push button switches page <1> 19/08/09 v1.1 http://www.farnell.com http://www.newark.com http://www.cpc.co.uk round round: mounting dimensions bottom view dimensions dimensions : millimetres square square: rectangular mounting dimensions bottom view dimensions dimensions : millimetres
push button switches page <2> 20/08/09 v1.1 http://www.farnell.com http://www.newark.com http://www.cpc.co.uk specifications: switch system : each contact block has one double break snap action switching mechanism. switch mode : momentary or alternate action, 1 to 4 poles. contact material : soldering type-silver is standard; : socket type-pin with golden plating. body material : high-grade temperature thermoplastic. : contact housing moulded in electrical high-grade thermosetting plastic. operating travel : 3.0mm. actuating force : 2 to 5n depending on number of contact block. mechanical lifetime : >2 million operations. electric rating : 250v ac, 5a, 125v ac, 8a, 250v dc, 0.2a and 24v dc, 6a. specification table rectangular: dimensions : millimetres dimensions bottom view mounting dimensions type description part number round switch, spdt, mom, round, 18mm d16-lmr1-1ab switch, dpdt, mom, round, 18mm d16-lmr1-2ab switch, spdt, latching, round, 18mm d16-lar1-1ab switch, dpdt, latching, round, 18mm d16-lar1-2ab square switch, spdt, mom, 18 x 18mm d16-lms1-1ab switch, dpdt, mom, 18 x 18mm d16-lms1-2ab switch, spdt, latching, 18 x 18mm d16-las1-1ab switch, dpdt, latching, 18 x 18mm d16-las1-2ab rectangular switch, spdt, mom, 18 x 24mm d16-lmt1-1ab switch, dpdt, mom, 18 x 24mm d16-lmt1-2ab switch, spdt, latching, 18 x 24mm d16-lat1-1ab switch, dpdt, latching, 18 x 24mm d16-lat1-2ab
page <3> 20/08/09 v1.1 push button switches http://www.farnell.com http://www.newark.com http://www.cpc.co.uk - - basic type : d16 = 16mm. functions : lm = soldering type pushbutton switches with momentary action, la = soldering type pushbutton switches with alternate action. pushbutton head : r1 s1 t1 contact arrange : 1ab = 1 no + 1 nc, 2ab = 2 no + 2 nc. r1 pushbutton head 1ab contact arrange lm functions d16 basic type part number explanation: description part number lens, blue, round, 18mm, for d16 50-001-01 lens, green, round, 18mm, for d16 50-001-02 lens, orange, round, 18mm, for d16 50-001-03 lens, red, round, 18mm, for d16 50-001-04 lens, white, round, 18mm, for d16 50-001-05 lens, yellow, round, 18mm, for d16 50-001-06 lens, blue, 18 x 18mm, for d16 50-003-01 lens, green, 18 x 18mm, for d16 50-003-02 lens, orange, 18 x 18mm, for d16 50-003-03 lens, red, 18 x 18mm, for d16 50-003-04 lens, white, 18 x 18mm, for d16 50-003-05 lens, yellow, 18 x 18mm, for d16 50-003-06 part number table round (concave)
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