EasyManua.ls Logo

Grundfos DDA 7.5-16

Grundfos DDA 7.5-16
52 pages
To Next Page IconTo Next Page
To Next Page IconTo Next Page
Loading...
SMART Digital - DDA
Installation and operating instructions
GRUNDFOS INSTRUCTIONS

Table of Contents

Question and Answer IconNeed help?

Do you have a question about the Grundfos DDA 7.5-16 and is the answer not in the manual?

Grundfos DDA 7.5-16 Specifications

General IconGeneral
Max Flow Rate7.5 l/h
Max Pressure16 bar
Protection ClassIP65
Operating Temperature0°C to +45°C
Analogue Control4-20 mA
Pulse ControlYes
Level ControlYes
Power Supply100-240 V, 50/60 Hz
MaterialStainless Steel

Summary

Safety Instructions

1.1 Symbols Used in this Document

Explains symbols for warnings, cautions, and notes.

1.2 Personnel Qualification and Training

Highlights the need for qualified personnel for operation and service.

1.3 OperatorUser Safety Instructions

Emphasizes observing national regulations and pump information.

1.4 System Safety in Pump Failure

Details ensuring system safety and using monitoring functions.

1.5 Dosing Chemicals Safety

Provides safety warnings when handling dosing chemicals and media.

1.6 Diaphragm Breakage Warnings

Warns of explosion danger if liquid enters the pump housing.

General Information

2.1 Pump Applications

Lists various areas where the pump is suitable for liquid, non-abrasive media.

2.2 Improper Operating Methods

Warns against improper use and operation in explosive areas.

2.3 Pump Symbols

Explains symbols found on the pump itself.

2.4 Warranty Conditions

Outlines conditions for a valid guarantee claim.

2.5 Nameplate Information

Describes the information provided on the pump's nameplate.

2.6 Pump Type Key

Explains the pump's type key for identification purposes.

2.7 Product Overview

Provides a visual overview of the pump's front and rear views.

Technical Data and Dimensions

3.1 Technical Data

Presents detailed technical specifications and performance data of the pump.

3.2 Pump Dimensions

Shows dimensional sketches and tables for pump sizing and installation.

Assembly and Installation

4.1 Pump Assembly Procedures

Details steps for assembling the pump, including mounting plate installation.

4.2 Hydraulic Connection

Guides on connecting hoses and ensuring proper fluid flow.

4.3 Electrical Connection

Details wiring diagrams and electrical connection procedures.

Startup

5.1 Setting Menu Language

Step-by-step guide to setting the pump's display language.

5.2 Pump Deaeration

Instructions for removing air from the pump for optimal performance.

5.3 Pump Calibration

Explains the process of calibrating the pump for accurate dosing.

Operation

6.1 Control Elements

Identifies and explains the pump's control panel components.

6.2 Display and Symbols

Explains navigation, operating states, sleep mode, and display symbols.

6.3 Main Menus

Details the primary menus: Operation, Info, Alarm, and Setup.

6.4 Operation Modes Overview

Introduces the six operational modes for the pump.

6.4.1 Manual Mode

Explains the manual mode for constant dosing.

6.4.2 Pulse Mode

Describes pulse mode for dosing based on external pulses.

6.4.3 Analog, Batch, and Timer Modes

Details analog, batch, and timer dosing modes.

6.5 Analog Output Configuration

Explains how to configure analog output signals for pump monitoring.

6.6 SlowMode Function

Details the SlowMode function to prevent cavitation.

6.7 FlowControl Function

Explains the FlowControl function for monitoring dosing process and detecting errors.

6.8 Pressure Monitoring and Calibration

Discusses pressure sensing, setting ranges, and sensor calibration.

6.9 Flow Measurement and AutoAdapt

Describes flow measurement and AutoFlowAdapt for maintaining target flow.

6.10 Auto Deaeration and Key Lock

Covers auto deaeration and the key lock function.

6.11 Display Setup and TimeDate

Explains display properties, units, additional display, and time/date settings.

6.12 Bus Communication Features

Explains remote monitoring, activation, address setting, and fault handling.

6.13 InputsOutputs Configuration

Details configuring outputs and signal inputs.

6.13.1 Relay Outputs

Explains how to allocate signals to the pump's relay outputs.

6.13.2 External Stop and Level Signals

Describes external stop and empty/low level signal functions.

Service and Maintenance

7.1 Regular Maintenance Schedule

Details daily, weekly, and monthly maintenance tasks.

7.2 Pump Cleaning

Instructions for cleaning pump surfaces.

7.3 Service System

Explains how service requirements are displayed based on runtime.

7.4 Performing Service

Emphasizes using original parts and safety precautions during service.

7.4.1 Dosing Head Overview

Provides a diagram and labels for the dosing head components.

7.4.2 Dismantling Diaphragm and Valves

Step-by-step guide for dismantling the diaphragm and valves.

7.4.3 Reassembling Diaphragm and Valves

Instructions for reassembling the diaphragm and valves after service.

7.5 Reset Service System

How to reset the service system after maintenance.

7.6 Diaphragm Breakage

Warns of explosion danger if liquid enters pump housing due to diaphragm failure.

7.6.1 Dismantling for Diaphragm Breakage

Steps to dismantle the pump safely if diaphragm is broken.

7.6.2 Dosing Liquid in Pump Housing

Actions to take if dosing liquid has entered the pump housing.

7.7 Pump Repairs

Guidelines for pump repairs and sending the unit for service.

Faults and Troubleshooting

8.1 List of Faults

Lists common faults, possible causes, and remedies.

8.1.1 Faults with Error Messages

Details specific faults displayed with error messages and their solutions.

8.1.2 General Faults

Lists general faults, their causes, and possible remedies.

Disposal

Disposal Procedures

Instructions for environmentally sound disposal of the product.

Safety Declaration

Safety Declaration Form

Form for declaring pump cleaning status before service.

Related product manuals