OPERATING INSTRUCTIONS | DOSIC
®
8020955 /11HD/ 2018-12-12 | SICK AG
Subject to change without notice
24
7
COMMISSIONING
•
OC = Switching output in open collector function
Switching output behavior
Flow/temperature
t
FH
FL
Error signal
active
deacti-
vated
Switching
output
PNP
NPN
DRV
OC
Error status
Normally open/
FNO
Active
High
Low
High (PNP switched) Low
Inactive
Inactive
Low
High
Low (NPN switched)
High
7.3.6
Normally closed with window function
Configuration (based on Q1 as an example)
1.
Configure the Q1 switching output as normally closed.
•
Set the parameter in the Q1Pol menu to nc and confirm using Set.
2.
Configure window mode.
•
Set the parameter in the Q1Out menu to Window and confirm using Set.
3. Set the switching point.
•
Set the value for Flow or Temperature in the Q1FH menu and confirm using
Set.
4. Set the reset point.
•
Set the value for Flow or Temperature in the Q1FL menu and confirm using
Set.
5.
Select the electrical property (NPN/PNP/DRV/OC).
Select the parameter in the Q1Type menu and confirm using Set.
The following rules apply:
•
NPN = Switching output in NPN circuit
•
PNP = Switching output in PNP circuit
•
DRV = Switching output in Push-Pull function
•
OC = Switching output in open collector function