1
For your safety
1.1
Authorised personnel
All operations described in this operating
instructions manual must be carried out only by
trained specialist personnel authorised by the
plant operator.
During work on and with the device the required
personal protective equipment must always be
worn.
1.2
Appropriate use
Model LH-20 is a pressure transmitter for level
and gauge measurement.
You can find detailed information about the area
of application in chapter "Product description".
Operational reliability is ensured only if the inst-
rument is properly used according to the speci-
fications in the operating instructions manual as
well as possible supplementary instructions.
For safety and warranty reasons, any invasive
work on the device beyond that described in the
operating instructions manual may be carried
out only by personnel authorised by the manu-
facturer. Arbitrary conversions or modifications
are explicitly forbidden.
1.3
Warning about incorrect use
Inappropriate or incorrect use of the instrument
can give rise to application-specific hazards,
e.g. vessel overfill or damage to system compo-
nents through incorrect mounting or adjustment.
Thus damage to property, to persons or environ-
mental contamination can be caused. Also the
protective characteristics of the instrument can
be influenced.
1.4
General safety instructions
This is a state-of-the-art instrument complying
with all prevailing regulations and directives. The
instrument must only be operated in a techni-
cally flawless and reliable condition. The opera-
tor is responsible for the trouble-free operation
of the instrument. When measuring aggressive
or corrosive media that can cause a dangerous
situation if the instrument malfunctions, the
operator has to implement suitable measures to
make sure the instrument is functioning properly.
During the entire duration of use, the user is
16
obliged to determine the compliance of the
necessary occupational safety measures with
the current valid rules and regulations and also
take note of new regulations.
The safety instructions in this operating instruc-
tions manual, the national installation standards
as well as the valid safety regulations and
accident prevention rules must be observed by
the user.
For safety and warranty reasons, any invasive
work on the device beyond that described in the
operating instructions manual may be carried
out only by personnel authorised by the manu-
facturer. Arbitrary conversions or modifications
are explicitly forbidden. For safety reasons, only
the accessory specified by the manufacturer
must be used.
To avoid any danger, the safety approval mar-
kings and safety tips on the device must also be
observed and their meaning looked up in this
operating instructions manual.
1.5
The device fulfils the legal requirements of the
applicable EU directives. By affixing the CE
marking, we confirm the conformity of the instru-
ment with these directives.
2
2.1
Scope of delivery
The scope of delivery encompasses:
•
•
WIKA Operating instructions - Submersible pressure transmitter model LH-20
EU conformity
Product description
Configuration
Model LH-20
Documentation
– Operating instructions
– Ex-specific "Safety instructions" (with Ex
versions)
– If necessary, further certificates