KROHNE CORIMASS E P MFM 2081 EEx EN - Manual (Page 2)

2 Additional Instruction for Ex version MFM 2081 / 3081
These instructions should be used in conjunction with the Standard Installation and
Operating Instructions for the MFM 2081/3081 K/F. If you require a copy, please contact
your nearest KROHNE Office or representative.
Product liability and warranty
The CORIMASS mass flowmeter MFM 2081/3081 K/F is designed for the direct
measurement of mass flow rate, product density and product temperature, and also
indirectly enables measurement of parameters such as total mass, concentration of
dissolved substances and the volume flow.
For use in hazardous areas, special codes and regulations are applicable which are
specified in the special ”Ex installation and operating instructions” (supplied only with
hazardous-duty equipment).
Responsibility as to suitability and intended use of our instruments rests solely with the
purchaser.
Improper installation and operation of the flowmeters may lead to loss of warranty.
In addition, the ”general conditions of sale” forming the basis of the purchase agreement
are applicable.
If you need to return CORIMASS flowmeters to KROHNE, please complete the form on the
last page of the Installation and Operating manual and return it with the meter to be
repaired. KROHNE regrets that it cannot repair or check your flowmeter unless accompanied
by this completed form.
Content
1 Description....................................................................................................3
1.1 Description of the Transducer............................................................................ 4
1.2 Description of the Converter .............................................................................. 4
1.3 Installation of MFM 2081 / MFM 3081 EEx........................................................ 5
2 Electrical installation...................................................................................6
2.1 Location and connecting cables ........................................................................ 6
2.2 Electrical Connection on converter without intrinsically safe outputs..................... 6
2.3 Electrical connection on converter with intrinsically safe outputs.......................... 9