Dear Ladies and Gentlemen,

In order to correctly and comprehensively check the instrument your complaint relates we kindly ask you to answer the following questions as thorough as possible.

Event no.: to be completed by NIVUS

Customer:	Contact person:

Phone:	Fax:

Post code, city:	Address:

E-mail:

Description of error pattern

Please additionally provide us with data (backup) as well as the current parameter settings.

If questions should arise please contact our hotline on +49 (0)7262 9191-955.

Corresponding measurement system (sensor or transmitter)

Unit type

Serial no.

Description of application

1. Place of installation

WWTP intake WWTP discharge Pump station

Discharge volume measurement Discharge measurement to WWTP from storage capacity or
to receiving water	stormwater overflow tank

Stormwater channel Raw drinking water conduit / channel Sewerage network measurement

Turbine conduit Throughfeed channel

Other place of installation please specify

2. Channel geometry (pls. add detailed drawing and application photos if available)

Dimensions / shape

3. Measurement medium (properties, temperature, pressure conditions)

4. Location of measurement place

Length of undisturbed calming section upstream of measurement spot: m.

Length of undisturbed calming section downstream of measurement spot: m.

Bed drop cm upstream of measurement spot downstream of measurement spot

Step height cm upstream of measurement spot downstream of measurement spot

Elbow ° m

upstream of measurement downstream of measurement measurement within elbow

Channel profile change

Original profile: dimensions:

New profile: dimensions:

in a distance of m upstream of measurement downstream of measurement

Stop valve in a distance of m upstream of measurement downstream of measurement

Inflow from the side in m upstream of measurement downstream of measurement

Constructions (sampling, analysis, pipes etc.) in m

upstream of measurement downstream of measurement

Other hydraulic disturbances
please describe or add sketch

Backwater expected?

no partially permanent

Risk of sedimentation

no	yes - sedimentation

constant approx. cm

varying approx. cm to cm

Many thanks for your detailed answers.

Please send the completed questionnaire by email to: repair@nivus.com or

fax to: +49 (0)7262 9191-999

Your complaints will be promptly and uncomplicatedly dealt with.

With Best Regards

Your NIVUS Team