FISCHER ME49F Series Operating Manual

d e v e l o p i n g s o l u t i o n s
Operating Manual
ME49F Pressure Transmitter
for applications in explosive areas
According to ATEX Directive 2014/34/EU
Gas explosion protection zone 1

Table of contents

1 Safety instructions
2 Application purpose
3 Product and function description
4 Installation and assembly
5 Start-up
6 Maintenance
7 Transportation
8 Service
9 Accessories
10 Waste disposal
11 Technical Data
12 Dimensional drawings
13 Order codes
15 Attachments
1 Safety instructions
1.1 General
This operating manual contains instruc-
tions fundamental to the installation,
operation and maintenance of the device
that must be observed unconditionally. It
must be read by the assembler, operator and the
specialized personnel in charge of the instrument
before it is installed and put into operation. This
operating manual must always be accessible at the
place of installation.
The subsequent sections on general safety instruc-
tions 1.2 - 1.7 as well as the following special
instructions ranging from intended use to disposal
2-10 contain important safety instructions the non-
observance of which can cause danger to persons,
animal and physical objects.
1.2 Personnel Qualification
The instrument may only be installed and commis-
sioned by specialized personnel familiar with the
installation, commissioning and operation of this
product.
Specialized personnel are persons who can assess
the work they have been assigned and recognize
potential dangers by virtue of their specialized
training, their skills and experience and their
knowledge of the pertinent standards.
For explosion-proof models the specialized person-
nel must have received special training or instruc-
tion or be authorized to work with explosion-proof
instruments in explosion hazard areas.
1.3 Risks due to Non-Observance of Safe-
ty Instructions
Non-observance of these safety instructions, the
intended use of the device or the limit values given
in the technical specifications can be hazardous or
cause harm to persons, the environment or the
plant itself. Fischer Mess- und Regeltechnik GmbH
will not be liable for damage claims if this should
happen.
1.4 Safety Instructions for the Operating
Company and the Operator
The safety instructions governing correct operation
of the instrument must be observed. The operating
company must make them available to the installa-
tion, maintenance, inspection
operating personnel. Dangers arising
from electrical components, energy
and