WIKA A2G-200 Manuale utente
Operating instruction
Betriebsanleitung
DE
EN
Control panel with integrated room sensor,
model A2G-200
Bediengerät mit intigriertem Raumfühler,
Typ A2G-200
Model A2G-200
2
20210728.01 10/2021 EN/DE
WIKA operating instructions model A2G-200
DE
EN Operating instructions model A2G-200 Page 3 - 26
Betriebsanleitung Typ A2G-200 Seite 27 - 50
© 10/2021 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!
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Contents
Contents
1. General information 4
2. Design and function 5
3. Safety 7
4. Transport, packaging and storage 10
5. Commissioning, operation 11
6. Maintenance and cleaning 23
7. Dismounting, return and disposal 24
8. Specifications 25
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1. General information
The control panel with integrated room sensor described in the operating instructions
has been 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: SP 69.12
- Application consultant: Tel.: +49 9372 132-0
Fax: +49 9372 132-406
info@wika.de
1. General information
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2. Design and function
2.1 Overview
2. Design and function
Case
LC display
Hinged component
Mounting component
2.2 Description
The model A2G-200 control panel with integrated room sensor was developed
specifically for requirements in the ventilation and air-conditioning industry. Different
versions measure the key parameters of relative humidity, room air temperature and
The measuring results are transmitted with an analogue output signal (0 ... 10 V or
.
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2.3 Dimensions in mm
Cable connections
2. Design and function
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2.4 Scope of delivery
Control panel
Mounting screws
Available with:
- Touchscreen LC display
- Modbus®configuration
- Relay output
Cross-check scope of delivery with delivery note.
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.
DANGER!
... identifies hazards caused by electrical power. Should the safety
instructions not be observed, there is a risk of serious or fatal injury.
WARNING!
... indicates a potentially dangerous situation that can result in burns,
caused by hot surfaces or liquids, if not avoided.
Information
... points out useful tips, recommendations and information for efficient
and trouble-free operation.
2. Design and function / 3. Safety
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3.2 Intended use
This control panel is used for measuring the temperature, carbon dioxide (CO2
relative humidity of room air.
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 technical specifications contained in these operating instructions must be
observed. Improper handling or operation of the instrument outside of its technical
specifications requires the instrument to be taken out of service immediately and
inspected by an authorised WIKA service engineer.
The manufacturer shall not be liable for claims of any type based on operation contrary
to the intended use.
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.
Do not use the instrument with abrasive or viscous media.
Any use beyond or different to the intended use is considered as improper use.
Do not use this instrument in safety or emergency shutdown devices.
3.4 Responsibility of the operator
The instrument is used in the industrial sector. The operator is therefore responsible for
legal obligations regarding safety at work.
The safety instructions within these operating instructions, as well as the safety,
accident prevention and environmental protection regulations for the application area
must be maintained.
The operator is obliged to maintain the product label in a legible condition.
3. Safety
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To ensure safe working on the instrument, the operating company must ensure
that suitable first-aid equipment is available and aid is provided whenever required.
that the operating personnel are regularly instructed in all topics regarding work
safety, first aid and environmental protection and know the operating instructions and
in particular, the safety instructions contained therein.
that the instrument is suitable for the particular application in accordance with its
intended use.
that personal protective equipment is available.
3.5 Personnel qualification
WARNING!
Risk of injury should qualification be insufficient
Improper handling can result in considerable injury and damage to
property.
The activities described in these operating instructions may only be
carried out by skilled personnel who have the qualifications described
below.
Skilled electrical personnel
Skilled electrical personnel are understood to be personnel who, based on their
technical training, know-how and experience as well as their knowledge of country-
specific regulations, current standards and directives, are capable of carrying out work
on electrical systems and independently recognising and avoiding potential hazards.
The skilled electrical personnel have been specifically trained for the work environment
they are working in and know the relevant standards and regulations. The skilled
electrical personnel must comply with current legal accident prevention regulations.
Operating personnel
The personnel trained by the operator are understood to be personnel who, based
on their education, knowledge and experience, are capable of carrying out the work
described and independently recognising potential hazards.
Special operating conditions require further appropriate knowledge, e.g. of aggressive
media.
3. Safety
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3. Safety / 4.Transport, packaging and storage
3.6 Labelling, safety marks
Product label (example)
Model Supply voltage
Measuring range Serial number
Output signal
Before mounting and commissioning the instrument, ensure you read the
operating instructions!
4. Transport, packaging and storage
4.1 Transport
Check the control panel for any damage that may have been caused by transport.
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 4.2
“Packaging and storage”.
If the instrument is transported from a cold into a warm environment, the formation of
condensation may result in instrument malfunction. Before putting it back into operation,
wait for the instrument temperature and the room temperature to equalise.
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
Permissible conditions at the place of storage:
Storage temperature: -20 ... +70 °C
Type: A2G-50
Range: -250 ... +250 Pa
Output: 0 ... 10 V / 4 ... 20 mA
Supply: DC 24 V / AC 24 V ±10 % < 1 W
Made in EU E-Nr. 66209848
Indice
Lingue:
