Copyright 2013 Baker Hughes Company.
4 | DPI620G Instruction Manual–English
Chapter 1. Overview
1.5 General Safety Precautions
Read and obey all the operator's local health and safety regulations and safe working procedures.
These are some safety precautions:
• Use only the approved tools, materials and spares to operate and maintain the equipment.
• Use the equipment only for its given purpose. If the equipment is used for a purpose not
given in this manual, it is possible that the protection given by the instrument can be
canceled.
• Use all applicable Personal Protective Equipment (PPE).
• Do not use sharp objects on the touch-screen.
• Make sure of absolute cleanliness for the instrument use.
• Important damage can be caused if equipment is contaminated before it connects to this
instrument.
• Connect only clean equipment to the instrument. Use an external Dirt Moisture Trap to
prevent contamination.
• Some liquid and gas mixtures are dangerous. This includes mixtures that occur because of
contamination. Make sure that the equipment is safe to use with the necessary media.
• Do not use tools on the instrument that can make incendive sparks: this can cause an
explosion if used in an area that has explosive gases.
• Read and obey all applicable WARNING and CAUTION signs.
• Make sure that:
i. All work areas are clean and clear of unwanted tools, equipment and materials.
ii. Make sure that you obey all local health and safety and environmental regulations when
you discard unwanted materials.
iii. All equipment is serviceable.
1.6 The use of the DPI620G-IS
The DPI620G-IS is for use in areas that possibly have explosive gases or fine dust. The
classification for the DPI620G-IS is:
For more information refer to the IS Quick Start and Safety Manual. Use only the Druck battery
pa
ck (IO620G-IS-BATTERY).
1.6.1 Special conditions of use
1. The DPI620G-IS USB Client Connection must only be connected to external apparatus
within a Safe Area with Um = 254V.
2. When a remote sensor is powered using the Channel 2, 15V, Uo loop supply, the remote
sensor must be disconnected from all other sources of power.
3. The Channel 2, V terminals can be connected to a FISCO System if the power for the system
is provided from the DPI620G-IS Channel 2, 15V, Uo loop supply and the electrical
parameters of the field devices are compatible with those of the DPI620G-IS.
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