55
NRR 2-52, NRR 2-53, URB 55 - Installation & Operating Manual -
850646-00
Confi guring the level controller
Test - Testing the relays of the connected level controller
Open the Info / Test menu to test the
alarm and switching contacts of the
connected controller.
Press and hold the button to initiate
the relay test
(3-second delay).
This causes actual tripping of relay
contacts in the controller.
The relevant icons are shown in the
top part of the screen, depending on
the confi guration (example).
The relay in the level controller
remains active while you are pressing
the button.
Actual value output (X) 4 - 20 mA
Out 1 *
Manipulated variable output (Yw)
Pump(s) 4 - 20 mA Out 2 *
Switch between valve and pump
control *
* Controller software version
311178.13 or later
Valve control (example)
Pump control (example) *
