General information
2.4 Protection against explosion
MicroSAM
16 Operating Instructions, 06/2012, C79000-G5376-C560-07
Opening the housing with the power supply switched off
WARNING
Explosions
If you open the housing prematurely, explosions may occur due to hot components and
residual electrical charges in the gas chromatograph. A corresponding label informing you
of this is present on the device.
Before opening the housing in a hazardous area, disconnect the device from the power
supply.
It is essential that you wait for 60 minutes following switching off of the power supply.
WARNING
Fire permission certificate
Replacement of the backup battery is only permissible if you have a fire permission
certificate. This instruction applies regardless as to whether the gas chromatograph is
switched on or off.
Opening the housing with the power supply switched on
A diagnostics connector is located behind the status display panel. You must open the
housing in order to access it.
WARNING
Fire permission certificate
Opening the housing in the hazardous area with the power supply switched on is only
permissible if you have a fire permission certificate.
Maintenance and repair of components
WARNING
Observe the directive
Observe the regulations of directive RL 99/92/EU (ATEX 137) when carrying out
maintenance and repairs on parts associated with the explosion protection.
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