The level indicator sensors RIS 121 are designed for continuous level control of liquid and solid (bulk) media, as well as signalling of reaching the limit levels of the controlled medium in two specified points.
Level indicators RIS 121 meet the requirements of the Rules of the Russian Maritime Register of Shipping and the Russian River Register, have a version for application at nuclear power facilities.
Level indicators RIS 121 belong to the type of capacitive devices.
Versions of sensitive elements of the primary transducer:
- plate non-insulated;
- rod (with and without insulation);
- cylindrical (with and without insulation);
- cable (with and without insulation);
- cable insulated;
Type of explosion protection:
- primary transmitter: "0 Ex ia IIC T6";
- secondary converter: [Ex ia] IIC;
Degree of protection of the enclosure:
- primary transmitter: IP67;
- secondary converter: IP54, IP67
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