16
Commissioning
- continued -
Checking switchpoint and function
Start
Activity
Display
Function
Switch on supply voltage.
Water level between MIN and
MAX.
LED “Power” is illuminated.
LED MIN 1 / MIN 2 illuminated
green.
MIN 1 / MIN 2 electrode rods submerged or
MIN electrode rod submerged.
Checking switchpoint and function (if 2 electrode rods are connected)
Lower water level until it is
below MIN 1 level. MIN 1
electrode rod is exposed.
MIN 1 LED flashes red.
De-energizing delay is running.
MIN 1 LED is illuminated red.
Time delay elapsed, MIN 1 output contact 21/23
closed, 22/23 open.
Lower water level until it is
below MIN 2 level. MIN 2
electrode rod is exposed.
MIN 2 LED flashes red.
De-energizing delay is running.
MIN 2 LED is illuminated red.
Time delay elapsed, MIN 2 output contact 16/18
closed, 17/18 open.
Checking switchpoint and function (if 1 electrode rod is connected)
Lower water level until it is
below MIN level. MIN electrode
rod is exposed.
MIN 1 / MIN 2 LEDs are flashing
red.
De-energizing delay is running.
MIN 1 / MIN 2 LEDs are illumi-
nated red.
Time delay elapsed, MIN 1 output contact
21/23 closed, 22/23 open, MIN 2 output contact
16/18 closed, 17/18 open.
TEST button
MIN 1 LED red/green
Fig. 12
MIN 2 LED red/green
LED “Power”
