Table Of Contents; Symbols Used In This Document; Abbreviations And Definitions - Grundfos MGE 71 Installation And Operating Instructions Manual
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- Service instructions manual (28 pages) ,
- Installation and operating instructions manual (16 pages) ,
- Installation and operating instructions manual (66 pages)
Table of Contents
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English (GB) Installation and operating instructions
Original installation and operating instructions.
CONTENTS
1.
2.
3.
3.1
3.2
4.
4.1
4.2
5.
5.1
5.2
5.3
5.4
5.5
5.6
6.
6.1
6.2
6.3
6.4
6.5
6.6
6.7
6.8
7.
7.1
7.2
7.3
7.4
7.5
8.
8.1
8.2
8.3
8.4
8.5
9.
9.1
9.2
10.
11.
12.
13.
14.
15.
16.
16.2 Leakage current
17.
18.
19.
Warning
Prior to installation, read these installation and
operating instructions. Installation and operation
must comply with local regulations and accepted
codes of good practice.
1. Symbols used in this document
Warning
Page
If these safety instructions are not observed,
it may result in personal injury.
3
3
Warning
4
If these instructions are not observed, it may lead
4
to electric shock with consequent risk of serious
4
personal injury or death.
5
5
Warning
6
The surface of the product may be so hot that
6
it may cause burns or personal injury.
6
6
If these safety instructions are not observed,
6
it may result in malfunction or damage to the
7
equipment.
7
7
Notes or instructions that make the job easier
and ensure safe operation.
7
7
2. Abbreviations and definitions
7
8
9
9
9
14
AU
14
14
14
14
Current sinking
14
14
14
Current sourcing
15
15
DI
15
DO
17
18
28
29
29
GDS
29
29
GENIbus
29
30
31
Grundfos Eye
32
32
32
32
32
32
32
32
PELV
33
33
34
SELV
Analog input.
Alarm, out of range at lower limit.
Analog output.
Alarm, out of range at upper limit.
Communication interface module.
The ability to draw current into the terminal
and guide it towards GND in the internal
circuitry.
The ability to push current out of the
terminal and into an external load which
must return it to GND.
Digital input.
Digital output.
Earth leakage circuit breaker.
Functional module.
Grundfos Digital Sensor.
Factory-fitted sensor in some Grundfos
pumps.
Proprietary Grundfos fieldbus standard.
Ground fault circuit interrupter.
Ground.
Status indicator light.
Low voltage with the risk of electric shock if
the terminals are touched.
Open collector:
Configurable open-collector output.
Protective earth.
Protective extra-low voltage.
A voltage that cannot exceed ELV under
normal conditions and under single-fault
conditions, except earth faults in other
circuits.
Safety extra-low voltage.
A voltage that cannot exceed ELV under
normal conditions and under single-fault
conditions, including earth faults in other
circuits.
3
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