Grundfos SMART Digital XL - DDE 120-7, Installation And Operating Instructions Manual

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English (GB) Installation and operating instructions
Original installation and operating instructions
CONTENTS
Page
1. General information 3
1.1 Symbols used in this document
3
1.2 Qualification and training
3
1.3 Safety instructions for the operator/user 3
1.4 Safety of the system in the event of a
failure in the dosing pump
4
1.5 Dosing chemicals
4
1.6 Diaphragm leakage 4
2. Storage and handling 5
2.1 Storage 5
2.2 Unpacking
5
2.3 Transport
5
3. Product introduction 5
3.1 Applications 5
3.2 Improper operating methods 5
3.3 Symbols on the pump
6
3.4 Nameplate
6
3.5 Type key 7
3.6 Product overview 8
4. Technical data / Dimensions 9
4.1 Technical data
9
4.2 Technical data for CIP (Clean-In-Place)
applications 11
4.3 Dimensions 11
5. Assembly and installation
12
5.1 Pump assembly 12
5.1.1 Requirements 12
5.1.2 Aligning and installing the mounting plate 12
5.1.3 Installing the pump on the mounting plate 12
5.1.4 Adjusting the control cube position
13
5.2 Hydraulic connection 13
5.3 Electrical connection 15
6. Startup 17
6.1 Preparing the pump for startup
17
6.2 Starting up and deaerating the pump 17
7. Operation 18
7.1 Operating elements 18
7.1.1 Capacity adjusting knob 18
7.1.2 LEDs (DDE-B) 18
7.1.3 Keys and LEDs (DDE-AR) 19
7.2 Operation modes 19
7.2.1 Manual 19
7.2.2 Pulse 19
7.2.3 Analog 20
7.2.4 Changing the operation mode 20
7.3 Inputs/outputs 20
7.3.1 External stop 20
7.3.2 Empty and low-level signals 20
7.3.3 Relay outputs 21
7.3.4 Change settings 21
8. Service 22
8.1 Regular maintenance 22
8.2 Cleaning 22
8.3 Perform service 22
8.3.1 Service overview 23
8.3.2 Dismantling the dosing head, diaphragm
and valves
24
8.3.3 Reassembling the dosing head, diaphragm
and valves
24
8.3.4 Replacing the deaeration valve 25
8.3.5 Replacing the mains cable 25
8.4 Diaphragm leakage 26
8.4.1 Dismantling the dosing head, diaphragm
and valves in case of diaphragm leakage
26
8.4.2 Dosing liquid in the pump housing 26
8.5 Repairs
27
9. Faults 28
9.1 Indicated faults for DDE-B 28
9.2 Indicated faults for DDE-AR 29
9.3 General faults
30
10. Disposal 30
Read this document before installing the
product. Installation and operation must
comply with local regulations and accepted
codes of good practice.