Flowserve URB 1 - Manual (Page 70)

70
Operation
Manual operation via external control valve
Press button briefly to enter the display
window of the level controller NRR 2-40.
The split-screen main window shows which
GESTRA bus devices can be indicated:
■ High-level limiter NRS 1-41
■ Low-level limiter NRS 1-40
■ Level switch NRS 2-40
■ Level controller NRR 2-40
■ Conductivity controller LRR 1-40
Press button briefly to activate the
manual mode.
Use buttons and in this mode to
manually open and close an external
control valve.
Press button a second time to disable
the manual mode and to move the control
valve back into the position dictated by the
controller NRR 2-40.
briefly
briefly