Section 4 - Pc Interface; Main Window - Omega HHF1001A User Manual

4
PC Interface

Section 4 - PC Interface

The HHF1000 series comes with a Windows based user application. This
application runs on Windows XP, Vista, and Seven. It allows you to perform the
following functions:
• Monitor and display the air velocity and temperature in real time, including
• Display the air velocity and temperature in different Engineering units
• Change the upper and lower values for the two channels from auto, to manual.
• Change the chart time base from 1 minute to 10 minutes, and one hour.
• Save the air velocity and temperature data to a file.
• Print the air velocity and temperature graphs to a printer.
Operation
• Install the user application.
• Connect the USB cable provided between the HHF1000 and the PC. For
• When the HHF1000 is connected to the PC for the first time, the PC recognizes
The "Found new hardware wizard" program will open. Select "Install from the
specific location" option and select the program CD where the drivers are located.
You are now ready to run the application. When the application is run, it establishes
communication with the HHF1000 meter, and a "Go" button will show up on the
Main window. Clicking the "Go" button will start the data logging session.
If the application can not establish communication, it will show an error message
box, and the "Find" button will flash. Please check for the following:
• The meter is connected to a USB port of the PC
• Go to Settings menu and check the COM port number. Make sure you are
• Click the "Find" button, and the program should be able to establish
• Click the "Go" button, and the program will start to log data in real time. The
Figure 4-1 shows the Main window after logging some data. The main window
• Display of line graph and digital values of air velocity and temperature in real time.
• Display high & low alarm lines and values for velocity
• Display response time in msec, volume air flow in CFM, cross sectional area in
• High & low alarm LED indicators for the velocity channel. The LED indicator
• Communication LED indicator. This is a flashing Green LED indicator to show
4-1
line graph of the two channels.
or logarithmic scale.
wireless version, make sure the radio is turned off.
the unit and it looks for the USB drivers. The necessary drivers are on the
same CD.
using the right COM port on your PC. Choose 9600 for COM Baud Rate.
You can check the connected COM port by opening the Device Manager
(From the system properties) and review all the COM ports.
communication. The "Find" button will change to "Go".
display update is every 250 msec.
shows the following:
square inches, and the atmospheric pressure in mmHg.
will turn red when in alarm condition.
good communication. If there is no communication, this LED will not flash.