E6000 Portable Multi-Gas Detector Henan Hanwei Electronics Co., Ltd.
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5.5 Gas detection
The device moniters and displays gas concentration in real time.
Once the gas concentration reaches the preset alarm point, it will
initiate alarms.
Note:
Do not block sensors in detecting process.
To prolong life span, external filters are suggested in detecting
process.
Long time storage, serve physical shock and excessively high
concentration may cause zero drift of the gas sensors. If
finding the reading in clean air is not zero, please make zero
calibration by following Clause 6.7 and 6.8 of this manual.
5.6 Status review
In normal detection mode, press
button in normal operation
mode and the screen will show automatically current temperature,
time, STEL value
①
, TWA value
①
, the maximum leval of gas
②
, the
minimum level of gas
②
since power on.
Note:
①
Only for toxic gas.
②
Only for oxygen.
5.7 Auto zero calibration
In normal detection mode, hold both
and
buttons for
about 1 seconds. The device asks for inputting password. After
inputting correct password, the device enters into advanced menu
interface.