Gauging hatch ЛЗ-80 А, 150 A in accord with TU U 24607422.012-2000 is intended for taking measurements through it, that is, of the level of oil products, tank water and sampling of oil products from tanks of any type.

Gauging hatch is mounted in correspondence with design documentation on the branch pipe of the roof of vertical tank or branch pipe of the cover of horizontal tank hatch.

Operating temperature of the gauging hatch from minus 40 to plus 50°C.