S230 O.U.R Test0 pages

Measurement
and Control

S250
O.U.R. (Oxygen Uptake Rate) Test
Portable meter to measure the biomass respiratory activity
Oxygenation and stirring
assembly with incorporated
lead batteries

500 ml ask with
airtight stopper and
magnetic stir bar

Polarographic probe with
two temperaturecompensated electrodes

Laptop with RS232 serial
port and printer port, graphic
LCD

4Selectable measuring ranges: 0.00/5.00/10.0/20.0 ppm of O2;
4Selectable measuring times: 2, 5, 10, 15, 20, 30, 60 min.
4Fully-portable system housed in shock-resistant aluminium case (460x330x150 bxhxd
- 5 kg).
Complete with:
– Polarographic O2 measuring probe with two temperature-compensated electrodes
(S423)
– Interface card + cable for connection to PC (via RS 232 port)
– 500 ml ask with airtight stopper
– Stirring/oxygenation unit powered by rechargeable batteries or 220 V mains power
– Display and measurement management software (for PCs running Windows 98 or
higher). The program supplied is used on PCs, laptops or desktops, with an RS 232
serial port.

Complete system
for taking
respirometric
measurements
with
parameter
setting via
dedicated
software.
Displays
measurements in
graphical and
tabular form
(O2
consumption/
time) with the
nal result
expressed
directly as a
ratio in mg of
oxygen
consumed per
mass of
activated sludge
and brought to
the analytical
standard of 20
°C. Precision ±
1% of the f.s. at
constant
temperature.
Storage of
measurements
and relative
graphics with
option to print.