The NRA-BLA-G1/2" level controller consists of an externally mounted container with a sight glass for installing a level controller.The NR 1/2" level controller for container mounting is a non-contact magnetic switch used for monitoring and controlling liquid levels and temperatures.The switching tube contains permanently installed inert gas contacts.For fixed contacts, the contact gaps and their function must be specified.The permanent magnet built into the float switches the contacts when the level changes. The switching differential (hysteresis) is 4 mm.For temperature monitoring and control, thermocouples, such as thermal contacts or Pt100/Pt1000 sensors, can be additionally installed.A level indicator (A=127 mm) and a vent filter are installed for visual inspection.The level controller is maintenance-free for non-segregating media.For inductive loads, a protective circuit must be provided.(Freewheeling diode / RC circuit)The device must only be installed by qualified personnel.Max. viscosity 150 mm²/s
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