Knick Protos 3400, User Manual

Page: 54 / 212

54
• Select Curve,
e.g. “linear”: The measured variable is
represented by a linear output cur-
rent curve. The desired range of the
measured variable is specified by the
values for “Start” and “End”.
Current Outputs, Contacts, OK Inputs
Select menu: Parameter setting/Module BASE
Note: HOLD mode active
Menu Display
Parameter setting
BASE module
• Select measured variable
Output current
[pH]
20
4
14
0
Assignment of Measured Values: Start (4 mA) and End (20 mA)
[pH]
20
4
7 5
[mA]
Example 1: Range pH 0 - 14 Example 2: Range pH 5 - 7
Advantage: Higher resolution in range of interest
[mA]
To configure current output
• Call up parameter setting
• Enter passcode
• Select “Module BASE”
• Select “Output current I1”
Configuring a Current Output
• Call up 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)
7.00 pH
Output current I2
Contact K1 (Limit)
Inputs OK1, OK2
Block
Output current I1 (Administrator)
OK
19.0 °C
7.00 pH
Variable
Output
Abort
Curve Linear
°C
Trilinear
Function
Table
Output current I1 (Administrator)
OK
19.0 °C
7.00 pH
Curve
Output
Behavior during messages
Start
Abort
Variable
°C
rH
S/cm
°C
g/kg
Off
pH
End
Start
End
Output filter
5 7
Current outputs
BASE module