MULTIGASSENS-М2 USER MANUAL
Rev. 1.8 07.02.19
17
3) the figures display the concentration of oxygen (0 – 30 %Vol);
4) the concentration of carbon monoxide (0-999 ppm);
5)
indication of remaining work time in weeks;
6)
indication of remaining time and work as a percentage of service life;
7)
amount of work time remaining;
8)
indication of need for maintenance;
9) indication of the maximum and minimum concentrations since the last exit from the state
“sleep”;
10) Indication sign TWA;
11) Indication sign STEL
2.2. Signalling
When the alarm levels are reached, sound, light and vibration alarms are activated on any of the
measuring channels. Concentration indication on the display of the channel on which the alarm threshold
has been reached starts flashing.
When ordering the instrument, you must specify the alarm setting levels for the initial setup of the gas
analyzer at the factory.
:
o
Through channels CO, H
2
S, LEL – «Level 1» and «Level 2» any value in the range
from 10% of the threshold limit value (TLV) to the end of the measurement range,
subject to the following conditions «Level 1» is lower than «level 2».
o
Through channels O
2
– «level 1» less than 20,7%; «level 2» more than 21,2%
Channels CO, H
2
S, LEL
When reaching or exceeding the values of the "Level 1" setting on the channels CO, H
2
S, LEL,
light, vibration alarm, sound with a sound pressure level of 85 dBA is triggered. Sound and vibration
alarm can be turned off by briefly pressing the button. The indicator continues to flash the value of the
channel on which the excess occurred, the light alarm reduces the frequency of flashes by 5 times. All
types of alarms are automatically switched off when the concentration of the measured gases below the
threshold.
Channel O
2
,
