Designated Use - Endress+Hauser Prosonic Flow 91 W Einbauanleitung

Order number Original spare part set
71138304 Main board kit, 85-250VA
71138309 Main board kit, 20-28VAC 11-40VDC
• The order number of the spare parts set (on the product label on the package) can
differ from the production number (on the label directly on the spare part)!
• You can find the order number of the relevant spare parts set by entering the
production number of the spare part in the spare parts search tool.
• We recommend that you keep the Installation Instructions and packaging together at
all times.
2

Designated use

The spare part sets and Installation Instructions are used to replace a faulty unit with a
functioning unit of the same type. Only original parts from Endress+Hauser may be used. Only
spare parts kits designed by Endress+Hauser for the measuring device can be used at any
time.
Inspection is performed using the W@M Device Viewer. The procedure involved is described
as follows.
A spare parts overview is located in the interior of some measuring devices. If the spare
parts kit is specified on this list, no inspection is required.
1. www.endress.com/deviceviewer
2.
Ser. No.: 12345
Endress+Hauser
Order code Description
3.
=
?
4.
Content
1 × main board, L57, 85-250AC
1 × 4-pin plug-in terminal
1 × 2-pin plug-in terminal
1 × main board, L57, 24VAC/DC
1 × 4-pin plug-in terminal
1 × 2-pin plug-in terminal
1. www.endress.com/deviceviewer
2. Enter serial number (ser. no.), search for product
data and click Spare Parts.
3. All spare parts for the measuring device are
displayed.
4. Determine the order number of the spare parts kit.

The spare parts kit may be used only if the order
number of the spare parts kit corresponds to an
order number on the spare parts list.
EA00040D
5