DATA LDT, LDS SWITCHES – MOMENTARY (LDT) AND LATCHING (LDS) ACTION BENEFITS Absolute reliability and simple assembly Compact design with very small mounting depth Excellent price/performance ratio Suitable for front and print-mounting Good illumination Many different application fields LDT LDS min. 100 AC / DC max. 60 AC / 50 DC min. 100 AC / DC max. 60 AC / 50 DC Electrical data Switching voltage [mV] [V] Switching current max. [mA] Lifetime (at rated breaking capacity 1.2 W) 200 200 >10 5 >10 5 < 20 Initial contact resistance, new [mΩ] < 20 Initial contact resistance, after lifetime [mΩ] < 25 < 25 Insulation resistance [Ω] > 1010 > 1010 Contact bounce time [ms] typ. 0.5 typ. 0.5 Mechanical data Actuating force [N] 1.2 ± 0.6 Contact travel [mm] 1.3 ± 0.5 End contact travel [mm] 2.9 ± 0.5 End stop strength [N] > 50 Lifetime > 50 > 10 > 105 5 [operations] Other data Soldering method Hand soldering(soldering terminal) or soldering bath(print terminals) Soldering heat resistance Ambient temperature [ºC/s] * 280/3(soldering)270/5(print terminals) illuminated [ºC/s] non-illuminated [ºC/s] Storage temperature illuminated [ºC/s] non-illuminated [ºC/s] Degree of protection * 280/3(soldering)270/5(print terminals) -25 – + 60 -25 – + 85 -25 – + 60 -25 – + 85 -25 – + 60 -25 – + 85 -25 – + 60 -25 – + 85 IP 40 IP 40 Thermoplast PES Thermoplast PES Materials Socket Button Contacts gold on request Contact spring Terminals Thermoplast PC Thermoplast PC CuZn 37, mit 5 µm Ag CuZn 37, mit 5 µm Ag CuBe 37, mit 5 µm Ag CuBe 37, mit 5 µm Ag CuZn 37, mit 4 µm SN Pb 40 CuZn 37, mit 4 µm SN Pb 40 LED see page 29 * Data refers to hand soldering only, not to be used for wave soldering 22 DIMENSIONS LDT, LDS SWITCHES – MOMENTARY AND LATCHING ACTION CONSTRUCTION LDT / LDS, small button LDT / LDS, small button with solder terminal OTHER DATA N.O. N.O. N.O. LED-terminals inside bevel < 0.2 x 45° Wiring diagram Front panel drilling Drilling diagram Solder terminal version CIRCUIT DIAGRAM NO 1 pole NO 2 pole 23 FRONTPANEL MEDIUM STROKE DIMENSIONS OVERVIEW LDT, LDS SWITCHES – MOMENTARY (LDT) AND LATCHING (LDS) ACTION In addition to the versions with the small button, further versions with a large button and switching functions are available on request. LDT / LDS LDT / LDS non-illuminated illuminated small button small button FEATURES Illumination Models PART NUMBER * LDT NO 1 pole 0041.9141. x x 0 x 0041.9146. x x x x LDT NO 2 pole 0041.9142. x x 0 x 0041.9147. x x x x LDS NO 1 pole 0041.9151. x x 0 x 0041.9156. x x x x LDS NO 2 pole 0041.9152. x x 0 x 0041.9157. x x x x Colour of small button ** red 3 3 green 5 5 black 7 Shape of bezel/ button round 1 1 square 3 3 Colour of LED red 1 green 2 Colour of bezel 7 black 7 Mounting accessories Securing clip* * * (necessary for front panel mounting) 0 8 5 0 . 9 2 4 2 Securing clip: Round bezel/ button : * X in the Part No. must be replaced by the desired version ** With the illuminated version, the small button is transparent ***Securing clip must be ordered separately 24 Square bezel/ button : OVERVIEW LDT, LDS SWITCHES – MOMENTARY (LDT) AND LATCHING (LDS) ACTION In addition to the versions with the small button, further versions with a large button and switching functions are available on request. LDT / LDS LDT / LDS FEATURES Illumination Models non-illuminated illuminated small button with solder terminal small button with solder terminal PART NUMBER * LDT NO 1 pole 0041.8841. x x 0 x 0041.8846. x x x x LDT NO 2 pole 0041.8842. x x 0 x 0041.8847. x x x x LDS NO 1 pole 0041.8851. x x 0 x 0041.8856. x x x x LDS NO 2 pole 0041.8852. x x 0 x 0041.8857. x x x x red 3 3 green 5 5 black 7 FRONTPANEL MEDIUM STROKE Colour of small button ** Shape of bezel/ button round 1 1 square 3 3 Colour of LED red 1 green 2 Colour of bezel 7 black 7 Mounting accessories Securing clip* * * 0850.9242 Securing clip: Round bezel/ button: * X in the Part No. must be replaced by the desired version ** With the illuminated version, the small button is transparent ***Securing clip is included 25 square bezel/ button: 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= 001 002 003 004 005 006 007 008 009 010 011 012 013 014 015 P= Q= R= S= T= U= V= W= X= Y= Z= 0= 1= 2= 3= 016 017 018 019 020 021 022 023 024 025 026 027 028 029 030 4= 5= 6= 7= 8= 9= += -= ·= x= ÷= = == #= ↔= 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 = 061 062 063 064 065 066 067 068 069 070 071 072 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 SSM 27, LETTER HEIGHTS AND FONTS 7,0 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 New specification TECHNICAL DATA from LEDs1.7.2011* Technical Data LEDs 1. Maximum ratings 1. Maximum Part number Ratings LED old LED new* 0925.9730 Internal part number Light colour 0925.9730 red Light colour Forward current, DC I F max. [mA] red Forward current DC Power dissipation 40 IFPmax. [mA] [mW] tot max. max. [mW] Power dissipation(typ. at TU = 25PºC) 2. Characteristics tot LED old 0925.9731LED new* 40 red green 130 30 40 100 130 130 LED old LED new* 0925.9732 0925.9731 green 0925.9732 yellow 40 green yellow 40 yellow 130 30 40 130 30 100 130 =25°C) 2. Characteristics Forward voltage (typ. At at IT =10mA,U typ. [mA] 2.0 (< 2.6) 2.0 (< 2.6) Fu F Forward Voltage Luminous intensity Luminous intensity Viewing angle Viewing angle Peak wave length Peak wave lenght Reverse voltage Reverse voltage atatIF I=10mA, UFV typ. [mcd] [V] =10mA,I F at IF =10mA, If typ. [mcd] v typ. [Dergree] typ.lpeak [degree] typ. [nm] typ. UR[nm] typ. [V] Ur typ. [V] 2.0 (<2.6) 11.2 - 282 at 20mA 11.2 - 28 50 2.0 (<2.6)18 - 45 2.4 at 20mA 6.3 to… 18 - 45 50 6.3 to… 100 2.0 (< 2.6) 2.0 (<2.6)11.2 - 28 2.4 at 20mA 6.3 to… 11.2 - 28 50 50 635 60 50 565 60 50 586 60 635 5 635 565 5 565 586 5 585 6 5 6 5 5 29 6