JDC Electronic SA EasyFlow User Manual
Page 5
5
MADD
Technologies sàrl
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Avenue des Sports 42 – CH-1400 Yverdon-les-Bains – Switzerland
Tel: +41 24 445 31 16 – Fax: +41 24 445 21 23 – Email: [email protected] – www.madd.ch
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General information
The device EasyFlow is delivered in a very useful carrying bag with shoulder strap, so it can be taken away on the
field in best conditions. It is recommended to replace the device and the probe in the bag after its use; this will
guaranty its protection. Although it has been designed to withstand rough working conditions, it is a high
precision instrument which should be protected from shocks. Used with a minimal of care your EasyFlow will be
reliable and long lasting work tool.
Technical characteristics
Device
Gauging range
0,1 l/s to 99'900 l/s
Gauging accuracy
< 5 % (with optimum mix of tracer)
Gauging repeatability
± 1%
Tracer type
Cooking salt (NaCl)
Tracer quantity
10 g to 100 kg of salt
Tracer ideal mix
Between 5 and 20 g of salt per l/s of estimated flow. (Ex : ~300 l/s -> 2 kg)
Supply
3 x 1,5V alkaline batteries, AA, LR6 type
Autonomy
About 100 hours under normal conditions
Communication
Serial link RS-232
Dimensions / weight
Complete bag : 260 x 190 x 130 mm / 1240 g
Device with probe : 230 x 150 x 80 mm / 620 g
Waterproof
IP65
Salinity
Measuring range
0 to 3200 mg/l
Sensitivity
1 mg/l
Precision
< 1 %
Temperature
Measuring range
0 to +40 °C
Precision
± 0,2 °C
Switch on the device
When pressing the ON/SELECT button the EasyFlow is switched on and this display
(on the right) appears after 2 seconds. It contains the version of the device and
actual batteries tension.
If this tension is under 3.3V this message appears and the batteries should be
replaced. Press ENTER to continue.
If the tension is under 3V, this message is shown during 5 seconds, then the device
shutdown. It is here necessary to change the batteries before working with the
EasyFlow. (See previous chapter)