VELTRON DPT 2500-
plus
Air Monitor Corporation
116-047-20.PMD (5/5/11)
VELTRON DPT 2500-
plus
- IO&M Manual
SECTION 5 – OPERATION
18
5.8 – LOW PASS FILTER
User can select level of Process filtering applied to the transducer output*. Levels are 0 to 10, with 0 representing no
filtering, 1 representing minimal filtering (0.125 sec time constant), and 10 representing maximum filtering (64 sec
time constant).
* This filtering affects the output and display.
Display filter only affects the display and is a multiplier to the Process filter. (Note: Process filter must be set to a
value other than zero for the display filter to be effective).
1. While in Main Menu, use or , to scroll to:
Low Pass Filter
Selection
2. Press to enter Low Pass Filter
S
ection menu. Display will indicate:
Process Filter
Selection
3. Press and display indicates current setting of Process Filter; 0 (none) to 10 (maximum).
4. Use or to change setting. Once desired setting is displayed, press , new setting will be stored in
memory and display will return to Process Filter Selection menu as in S
t
ep 2.
Note: If user desires not to change the setting and return to Main Menu, press . Unit will remain
programmed as it was originally.
5. Use or to select remaining parameters to be changed.
6. Follow Step 4 to make any changes.
7. To return to Main Menu, select Return to MAIN MENU in Low Pass Filter Selection Menu and press .
X
- Trans. Scaling & Config.
Low Pass Filter Selection
- Auto-Zero Configuration
Process Filter
3
0 (none) to
10 (maximum)
Default selection shown.
Available selections:
User Setup Main Menu
- Process Filter Selection
- Display Filter Selection
- Return to MAIN MENU
Low Pass Filter Selection
Display Filter
0 (None)
Return to
MAIN MENU
0 (none) to
4 (maximum)
Summary of Contents for VELTRON DPT 2500-plus
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