Microtronics myDatasensMINI H2S 1000, Руководство пользователя, Страница: 87 / 107

Chapter 13 Maintenance
13.2.1.2.1 Calibration guidelines
Important note:
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Employees must only use those gases or gas concentrations that they are trained to
use according to the relevant risk potential.
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Alcohol-based cleaning agents must not be used.
The following guidelines apply in addition if the calibration is completed in a specially equipped cal-
ibration room:
Important note:
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No one is allowed to enter the calibration room without training.
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Before entering the calibration room, the employee must have been in an environment
free of alcoholic vapours for at least 30 minutes.
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The ESD safety guidelines must be observed in the calibration room.
13.2.1.2.2 Calibration room equipment
The following basic equipment must be available in the calibration room:
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Ensure sufficient ventilation is provided.
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Gas cylinders must be assembled and stored properly.
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The fittings on the gas discharge station must correspond to the working pressure.
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A computer is required for the DeviceConfig configuration program.
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An extraction device that is in permanent operation during the calibration process must be pro-
vided.
More detailed provisions must be taken from the applicable standards on installing a gas storage
centre for the relevant country.
Normally, gas storage centres must be approved and accepted by the legislative authorities.
The gas storage centre must be designed for a hydrogen sulphide concentration of up to 200ppm.
13.2.1.2.3 Calibration process
Important note: If calibration is completed in a specially equipped calibration room, the
device must be stored in an environment that is free of H2S and alcoholic vapours for twelve
hours before calibration.
Note: All of the screenshots show version 4.13 of the DeviceConfig configuration program. Newer versions may
include minor changes to the appearance of the program.
Rev. 01 87