LPI series Tactile pushbutton switches with large actuator DISTINCTIVE FEATURES Large ergonomic actuator 35 (1.378) Tactile feedback Low behind-panel depth 21 (.827) max. Wide choice of markings Ring or dot illumination ENVIRONMENTAL SPECIFICATIONS Environmental protection : IP53 for sealed version - IP40 for unsealed version Impact resistance : IK06 for NO/NC version - IK04 for NO version Operating temperature : - 20 C to +65 C (-4 F to +149 F) Storage temperature : - 40C to +70C (-40 F to +158 F) ELECTRICAL SPECIFICATIONS Snap-action, momentary function Mechanical life : 1,000,000 cycles min. for 5 A NO/NC 5,000,000 cycles min. for 50 mA NO Max. currrent/voltage rating with resistive load : 5 A NO/NC version 50 mA NO version 5 A 12 VDC - 50,000 cycles 50 mA 24 VDC - 5,000,000 cycles 100 mA 12 VDC - 1.,000,000 cycles Min. current with resistive load : 0.5 mA at 24 VDC for NO version Contact resistance : 100 m max. Dielectric strength : 500 Vrms 50 Hz between terminals 1,000 Vrms 50 Hz between terminals and ground Insulation resistance : 10 M at 500 VDC Integrated resistors for illuminated versions LED current : 20 mA typical for dot or ring (30 mA max.) LED protected from reverse polarity Stand-by consumption : 0.5 VA max. The company reserves the right to change specifications without notice. 1 SW-LPI-1808 PANEL SWITCHESPANEL SWITCHESLPI series Tactile pushbutton switches with large actuator 1 to 4 mm 40.00 PANEL CUT-OUT GENERAL SPECIFICATIONS (.039 to.157) (1.574) M4 Operating force : 2.5 to 5 N (unsealed) FRONT MOUNTING 1 to 4 mm (.039 to.157) Total travel : 2 mm 0.3 mm Panel thickness : 1 to 4 mm (.039 to .157) +0.20 39.10 -0.00 (1.539DIA 0/+0.001) MATERIALS 1 to 4 mm (.039 to.157) 40.00 (1.574) Switch block : thermoplastic for 5 A NO/NC 4.00 +0.20 38.10 -0.00 (.157 DIA) (1.5DIA 0/+.001) Contacts : 5 A NO/NC : silver, gold plated 50 mA NO : silver REAR MOUNTING - UNSEALED VERSION Actuator crimped symbol : 304L stainless steel 1 to 4 mm 40.00 APEM products may be recycled at end-of-life for the re-claiming of valuable metal (.039 to.157) (1.574) components. M4 +0.20 4.00 44.10 -0.00 2.50 (1.736DIA 0/+0.001) (.098) (.157 DIA) 1 to 4 mm 40.00 (.039 to.157) (1.574) 1 to 4 mm (.039 to.157) M4 1 to 4 mm (.039 to.157) +0.20 39.10 -0.00 (1.539DIA 0/+0.001) 1 to 4 mm 40.00 (.039 to.157) +0.20 39.10 (1.574) -0.00 (1.539DIA 0/+0.001) REAR MOUNTING - SEALED VERSION 4.00 +0.20 38.10 -0.00 (.157 DIA) (1.5DIA 0/+.001) 1 to 4 mm 40.00 (.039 to.157) (1.574) 4.00 +0.20 38.10 -0.00 (.157 DIA) (1.5DIA 0/+.001) +0.20 44.10 -0.00 2.50 4.00 (1.736DIA 0/+0.001) (.157 DIA) (.098) +0.20 44.10 -0.00 2.50 4.00 (1.736DIA 0/+0.001) (.157 DIA) (.098) MATRIX MOUNTING 50.00 (1.969) 2 PANEL SWITCHES +0.20 +0.20 36.50 36.50 -0.00 -0.00 (1.437 0/+0.001) (1.437 0/+0.001) 50.00 (1.969) 40.00 40.00 40.00 40.00 (1.574) (1.574) (1.574) (1.574) +0.20 36.50 -0.00 (1.437 0/+0.001) 40.00 40.00 (1.574) (1.574)