Designated Use; Authorized Personnel; Safety Instructions - Endress+Hauser Tankvision Multi Scan NXA83B Installation Instructions Manual

EA01242G

Designated use

The spare part set and the Installation Instruction are used to replace a faulty unit with a functioning unit of the same type. Use
genuine parts from Endress+Hauser only.
Only original spare part sets, intended by Endress+Hauser for the measuring device, must be used.
The verification has to be done via W@M Device Viewer; this procedure is explained below.
For some devices there is an overview of spare part sets inside the device. If the spare part set is listed there, the verification
is not required.
1. www.endress.com/deviceviewer
2.
Ser. No.: 12345

Authorized personnel

Authorization to carry out a repair depends on the approval of the measuring device. The table shows the respective group of
persons for each.
The person who carries out the repair is responsible for safety during the work, the quality of work completed and safety of
the device after repair.
Approval of the measuring device
Without approval
With approval (e.g. IECEx)
1) 1 = Trained customer technician, 2 = Service technician authorized by Endress+Hauser, 3 = Endress+Hauser (send measuring device back
to manufacturer)

Safety instructions

• Check whether the spare part matches the identification
label on the measuring device, as explained on the first page.
• The spare parts set and Installation Instructions are used to
replace a faulty unit with a functioning unit of the same
type.
Use genuine parts from Endress+Hauser only.
• Comply with national regulations governing mounting,
electrical installation, commissioning, maintenance and
repair procedures.
• Requirements with regard to specialized technical staff for
the mounting, electrical installation, commissioning,
maintenance and repair of the measuring devices:
– trained in instrument safety.
– familiar with the individual operation conditions of the
devices.
– for Ex-certified measuring devices: also trained in
explosion protection.
• The measuring device is energized. Danger: Risk of electric
shock! Open the measuring device in a de-energized state
only.
• In the case of Ex-certified measuring devices: Only open in a
de-energized state (once a delay of 10 minutes has elapsed
2
Order code Description
3.
=
?
4.
1. www.endress.com/deviceviewer
2. Enter serial number (Ser. No.), search for product data and click
on "spare parts".
3. List of all spare parts sets for the device.
4. Determine the order number of the spare part set.

The spare part set can only be used if the order number of the
spare part set corresponds to the order number on the spare part
list.
Group of persons authorized to carry out repairs
1, 2, 3
1, 2, 3
after switching off the power supply) or in environments
which do not have a potentially explosive atmosphere.
• In the case of measuring devices in safety-related
applications in accordance with IEC 61508 or IEC 61511:
After repair recommission in accordance with Operating
Instructions. Document the repair procedure.
• Before removing the device: set the process in a safe
condition and purge the pipe of dangerous materials.
• 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 measuring devices in custody transfer, the
custody transfer status no longer applies once the lead seal
has been removed.
• Follow the Operating Instructions for the device.
• Risk of damaging electronic components! Ensure you have a
working environment protected from electrostatic discharge.
• After removing the electronics cover, there is a risk of
electric shock as shock protection is removed!
Switch off the measuring device before removing internal
covers.
• Modifications to the measuring device are not permitted.
1)
Endress+Hauser