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6.3.4 BLOCKING FUNCTION
Key Lock
To prevent buttons from being unintentionally pressed, a key lock can be activated by pressing the
control b and – simultaneously. To deactivate it, press the control b and – again.
Locked flow
To change flow blocking:
•
On the ECOlite
®
4000 device that is switched off press the and hold it down. Afterwards,
press the ON/OFF button and also hold it down. A PRESS KEY sign will appear.
•
Press the two buttons and – simultaneously; a LANGUAGE sign will appear.
•
Using the ON/OFF button go to the BLOCKED setting, and using the +/- buttons set the mode
(NO/YES).
•
You will confirm your selection and simultaneously exit the setting by pressing the ON/OFF button
and holding it for approximately 2 seconds.
•
With activated fl ow blocking, the unit will be working with the fl ow rate set on the device before
blocking was activated.
6.3.5 FUNCTIONAL TEST
•
Switch on the ECOlite
®
4000.
•
Choose a random setting, e.g. 3 l/m.
•
Breathe in through the cannula.
•
Make sure that there is a short puff of oxygen through the cannula by listening or feeling the flow.
•
Also make sure you can hear a slight click on each inhalation.
•
Check the display by pressing the “+” and “-” buttons; the setting should change accordingly.
•
Activate the alarm by not breathing in the cannula. After approx. 1 minute the alarm should set
off, both by sound and an alert on the display.
If there is an abnormal sound, noise, gas leakage or any other problem, stop using the
product immediately and contact the supplier.
We recommend conducting a functional test (Chapter 6.3.5) every time before putting the
device into operation.
6.3.6 ALARM AND MONITORING FUNCTIONS
A built-in microprocessor in the ECOlite
®
4000 allows permanent monitoring of the most important
functions:
Function
Description
Display screen
Audible
alarm
Action
Normal opera-
tion
Indicates that the sen-
sor detects the start of
an inhalation effort.
A picture of flash
-
ing light in top right
hand corner
No
None
Low Oxygen
supply
The oxygen flow
from the source is
insufficient to supply
the patient.
‘No O2’
Yes, after
every
exhalation
When this happens check:
The condition and tightness of
spiral hose connections
For adequate oxygen supply
For any kinking and damage of
the hose or the device.
Monitoring
breath
impulses
When the device is in
use and no breathing
takes place for one
minute.
’CHECK
CANNULA’
An audible
signal is set
off for 30 s,
and the unit
will then turn
off automati-
cally.
The ECOlite
®
4000 will switch off
automatically, storing the current
settings.
Check the cannula for
obstructions and replace it if
necessary.
(Remember to shut off oxygen
supply – cylinder if the unit
switches off.)
