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Temperature probes type T/TW
1
Preface
The present operating instructions are
designed to familiarize users with the
construction of the glass-lined tempera-
ture probes and their use.
The operating instructions should be
accessible to the operating and mainte-
nance personnel in order to ensure that
all necessary information is available for
any assembly and maintenance work.
By knowing these operating instructions
(OI), you can avoid damage to the mea-
suring equipment and ensure trouble-free
operation. The information contained
in these operating instructions corre-
sponds to the state of the art at the time
it is printed and is provided to the best
of our knowledge. We reserve the right to
include any improvements, amendments
and new developments in the operating
instructions without prior notice. The
actual design of products may differ from
the information provided in the catalog
if warranted by technical modifications
resulting from product improvements.
The proposal submitted by Pfaudler for
a concrete application will be binding in
this case. The latest edition will always
supersede all previous ones.
The present operating instructions are
made available to our customers and
interested parties free of charge. Reprints
and copies as well as transformation into
electronic forms, in whole or in part, shall
require our written approval.
All rights reserved.
2
General instructions
2.1
Operating range
Glass-lined temperature probes are used
to measure the product temperature in
reactors and storage vessels as well as
in pipelines.
For the resistance of the probes, please
refer to our publication no. 614.
Never operate this measuring device
outside its permissible operating condi-
tions.
2
2.2
Warnings contained in the
operating instructions (OI)
In the operating instructions, the
danger symbol m is used to draw
your attention to especially impor-
tant safety instructions. Compliance
with these instructions is manda-
tory, because adherence to the
instructions can avoid severe dam-
age to people and/or equipment.
2.3
Notes on deliveries
The respective scope of delivery is speci-
fied on the shipping documents attached
to the shipment and corresponds to the
valid purchase agreement.
Check that the items delivered are com-
plete and intact.
If possible, keep the packing material for
re-use for possible return shipments.
2.4
Transport and storage
The probes should only be transported
and stored in their closed original pack-
aging. Where it is no longer available, the
probes must be protected against shock
and impacts. In order to guarantee an
as-new condition of the probes, maintain
the following storage conditions:
dry and dust-free
n
steady temperature and ventilation
n
The probes do not need any preserva-
tives, they are resistant to normal envi-
ronmental influences.
2.5
Warranty notes
Any warranty claims shall not be extended
or limited by the information contained in
the present operating instructions.
For the exact warranty conditions, please
refer to the Terms of Sale of Pfaudler
Werke GmbH as amended.
Temperature probes type T/TW
2.6
Notes on return deliveries
Before sending used probes to Pfaudler
Werke GmbH or third parties for repair
or other purposes, all parts must be
cleaned and decontaminated.
To protect our staff and for insurance
reasons, your return shipment must be
accompanied by a clearance certificate
(refer to publication 332) on which you
confirm that the probe was properly
cleaned and decontaminated. You may
obtain a form sheet for this purpose
from us on request.
3
Safety
For detailed safety instructions and infor-
mation concerning explosion protection,
please refer to the end of the operating
instructions.
3.1
Proper use
Any use of the probe for purposes other
than described in the present operat-
ing instructions will adversely affect the
safety and functioning of the measuring
device and is therefore not allowed.
It is important to note the safety instruc-
tions applicable to the electrical systems
and equipment and all explosion protec-
tion provisions, if any.
m
Do not practice any working
methods which may endanger safety.
3.2
Qualified personnel
The probe may only be installed, started
up and serviced by authorized personnel
with special skills in measuring technol-
ogy and in strict compliance with the pre-
sent Operating Instructions as well as the
valid provisions.
The failure to observe these instructions
– no matter whether intentionally or neg-
ligently – releases Pfaudler Werke GmbH
from all liability and warranty claims.
© Pfaudler GmbH · OI 302-8 e
© Pfaudler GmbH 2
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