SI0558 SI0564
Flow monitor
12
8 Settings
The switch point is preset
Ò
Technical data at
.
The preset switch point can be changed.
8.1 Switch point setting
Changing the preset switch point is useful in the following cases:
•
The flow fluctuates strongly or pulsates.
•
A faster response time of the device is required.
– Low switch point = quick reaction with rising flow.
– High switch point = quick reaction with falling flow.
u
Briefly press [▬] or [
].
w
All LEDs are off.
u
Press [▬] or [
] as often as required.
w
Each press of the pushbutton shifts the flow by one half LED in the indicated direction.
w
As soon as a button is pressed, the LEDs are switched on. The LEDs of the current process
value are flashing.
u
When the required switch point is reached, do not press the button for more than 2 seconds.
w
The device goes into operating mode with the newly set value.
8.2 Teaching the switch point
The switch point can be set to the current flow value (flow adjustment).
u
Let the required flow to pass through the installation.
u
Press the [▬] button for at least 15 seconds.
w
LED 0 and LED 9 first light up green, then flash green.
u
Release the [▬] button.
w
The unit adopts the new value and returns to the operating mode.
w
All LEDs left of the switch point light green.
w
The switch point LED lights up red.
8.3 Restoring factory settings (reset)
u
Press the [
] button for at least 15 seconds.
w
All LEDs first light up orange, then flash orange.
u
Release the button.
w
All settings are reset to the factory setting:
w
All LEDs go off for 2 seconds.
8.4 Lock / unlock
The unit can be locked electronically to prevent unauthorised setting.
Factory setting: not locked.
