IM series Sealed snap-action pushbutton switches - bushing 12 mm - momentary Distinctive features and specifications Snap-action : tactile feedback with audible click High current/voltage rating Sealed to IP67 Flat round actuator for optional marking ENVIRONMENTAL SPECIFICATIONS GENERAL SPECIFICATIONS Front panel sealing : IP67 according to IEC 60529 Panel thickness : 1,5 mm (.059) to Shock resistance : 50 g - 11 ms according to IEC 68-2-27 10 mm (.394) Salt spray : IEC 512-6, test 11f Total travel : 1,7 mm (.067) +/- 0,3 mm Operating temperature : -40C to +85C Low level or mechanical life : Storage temperature : -40C to +85C 1.000.000 cycles Torque : 1,5 Nm max. applied to nut ELECTRICAL SPECIFICATIONS MATERIALS Max. current/voltage rating with resistive load : 3A 28VDC Initial contact resistance : 100 m max. Case : polyamide 4/6 Insulation resistance : 1 G min. at 500VDC Actuator : polyamide 6/6 Dielectric strength : 500 Vrms between terminals Bushing/bezel : polyamide 6/6 Electrical life at full load : 25.000 cycles Contacts : silver, gold plated Terminal seal : epoxy MOUNTING - STANDARD BEZEL Panel cut-out Matrix mounting Back of panel space requirement Flat seal MOUNTING - REDUCED MODEL Panel cut-out Matrix mounting Back of panel space requirement O-ring APEM www.apem.com 1IM series Sealed snap-action pushbutton switches - bushing 12 mm - momentary Overview IM SERIES Electrical function Terminals Contacts Actuator shape 7 NC + NO P Straight PC 4 Silver, gold R Round, curved Z Quick-connect plated (standard) P Round, flat Actuator colours Bushing & bezel Bezel options Actuator option finish 1 Blue Blank Standard bezel Blank Std actuator 2 Black B Dark blue 075 Dia. 15 (.590) reduced 104 High actuator 2 Black bezel, frontal mounting Other : on request 3 Green 234 Dia. 15 (.590) reduced 5 Yellow bezel, std mounting 6 Red 7 White 9 Orange ABOUT THIS SERIES On the following pages, you will find successively : model structure of switches and options in the same order as in above chart Dimensions : first dimensions are in mm while inches are shown as bracketed numbers. NOTICE : please note that not all combinations of above numbers are available. Refer to the following pages for further information. A sealing boot is available to protect the switches against frost and sand. P/N U5125. Mounting accessories : Standard hardware supplied : 1 flat seal (standard bezel) or 1 O-ring (reduced bezel) and 1 hex nut 14 mm (.551) acrosss flats. Hex nut part number U166. Packaging unit : 50 pieces 2 www.apem.com APEM