16 ATR401 - User manual
6 Display and Key Functions
6.1 Numeric Indicators (Display)
1
Normally visualizes process. In con guration mode
visualizes parameter that is being entered.
2
Normally visualizes setpoints. In con guration mode
visualizes value of parameter that is being entered.
6.2 Meaning of Status Lights (Led)
3 C1
On when command output is active.
For open / close logic: on during valve opening.
4
C2 For open / close logic: on during valve closing.
5
A1 On when alarm 1 is active.