sewerin EX-TEC PM 4 User manual
Operating
Instructions
Measurable success by Sewerin equipment
Congratulations. You have chosen a quality instrument manufactured
by Hermann Sewerin GmbH.
Our equipment will provide you with the highest standards of perfor-
mance, safety and efciency. They correspond with the national and
international guide-lines.
Please read and understand the following operating instructions before
using the equipment; they will help you to use the instrument quickly and
competently. If you have any queries we are available to offer advice
and assistance at any time.
Yours
Hermann Sewerin GmbH
Robert-Bosch-Straße 3
33334 Gütersloh, Germany
Tel.: +49 5241 934-0
Fax: +49 5241 934-444
www.sewerin.com
SEWERIN SARL
17, rue Ampère – BP 211
67727 Hoerdt Cedex, France
Tél. : +33 3 88 68 15 15
Fax : +33 3 88 68 11 77
www.sewerin.fr
Sewerin Ltd
Hertfordshire
UK
Phone: +44 1462-634363
www.sewerin.co.uk
SEWERIN IBERIA S.L.
Centro de Negocios “Eisenhower”
Avenida Sur del Aeropuerto
de Barajas 28, Of. 2.1 y 2.2
28042 Madrid, España
Tel.: +34 91 74807-57
Fax: +34 91 74807-58
www.sewerin.es
Sewerin Sp.z o.o.
ul. Twórcza 79L/1
03-289 Warszawa, Polska
Tel.: +48 22 675 09 69
Tel. kom.: +48 501 879 444
www.sewerin.pl
Overview of device
Alarm light
LCD matrix
Battery charge
contacts
Keypad
Buzzer
Sensor head Suspension tting
Gas type
Unit of measure
Trend bar
Gas concentration
Battery status
Case / operating
mode
Alarm threshold
activation
Liquid Crystal Display
Illustration EX-TEC PM 4
Control keys
Device On/Off
(press and hold for approx. 3 seconds)
Used to enter / conrm selection
(press briey)
Used to switch between applications /
menu item selections
Press and hold one key for 2 seconds:
accesses user menu
Press and hold both keys for 2 seconds:
accesses advanced settings
Symbols on LCD
Display of available operating hours
(5 bars = 5 hours)
Alarm thresholds are activated
Device is in House application
Device is in Enclosed spaces application
Device is in Warning %LEL application
Device is in Measuring VOL% application
Device is in Automatic measuring range
changeover mode
Overview
Operating Instructions
20.04.2016 – V2.XXX – 105806 – en
EX-TEC®PM 4
Symbols used
CAUTION! Danger of damages!
This symbol refers to important safety instructions.
Adhere strictly to these instructions to avoid mate-
rial damages!
Note:
This symbol refers to information and useful tips which
are exceeding the basic operating procedures.
CAUTION! Danger of injuries!
This symbol refers to important safety instructions.
Adhere strictly to these instructions to avoid inju-
ries!
Symbols for the applications:
House
Enclosed spaces
Warning %LEL
Measuring vol%
I
Contents Page
1 General.....................................................................................1
1.1 Warranty....................................................................................1
1.2 Purpose.....................................................................................2
1.3 Intended use .............................................................................2
1.4 General safety information ........................................................3
2 Features ...................................................................................5
2.1 Visual signals and audible signals ............................................5
2.2 Measurement principles ............................................................6
2.3 Explosion protection..................................................................7
3 Operation .................................................................................9
3.1 General information on operation..............................................9
3.1.1 Operator guidance .................................................................9
3.1.2 Operating modes..................................................................10
3.2 Measuring mode ..................................................................... 11
3.2.1 User menu............................................................................14
3.2.2 Setting the zero point ...........................................................15
3.2.3 House application.................................................................16
3.2.4 Enclosed spaces application................................................18
3.2.5 Warning %LEL application ...................................................20
3.2.6 Measuring VOL% application...............................................23
3.2.7 Function control....................................................................25
3.2.8 Changing gas types .............................................................26
3.3 Advanced settings...................................................................27
3.3.1 Access..................................................................................27
3.3.2 Menu structure .....................................................................29
3.3.3 Procedure.............................................................................30
3.3.4 Info menu .............................................................................32
3.3.4.1 Adjustment menu ..............................................................32
3.3.4.2 System menu ....................................................................33
3.3.4.3 Hardware menu.................................................................38
3.3.4.4 Memory menu ...................................................................41
3.4 Connecting accessory devices................................................42
II
Contents Page
4 Charging and battery operation...........................................43
4.1 General information on charging and battery operation..........43
4.1.1 Suitable types of rechargeable and disposable batteries.....43
4.1.1.1 Devices with serial numbers 060 0X and 061 0X..............43
4.1.1.2 Devices with serial numbers 060 1X and 061 1X..............44
4.1.2 Setting the rechargeable / disposable battery type ..............45
4.2 Battery alarm...........................................................................45
4.3 Operation with nickel metal hydride rechargeable batteries
(NiMH).....................................................................................46
4.4 Operation with alkaline non-rechargeable batteries................48
5 Maintenance ..........................................................................49
5.1 Function control.......................................................................49
5.2 Testing indication accuracy with test gas ................................50
5.3 Adjustment ..............................................................................52
5.3.1 ppm range ............................................................................53
5.3.2 LEL range and % vol. range.................................................54
5.3.3 Conrming adjustment .........................................................55
5.4 Servicing .................................................................................55
5.5 Pump.......................................................................................56
5.5.1 Function control of pump......................................................56
5.5.2 Changing the pump lter ......................................................57
5.5.3 Changing the sensor lter ....................................................57
6 Faults......................................................................................58
7 Technical data........................................................................59
7.1 Features ..................................................................................59
7.2 Alarm thresholds .....................................................................60
7.2.1 Alarm thresholds for gas type methane CH4.......................60
7.2.2 Setting ranges of alarm thresholds for different gas types...62
7.3 Response times ......................................................................63
7.4 Sensors ...................................................................................64
7.5 Ranges of use .........................................................................65
7.6 Pump capacity.........................................................................65
7.7 Power supply...........................................................................65
7.8 Dimensions and weight ...........................................................65
7.9 Technical information ..............................................................66
7.10 Advice on disposal ..................................................................68
III
Contents Page
8 Available models and accessories......................................69
8.1 Available models .....................................................................69
8.2 Accessories.............................................................................70
Appendix ..............................................................................................75
Gas types ..............................................................................................75
Setting ranges for test gases.................................................................79
Test certicates......................................................................................80
EU declaration of Conformity.................................................................81
Entering a user name ............................................................................84
List of abbreviations...............................................................................86
Index......................................................................................................87
1
1 General
1 General
1.1 Warranty
The following instructions must be complied with in order for any
warranty to be applicable regarding functionality and safe opera-
tion of this equipment.
Hermann Sewerin GmbH cannot be held responsible for any dam-
ages resulting from non-compliance with these instructions. The
warranty and liability provisions of the terms of sale and delivery
of Hermann Sewerin GmbH are not affected by the information
given below.
zThis product must only be operated after the relevant operating
instructions have been read and understood.
zThis product may only be operated by qualied profession-
als who are familiar with the legal requirements (Germany:
DVGW).
zThis product must only be used for its intended purpose.
zThis product is only suitable for use in industrial and commer-
cial applications.
zRepairs must only be carried out by a specialist technician or
by other suitably trained personnel.
zChanges or modications to this product must not be carried
out without approval from Hermann Sewerin GmbH. The manu-
facturer cannot be held responsible for damages if unapproved
modications have been made.
zOnly accessories supplied by Hermann Sewerin GmbH may
be used with this product.
zAll repairs must be carried out using replacement parts that
have been approved by Hermann Sewerin GmbH.
zOnly approved battery types may be used, otherwise the device
will not be explosion-proof.
zThe manufacturer reserves the right to make technical modi-
cations in the course of further development.
Generally applicable safety and accident-prevention regulations
must be complied with, in addition to the information provided in
this manual.
Table of contents
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