ultrasonic meter come to ambient temperature before measuring and to
respect the environmental conditions (refer to the chapter Technical
Specifications).
Deactivate all devices nearby emitting ultrasonic or high-frequency
waves when using the ultrasonic meter.
Measuring the distance in narrow corridors or hallways may result in
read-out errors. The general rule is: the greater the distance to be
measured, the larger the free space in the measuring direction.
9. Technical Specifications
power supply
range
accuracy
response time
operating current
dimensions
total weight
operating temperature 0 °C to 40 °C, 45 % RH to 91 % RH
Use this device with original accessories only. Velleman nv cannot
be held responsible in the event of damage or injury resulting from
(incorrect) use of this device. For more info concerning this product
and the latest version of this manual, please visit our website
www.velleman.eu. The information in this manual is subject to
change without prior notice.
© COPYRIGHT NOTICE
The copyright to this manual is owned by Velleman nv. All
worldwide rights reserved. No part of this manual may be copied,
reproduced, translated or reduced to any electronic medium or otherwise
without the prior written consent of the copyright holder.
V. 02 – 05/08/2014
VTUSD3
1 x 9 V battery (order code 6LR61C, incl.)
50 cm to 16 m (1
± 1 % + 1 digit
2 sec
< 60 mA
45 x 62 x 170 mm
192 g
6
10/16
" to 52
½
")
©Velleman nv