Pump Controllers / Latching Circuits / Relays

Elko HRH-5 level controller

• Level controller for:
  • conductive level switch (8A)
  • direct pump control (filling or emptying) between 2 points
• Can be used with float switches to provide a simple latching circuit
• DIN rail mount (EN 60715)
• Stocked product
• Output: 1 x SPDT relays (8A)
• Supply: 24Vdc or 250VAC (50/60Hz)
• Temp: -20 » 55°C (operating)
• IP40 (not weatherproof)

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Elko HRH-1 level controller

• Level controller for:
  • 2 separate level switches
  • direct pump control (filling or emptying) between 2 points
• DIN rail mount
• Stocked product
• Output: 2 x DPDT relays (16A)
• Supply: 24Vdc or mains AC
• IP40 (not weatherproof)

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Elko HRH-6 multi-point conductive level controller

• Measure up to 5 liquid levels with the use of six conductive probes (5 if the storage tank is metallic)
• LED confirmation of each level alarm
• It's possible to connect a secondary "remote" display - useful in applications like trucks to indicate level inside the cabin
• Adjustable sensitivity for your media
• Adjustable time delay to avoid sloshing "noise" during filling or whilst driving around
• Available in 12»24Vdc or 230Vac models
• Independent 10A relay for "full" or "empty" alarm
• IP65
• Choice of pump filling or emptying control

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