benefits data mcs 18, ssm 27 switches momentary action unique mechanical switches with tactile feedback extremely high life time of 5 million switching cycles (ssm) small mounting depth various lettering options no mechanical stress of the switching elements due to magnetic switching principle (ssm) front and rear tested to degree of protection ip 65 mcs 18 gold contacts mcs 18 silver contacts ssm 27 electrical data contact material gold silver auni switching voltage [mv] min. 50 dc min. 5 v dc min. 3 v dc [v] max. 24 dc max. 48 dc max. 50 dc switching current max. [ma] 80 125 50 rated breaking capacity [w] 0.36 0.72 2.5 lifetime (at rated breaking capacity) >10 6 >10 6 5 mio. initial contact resistance, new [m ? ] <50 <50 * initial contact resistance, after lifetime [m ? ] < 150 < 150 * insulation resistance [ ? ] >10 8 >10 8 * contact bounce time [ms] typ. 0.1 typ. 0.1 typ. 1 esd resistance [kv] ?6 16 ?6 mechanical data actuating force [n] 3 1 3 1 2.8 contact travel [mm] 0.5 0.1 0.5 0.1 0.30 end stop strength [n] > 50 > 50 ik 03 lifetime [operations] > 1 mio. > 1 mio. > 5 mio. other data solderability [?/s] 235 / 2 235 / 2 soldering heat resistance [?/s] 260 / 5 260 / 5 ambient temperature [?] -25 ?+60 -25 ?+60 -25 ?+85 storage temperature [?] -25 ?+60 -25 ?+60 -25 ?+85 degree of protection ip 65 ip 65 ip 65 recommended torque [n/cm] 8 8 250 materials socket/ housing (ssm 27) thermoplast pes thermoplast pes alu anodized face foil petp petp petp bezel thermoplast pbtp thermoplast pbtp alu anodized contact material gold / silver cuzn 37, 3 m ni 2 m au cuzn 37, 2.5 ? ag au ni soldering aid tinned tinned * on request 19 frontpanel short stroke
dimensions mcs 18, ssm 27 switches momentary action construction circuit diagram mcs 18 ssm 27 dimensions drilling diagram m 27 20
mcs 18 mcs 18 ssm 27 overview mcs 18, ssm 27 switches momentary action features contact material ag au au degree of protection ip 65 ip 65 ip 65 part number * square 1241.1100. 1241.1102. round 1241.1104. 1241.1106. 1245.2112.43100 square with soldering aid 1241.1112. round with soldering aid 1241.1113. colour of bezel red grey black alu natural colour of face foil red green colour of face foil without legend yellow red green grey black white standard lettering order index see page 29 see page 29 see page 29 accessories ip 65 to the front 0098.9201 0098.9201 ** 098 098 097 097 096 096 095 095 093 093 091 091 095 093 7 7 6 6 3 3 xxx x xxx x xxx xxx x xxx x xxx x xxx x * x in the part no. must be replaced by the desired version ** nut and o-ring are included standard version 21 frontpanel short stroke
p = 016 q = 017 r = 018 s = 019 t = 020 u = 021 v = 022 w = 023 x = 024 y = 025 z = 026 0 = 027 1 = 028 2 = 029 3 = 030 4 = 031 5 = 032 6 = 033 7 = 034 8 = 035 9 = 036 + = 037 - = 038 = 039 x = 040 = 041 = 042 = = 043 # = 044 ? = 045 = 046 = 047 = 048 = 049 = 050 % = 051 = 052 ctrl = 053 return = 054 shift = 055 lock = 056 stop = 057 enter = 058 back = 059 line = 060 ein = 061 aus = 062 auf = 063 ab = 064 on = 065 off = 066 up = 067 down = 068 high = 069 low = 070 on/off = 071 start = 072 a = 001 b = 002 c = 003 d = 004 e = 005 f = 006 g = 007 h = 008 i = 009 j = 010 k = 011 l = 012 m = 013 n = 014 o = 015 lettering depending on the application and font, there are various lettering possibilities. the following standards can be used for key letterings: order index lettering lighting technology technical data leds 1. maximum ratings part number 0925.9730 0925.9731 0925.9732 light colour red green yellow forward current, dc i f max. [ma] 40 40 40 power dissipation p tot max. [mw] 130 130 130 2. characteristics (typ. at t u = 25 oc) forward voltage at i f =10ma, u f typ. [ma] 2.0 (< 2.6) 2.0 (< 2.6) 2.0 (< 2.6) luminous intensity at i f =10ma, i v typ. [mcd] 11.2 - 28 18 - 45 11.2 - 28 viewing angle f typ. [dergree] 50 50 50 peak wave length l peak typ. [nm] 635 565 586 reverse voltage u r typ. [v] 55 5 29 mcs 18, letter heights and fonts 2,83 single characters, univers 65 legends max. 6 characters in line, univers 65 insert label and front foil anthracite, ral 7016 characters and symbols light grey, ral 7035 ssm 27, letter heights and fonts 3,0 7,0 single characters, univers 65 legends max. 6 characters in line, akzident-grotesk condensed bold type front foil anthracite, ral 7016 characters and symbols light grey, ral 7035 281-331-04_switchline_e 16.10.2006 16:47 uhr seite 29
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