KROHNE OPTIMASS with MFC 300 EN - Manual (Page 85)

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9.8.3 Status Output and Limit Switches
Depending on the version, the outputs and inputs to be connected passively or actively and/or
to NAMUR EN 60947-5-6! The tables in Section 9.7 show which I/O version and which inputs
and outputs are installed in your signal converter.
See also the sticker inside the cover of the terminal compartment.
Passive Mode: requires external power source:
Uext
a
32V DC: Uo 1.5V @ 10 mA I
a
100 mA
Active Mode: uses the internal power supply:
Unom 24 V DC Uo 1.5V @ 10 mA:I
a
100 mA
NAMUR Mode: passive in conformity with EN 60947-5-6
Status Output (adjustable to following operating states, see, Fct. C 3.x.1)
error in device
application error
out of specification.
polarity, flow
overrange, flow
counter 1 preset
counter 2 preset
counter 3 preset output W
output Y
output Z
off
Limit Swtches (adjustable to following operating states, see Fct. C 3.x.1):
Flow Velocity
Volume Flow
Mass Flow
Setting of limit value and hysteresis
Polarity of measured value
Time constant
Connection diagrams, see section 9.9
Warning:
For installations in hazardous areas, reference MUST also be made to the guidelines for the
use of coriolis meters in hazardous areas