IM-P693-01
EMM Issue 2
16
LCR2250 Level Controller
5.8 Displays
Operation
Action
Display
Function
Actual value = setpoint
Valve and MIN/ MAX LEDs do not
light up
Valve output contact 16/17/19 open.
MIN/MAX output contacts 21/23 open,
22/23 closed.
Value above or below setpoint
Value above or below setpoint.
Valve OPEN LED flashes amber
Control valve opens, valve output
contact 16/19 closed.
or
Valve CLOSED LED flashes amber
Control valve closes, valve output
Contact 17/19 closed.
MAX alarm
Switchpoint for MAX water level
reached or exceeded.
MAX LED flashes red
De-energizing delay in progress.
MAX LED lights up red
De-energizing delay elapsed, output
contacts 21/23 closed, 22/23 open.
or
MIN alarm
Switchpoint for MIN water level reached
or exceeded.
MIN LED flashes red
De-energizing delay in progress.
MIN LED lights up red
De-energizing delay elapsed, output
contacts 21/23 closed, 22/23 open.
