Operating Modes; Keys And Functions - WIKA FSD-3 Mode D'emploi

5. Commissioning, operation

5.3 Operating modes

System start
Display is fully activated for 2 seconds.
■
When the flow switch is powered up within the range of the hysteresis, the output switch is set to "not active" by
■
default.
EN
Display mode
Normal operation, display of flow or temperature value (depending on setting)
Programming mode
Setting the parameters
The in-factory adjustment is carried out with the medium water. It is recommended to carry out the adjustment, relative
to the minimum/maximum flows of the system, via the menu (→ see chapter 5.6 "Adjustment")

5.4 Keys and functions

The flow switch has two operating modes, the display mode and the programming mode. The selected operating mode
determines the respective function of the key.
Key
16
Function
Jumping into the programming mode
Keep the "MENU" key pressed for approx. 5 seconds. If the password is set to ≠ 0000, a
password will be requested first. If authentication is successful, then it enters the programming
mode, otherwise it reverts to display mode.
Returning to the display mode
Simultaneous pressing of both keys.
WIKA operating instructions flow switch, model FSD-3