Biosystems PhD Ultra Manual de usuario descargar pdf (Pagina 9)

8

The sensor type will be shown next.

During the display of the warning alarm

level, the LED alarm light will flash twice

and the audible warning alarm will sound

twice.

During the display of the danger alarm

level, the LED visual alarm will flash twice

and the audible danger alarm will sound

twice.

Following the danger alarm level, the

ToxiLtd will begin standard operation

unless calibration is due otherwise it will

display either the Gas Indicator screen if

enabled or it will show the number of

months remaining in the 24-month

lifecycle of the instrument. During an

alarm condition, the instrument will display

the current gas reading.

For the first full month of use following

initialization the display will show 23 full

months remaining.

Once the instrument determines that there

are 90 days of operation remaining, the

instrument will indicate 90 days and

proceed to count the days down until the

instrument reaches 0 days and turns itself

off.

2.2 Functions

As stated above, the ToxiLtd will show the

Gas Indicator screen if enabled or it will

show the amount of time remaining in the

product’s lifecycle during normal

operation unless there is an alarm

present. The ToxiLtd will display gas

readings while it is in alarm.

2.2.1 View time remaining, max gas

readings, time in alarm, calibration due

If the Gas Indicator screen is showing

press the MODE button once to view the

time remaining screen. From the time

remaining press the MODE button once to

view the MAX gas values screen.

The MAX figure represents the highest

gas value reading that has been recorded

by the instrument during the current

operating session or during the last 24

hours of operation. Press the MODE

button to display the Time in alarm screen

which shows the number of hours the

instrument has been in alarm.

If the Calibration reminder feature has

been enabled then Press the MODE

button to display the number of days until

calibration is due.

Otherwise the instrument will show the

first screen in the sequence.

Note: To reset the max readings level,

fresh air/zero calibrate the instrument

as discussed in section 3.3.

1 2 3 4 5 6 7 8 9 10 11 12 13 14 ... 19 20

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