Extech Instruments 451126 User's Guide

User's Guide Vane Thermo-Anemometer Datalogger Model 451126 Introduction Congratulations on your purchase of Extech&a

Model 451126 Version 1.6 February 2004 10 Data Acquisition Mode In data acquisition mode the meter is connected to a PC with

Model 451126 Version 1.6 February 2004 11 Viewing Files Files can be view in table form or they can be plotted on a graph. Vi

Model 451126 Version 1.6 February 2004 12 Downloading Logged Data to the PC Note: The RS232 communication symbol should NOT b

Model 451126 Version 1.6 February 2004 13 Useful Equations and Conversions Area equations Cubic equations CFM (ft3/min) =

Model 451126 Version 1.6 February 2004 14 Battery Replacement The low battery indicator appears on the LCD display when it is

Model 451126 Version 1.6 February 2004 15 Appendix A: Real-time Datalog-to-PC transfer Byte 1 0D (Hex) Byte 9 Digit 2 in u

Model 451126 Version 1.6 February 2004 16  Support Hotline (781) 890-7440 Tech support: Ext. 200; Email: [email protected]

Model 451126 Version 1.6 February 2004 2 Specifications General Specifications Display Dual 4-digit (9999 count) Multi-funct

Model 451126 Version 1.6 February 2004 3 Meter Description 1. LCD Display 2. Vane Sensor 3. ON/OFF Key 4. RS-232 Connector 5

Model 451126 Version 1.6 February 2004 4 Operation NOTE: For all air velocity or flow measurements, the air should pass thro

Model 451126 Version 1.6 February 2004 5 2/3Vmax Air Flow 1. Power the meter by pressing . 2. Press to

Model 451126 Version 1.6 February 2004 6 Datalogging Instantaneous (One-Shot) Datalogging To record one data point at any des

Model 451126 Version 1.6 February 2004 7 Software The 451126 software lets the user: • Download logged record

Model 451126 Version 1.6 February 2004 8 Starting the Software 1. Run the program by opening the program named “Flow Anemomet

Model 451126 Version 1.6 February 2004 9 Operating the Software Graphical Display Mode The display command offers 5 different