contact information: standex-meder electronics world headquarters 4538 camberwell road cincinnati, oh 45209 usa standex americas (oh) +1.866.standex (+1.866.782.6339) info@standexelectronics.com meder americas (ma) +1.800.870.5385 salesusa@standexmeder.com standex -meder asia (shanghai) +86.21.37820625 salesasia@standexmeder.com standex-meder europe (germany) +49.7731.8399.0 electronics@standexchina.com GR501 reed switch www.standexmeder.com professional grade sub miniature reed switch with r hodium contacts designed for applications where the available magne tic field is very low useful for "wide-gap" security system applications and other magnetic systems requiring long operating distances with permanent magnets physical characteristics a glass length (max.) 12.7 mm b overall length (max.) 54.0 mm c glass diameter (max.) 2.3 mm d lead diameter (nom.) 0.45 mm electrical characteristics contact arrangement form a (spst), center gap contact material rhodium power rating 1 10va maximum switching current (max.) 0.5 amp. dc, 0.5 amp. ac carry current (max.) 0.75 amp. dc, 0.75 amp. ac switching voltage (max.) 100 vdc, 125 vac breakdown voltage (min. @20at) 2 200 volts dc contact resistance 3 150 milliohms insulation resistance (min.) 10 12 ohms contact capacitance (pf max.) 0.3 pf 1. the specification for va rating may sometimes be ex ceeded f or less sensitive (higher at) switches, and should be decreased for very sensitive (lower at) switches. s tandex-meder electronics will run life tests specif ic to a customers load upon request. 2. breakdown voltage is measured in the presence of a radioactive ionising source. switch leakage current is limited to 100 microamperes 3. contact resistance measurements are made at 10ma fr om a 1-volt source, with 50% overdrive, using a 4-w ire (kelvin) measuring system. contact probes are located on 43 mm centres. minimum switching life with standard test loads, us ing 20at switch voltage 5 vdc 10 vdc 12 vdc 24 vdc 100 vdc 125 vac current 2 ma 1 a 10 ma 10 ma 100 ma 80 ma life 100 x 10 6 0.5 x 10 6 10 x 10 6 2 x 10 6 0.5 x 10 6 0.5 x 10 6 note: end of life is defined as con tact resistance exceeding one ohm and/or failure to operate. a glo bal leader in the design, development, and manufacture of sensors and magnetic components product solutions www.standexmeder.com reach & rohs compliant
a global leader in the design, development, and manufacture of sensors and magnetic components GR501 reed switch www.standexmeder.com operating characteristics magnetic sensitivity (range - pull in) 7 to 30 ampere turns magnetic sensitivity (range - drop out) (see chart below) operate time, including bounce (typ.) 1.0 milliseconds release time (typ.) 0.1 milliseconds resonant frequency (typ.) 3.2 khz vibration, 10-2,000 hz (g's max.) 50 g shock, 11-ms. 1/2 sine wave (g's max.) 100 g operating temperature -40c to + 125c storage temperature -50c to + 155c charts breakdown voltage plotted against pull-in ampere turns pull-in ampere turns plotted against drop-out ampere turns change in pull-in ampere turns after switch lead cutting change in drop-out ampere turns after switch lead cutting
mouser electronics authorized distributor click to view pricing, inventory, delivery & lifecycle information: standex electronics: ? GR501101501? GR501202501? GR501152001
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