59251-1-S-01-C

Reed Sensors Push Button Sensor > 59251 59251 Seating Occupancy Reed Switch Sensor Description The 59251 is a magnetically operated push button sensor with simple push fit clip mounting. It has a large integral dome and it’s normally open contacts actuate when the dome is depressed. It can switch up to 140Vac/200Vdc at 10W. The 59251 has a large integral dome for load distribution and neoprene boot for environmental protection. It has choice of various cable lengths and connector options. Features • Choice of cable length • Choice of connector • Large integral dome • zRoHS compliant • Magnetically operated position sensor • Simple push fit mounting • Operates when plunger is depressed Dimensions Dimensions in mm (inch) Benefits 88.90 108.20 (3.500) (4.260) Ø66.0 (2.600) Ø8.13 (.320) 23.88 (.940) • No standby power required • Hermetically sealed, magnetically operated contacts give excellent life and reliabilty Applications 2.75 (69.85) 24.38 (.960) 10.00 Cable Length Option±(.390) • Robust construction makes this sensor well suited to harsh environments • Integral neoprene boot provides protection from severe environments 6.35 (.250) • Seat occupancy sensing • Position and limit sensing Activation (without boot) Operate Distance d1 5.5mm (0.217) max. Release Distance d2 1.5mm (0.059) min. Release Operate 16.00 (.630) Rest Position d1 d2 17.27 (.680) © 2019 Littelfuse Revised: 02/08/19 Specifications are subject to change without notice. littelfuse.com Reed Sensors Push Button Sensor > 59251 59251 Seating Occupancy Reed Switch Sensor Electrical Ratings Normally Open Contact Type Switch Type 1 VA/Watt - max. 10 Vdc - max. Vac - max. Vdc - min. 200 140 250 Carry Adc - max. Aac - max. Adc - max. 0.5 0.35 0.5 Contact, Initial Insulation Ω - max. Ω - min. 0.2 1010 Capacitance Contact pF - typ. 0.2 Temperature Operating °C -40 to +85 Contact Rating Voltage 4 Current 4 1 Switching 2 Breakdown Switching Resistance 5 3 2 Product Characteristics Operate Time 6 ms - max. 1.0 Release Time 6 ms - max. 1.0 11ms 1⁄2 sine G - max. 100 50-2000 Hz G - max. 30 Shock 7 Vibration 7 Notes: 1. Contact rating - Product of the switching voltage and current should never exceed the wattage rating. Contact Littelfuse for additional load/life information. 2. When switching inductive and/or capacitive loads, the effects of transient voltages and/or currents should be considered. Refer to Application Notes AN108A and AN107 for details. 3. Breakdown Voltage - per MIL-STD-202, Method 301. 4. Electrical Load Life Expectancy - Contact Littelfuse with voltage, current values along with type of load. 5. This resistance value is for 11.81mm wire length. Resistance changes when wire lengthens. 6. Operate (including bounce)/Release Time - per EIA/NARM RS-421-A, diode suppressed coil (Coil II). 7. Shock and Vibration - per EIA/NARM RS-421-A and MIL-STD-202. 8. For custom modifications to the wire length or size, or adding a special connector, please contact Littelfuse. © 2019 Littelfuse Revised: 02/08/19 Specifications are subject to change without notice. littelfuse.com Reed Sensors Push Button Sensor > 59251 59251 Seating Occupancy Reed Switch Sensor Cable Length Specification Part Numbering System 59251 - 1 - S - XX - X Cable Type: 18 AWG 19/30 XLP Polyethylene Select Option Cable Length mm (inch) 02 300 (11.81) Series Termination Specification Switch Type Termination Options Select Option Sensitivity Description (Two-wire versions illustrated) A Tinned leads (6.4±0.76)mm F Untinned leads (6.4±0.76)mm B Deutsch DTM04-2P Cable Length 02 Termination A, B, or F Packaging Packaging Option Bulk Packaging Specification Bulk Quantity 500 Quantity & Packaging Code N/A Taping Width N/A Disclaimer Notice - Information furnished is believed to be accurate and reliable. However, users should independently evaluate the suitability of and test each product selected for their own applications. Littelfuse products are not designed for, and may not be used in, all applications. Read complete Disclaimer Notice at http://www.littelfuse.com/disclaimer-electronics. © 2019 Littelfuse Revised: 02/08/19 Specifications are subject to change without notice. littelfuse.com