1 metal line switches msm la 19 www.schurter.com /pg70 switches metal switch, latching action, switching voltage up to 125 vdc / 250 vac msm 19 la le ri blue description - switch available in version: standard (st), with lettering (le), with point illumination (pi), with ring illumination (ri) - available with 12 a and 16 a switching current - assembly by mounting with nut and subsequent clipping of the swit- ching element - equipped with flat-pin plugs to permit fast connection standards - din en 61058-1 - ul 1054 approvals - low voltage directive 2014/35/eu: low voltage directive 2014/35/eu - kema / enec file number (marquardt): 2181991.01 - ul / csa file number (marquardt): e41791 - cqc file number (marquardt): cqc03002004102 characteristics - housing and actuator material: high-quality stainless steel - variety of design options regarding size, colour, illumination, connec - tion or lettering - switching voltage up to 125 vdc respectively 250 vac, switching cur - rent up to 16 a - optional with point or ring illumination - available with single-pole and double-pole switching system, switching status is easy to discern by looking at or feeling the resting position of the actuator - for use in harsh environments references alternative: standard version msm la 22; msm 16; msm 27 alternative: double-pole switch: msm dp 19; msm dp 22; msm dp 30 alternative: switch with backlighted illumination: msm cs 19; msm cs 22; msm la cs 19; msm la cs 22 alternative: other diameter weblinks html-datasheet, general product information, ce declaration of conformity , rohs, china-rohs, cad-drawings, product news, detailed request for product technical data electrical data switching function n.o. number of poles 1-pole and 2-pole supply voltage 24 vdc ring illumination, point illumina- tion without series resistor, led opera- ting data are listed in a separate table impulse withstand voltage (esd) 4 kv msm st / msm le switching voltage max. 250 vac 30 vdc (125 vdc at 0.5 a), switching current 12 a ac / 16 a ac rated switching capacity 3000 w lifetime 0.05 million actuations (250 vac / 8 a), 0.1 million actuations (125 vdc / 0,5 a), 0.02 million actuations (250 vac / 16 a) contact resistance < 100 m (12 vdc / 1 a) insulation resistance > 100 m 500 vdc mechanical data actuating force 10 n actuating travel 5.2 mm, lifetime 0.1 million actuations contact gap 3 mm shock protection ik 07 tightening torque plastic nut 4.5 nm for thread m19, 3.5 nm for m22 tightening torque stainless steel nut 12 nm for thread m19, 16 nm for m22 climatical data operating temperature -20 to +85 c storage temperature -20 to +85 c ip-protection ip 64 front side contact area, ip 40 front side mechanical, ip 00 rear side salt spray test (acc. to din 50021-ss) 24 h / 48 h / 96 h residence time material housings stainless steel actuator (disc, outside hou- sing) stainless steel illuminated ring (die-casting, inside housing) pc gasket nbr70 switcher collet pa66 (ul94-v0 related to d 1.6 mm) intermediate connector pa66 (ul94-v0 related to d 1.6 mm) contact pin adapter pa66 (ul94-v0 related to d 1.6 mm)
2 metal line switches msm la 19 www.schurter.com /pg70 switches dimension msm 19 la st / le double-pole 15,50 22 16,60 m1 9x0,75 17,80 0,80 h 22 45,70 max. 10 mm 4,80 22 1,80 1,70 c 24 msm 19 la pi double-pole 15,50 22 17,80 0,48 3,60 16,60 m1 9x0,75 0,80 h 4,80 22 max. 10 mm 45,70 1,80 1,70 2,80 22 c 2,10 6 24 a msm 19 la ri double-pole 15,70 22 17,80 0,48 3,60 0,80 16,60 m1 9x0,75 h 2,80 22 4,80 45,70 max. 10 mm 22 1,80 1,70 24 10,60 a c switching element single-pole with push button holder 4.8 22 16.6 8.3 0.8 legend nn e d ng een dimension msm 19 la st / msm 19 la ri drilling diagram msm 19 la le / msm 19 la pi / msm 19 la ri optional drilling diagram
3 metal line switches msm la 19 www.schurter.com /pg70 switches assembly instructions i housing ii flat pin terminal (illumination) iii gasket iv nut (nut type see dimensions) v module switching contact installation instruction: 1.) place the gasket accurately on the actuator housing. then mount the actuator housing assembly into the panel. 2.) tighten the screw nut according to the torque instructions. 3.) clasp the module switching contact into the actuator housing. installation information: 1.) the power supply and the configuration of the flat pin terminals have to be installed correctly for the illumination and micro switch function. 2.) insulate the terminals as required. fully insulated plug-in sleeves are recommended. 3.) installation instructions according to vde-standard din vde 0100-100 or alternatively iec 60354 standard
4 metal line switches msm la 19 www.schurter.com /pg70 switches diagrams msm la st / le single-pole msm la st / le double-pole msm la pi single-pole msm la pi double-pole msm la ri single-pole rv rv ld 3 ld 2 ld 1 ld 4 ld 5 ld 6 msm la ri double-pole rv rv ld 3 ld 2 ld 1 ld 4 ld 5 ld 6 contact layout single-pole 4.8 8.4 0.8 0.8 9.4 contact layout double-pole 4.8 8.4 0.8 9.4
5 metal line switches msm la 19 www.schurter.com /pg70 switches point illumination operating data forward current max. forward voltage at 10 ma forward voltage at 8 ma forward voltage max. led red 30 ma 1,9 vdc 3,0 vdc led green 30 ma 2,1 vdc 3,0 vdc led blue 20 ma 3,7 vdc 4,5 vdc attention: switches are delivered without series resistor. lettering the last three digits in the order number define the lettering: 000 no lettering 001-074 standard lettering 101- customized lettering lettering colour of laser lettering material lettering colour stainless steel black filled letters for further lettering details see also weblink: order index lettering laser marking 001 = a 021 = u 041 = 061 = ein 002 = b 022 = v 042 = ? 062 = aus 003 = c 023 = w 043 = = 063 = auf 004 = d 024 = x 044 = # 064 = ab 005 = e 025 = y 045 = ? 065 = on 006 = f 026 = z 046 = ? 066 = off 007 = g 027 = 0 047 = 067 = up 008 = h 028 = 1 048 = 068 = down 009 = i 029 = 2 049 = 069 = high 010 = j 030 = 3 050 = 070 = low 011 = k 031 = 4 051 = % 071 = on/off 012 = l 032 = 5 052 = 072 = start 013 = m 033 = 6 053 = ctrl 073 = reset 014 = n 034 = 7 054 = return 074 = 015 = o 035 = 8 055 = shift 075 = 016 = p 036 = 9 056 = lock 076 = 017 = q 037 = + 057 = stop 077 = 018 = r 038 = - 058 = enter 019 = s 039 = . 059 = back 020 = t 040 = x 060 = line all variants diameter number of poles switching current illumination, led torsion protection config. code order number [mm] 19 1-pole 12 a non-illuminated yes msm 19 la st 1241.6821.1110000 19 1-pole 12 a point illumination, red yes msm 19 la pi red 1241.6823.1111000 19 1-pole 12 a point illumination, green yes msm 19 la pi green 1241.6823.1112000 19 1-pole 12 a point illumination, blue yes msm 19 la pi blue 1241.6823.1114000 19 1-pole 12 a ring illumination, red, 24 vdc yes msm 19 la ri red 1241.6824.1111000 19 1-pole 12 a ring illumination, green, 24 vdc yes msm 19 la ri green 1241.6824.1112000 19 1-pole 12 a ring illumination, blue, 24 vdc yes msm 19 la ri blue 1241.6824.1114000
6 metal line switches msm la 19 www.schurter.com /pg70 switches 19 1-pole 12 a ring illumination, white, 24 vdc yes msm 19 la ri white 1241.6824.1115000 19 2-pole 12 a non-illuminated yes msm 19 la st 1241.6821.1120000 19 2-pole 12 a non-illuminated yes msm 19 la le 1241.6822.1120000 19 2-pole 12 a point illumination, red yes msm 19 la pi red 1241.6823.1121000 19 2-pole 12 a point illumination, green yes msm 19 la pi green 1241.6823.1122000 19 2-pole 12 a point illumination, blue yes msm 19 la pi blue 1241.6823.1124000 19 2-pole 12 a ring illumination, red, 24 vdc yes msm 19 la ri red 1241.6824.1121000 19 2-pole 12 a ring illumination, green, 24 vdc yes msm 19 la ri green 1241.6824.1122000 19 2-pole 12 a ring illumination, blue, 24 vdc yes msm 19 la ri blue 1241.6824.1124000 19 1-pole 16 a non-illuminated yes msm 19 la st 3-100-987 19 1-pole 16 a ring illumination, red, 24 vdc yes msm 19 la ri red 3-100-990 19 1-pole 16 a ring illumination, green, 24 vdc yes msm 19 la ri green 3-100-991 19 1-pole 16 a ring illumination, blue, 24 vdc yes msm 19 la ri blue 3-101-002 19 2-pole 16 a non-illuminated yes msm 19 la st 3-100-989 19 2-pole 16 a ring illumination, blue, 24 vdc yes msm 19 la ri blue 3-100-999 19 2-pole 16 a ring illumination, red, 24 vdc yes msm 19 la ri red 3-101-003 19 2-pole 16 a ring illumination, green, 24 vdc yes msm 19 la ri green 3-101-004 legend: type: msm cs = ceramic surface st = standard: not lettered le = lettering: lettered ai = bl = full surface backlighting: lettering possible (see lettering, last 3 digits) customer-specific versions available on request. special materials for use in salt and chlorinated environment on request. the nut with gasket and micro switch are enclosed in the box. most popular. availability for all products can be searched real-time: http://www.schurter.com/stock-check/stock-check-schurter packaging unit 10 in box with insert - actuating elements in esd safe packaging - screw nuts and sealing rings in a bag (enclosd in the box) - micro switches (enclosed in the box) the specifications, descriptions and illustrations indicated in this document are based on current information. all content is subject to modifications and amendments. information furnished is believed to be accurate and reliable. however, users should independently evaluate the suitability and test each product selected for their own applications. 21.11.2016
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