Gross weight 2.12 Kg Net weight 1.84 Kg EAN 5702428042734 Ambient temperature range [°C] [Max] 70 °C Ambient temperature range [°C] [Min] -50 °C Ambient temperature range [°F] [Max] 158 °F Ambient temperature range [°F] [Min] -58 °F Ammonia application Yes Approval CCC CE EAC LVD PZH RMRS RoHS RoHS China TYSK Cap. tube length fraction [in] 118 1/8 in Capillary tube length [mm] 3000 mm Contact function SPDT Contact rating AC15=3 A, 400 V AC1=10 A, 400 V DC13=12 W, 220 V AC3=4 A, 400 V LR=28 A, 400 V Electrical conn. Male/Female Female Electrical connection Screwed cable entry Electrical connection size 2xPg 13.5 Electrical connection standard DIN 40430 Electrical spec. standard EN 60947-4/-5 EN 60947 electrical properties Insulation: 400V Pollution degree: 3 Rated impulse voltage: 4 kV Short circuit prot, fuse: 10A EN 60947 wiring properties Flex, ferrules: 0.2-1.5 mm2 Flex, no ferrules: 0.2-2.5 mm2 Solid/stranded: 0.2-2.5 mm2 Enclosure rating IP IP66 Max. sensor temperature [°C] 80 °C Max. sensor temperature [°F] 176 °F Max. test pressure [bar] Pe 25 bar Max. test pressure [psig] 362 psig Max. Working Pressure [bar] 22 bar Max. Working Pressure [psig] 319 psig Packing format Multi pack Pressure connection size 3/8 Pressure connection standard ISO 228-1 Pressure connection type G Pressure Male/Female Male Product accessories Generic accessories Switches accessories Product description Liquid Level Switch Product Group Switches and thermostats Product name Liquid level switch Product type RT281A Quantity per packing format 8 pc Reset function Auto Sensor type Heat sensing element Serviceable Contact systems Temperature range [°C] [Max] 20 °C Temperature range [°C] [Min] -30 °C Temperature range [°F] [Max] 70 °F Temperature range [°F] [Min] -20 °F