
364Ax-Gx Instruction Manual 
6 
Safety Notes 
General Safety Information 
The "Safety" sectio n provides an ove rview of the safety aspects to be ob served for 
operation of the device. 
The device has been constructed in accordance with th e state of the  art and is 
operationally safe. It has b een tested and left the factory in pe rfect working conditions. 
The information in the manual, as well as the applicable documentation and certificates, 
must be observed and followed in order to maintain this condition throughout the period 
of operation. Full compli ance with the general safety requirements must be observed 
during operation of the d evice. In ad dition to the  general information, the individual 
sections in the manual contain descriptions of processes or procedural instructions with 
specific safety information. 
 
Only by observing all of the safety informati on you can reduce to the minimum the risk of 
hazards for personnel and/or environment. 
 
These instructions are intended a s an overview and do not contai n detailed information 
on all availa ble models or every co nceivable event that may occu r during setup, 
operation, and maintenance work. 
For additional information, or in the event of specific problems not covered in detail by 
these operating instructions, please contact the manufacturer. In addition, ABB declares 
that the cont ents of this manual are not part of any prior or existing agreements, 
commitments, or legal relationships; nor are they intended to amend these. 
 
All obligations of ABB arise from the  conditions of t he relevant sales agreement, which 
also contains the solely binding warranty regulations in full. The se contractual warranty 
provisions are neither extended nor limited by the information provided in this manual. 
 
Caution – Risk 
 
Only qualified and autho rized specialist personnel should be charged with installation, 
electrical connection, commissioning, and maintenance of the transmitter. 
Qualified personnel are persons who have experience in in stallation, electrical wiring 
connection, commissioning, and operation of the transmitter or similar devices, and hold  
the necessary qualifications such as: 
• Training or  instruction, i.e., authorizati on to operat e and mainta in devices or system s 
according to safety engineering standards for electrical circuits, high pressures, and 
aggressive media 
• Training o r instruction in accordance with safety enginee ring standards regarding 
maintenance   and use of adequate safety systems 
 
For safety reas ons, ABB draws  your attention  to the fac t that only s ufficiently insulated 
tools conforming to DIN EN 60900 may be used. 
Since the transmitter may form part of a safety chain, we reco mmend replacing the 
device immediately if any defects are detected. 
 
In case of use in H.A. Non sparking tools only must be employed.  
 
In addition, you must observe: 
• The releva nt safety reg ulations regarding the installation and operation of electri cal 
systems, e.g., German legal regulations governing technical tools, §3 
(Gerätesicherheitsgesetz: German Equipment Safety Act) 
• The relevant standards, e.g., DIN 31 000/VDE 1000 
• The reg ulations and guidelines relating to explosion protection, if explosion -proof 
transmitters have to be installed. 
 
Warning - General risks 
 
The device can be operated at high levels of pressure and with aggressive media. 
As a result, serious injury or significant property damage may occur if thi s device is 
operated incorrectly.