Key Technical Parameters General Data Parameter Value Version TERMOPTO, Solid-state relay Type TOP 5VDC/48VDC 0,5A Order No. 8950960000 GTIN (EAN) 4032248742325 Quantity 10 pc(s) Dimensions and Weight Parameter Value Width 6.1 mm (0.24 inch) Height 79.4 mm (3.126 inch) Depth 55 mm (2.165 inch) Net weight 19.3 g Control Side (Input) Parameter Value Rated control voltage 5 V DC ±20 % Nominal control current 7.7 mA DC Power rating < 40 mW Status indicator Green LED Protective circuit (input) Varistor, Reverse polarity protection Input frequency 200 Hz Load Side (Output) Parameter Value Contact type 1 NO contact (Transistor) Rated switching voltage 5...48 V DC Continuous current 0.5 A (500 mA) - DC1 load category Max. switching voltage, DC 48 V Voltage drop at max. load < 1 V Leakage current (off-state) < 10 µA Switch-on delay < 20 µs Switch-off delay < 200 µs Max. switching frequency 200 Hz Short-circuit proof No Protective circuit, load side Free-wheeling diode Connection Data Parameter Value Wire connection method PUSH IN Stripping length 10 mm Clamping range (min/max) 0.5 mm² / 2.5 mm² Wire cross-section, solid (min/max) 0.5 mm² / 1.5 mm² (AWG 20 ... AWG 14) Wire cross-section, finely stranded (min/max) 0.5 mm² / 1.5 mm² (AWG 20 ... AWG 14) Wire cross-section with ferrule (min/max) 0.5 mm² / 1.5 mm² Screwdriver blade size 0.6 x 3.5 mm Insulation & Safety Parameter Value Rated voltage 300 V Pollution severity 2 Overvoltage category III Clearance and creepage (control-load) > 3 mm Dielectric strength (control-load) 1.2 kVeff / 1 min Impulse withstand voltage 4 kV (1.2/50 µs) Protection degree IP20 UL 94 flammability rating (housing) V-0 Environmental Data Parameter Value Operating temperature -20 °C ... +60 °C Storage temperature -40 °C ... +80 °C Humidity 5 to 95% relative humidity, 40 °C, non-condensing MTTF 2,500 a Operating altitude ≤ 2000 m above sea level Mounting Parameter Value Mounting type DIN rail TS 35 Test button No Colour Black