WIKA MH-1 Manuale utente
Operating instructions
Betriebsanleitung
Mode d‘emploi
Manual de instrucciones
EN
DE
FR
ES
Druckmessumformer, Typ MH-1
Pressure transmitter, model MH-1
Examples / Beispiele / Exemples / Ejemplos
Transmetteur de pression, type MH-1
Transmisor de presión, modelo MH-1
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2009211.08 10/2017 EN/DE/FR/ES
WIKA operating instructions pressure transmitter, model MH-1
EN
DE
FR
ES
©04/2005 WIKA Alexander Wiegand SE & Co. KG
All rights reserved. / Alle Rechte vorbehalten.
WIKA®is a registered trademark in various countries.
WIKA®ist eine geschützte Marke in verschiedenen Ländern.
Prior to starting any work, read the operating instructions!
Keep for later use!
Vor Beginn aller Arbeiten Betriebsanleitung lesen!
Zum späteren Gebrauch aufbewahren!
Lire le mode d‘emploi avant de commencer toute opération !
A conserver pour une utilisation ultérieure !
¡Leer el manual de instrucciones antes de comenzar cualquier trabajo!
¡Guardar el manual para una eventual consulta!
Betriebsanleitung Typ MH-1 Seite 19 - 34
Operating instructions model MH-1 Page 3 - 18
Mode d‘emploi type MH-1 Page 35 - 50
Manual de instrucciones modelo MH-1 Page 51 - 67
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WIKA operating instructions, pressure transmitter, model MH-1
EN
2009211.08 10/2017 EN/DE/FR/ES
Contents
1. General information 4
2. Design and function 5
3. Safety 6
4. Transport, packaging and storage 9
5. Commissioning, operation 10
6. Faults 12
7. Maintenance and cleaning 14
8. Dismounting, return and disposal 15
9. Specifications 16
Declarations of conformity can be found online at www.wika.com
Contents
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WIKA operating instructions, pressure transmitter, model MH-1
EN
2009211.08 10/2017 EN/DE/FR/ES
1. General information
1. General information
■
The pressure transmitter described in the operating instructions has been designed
and manufactured using state-of-the-art technology. All components are subject
to stringent quality and environmental criteria during production. Our management
systems are certified to ISO 9001 and ISO 14001.
■
These operating instructions contain important information on handling the
instrument.Working safely requires that all safety instructions and work instructions
are observed.
■
Observe the relevant local accident prevention regulations and general safety
regulations for the instrument's range of use.
■
The operating instructions are part of the product and must be kept in the immediate
vicinity of the instrument and readily accessible to skilled personnel at any time. Pass
the operating instructions on to the next operator or owner of the instrument.
■
Skilled personnel must have carefully read and understood the operating instructions
prior to beginning any work.
■
The general terms and conditions contained in the sales documentation shall apply.
■
Subject to technical modifications.
■
Further information:
- Internet address: www.wika.de / www.wika.com
- Relevant data sheet: PE 81.21
- Application consultant: Tel.: +49 9372 132-8976
Fax: +49 9372 132-8008976
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WIKA operating instructions, pressure transmitter, model MH-1
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2009211.08 10/2017 EN/DE/FR/ES
2. Design and function
2. Design and function
2.1 Overview
Electrical connection (depending on version)
Case
Process connection, spanner flats
Process connection, thread
2.2 CDS system
All process connections are available with the CDS system.The diameter of the
pressure port is reduced in order to counteract pressure spikes and cavitation.
2.3 Scope of delivery
Pressure transmitter
Cross-check scope of delivery with delivery note.
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WIKA operating instructions, pressure transmitter, model MH-1
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2009211.08 10/2017 EN/DE/FR/ES
3. Safety
3. Safety
3.1 Explanation of symbols
WARNING!
... indicates a potentially dangerous situation that can result in serious
injury or death, if not avoided.
CAUTION!
... indicates a potentially dangerous situation that can result in light
injuries or damage to property or the environment, if not avoided.
Information
... points out useful tips, recommendations and information for efficient
and trouble-free operation.
3.2 Intended use
The pressure transmitter is used for measuring pressure.The measured pressure is
output as an electrical signal.
The pressure transmitter is intended for use in mobile hydraulic applications.
Only use the pressure transmitter in applications that lie within its technical performance
limits (e.g. max. ambient temperature, material compatibility, ...).
→ For performance limits see chapter 9 “Specifications”.
This instrument is not permitted to be used in hazardous areas!
The instrument has been designed and built solely for the intended use described here,
and may only be used accordingly.
The manufacturer shall not be liable for claims of any type based on operation contrary
to the intended use.
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WIKA operating instructions, pressure transmitter, model MH-1
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2009211.08 10/2017 EN/DE/FR/ES
3. Safety
3.3 Improper use
WARNING!
Injuries through improper use
Improper use of the instrument can lead to hazardous situations and
injuries.
▶
Refrain from unauthorised modifications to the instrument.
▶
Do not use the instrument within hazardous areas.
Any use beyond or different to the intended use is considered as improper use.
3.4 Personnel qualification
Skilled personnel
Skilled personnel, authorised by the operator, are understood to be personnel who,
based on their technical training, knowledge of measurement and control technology
and on their experience and knowledge of country-specific regulations, current stand-
ards and directives, are capable of carrying out the work described and independently
recognising potential hazards.
3.5 Personal protective equipment
The personal protective equipment is designed to protect the skilled personnel from
hazards that could impair their safety or health during work. When carrying out the
various tasks on and with the instrument, the skilled personnel must wear personal
protective equipment.
Follow the instructions displayed in the work area regarding personal protective
equipment!
The requisite personal protective equipment must be provided by the operating company.
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WIKA operating instructions, pressure transmitter, model MH-1
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2009211.08 10/2017 EN/DE/FR/ES
3.6 Labelling, safety marks
Product label
P# Product no.
S# Serial no.
Power supply
Output signal
Measuring range
Pin assignment
Coded date of manufacture
Transmitter MH-1
WIKA Alexander Wiegand SE & Co. KG 63911 Klingenberg Germany
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WIKA operating instructions, pressure transmitter, model MH-1
EN
2009211.08 10/2017 EN/DE/FR/ES
4. Transport, packaging and storage
4. Transport, packaging and storage
4.1 Transport
Check the pressure transmitter for any damage that may have been caused during
transportation.
Obvious damage must be reported immediately.
CAUTION!
Damage through improper transport
With improper transport, a high level of damage to property can occur.
▶
When unloading packed goods upon delivery as well as during
internal transport, proceed carefully and observe the symbols on the
packaging.
▶
With internal transport, observe the instructions in chapter 5.2
“Packaging and storage”.
4.2 Packaging and storage
Do not remove packaging until just before mounting.
Keep the packaging as it will provide optimum protection during transport (e.g. change
in installation site, sending for repair).
Permissible conditions at the place of storage:
■
Storage temperature: -40 ... +85 °C (-40 ... +185 °F)
■
Climate class (D) 1K4
■
Humidity: 67 % relative humidity (no condensation)
Avoid exposure to the following factors:
■
Direct sunlight or proximity to hot objects
■
Mechanical vibration, mechanical shock (putting it down hard)
■
Soot, vapour, dust and corrosive gases
■
Hazardous environments, flammable atmospheres
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WIKA operating instructions, pressure transmitter, model MH-1
EN
2009211.08 10/2017 EN/DE/FR/ES
5. Commissioning, operation
5. Commissioning, operation
5.1 Mounting the instrument
Requirements for mounting point
The mounting point must meet the following conditions:
■
Sufficient space for a safe electrical installation.
■
Permissible ambient and medium temperatures remain within the performance limits.
Consider possible restrictions on the ambient temperature range caused by mating
connector used.
→ For performance limits see chapter 9 “Specifications”
Sealing variants
Parallel threads
Seal the sealing face with flat gasket, lens-type
sealing ring or WIKA profile sealing.
per EN 837 per DIN 3852-E
Tapered threads
Wrap threads with sealing material (e.g. PTFE
tape).
NPT, R and PT
Mounting the instrument
The max. torque depends on the mounting point (e.g. material and shape).
If you have any questions, please contact our application consultant.
→ For contact details see chapter 1 “General information” or the back
page of the operating instructions.
1. Seal the sealing face (→ see “Sealing variants”).
2
.
At the mounting point, screw the pressure transmitter in hand-tight.
3
.
Tighten with a torque spanner using the spanner flats.
Indice
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