English (GB) Installation and operating instructions
Original installation and operating instructions
CONTENTS
1.
1.1
1.2
2.
2.1
2.2
2.3
2.4
2.5
2.6
2.7
2.8
2.9
3.
3.1
3.2
3.3
3.4
3.5
3.6
3.7
3.8
3.9
4.
4.1
4.2
4.3
4.4
5.
5.1
5.2
5.3
5.4
5.5
6.
6.1
6.2
7.
7.1
7.2
8.
8.1
8.2
8.3
8.4
8.5
8.6
9.
9.1
9.2
10.
11.
4
12.
13.
Page
14.
4
4
Warning
4
Prior to installation, read these installation and
5
operating instructions. Installation and operation
5
must comply with local regulations and accepted
5
codes of good practice.
5
5
1. General information
5
1.1 Introduction
5
These installation and operating instructions contain all the
5
information required for starting up and handling the DMX 226
5
dosing pump.
If you require further information or if any problems arise, which
5
are not described in detail in this manual, please contact
6
Grundfos.
6
7
1.2 Applications
8
The DMX 226 pump is suitable for liquid, non-abrasive and
9
non-flammable media strictly in accordance with the instructions
10
in this manual.
10
10
Warning
11
Other applications or the operation of pumps in
11
ambient and operating conditions, which are not
12
approved, are considered improper and are not
13
permitted. Grundfos accepts no liability for any
17
damage resulting from incorrect use.
17
If a pump is explosion-proof, it is marked on the
17
pump and motor nameplates.
17
The declaration of conformity supplied with
17
Note
explosion-proof pumps approved according to the
18
2014/34/EU directive replaces the declaration of
18
conformity in this manual.
18
19
Warning
19
When using explosion-proof pumps in potentially
20
explosive areas according to the 2014/34/EU
20
directive, the instructions "ATEX-approved pumps"
20
as well as the instructions in this manual must be
20
observed.
21
21
21
22
22
22
22
23
23
23
23
24
26
26
26
26
26
26
26
27
27
27
27
27
28
29
30
30