Omega HHF141 Series User Manual Download

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M4745/1222

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User’s Guide

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HHF141 Series

Handheld Rotating High-Accuracy

Metal-Vaned Digital Anemometers

Summary of Contents for HHF141 Series

Page 1: ...22 Page 1 of 24 User sGuide Shop online at omega com e mail info omega com For latest product manuals omega com en us pdf manuals HHF141 Series Handheld Rotating High Accuracy Metal Vaned Digital Anem...

Page 2: ...1 800 622 2378 USA Canada only Engineering Service 1 800 872 9436 USA Canada only Tel 203 359 1660 Fax 203 359 7700 e mail info omega com For Other Locations Visit omega com worldwide The information...

Page 3: ...PORTANT SAFETY INFORMATION Classifications Danger To Prevent Serious Injury or Death Warnings in this classification indicate danger that may result in serious injury or death if not observed Caution...

Page 4: ...trates compliance with the requirements of RoHS Directive 2015 863 EU Restriction of the Use of Certain Hazardous Substances in Electrical and Electronic Equipment Regulations 2012 as amended Great Br...

Page 5: ...ries in the proper manner per local ordinances CAUTION When measuring ensure that the direction arrow is facing the direction of airflow The arrow indicates the direction of airflow for the data provi...

Page 6: ...subsequent damage to the instrument The manufacturer does not recommend any specific brand of batteries but a high quality name brand alkaline battery seems to last the longest Do not wipe the instrum...

Page 7: ...ec Accuracy AP275 1 0 of reading 1 digit in FPM AP100 0 5 full scale 0 75 of reading 1 digit in FPM Resolution 1 ft min or 0 01 m sec Operating Temperature Instrument 32 to 125 F 0 to 50 C Probes 4 to...

Page 8: ...h diameter Extra extension and or flexible rods 8 ft Telescopic Extension Rod Custom cable lengths in 5 ft increments up to 100 ft 30 meters Custom probe connections Included 1 HHF141 Instrument 1 Van...

Page 9: ...M4745 1222 Page 9 of 24 DIMENSIONS INSTRUMENT 2 75 INCH PROBE 1 INCH PROBE...

Page 10: ...ich means that the auto power off has been disabled The auto power off is re enabled each time the instrument is turned on Press the BACKLIGHT key to turn the LCD backlight on for 30 seconds To turn t...

Page 11: ...minimum airspeed reading display will alternate with the letter L displayed with the sample rate For example 1065 alternating with h 8 signifies that 1065 is the highest airspeed reading since the MAX...

Page 12: ...M4745 1222 Page 12 of 24 APPENDIX A LCD DISPLAY SYMBOLS APPENDIX B BATTERY REPLACEMENT...

Page 13: ...n area equals the radius squared times 3 14 R x R x 3 14 A cross sectional area To convert an area calculated in square inches to an area calculated in square feet which is required for the Volume Flo...

Page 14: ...ent Value BLK 1 Ground N A N A N A GRN 2 Air Velocity 0 to 5 Volts 0 to 10 000 FPM Air Velocity 2000 V GRY 3 Not Used N A N A N A WHT 4 Not Used N A N A N A To convert from Volts to Air Velocity in Fe...

Page 15: ...M4745 1222 Page 15 of 24 Mating Cable Connector Binder Part No 99 0413 00 05 APPENDIX D continued Analog Output circuit block diagram and connector pin assignment...

Page 16: ...P drivers can be downloaded for Windows Linux and MAC from FTDI Ltd on their website http www ftdichip com Drivers VCP htm We recommend downloading the setup executable which automatically runs and co...

Page 17: ...dy to capture the data being measured by your instrument Please refer to Appendix G Viewing and Capturing Data for further instructions NOTE Units with USB or RS232 communications output only Air data...

Page 18: ...ructions for Use STEP 1 Connect 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...

Page 19: ...or recommend any of these programs and assumes no liability for their use There are many ways to capture the serial port data from the instrument The simplest method is to use a terminal emulator prog...

Page 20: ...of 24 APPENDIX G continued You will now receive data from your instrument The graphic below shows the serial port output data from Parallax Serial Terminal when connected to an Omega HHF141 Instrument...

Page 21: ...surement Units Same as Units shown on LCD Display Below are examples of the formatted output data for Omega Engineering HHF141 HHF144 Series Instruments units may be different depending on the units s...

Page 22: ...ument data is to use a terminal emulator program like Parallax Serial Terminal and either capture the serial data text to a file menu selection or to manually highlight copy and then paste the instrum...

Page 23: ...ict liability or otherwise shall not exceed the purchase price of the component upon which liability is based In no event shall OMEGA be liable for consequential incidental or special damages CONDITIO...

Page 24: ...dicators 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 Pu...

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