Material, surface finish:
Housing in steel, black paint finish;
sight glass in polyamide, transparent, high mechanical stability, non-ageing, temperature resistant with oil up to 100 °C, with water up to 70 °C;
O-ring in rubber (NBR);
reflector in aluminium, painted white;
graduation and scale marks black;
screw, hexagon nut and washer in galvanized steel
Note:
The Oil Level Gauges can either be fastened as shown in the illustration or directly in the threaded hole.
Centre distance for the fastening holes = L1 ±0.5.
The Oil Level Gauges are suitable for tanks operating without pressure.
Maximum operating temperature: 100 °C.
The versions 28000-125412 and 28000-225412 have a housing in aluminium.