KROHNE OPTIMASS with MFC 300 EN - Manual (Page 96)

96
Display and operator control Type Graphic display (backlit – white) 128 × 64 pixels / 59 × 31
mm
Display functions 4 pages (page through with )
• pages 1-2:
optionally with one to three lines.
Each line can be set to show required measurement
value.
In a 2-line setting, the measured variable in the
1st line can be shown in the form of a bar graph in
the 2nd line.
Display ranges and number of places freely selec-
table.
• Page 3: List of diagnostic and status messages
Page 4: Trend display
Counter places Max. 8
Language of
display texts English, German, French, Spanish. Danish, Polish,
Portuguese, Dutch and others pending.
Operating
elements
4 optical keys (
> g
) for operator control of the
signal converter without opening the housing
Infrared interface for reading and writing all parameters
with KROHNE IR-Interface without opening the housing
Output / input assemblies For number and possible combinations of the various
outputs and inputs, refer to section. 9.7
Current outputs Function • Mass and volume flow rate, flow velocity, tempera-
ture, concentration, concentration flow, density,
diagnosis values
• HART® interface is standard (but not for all option
modules), see section. 9.8
• active or passive operation, dependent on the output
/ input assemblies, see section 9.8
Op. values and load
rating Active I
a
22 mA / RL
a
1 k Ω
Passive I a
22 mA / U
a
32 V DC
Current Measuring range Imin - Imax between 0...20 mA set-
table as required
Overrange Setting: 0.00 mA
a
value
a
21.5 mA
Error identification 0 mA
a
IErr < Imin or Imax < IErr
a
22 mA
Forward / reverse
measurement Direction identified via status output, see below
Automatic range or
external range via status output or control input, see below
Time constant 0 - 100.0 s, settable as required
Low-flow cutoff Value: 0.0...20.0 % of Q100% settable
as required
Hysteresis: ± 0.0...20.0 %.