Level switch – HRH-6

• Function 1 monitors minimal and maximal level depth, for example in
fi re engine cars, tanks etc.
• Function 2 monitors level depth in water collectors, basins, pools etc.
• Selection of particular function is made by jumper on the front panel.
• Level depth is indicated on the panel of device by LED.
• Device monitors 5 levels by using six probes (one probe is common).
• Common probe can be replaced by a metal (conductive) tank.
• Level indicationby six LED‘s on the front panel of the device.
• It is possible to connect another indication module (e.g. in fi re-engine
cabin).
• Adjustable sensitivity according to liquid conductvity.
• Adjustable time delay – elimination of level movement, e.g. while a
tank is being fi lled up.
• Measuring frequency 10 Hz to prevent polarization of liquid.
• Supply voltage 12.. 24 V DC (to be used in fi re-engines) or galvanically
separated 230 V AC for general use.
• Contact relay 10 A for signalization of full / empty tank (according to
a chosen function).
• Choice of functions PUMP UP / OFF / PUMP DOWN by a switch located
on the front panel of the device.
• Protection degree IP65.