OPERATING INSTRUCTIONS | DOSIC
®
8020955 /11HD/ 2018-12-12 | SICK AG
Subject to change without notice
28
7
COMMISSIONING
NOTE
The analog output outputs the current which has been set for Q = 0 L/min.
The frequency output outputs the frequency set for Q = 0 L/min.
The pulse output does not output any pulses at Q = 0 L/min.
Configuration
1.
Select the Meas menu using the arrow pushbuttons and confirm using Set.
2.
Select the Cutoff menu using the arrow pushbuttons and confirm using Set.
3.
Select the Mode menu using the arrow pushbuttons and confirm using Set.
The available values are Active and Inactive.
4.
Select the value and confirm using Set.
5. Set the parameter in the Set menu.
•
Select the value and confirm using Set.
6. Set the parameter in the Reset menu.
•
Select the value and confirm using Set.
7.5.4
Empty measurement channel
You can pre-configure the required switching behavior that will take effect if the mea
-
surement channel is empty.
Configuration
1.
Select the Meas menu using the arrow pushbuttons and confirm using Set.
2.
Select the Empty menu using the arrow pushbuttons and confirm using Set.
The available values are 0-Flow and Fail.
3.
Select the value and confirm using Set. For temperature the unit is shown as cho
-
sen in the Units menu.
Parameter selection
Parameter
Function
0-Flow
The analog output is set to the relevant
value defined for QxLow.
Fail
The error signal is output via Qx-Sta if
QxStat is set as Fail.
When the Q1Stat (Q2Stat) is selected as Fail or Empty the following situation and condi-
tion can be found on the output of the device:
State of channel Mapping of
QxStat
Empty behavior System state
Qx state
(normally open, as
long as no other
failure is present)
Filled with the
medium
Empty or Failure
ZeroFlow or
Failure
Ok
Low
Empty
Empty
ZeroFlow
Ok
High
Empty
Empty
Failure
Fail
Low (safe state)