11737_DATA_SHEETS 27/3/06 12:28 pm Page 2 www.hamlin.com 59251 Seating Occupancy Reed Switch Sensor Features and Benefits Features Benefits Applications • Magnetically operated position sensor • Simple push fit mounting • Normally open contact • Operates when plunger is depressed • Choice of cable length • Choice of connector • Large integral dome • Robust construction makes this sensor well suited to harsh environments • No standby power required • Integral neoprene boot provides protection from severe environments • Hermetically sealed, magnetically operated contacts give excellent life and reliabilty • Seat occupancy sensing • Position and limit sensing DIMENSIONS (in) mm (3.500) (4.260) 88,90 108,20 (2.600) ø66,0 (.320) ø 8,13 (69.85) 2,75 (,940) 23.88 (.250) 6,35 (,630) 16,00 (.960) 24,38 Table 1+ (.390) 10,00 (.680) 17,27 Switching Specifications SPECIFICATIONS Switch Type 1 Contact Type Normally open Contact Rating Power Watts - max Voltage Switching max. 10 200Vdc 140Vac RMS Voltage Breakdown Vdc-min. Current Switching max. 0.5Adc 0.35Aac RMS 250 Current Carry max. 0.5Adc 0.35Aac RMS Resistance Contact, Initial 0hms-max. 0.2 Resistance Insulation 0hms-min. 1010 Capacitance Contact pF-typ. Temperature Operating oC -40 to +85 0.2 Temperature Storage oC -65 to + 105 Shock 11ms 1/2 Sine g-max. 100 Vibration 50 - 2000Hz g-max. 30 Cable Length and Termination Specification TABLE 1 CABLE LENGTH: Activation (without boot and dome) TABLE 2 Termination TABLE 3 Operate Distance d1 (.217) 5.5mm max. Release Distance d2 (.059) 1.5mm min. (Cable Type 18 AWG19/30 PVC 105oC) Select Option Length Type 01 (3.94) 100 02 (11.81) 300 03 (19.69) 500 04 (29.53) 750 05 (39.37) 1000 Select Option Description A Tinned leads B Deutsch DTM04-2P C (0.25”) 6.35mm Insulated Fastons Operate Rest Position Release d1 d2 ORDERING INFORMATION 59251 1 S XX X Series 59251 Switch Type Sensitivity Hamlin USA Hamlin UK Hamlin Germany Hamectrol France Tel: Tel: Tel: Tel: Issue No.1 Date 01/04/06 DCR B4230 Cable Length Table 1 Termination Table 2 +1 920 648 3000 • Fax: +1 920 648 3001 • Email: [email protected] +44 (0)1379 649700 • Fax: +44 (0)1379 649702 • Email: [email protected] +49 (0) 6142 923920 • Fax: +49 (0) 6142 923921 • Email: [email protected] +33 (0) 1 4687 0202 • Fax: +33 (0) 1 4686 6786 • Email: [email protected] INFORMATION PROVIDED ON THIS DATA SHEET IS PROVIDED FOR INFORMATION PURPOSES ONLY AND SHOULD NOT BE RELIED UPON AS BEING ACCURATE FOR ANY PARTICULAR PURPOSE. Product performance may be affected by the application to which the product is applied. Upon request, HAMLIN will assist purchasers by providing information specific to any particular application. HAMLIN disclaims any and all liability whatsoever for any purchaser’s reliance upon the information contained on this data sheet without further consultation with authorised representatives of HAMLIN.