background image

e-mail: [email protected] 

For latest product manuals: 

www.omegamanual.info

HHF142

HANDHELD ROTATING VANE ANEMOMETER

TM

Shop online at 

omega.com

User’s Guide

Summary of Contents for HHF142

Page 1: ...e mail info omega com For latest product manuals www omegamanual info HHF142 HANDHELD ROTATING VANE ANEMOMETER TM Shop online at omega com User sGuide...

Page 2: ...pecifications without notice omega com info omega com Servicing North America U S A Omega Engineering Inc Headquarters Toll Free 1 800 826 6342 USA Canada only Customer Service 1 800 622 2378 USA Cana...

Page 3: ...tomatically calculated in units of either cubic feet per minute ft3 min or cubic meters per hour m3 hr The rugged yet precise probes can be used for airstreams that have a wide range of humidity tempe...

Page 4: ...99 ft3 min 0 0 to 9999 m3thr cubic feet per minute cubic meters per hour 1 0 ofreading 1 digit 1 ft min or 0 01 m sec 0 1 ft3 min or 0 1 m3 hr Operating Temperature Instrument Probes Power Supply Batt...

Page 5: ...exible rods Custom cable lengths 1 HHF142 Instrument 1 Vane type probe head choice of 2 75 Inch or 1 Inch Diameter 3 Rigid extension rods with handle grip 1 Flexible extension rod 1 Probe connection c...

Page 6: ...NCH DEEP ELECTRICAL CONNECTOR 875 INCH 1 1 22MM 1 4 9 INCH _ _ _ _ _ ______ 124MM lINCHPROBE 1 7 010 INCH 43MM 3 8 16 TAPPED HOL E _ L ___j_ z ____L_ ________ _l 0 75 1 NCH DEE P 1 0inch 25mm I 1 1inc...

Page 7: ...l flash AOFF which means that the auto power offhas been disabled The auto power offis re enabled each time the instrument is turned on Press the BACKLIGHT key to tum the LCD bac klight on for 30 seco...

Page 8: ...surements during the preceding 16 seconds is displayed Press the MAX MIN key to record and display the maximum airspeed or _ volume flow read ng The aximum reading display will alternate with the lett...

Page 9: ...ich Duct setup you d like to use when in Volume Flow mode There are 10 Duct setups to choose from and they are shown as due0 through due9 While in Volume Duct Entry mode press this key to advance to b...

Page 10: ...whether the units will be in Inches or Centimeters 5 Once I neh has been displayed press the SET key to accept Inches as the Units 6 The display now shows duel stating that we re now in the Duct Type...

Page 11: ...nt digit to I press the SET key to accept I and move to the cursor to the right press the ADJ Key twice to increment the current digit to 2 press the SET key to accept 2 and move to the cursor to the...

Page 12: ...VOL duct the current duct setup being modified UniC Cent Inch Duct Circ Rect Dia Heit IJO O J o O IJO O J o O iltJ O lltJ O Len IJO O IJO O lltJ 0 Rev 1 9 10 Jun 2008 Page 11 of28...

Page 13: ...inute CFM and cubic meters per hour CMH CUBIC will be displayed along with either FPM or MPS on the LCD display to tell you what units you are in Note When CUBIC and MPS are displayed on the LCD displ...

Page 14: ...range err or They are 1 Duct dimension is too small If one of the user entered duct dimensions is smaller than the probe diameter as described above the instrument will display the out of range error...

Page 15: ...PLAY CUBIC SYMBOL CFM min or CMH r LOW BATTERY FEET PER MINUTE SYMBOL ft min DISPLAY HOLD APPENDIX B BATTERY REPLACEMENT REMOVE BATTERY COVER r REMOVE TWO SCREWS 1 REPLACE THREE 3 SIZE AA BATTERES AS...

Page 16: ...ing Measurement Equation to convert from To convert from Volts to Air Velocity in Feet per Minute multiply by2000 For example an analog output of2 375 Volts means that the instrument is measuring an a...

Page 17: ...Analog Output circuit block diagram and connector pin assignment ANALOG OUTPUT CONNECTOR PINOUT DIAGRAM Mating Cable Connector Binder Part No 99 0413 00 05 Rev 1 9 10 Jun 2008 Page 16 of28...

Page 18: ...for Windows Linux and MAC from FTDI Ltd on their website http www ftdichip com DriversNCP htm We recommend downloading the setup executable which automatically runs and configures the drivers for you...

Page 19: ...fi K boards l J _ Mia andotherpoolingdo as I Modl ms I Morilcrs l J JPCMCIAadapters El Ports aJO I PT f Port COMl ECPPrinll rPortOJ Tl I Processors I Sound video and CDrllrolen You are now ready to ca...

Page 20: ...t the RS232 cable included to the female connector on the bottom of your instrument Connect the other end to an RS232 port on your computer STEP 3 Turn the Instrument ON STEP 4 Verify that the Instrum...

Page 21: ...to be opened with the above port settings and real time data to be viewed from the instrument One such terminal emulator program is Windows HyperTerminal To launch Windows HyperTerminal go to START A...

Page 22: ...r Comee U5ing I ___o_K I Cancel In the next window select the port settings as shown bE low and click OK The Serial Port settings are also listed at the end of this section COM3 Properties X PortSetli...

Page 23: ...as r 1ooys o i y Backs acekeysends C MJ O o i O c tSpace_C MJ T n ANSI___ _ __ Backscrolbalerines Ism __ _ _ OPlar t c ng OK 11 Cwel Make sure that Append line feeds to incoming line ends is CHECKED...

Page 24: ...isplay Below are examples of the formatted output data for Omega s HHF141 HHF144 Series Instruments units may be different depending on the units selected on the LCD display Model HHF141 Air 47 FPM CR...

Page 25: ...then paste the instrument data into an editor such as Windows Notepad Once you have the instrument data in a file save the file as a CSV type e g lnstrumentData csv Open the file in a spreadsheet appl...

Page 26: ...so that you ll have another year of dependable service Calibration also includes a complimentary firmware upgrade so that you know you ll have the latest advances in accuracy and reliability in your...

Page 27: ...Notes Rev 1 9 10 Jun 2008 Page26 of28...

Page 28: ...Notes Rev 1 9 10 Jun 2008 Page 27 of28...

Page 29: ...A if the unit is found to be defective it will be repaired or replaced at no charge OMEGA s WARRANTY does not apply to defects resulting from any action of the purchaser including but not limited to m...

Page 30: ...s M U Turbine Paddlewheel Systems M U Totalizers Batch Controllers pH CONDUCTIVITY M U pH Electrodes Testers Accessories M U Benchtop Laboratory Meters M U Controllers Calibrators Simulators Pumps M U...

Reviews: