Endress+Hauser Proline 300 Bedienungsanleitung Seite 5

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/alteration must be performed under supervision.
4 Safety instructions
• Check whether the spare part matches the identification labeling on the measuring device,
as described on the cover page.
• The spare part set and the Installation Instructions are used to replace a defective unit with
a functioning unit of the same type.
Only use original parts from Endress+Hauser.
• Comply with national regulations regarding mounting, electrical installation,
commissioning, maintenance and repair.
• The following requirements must be met with regard to specialized technical staff for the
mounting, electrical installation, commissioning, maintenance and repair of the measuring
devices:
• 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.
• For measuring devices intended for use in hazardous locations, please observe the
guidelines in the Ex documentation (XA).
• For measuring devices in safety-related applications in accordance with IEC 61508 or
IEC 61511: following repair, re-commission the device in accordance with the Operating
Instructions. Document the repair.
• Before removing the device: set the process to a safe state and purge the pipe of dangerous
process substances.
• Danger of burns due to heated surfaces! 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.
• Risk of damaging the electronic components! Ensure you have a working environment
protected from electrostatic discharge.
• After removing the electronics compartment cover: risk of electrical shock due to missing
touch protection!
Turn the measuring device off before removing internal covers.
• Modifications to the measuring device are not permitted.
Endress+Hauser
Personnel authorized to perform repairs
2, 3
2, 3
4
EA01278D
1)
5