The Afriso level limiter UFS 01 is suitable for permanent monitoring the level indicator with regards to functionality, short circuit or damage of the connection cable. Additionally, there is an internally active  control (scanner). The unit is equipped with an alarm light, acoustic signal encoder, test button and an acknowledgement button for the alarm as well as a potential free relay contact for an external alarm light and an additional acknowledgeable relay contact for an external alarm horn. Approved for level indicator types UFS 01 types 76A, 76C, 76M, 76N, 76S, 76W. Application ranges:- Flammable liquids: Diesel according to DIN 51601, Bio Diesel according to DIN 51606, heating oil EL according to DIN 51603 part 1, used gear and motor oil. - Inflammable liquids: Unused motor, gear and hydraulic oil, transformer oil, vegetable oil, anti-freeze, oil-water emulsions, cleaning detergents, per and trichlorine ethylene. Technical data: - voltage supply: AC 230V - power consumption: 3 VA or 5 W - output relay: - 1 potential-free changeover contact - 1 NO contact - protection type: IP 30 - dimensions (W x D x H): 97 x 163 x 62 mm General building authority approval Z-65.11-193.