48
• Select Curve,
e.g. “linear”: The measured variable is
represented by a linear output current
curve. The desired range of the mea-
sured variable is specified by the val-
ues for “Start” and “End”.
Current Outputs
Select menu: Parameter setting/Module BASE
Note:
Function check (HOLD) mode active
Menu Display
Parameter setting
BASE module
• Select process variable
Gas measurement in %/ppm (Liquids: ppm/ppb)
Start and end of current output can be set to the
other process variable because also the measured
value switches automatically.
The decimal point can be moved using the arrow
keys.
Output current
[%Air]
20
4
100
50
Assignment of Measured Values: Start (4 mA) and End (20 mA)
[%Air]
20
4
90
80
[mA]
Example 1: Range %Air 50 ... 100
Example 2: Range %Air 80 ... 90
Advantage:
Higher
resolution
in range of interest
[mA]
Configuring a Current Output
• Open parameter setting
• Enter passcode
• Select "Module BASE"
• Select “Output current ...”
Module BASE (Administrator)
19.2°C
Return
Contact K2 (NAMUR HOLD)
Contact K4 (NAMUR Failure)
Contact K3 (NAMUR maintenance)
85%Air
Output current I2
Contact K1 (Limit)
Inputs OK1, OK2
Block
Output current I1 (Administrator)
OK
19.0 °C
85%Air
Variable
Output
Abort
Curve
Linear
°C
Trilinear
Function
Table
Output current I1 (Administrator)
OK
19.0 °C
85%Air
Curve
Output
Behavior during messages
Start
Abort
Variable
°C
%O2
g/l
ppm
ppb
Off
%Air
End
Start
End
Output filter
80 90
N
ot
e:
T
he displa
y ma
y v
ar
y depending on the devic
e v
ersion.
