Samson 4749, Mounting And Operating Instructions

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EB 4749 EN 7-1
Start-up
7 Start-up
The work described in this section is only to be performed by personnel appropriately quali-
fied to carry out such tasks.
Risk of fatal injury due to the ignition of an explosive atmosphere.
Î
Installation, operation or maintenance of the position transmitter must only be performed
by personnel with qualifications according to Clause 4.5 of IEC 60079-14 who has un -
dergone special training or instructions or who is authorized to work on explosion-pro-
tected devices in hazardous areas.
Loss of the explosion protection due to damage to the cover's thread and/or the
connecting thread.
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Do not open devices with flameproof enclosures while they are energized.
Opening the position transmitter in potentially explosive dust atmospheres will render the
explosion protection unsafe.
Î
Do not open the enclosure cover of the position transmitter in potentially explosive dust
atmospheres.
Risk of malfunction due to calibration not being performed.
Î
Perform calibration before initial start-up.
Î
Calibrate the position transmitter after changing the mounting position.
DANGER !
DANGER !
WARNING !
NOTICE
!