DATA MCS 18, SSM 27 SWITCHES - MOMENTARY ACTION BENEFITS 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) MCS 18 gold contacts MCS 18 silver contacts SSM 27 Electrical data Contact material Switching voltage [mV] [V] Switching current max. Rated breaking capacity gold silver AuNi min. 50 DC max. 24 DC min. 5 V DC max. 48 DC min. 3 V DC max. 50 DC [mA] 80 125 50 [W] 0.36 0.72 2.5 > 10 6 > 10 6 5 Mio. * Lifetime (at rated breaking capacity) 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] 16 16 16 [N] 31 31 2.8 [mm] 0.5 0.1 0.5 0.1 0.30 [N] > 50 > 50 IK 03 [operations] > 1 Mio. > 1 Mio. > 5 Mio. Mechanical data Actuating force Contact travel End stop strength Lifetime Other data Solderability [C/s] 235 / 2 235 / 2 Soldering heat resistance [C/s] 260 / 5 260 / 5 Ambient temperature [C] -25 - +60 -25 - +60 -25 - +85 Storage temperature [C] -25 - +60 -25 - +60 -25 - +85 IP 65 IP 65 IP 65 8 8 250 Thermoplast PES Thermoplast PES Alu anodized PETP PETP PETP Thermoplast PBTP Thermoplast PBTP Alu anodized CuZn 37, 3 m Ni 2 m Au CuZn 37, 2.5 m Ag Au Ni tinned tinned Degree of protection Recommended torque [N/cm] Materials Socket/ Housing (SSM 27) Face foil Bezel Contact material gold / silver Soldering aid * on request 19 FRONTPANEL SHORT STROKE Front and rear tested to degree of protection IP 65 DIMENSIONS MCS 18, SSM 27 SWITCHES - MOMENTARY ACTION CONSTRUCTION MCS 18 SSM 27 DIMENSIONS DRILLING DIAGRAM M 27 CIRCUIT DIAGRAM 20 OVERVIEW MCS 18, SSM 27 SWITCHES - MOMENTARY ACTION MCS 18 MCS 18 SSM 27 Ag Au Au IP 65 IP 65 IP 65 Contact material Degree of protection FRONTPANEL SHORT STROKE FEATURES PART NUMBER * square 1241.1100. x xxx 1241.1102. x xxx round 1241.1104. x xxx 1241.1106. x xxx square with soldering aid 1241.1112. x xxx round with soldering aid 1241.1113. x xxx Colour of bezel red 3 3 grey 6 6 black 7 7 alu natural Colour of face foil red 1245.2112.43100093 green 1245.2112.45100095 Colour of face foil without legend yellow 091 091 red 093 093 green 095 095 grey 096 096 black 097 097 white 098 098 Order index see page 29 see page 29 see page 29 IP 65 to the front 0098.9201 0098.9201 ** Standard lettering Accessories * X in the Part No. must be replaced by the desired version ** Nut and O-ring are included Standard version 21 281-331-04_SwitchLine_E 16.10.2006 16:47 Uhr Seite 29 LETTERING Depending on the application and font, there are various lettering possibilities. The following standards can be used for key letterings: ORDER INDEX LETTERING A= B= C= D= E= F= G= H= I= J= K= L= M= N= O= P= Q= R= S= T= U= V= W= X= Y= Z= 0= 1= 2= 3= 001 002 003 004 005 006 007 008 009 010 011 012 013 014 015 4= 5= 6= 7= 8= 9= += -= *= x= /= = == #= = 016 017 018 019 020 021 022 023 024 025 026 027 028 029 030 031 032 033 034 035 036 037 038 039 040 041 042 043 044 045 = = = = = %= = CTRL = RETURN = SHIFT = LOCK = STOP = ENTER = BACK = LINE = 046 047 048 049 050 051 052 053 054 055 056 057 058 059 060 EIN = AUS = AUF = AB = ON = OFF = UP = DOWN = HIGH = LOW = ON/OFF = START = MCS 18, LETTER HEIGHTS AND FONTS Single characters, Univers 65 2,83 Legends max. 6 characters in line, Univers 65 Insert label and front foil anthracite, RAL 7016 Characters and symbols light grey, RAL 7035 7,0 SSM 27, LETTER HEIGHTS AND FONTS Single characters, Univers 65 Legends max. 6 characters in line, Akzident-Grotesk condensed bold type 3,0 Front foil anthracite, RAL 7016 Characters and symbols light grey, RAL 7035 LIGHTING TECHNOLOGY TECHNICAL DATA LEDs 1. Maximum ratings Part number Light colour Forward current, DC Power dissipation I F max. [mA] P tot max. [mW] 0925.9730 0925.9731 0925.9732 red green yellow 40 40 40 130 130 130 2. Characteristics (typ. at TU = 25 C) 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 50 50 50 635 565 586 5 5 5 Viewing angle Peak wave length Reverse voltage ftyp. [Dergree] lpeak typ. [nm] UR typ. [V] 29 061 062 063 064 065 066 067 068 069 070 071 072