English (GB)
2
English (GB)
Installation and operating instructions
Original installation and operating instructions
These installation and operating instructions describe Grundfos
DID (Dosing Instrumentation Digital).
Sections 1-6 give the information necessary to be able to unpack,
install and start up the product in a safe way.
Sections 7-13 give important information about the product, as
well as information on service, fault finding and disposal of the
product.
CONTENTS
Page
1. General information
1.1 Target group
1.1.1 Qualification and training
The persons responsible for installation, startup and service must
be appropriately qualified for these tasks.
If the persons do not have the necessary knowledge, training and
instruction must be given. If necessary, training can be performed
by the manufacturer or supplier on request.
1.1.2 Obligations of the operating company
• Observe the local safety regulations.
• Instruct the operating persons.
• Provide the stipulated safety equipment and personal
protective equipment.
• Arrange regular maintenance.
1.1.3 Obligations of the user
• Read this manual thoroughly before taking the product into
operation.
• Observe the recognised health and safety regulations as well
as the accident prevention regulations.
• Wear protective equipment in accordance with national health
and safety regulations when working on the system and
handling chemicals.
1.2 Symbols used in this document
1.3 Symbols on the product
For symbols on the product see section
.
Connecting the sensors to the CU 382 control unit
Connecting the valve for automatic cleaning
Connecting further inputs and outputs
Connecting the CU 382 to the power supply
Start-up of the operating software
Storing and handling the product
12.1 Hydraulic specifications of DID
Prior to installation, read this document. Installation
and operation must comply with local regulations and
accepted codes of good practice.
DANGER
Indicates a hazardous situation which, if not avoided,
will result in death or serious personal injury.
WARNING
Indicates a hazardous situation which, if not avoided,
could result in death or serious personal injury.
CAUTION
Indicates a hazardous situation which, if not avoided,
could result in minor or moderate personal injury.
If these instructions are not observed, it may result in
malfunction or damage to the equipment.