the place is too far and the antenna should be pulled long do not hold the probe sensor but hold the antenna 9 Read the velocity and temperature on the LCD 10 It will take several minutes until the readings get stable after the probe is positioned 11 Press HOLD button to freeze the display after taking a measure ment is finished 12 DH will be displayed on the LCD 13 Press HOLD button again to return to normal operation Battery should be replaced when LBT is displayed at the top left of the screen Volume Measurements To determine CFM cubic feet per minute in a duct the area of the duct must first be measured use the equations below Then multiply an air velocity measurement by the area measurement to obtain CFM CFM ft min Air Velocity ft min X Area in square inches 144 Area Equation for Square Ducts Height H Area A Height H X Width
5. f Auto Power Off after 10 minutes sensors Temperature Measurement 20 C to 80 C 5 F to 175 F Temperature Accuracy 1 of reading 0 5 C 1 of reading 1 0 F Velocity Measurement Vane 0 4 to 25 m s 2 of reading 3 digits Hot wire 0 2 to 20 m s 0 5 of reading 3 digits Units of Measure m s km h ft min knots mile h CALIBRATION amp SERVICE It is recommended that the instrument be calibrated every 12 months Please consult Test Products International for further details GUARANTEE Your TPI 575 Hot wire Vane Air Velocity Meter is guaranteed free from defects in materials and workmanship for 3 Years from the date of purchase Covered by TPI Repair parts and labour or replacement of the product at the option of TPI Normal transportation charges to the purchaser are also covered Not covered by TPI Damage to the product which are the result of abuse improper use or main tenance are not covered Any other expenses consequential damages incidental expenses includ ing damages to property are not covered Transportation expenses to the customer are not covered To obtain warranty performance Include with the product your name address phone number written description of the problem and proof of purchase date Carefully package and return to IPI This guarantee does not affect your statuary rights Trouble Shooting Guide Problem Solution Unit will not turn on Battery voltage is low change batteries
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