WIKA TR31-3 Betriebsanleitung Seite 9

2. Safety
WARNING!
Substitution of components may impair intrinsic safety.
WARNING!
For hazardous media such as oxygen, acetylene, flammable
or toxic gases and liquids and refrigeration plants,
compressors, etc., in addition to all standard regulations,
the appropriate existing codes or regulations must also be
followed.
WARNING!
Protection from electrostatic discharge (ESD) required!
The proper use of grounded work surfaces and personal
wrist straps is required when working with exposed circuitry
(printed circuit boards), in order to prevent static discharge
from damaging sensitive electronic components.
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.
DANGER!
Danger to life caused by electric current
Upon contact with live parts, there is a direct danger to life.
Electrical instruments may only be installed and
■
connected by skilled electrical personnel.
Operation using a defective power supply unit (e.g. short-
■
circuit from the mains voltage to the output voltage) can
result in life-threatening voltages at the instrument!
WIKA operating instructions models TR31-3, TR31-K (Ex i)
EN
9