Using The Flue Gas Analyser; Preliminary Operations; Warnings; Analyser Power Supply - Seitron CHEMIST 400 Use And Maintenance Manual

Combustion analyzer
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3.0 USING THE FLUE GAS ANALYSER

3.1 Preliminary operations

Remove the instrument from its packing and check it for damage. Make sure that the content corresponds to the
items ordered. If signs of tampering or damage are noticed, notify the SEITRON service centre or agent
immediately and keep the original packing. A label at the rear of the analyser bears the serial number. This serial
number should always be stated when requesting technical assistance, spare parts or clarification on the product
or its use.
Seitron maintains an updated database for each and every instrument.
Before using the instrument for the first time it is recommended to charge the battery for 12 hours with the
instrument turned off.

3.2 Warnings

• Use the instrument with an ambient temperature between -5 and +45°C.
• When it has finished being used, before turning the instrument off remove the probe and let is aspirate ambient
clean air for at least 30 seconds to purge the pneumatic path from all traces of fumes.
• Do not use the instrument if the filters are clogged or damp.
• Before putting the measuring probe back in its case after use, make sure it is has cooled down enough and
there is no condensate in the tube. It might be necessary to periodically disconnect the filter and the
condensate separator and blow compressed air inside the tube to eliminate all residues.
• Remember to have the instrument checked and calibrated once a year in order to comply with the existing
standards.
IF THE INSTRUMENT HAS BEEN KEPT AT VERY LOW TEMPERATURES (BELOW
OPERATING TEMPERATURES) WE SUGGEST WAITING A WHILE (1 HOUR) BEFORE
SWITCHING IT ON TO HELP THE SYSTEM'S THERMAL BALANCE AND TO PREVENT
CONDENSATE FORMING IN THE PNEUMATIC CIRCUIT.

3.3 Analyser power supply

The instrument contains a high-capacity LiIon rechargeable battery.
The battery feeds the instrument, built-in printer and any other probes or remote devices that may be connected.
The instrument runs for approximately 18 hours if the printer is not used. Should the battery be too low to effect
the necessary measurements, the instrument can be hooked up to the mains via the power pack provided,
allowing operations (and analysis) to proceed. The battery will be recharged whilst the instrument is being used.
The battery charging cycle takes up to 3 hours for a complete charge and finishes automatically.
ATTENTION: If the instrument is not going to be used for a long time we suggest recharging it at least
once every 4 months.

3.3.1 Checking and replacing the batteries

The status of the internal battery can be checked during instrument auto-calibration or even after, if necessary, by
pressing the information key
The menu displays the battery's residual capacity and voltage. If battery charge appears to be low, let it
discharge completely and then carry out a full 100% charge cycle by connecting the instrument to the power pack
for 3 hours.
If the problem persists, replace the battery pack with a SEITRON original or contact the SERVICE CENTRE to
carry out the necessary repairs.
The average life of the battery pack is 500 charging/discharging cycles. To exploit this characteristic to the full it
is advisable to always use the instrument powered by the internal batteries and to charge it only when it gives the
battery flat message.
THE INSTRUMENT IS SHIPPED WITH THE BATTERY HALF CHARGED SO IT IS
ADVISABLE TO CHARGE IT COMPLETELY BEFORE USE, TAKING 3 HOURS.
IT IS ADVISABLE TO CHARGE THE BATTERY AT AN AMBIENT TEMPERATURE RANGING
BETWEEN 10°C AND 30°C.

3.3.2 Use with external power pack

The instrument can work with the batteries fully discharged by connecting the external power pack provided.
Kindly note that while the battery is charging, some heat is generated which increases the instrument's internal
temperature. This may lower the accuracy of some readings.
The air temperature must be measured using the air temperature probe since the internal sensor might lie at a
different temperature with respect to ambient.
K900000000SE 022628A0 071013
and accessing the "battery capacity" submenu.
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