Endress+Hauser Proline Promag W 400 Einbauanleitung Seite 5

2 Personnel authorized to carry out conversion
Whoever carries out the conversion work has full responsibility to ensure that work is
carried out safely and to the required quality standard. He/she must also guarantee the
safety of the device following the conversion.
Authorization to carry out a conversion depends on the measuring device' s approval type. The
table below shows the authorized group of people in each case.
Measuring device approval
Without approval
With approval (e.g. IECEx)
For custody transfer
1) 1 = Qualified specialist on customer side, 2 = Service technician authorized by Endress+Hauser,
3 = Endress+Hauser (return measuring device to manufacturer)
4 = Check with local approval center if installation/modification must be performed under supervision.
3 Safety instructions
• Only use original parts from Endress+Hauser.
• Comply with national regulations governing mounting, electrical installation,
commissioning, maintenance and device conversion procedures.
• The specialized technical staff involved in the mounting, electrical installation,
commissioning, maintenance and modification of the measuring devices must meet the
following requirements:
• Specialized technical staff must be trained in instrument safety.
• They must be familiar with the individual operating conditions of the devices.
• In the case of Ex-certified measuring devices, they must also be trained in explosion
protection.
• The measuring device is energized! Risk of fatal injury from electric shock. Open the
measuring device only when the device is de-energized.
• When using Ex-certified measuring devices: open device only when in a de-energized state
(allow 10 minutes to elapse after switching off the power supply) or in environments which
do not have a potentially explosive atmosphere.
• For measuring devices in safety-related applications in accordance with IEC 61508 or
IEC 61511: following modification, re-commission the device in accordance with the
Operating Instructions. Document the modification.
• Before removing the device: set the process to a safe state and purge the pipe of dangerous
process substances.
• Hot surfaces! Risk of injury! Before commencing work: allow the system and measuring
device to cool down to a touchable temperature.
• In the case of devices in custody transfer, the custody transfer status no longer applies once
the seal has been removed.
• The Operating Instructions for the device must be followed.
Endress+Hauser
Personnel authorized to carry out conversion
2, 3
2, 3
4
EA01090D
1)
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