Velleman DTO6234 Manuel D'instructions

1. Introduction & Features
To all residents of the European Union
Important environmental information about this product
This symbol on the device or the package indicates that disposal of the device after its lifecycle could harm
the environment.
Do not dispose of the unit (or batteries) as unsorted municipal waste; it should be taken to a specialised
company for recycling.
This device should be returned to your distributor or to a local recycling service.
Respect the local environmental rules.
If in doubt, contact your local waste disposal authorities.
• This tachometer consists of long-life high-quality components and the housing is made of light but rugged ABS
plastic. The device handles comfortably thanks to the ergonomic housing.
• Wide measuring range and high resolution.
• Clearly legible LCD display.
• The last displayed value and the min/max values are automatically stored in the memory and can be displayed by
pressing the memory (MEM) button.
• Indicator for low battery voltage
Attention: Looking directly into the laser beam may cause severe eye injury.
2. Specifications
Display
Accuracy
Sampling Time
Range Selection
Memory
Detection Range
Time Base
Power Consumption
Battery
Operating Temperature
Dimensions
Weight
Accessories
Test Range
Resolution
Total Testing Range
3. Memory Button ("MEM")
The last measured value is automatically stored in the memory. Look at the example in figure 1 on page 2:
Three values are stored in the memory:
Press the button once to display the last measured value ("LA").
Press the button twice to display the maximum value ("UP").
Press the button three times to display the minimum value ("dn").
Remark: You have to hold the button when pressing it for the last time in order to display the desired value.
DTO6234 – DIGITAL TACHOMETER
5 digits, 15mm LCD
± 0.05% + 1 digit
0.5 sec. (more than 120rpm)
automatic
max/min value and last measuring result are automatically stored in the
memory
50mm to 500mm
quartz crystal
± 50mA
4 x 1.5V AA battery
0°C to +50°C
160 x 72 x 37mm
30g (including battery)
carrying case, reflecting tape (600mm) and manual
2.5 to 99.999rpm
0.1rpm (> 1000rpm)
1~99999