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Technical Note TN-136 

06/10/TM

RAE Systems by Honeywell  877-723-2878  raesystems.com

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ULTRARAE AND ULTRARAE 3000 OPERATION TIPS

This document describes several helpful tips for operating the 
UltraRAE and UltraRAE 3000.

SAMPLING WITH THE ULTRARAE

How To Make An Airtight Seal For The Inlet 
Probe

When inserting a RAE-Sep tube into the inlet adapter, 
push the tube into the rubber gasket until you feel 
that the tube is properly sealed. Next screw on 
the tube holder cap to seal the other end of the 
RAE-Sep tube. Then simultaneously twist and 
push down on the tube cap nut to ensure that the 
rubber adapters inside the tube holder form good 
seals against both ends of the RAE-Sep tube.

How To Select The Tube Name
1. 

Remove the tube from the inlet. Press [Y/+] 
while the UltraRAE displays the “Ready...” message.

2. 

The display should show “No Tube” and 
“Manual select?” press [Y/+].

3. 

The display should show a tube name, such as 
“Benzene?” Press [N/-] if you want to change the 
tube name. Press [Y/+] to accept the tube name.

4. 

The display should show the selected tube name and “Start?” 
message alternately. Press [Y/+] to start the testing.

 
What To Do If The Tube Reader Shows “Invalid Lamp For ....
Xxxx Tube”

This message means that the UV lamp installed inside the unit 
does not work with the given tube. The correct UV lamp information 
(9.8 eV, 10.6 eV or 11.7 eV) is printed on the label of the tube box. 
After installing the correct lamp, the user also needs to change the 
monitor setup because the unit will not recognize the lamp type 
automatically:

1. 

Press both the [N/-] and [MODE] keys together for 3 
seconds, the display shows the first programming mode 
menu: “Calibrate Monitor?” Press [N/-] four times.

2. 

The display should show “Change Monitor?” Press the [Y/+] key.

3. 

The display should show “Change Measure 
Wait Time?” Press the [N/-] key.

4. 

The display should show “Change lamp?” Press the [Y/+] key.

5. 

The display should show “Lamp = xxxx eV?” where 
“xxxx” is the current UV lamp selection.

6. 

Press the [N/-] key until the correct UV lamp type is 
displayed. Then press [Y/+] key to accept the correct UV 
lamp. Press the [Y/+] key again to confirm the change.

7. 

Press the [MODE] key twice to return to normal display 
with “Ready...” message. The unit is now ready to 
accept the tube with the newly installed UV lamp.

 
Note About Multiple-Tube Operation

When using different types of RAE-Sep tubes in the UltraRAE, it 
is very important to calibrate each type of tube before using the 
monitor. Thereafter, simply insert the tube into the inlet adapter, and 
the tube reader will recognize the tube name and use the proper 
calibration data to perform the gas measurement. If there are 
more than eight different types of tubes available, the PC program 
(ProRAE Suite) must be used to select eight tubes and download 
the tube data to the monitor. See the Operation and Maintenance 
Manual for details on the download procedure.

SAMPLING WITH THE ULTRARAE 3000

Before performing a compound-specific measurement for 
Benzene or Butadiene using a RAE-Sep separation tube, 
make sure the UltraRAE 3000 is in Tube Mode and that the 
appropriate tube type is selected. The UltraRAE 3000 only 
acts as a compound-specific measurement device when 
it is equipped with a 9.8eV lamp. Therefore, make sure 
the UltraRAE 3000 is equipped with a 9.8eV lamp and 
manually set to use it whenever it is to be used for 
compound-specific sampling such as for benzene.

Make sure the UltraRAE 3000 is set to operate with 
your selected tube:

1. 

Enter Programming Mode.

2. 

Select Measurement.

3. 

Select Tube Selection.

4. 

Make a choice of Benzene or Butadiene.

5. 

Save your choice.

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