Which Controller Model Is Best For Simple Liquid-Level Detection Without Pump Control?

Modified on Sun, 11 May, 2025 at 10:43 PM

61F-GP-N Floatless Level Controller is suitable.
Prepare the same number of 61F-GP-N Controllers as the number of liquid-level detection points.

Connections:
 

Note:The power supply phases (terminals 3 to 9) can be matched to use the same ground for the common Electrode (the longest Electrode, terminal 4).

Principles of Operation:
 

  • Terminals 6 and 7, and terminals 10 and 11 on the lower -limit 61F-GP-N are shorted when the water level reaches E3 (indicator ON).
  • Terminals 6 and 7, and terminals 10 and 11 on the intermediate 61F-GP-N are shorted when the water level reaches E2 (indicator ON).
  • Terminals 6 and 7, and terminals 10 and 11 on the upper-limit 61F-GP-N are shorted when the water level reaches E1 (indicator ON).

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