Vega VEGATOR 142, Руководство по эксплуатации

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18
6 Setup
VEGATOR 142 •
46839-EN-190626
3. Set the potentiometer " CH1 " to the left end position, the yellow
LED display extinguishes
4. Turn the potentiometer slowly clockwise until the yellow LED
display lights, note the position of the potentiometer
5. Continue filling the vessel until the sensor is completely covered,
the yellow LED display extinguishes
6. Turn the potentiometer slowly clockwise until the yellow LED
display lights again, note also this position of the potentiometer
7. Calculate the average value from these two values and set it on
the potentiometer.
8. Adjust the switching point for channel 2 in the same way with
potentiometer " CH2 "
Fig. 7: Application examples of dry run protection with a capacitive point level
sensor
1. Make sure that switches 1 and 7 on the DIL switch block are set
to " min. " and switch 6 to " Single-point control ". The switches for
the switch-on and switch-off delay should be set to " 0 s ".
2. The vessel should be empty i.e. the sensor must not be covered
3. Set the potentiometer " CH1 " to the left end position, the yellow
LED display lights
4. Turn the potentiometer slowly clockwise until the yellow LED
display extinguishes, note the position of the potentiometer
5. Continue filling the vessel until the sensor is completely covered,
the yellow LED display lights
6. Turn the potentiometer slowly clockwise until the yellow LED dis-
play extinguishes again, note also this position of the potentiom-
eter
7. Calculate the average value from these two values and set it on
the potentiometer, the controller is then ready for operation
8. Adjust the switching point for channel 2 in the same way with
potentiometer " CH2 "
Dry run protection (min.
operation)