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Nivus NivuFlow 750 User Manual

Nivus NivuFlow 750
167 pages
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FLOW
Instrumentation for Water Industry
NIVUS GmbH • Im Taele 2 • D-75031 Eppingen • Internet: www.nivus.de
Phone: +49 (0) 7262 9191-0 • Fax: +49 (0) 7262 9191-999 • E-Mail: info@nivus.com
Flow Measurement Transmitter
NivuFlow 750
Instruction Manual
1. Edition
Firmware Revision: 1.14
Original Manual: German

Table of Contents

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Nivus NivuFlow 750 Specifications

General IconGeneral
Number of Channels1 or 2
Protection Class/RatingIP65
Sensor MaterialStainless Steel
CommunicationModbus
EnclosurePolycarbonate
Flow Range0.01…25 m/s
Accuracy±0.5% of reading
Operating Temperature-20 to +60 °C
Inputs2x 4-20 mA, 2x Digital
Outputs2x 4 20 mA (configurable), 2x Relay (configurable)

Summary

Safety Instructions

Signs and symbols used

Explains warning symbols and their meanings for hazard identification.

Warning notices on the product

Details product-specific warning labels and protective conductor symbols.

Safeguards and precautions

Covers germ contamination, health & safety regulations, and disabling safety devices.

User’s Responsibilities

Details user obligations for environmental, safety, and local regulations.

Product specification

Use in accordance with the requirements

Specifies intended use, Ex protection, and compliance with relevant directives.

Specifications

Lists detailed technical specifications for power, operating conditions, I/O, and more.

Functional Principle

Flow velocity detection

Explains the ultrasonic burst and echo analysis for flow velocity measurement.

Installation and Connection

Installation Instructions

Covers general installation guidelines, ESD prevention, and installation place selection.

Electric Installation

Details safe electrical installation, including power supply and protective conductor requirements.

Sensors

Provides information on sensor cable specifications and connection types.

Putting into Operation

Parameter setting

Application

Guides parameter setting for measurement places, sensors, and I/O.

Measurement Place Settings

Covers setting measurement place name, channel profile, sludge level, damping, and stability.

h-sensors

Details defining level sensor types and their measurement ranges.

v-sensors

Covers setting parameters for flow velocity sensors, including type and mounting.

Main Display

Flow screen

Allows access to measurement place settings and parameter modification.

Maintenance and Cleaning