Hanna Instruments

Scientific Equipment

HI-7873/220 Liquid Level Controller

HI-7873/220 Liquid Level Controller

Hanna HI-7873/220 Liquid Level Controller

HI-7873/220 Liquid Level Controller

£124.00 (exc. VAT) £148.80 (inc. VAT)

HI-7873 mini-level controller is ideal for liquid level control over distances of up to 100 meters (330 feet). It is highly compact and will fit in tight spaces.

HI-7873/220 Liquid Level Controller information

Hanna's extended description

These easy-to-use controllers are ideal for nearly any liquid level application, such as industrial and municipal water treatment, nutrient tank control in farming, hydroponics, aquaculture applications and plating rinse baths.

HI-7873 includes an overflow alarm and can be connected to a 2-wire transmitter, which is ideal for level monitoring in remote applications.

A complete liquid level measuring system requires:

  • Controller (HI-7873)
  • bar holder with amplifier circuitry (HI-7874)
  • Measuring bars (HI-731324)
  • Undecal connector (HI-7164)

HI-7873 requires four bars with the additional bar used for overflow measurement.

Order Information:

The HI-7873 is supplied with mounting brackets and instructions.


Specifications list


Transmission max. 100 meters (330 feet)
Electrical Connection HI 7164 undecal connector (not included)
Level Adjustment high, low and overflow
Level Indication high, low and overflow
Sensor Bars 4 (not included), order HI-731324 pack of 5 pcs
Transmitter HI 7874 (not included)
Output Contact 2 relay (2A/250 Vac, 30 Vdc)
Power Supply 220V
Environment 0 to 50°C (32 to 122°F); RH max 85% non condensing
Dimensions 83 x 53 x 95 mm (3.1 x 1.9 x 3.8")
Weight 250 g (8.8 oz.)

Product Literature

literature - PDF

Hanna Instruments Literature

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