mr ( 30 ? step ) miniature rotary switches features 1. a high-density switch featuring 12 contacts with the same outside diameter as mr 10-contact type. 2. for the terminals, the crimping type is employed and the epoxy sealing is applied to prevent ux entry. 3. adoption of the wiping mechanism for the contacting area to ensure contacting stability and reliability. rohs compliant part numbering speci cations contact plating. silver plated gold plated rating max. 150ma 125vac min. 10ma 5v ac/dc initial contact resistance 30m
max. 1a 2 ? 4vdc 30m
max. 1.5ma 200 vac dielectric strength 500vac 1 minute insulation resistance 100m
min. 500vdc electrical life 10,000 cycles operating force 14.7n ~ cm max. stopper strength 49n ~ cm operating temperature range 10 ? 65 ? storage temperature range 20 ? 85 ? panel cut-out dimensions panel thickness : 2.5 mm max. te r min al s t y l e standard accessories ? supplied with switch - 1 b s u o b n f hex nut lockwasher locking ring 1 b s u / p 140008010241 140008030051 140008020066 % j n f o t j p o t finish nickel plated zinc plated 1 pole 2 poles 3 poles 4 poles mr y 2 y y 6 y g z s eries code number of poles number of position contact plating none silver plated gold plated 1 2 3 4 12 position 6 position 4 position 3 position 12 6 4 3 g with locking ring without locking ring ? a wide variety of optional accessories are available. specify the part number from optional accessories table on page 567. ? for soldering speci cations and flux cleaning , see page 566.
d - c u t 1 / 4 ? - 4 0 t h d d - c u t 1 / 4 ? - 4 0 t h d d - c u t 1 / 4 ? - 4 0 t h d d - c u t 1 / 4 ? - 4 0 t h d mr 30 ? step mr1 12 z mr2 6 z mr3 4 z mr4 3 z 1 pole 12 position 2 pole 6 position 3 pole 4 position 4 pole 3 position part no. number of steps step angle mr1 12 z 360 ? endless 30 ? part no. number of steps step angle mr2 6 z 5 repetition of from 1 to 6 30 ? mr2 6g z part no. number of steps step angle mr3 4 z 3 repetition of from 1 to 4 30 ? mr3 4g z part no. number of steps step angle mr4 3 z 2 repetition of from 1 to 3 30 ? terminal numbers are shown on the switch. terminal numbers are shown on the switch. terminal numbers are shown on the switch. terminal numbers are shown on the switch. circuit diagram circuit diagram circuit diagram circuit diagram ? the circuit diagrams show the switches as viewed from the terminal side with the shaft fully turned in the counter-clockwise direction. note that the mr1-12 is of an endless t ype, check the connecting terminals with a circuit tester. made to order products.
1. soldering speci cations manual soldering device: soldering iron 380 ? , max.; 3 seconds, max. 2. mounting of accessories mounting of accessories should be done after soldering and ux cleaning. 3. ambient conditions do not use the switches under the environment where the silver plating is subjected to contact failures by sulfuric gas, ammonia gas or other corrosive gases. under the environment where du st and dirt exist, use waterproof type switches. packaging speci cations series mr ~ mre series perforated plastic bags 25 pcs/pack mr 30 ? step handling precautions
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