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6.1.5. ALERTS
The E-Indicator will display and sound Alerts for inventory management purposes, when the
estimated amount of gas remaining in the cylinder, based on the current fl ow rate, is less than
certain thresholds:
20 MINUTES
15 MINUTES
EN
10 MINUTES
5 MINUTES
0 MINUTES
When 0 Minutes is indicated the cylinder is considered empty, but there may still be some
residual gas in the cylinder and therefore still some gas fl ow.
6.2. BLUETOOTH WIRELESS TECHNOLOGY
The E-Indicator contains Bluetooth wireless technology which may be used to communicate
and transfer information, operating in the unlicensed industrial, scientifi c and medical band
at 2.4 to 2.485 GHz. This is currently reserved for use by the manufacturer during service
operations.
•
Contains Transmitter Module FCC ID: QOQBLE113
•
Contains Transmitter Module IC: 5123A-BGTBLE113
Operating Frequency Range: 2402 – 2480 MHz
Channel Bandwidth: 2 MHz
Eff ective Radiated Power: -1.15 dBm
7. USE OF PRODUCT
7.1. OPERATIONS PERFORMED BY USER
7.1.1. BEFORE USE
Visual inspection before use:
•
Check the combination valve for damage (incl. label and marking). If it shows signs of external
damages, remove the product from service and suitably identify its status.
•
Visually check the combination valve for contamination. If needed, apply the cleaning
procedure according to chapter 9.
•
Check if pressure is indicated on the content indicator of E-Indicator Display. If content
indicator of E-Indicator Display enters red zone, return the medical package (cylinder with
valve) for its refi lling.
Leak-tight and functional test before use:
•
Open slowly the combination shut-off valve by turning slowly the combination control knob
"shut-off valve & fl ow selector" in anticlockwise direction to ON position.
•
By listening check for a leakage (the leakage would be heard as characteristic hiss of fl owing
gas).
•
Check that there is a gas fl ow at each "fl ow selector" set position in both anticlockwise and
clockwise turning direction (for instance by sound or checking presence of bubbles in a
humidifi er)..
The Alert icon is shown
with one segment:
The Alert icon is shown
with two segments:
The Alert icon is shown
with three segments:
The Alert icon is shown
with three segments:
The Alert icon is shown
with three segments:
Three short low frequency beeps sound.
Three longer medium frequency beeps
sound.
Three longer high frequency beeps sound.
One longer high frequency beep sounds.
AND the time remaining display shows
"00:00".
One long beep sounds, descending in
frequency.
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