Siemens SITRANS LG240 Operating Instructions Manual

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71PBD-51041044 SITRANS LG240 - Operating Instructions44576-EN-200212Process temperature (thread or flange temperature)Ʋ FFKM (Kalrez 6221) -20 … +150 °C (-4 … +302 °F)Ʋ EPDM (Freudenberg 70, EPDM 291) -20 … +130 °C (-4 … +266 °F)Ʋ FEPM (Vi 602 Extreme-ETP, Fa. COG) -10 … +150 °C (14 … +302 °F)1234AB0°C / 32°F-40°C / -40°F80°C / 176°F35°C / 95°F30°C / 86°F45°C / 113°F60°C / 140°F150°C302°F100°C212°F50°C122°F 80°C176°F-40°C-40°FFig. 29: Ambient temperature - process temperature, standard versionA Ambient temperatureB Process temperature (depending on the seal material)1 Aluminium housing2 Plastic housing3 Stainless steel housing, precision casting4 Stainless steel housing, electropolishedSIP process temperature (SIP = Sterilization in place)Seals suitable for vapour: FFKM (Kalrez 6621) or EPDM (Freudenberg 70 EPDM 291)Vapour stratification up to 2 h +150 °C (+302 F)Mechanical stressVibration resistanceƲ Rod probe 1 g with 5 … 200 Hz according EN 60068-2-6 (vibrationat resonance) with rod length 50 cm (19.69 in)Shock resistanceƲ Rod probe 25 g, 6 ms according to EN 60068-2-27 (mechanicalshock) with rod length 50 cm (19.69 in)Electromechanical data - version IP66/IP67 and IP66/IP68 (0.2 bar)Options of the cable entryƲ Cable entry M20 x 1.5; ½ NPTƲ Cable gland M20 x 1.5; ½ NPT (cable ø see below table)Ʋ Blind plug M20 x 1.5; ½ NPTƲ Closing cap ½ NPT