MSM LA 19
Metal Line Switches
www.schurter.com/PG70
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)
- Assembly by mounting with nut and subsequent clipping of the switching element
- Equipped with flat-pin plugs to permit fast connection
Standards
- DIN EN 61058-1
- UL 1054
Approvals
- Low Voltage Directive 2006/95/EC Low Voltage Directive 2006/95/EC
- KEMA / ENEC File Number (Marquardt): 2106068.01
- UL / CSA File Number (Marquardt): E41791
Characteristics
- Housing and actuator material: high-quality stainless steel
- Variety of design options regarding size, colour, illumination, connection or lettering
- Switching voltage up to 125 VDC respectively 250 VAC, switching current up to 12 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 19
Alternative: double-pole switch: MSM DP 19
Alternative: switch with backlighted illumination: MSM CS 19
Weblinks
html-datasheet, General Product Information, Approvals, CE declaration
of conformity, RoHS, CHINA-RoHS, e-Shop, CAD-Drawings, Product
News, Detailed request for product
Technical Data
Electrical Data
Switching Function
Number of Poles
Supply Voltage
Surge Strength
Switching Voltage
Switching Current
Rated Switching Capacity
Lifetime
Contact Resistance
Insulation Resistance
Mechanical Data
Actuating Force
Actuating Travel
Lifetime
Contact Gap
Shock Protection
Tightening Torque Plastic Nut
Tightening Torque Stainless
Steel Nut
N.O.
1 pole and 2 pole
24 VDC Ring Illumination, without series
resistor Point Illumination, LED operating
data are listed in a separate table
4 kV MSM ST / MSM LE
, max. 250 VAC , 30 VDC (125 VDC at
0.5 A)
max. 12 A AC
3000 W
0.05 million actuations (250 VAC / 8
A), 0.1 million actuations (125 VDC /
0.5 A)
100 MΩ 500 VDC
10 N
5.2 mm,
0.1 million actuations
3 mm
IK 07
4.5 Nm for thread M19, 3.5 Nm for M22
12 Nm for thread M19, 16 Nm for M22
Climatical Data
Operating Temperature
Storage Temperature
IP-Protection
Salt Spray Test (acc. to DIN
50021-SS)
Material
Housing
Actuator (disc, outside housing)
Illuminated Ring (die-casting,
inside housing)
Gasket
Switcher Collet
Intermediate Connector
Contact Pin Adapter
-20 to +85 °C
-20 to +85 °C
IP 64 Front Side Contact Area, IP
40 Front Side mechanical, IP 00 Rear
Side
24 h / 48 h / 96 h Residence Time
Stainless Steel
Stainless Steel
PC
NBR70
PA66 (UL94-V0 related to d ≥ 1.6 mm)
PA66 (UL94-V0 related to d ≥ 1.6 mm)
PA66 (UL94-V0 related to d ≥ 1.6 mm)
Switches
1
MSM LA 19
Metal Line Switches
www.schurter.com/PG70
Dimension
MSM 19 LA ST / LE double-pole
MSM 19 LA PI double-pole
C
4,80
1,80
45,70
max. 10 mm
max. 10 mm
H
0,48
H
2,80
4,80
0,80
22
22
15,50
1,70
17,80
1,80
22
1,70
22
45,70
22
15,50
17,80
C
16,60
M19x0,75
0,80
3,60
16,60
M19x0,75
24
24
2,10
22
A
6
MSM 19 LA RI double-pole
Switching Element single-pole with Push Button Holder
22
15,70
0,48
H
2,80
4,80
0,80
3,60
16,60
M19x0,75
24
10,60
22
8.3
45,70
max. 10 mm
1,70
22
17,80
1,80
C
A
Legend
A = Illumination Area
C = Width Across Flats
D = Nut
H = Switching Element
MSM 19 LA LE / MSM 19 LA PI /
MSM 19 LA RI optional
Dimension
MSM 19 LA ST / MSM 19 LA RI
Drilling diagram
2
Drilling diagram
Switches
4.8
0.8
22
16.6
MSM LA 19
Metal Line Switches
www.schurter.com/PG70
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
Switches
3
MSM LA 19
Metal Line Switches
www.schurter.com/PG70
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
MSM LA RI double-pole
LD 3
LD 4
LD 3
LD 4
LD 2
LD 5
LD 2
LD 5
LD 1
LD 6
LD 1
LD 6
Rv
Rv
Contact Layout single-pole
4
Rv
Contact Layout double-pole
0.8
Switches
8.4
4.8
8.4
4.8
Rv
4.8
4.8
0.8
MSM LA 19
Metal Line Switches
www.schurter.com/PG70
Point Illumination
Operating Data
Forward Current max.
Forward Current at 10 mA
LED red
30 mA
1,9 VDC
LED green
30 mA
2,1 VDC
LED blue
20 mA
Forward Current at 8 mA
Forward Current max.
3,0 VDC
3,0 VDC
3,7 VDC
4,5 VDC
Attention: Switches are delivered without series resistor.
Recommendation of series resistors for point illumination
Lettering
The last three digits in the order number define the lettering:
000
No Lettering
001-074
Standard Lettering
101-
Customized Lettering
Order Index Lettering
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
018 = R
038 = -
058 = ENTER
019 = S
039 = .
059 = BACK
020 = T
040 = x
060 = LINE
Switches
5
MSM LA 19
Metal Line Switches
www.schurter.com/PG70
Lettering Colour of Laser Lettering
Material
Lettering Colour
Stainless Steel
black
Filled letters
For further Lettering details see also weblink:
General Product Information
Variants
Diameter
Number of Poles
Illumination, LED
Torsion Protection
Config. Code
Order Number
19
1 pole
non-illuminated
yes
MSM 19 LA ST
1241.6821.1110000
19
1 pole
Point Illumination, blue
yes
MSM 19 LA PI blue
1241.6823.1114000
19
1 pole
Point Illumination, red
yes
MSM 19 LA PI red
1241.6823.1111000
19
1 pole
Point Illumination, green
yes
MSM 19 LA PI green
1241.6823.1112000
19
1 pole
Ring Illumination, blue, 24 VDC
yes
MSM 19 LA RI blue
1241.6824.1114000
19
1 pole
Ring Illumination, red, 24 VDC
yes
MSM 19 LA RI red
1241.6824.1111000
19
1 pole
Ring Illumination, green, 24 VDC
yes
MSM 19 LA RI green
1241.6824.1112000
19
2 pole
non-illuminated
yes
MSM 19 LA LE
1241.6822.1120000
19
2 pole
non-illuminated
yes
MSM 19 LA ST
1241.6821.1120000
█
19
2 pole
Point Illumination, blue
yes
MSM 19 LA PI blue
1241.6823.1124000
█
19
2 pole
Point Illumination, red
yes
MSM 19 LA PI red
1241.6823.1121000
█
19
2 pole
Point Illumination, green
yes
MSM 19 LA PI green
1241.6823.1122000
█
19
2 pole
Ring Illumination, blue, 24 VDC
yes
MSM 19 LA RI blue
1241.6824.1124000
█
19
2 pole
Ring Illumination, red, 24 VDC
yes
MSM 19 LA RI red
1241.6824.1121000
█
19
2 pole
Ring Illumination, green, 24 VDC
yes
MSM 19 LA RI green
1241.6824.1122000
█
[mm]
Legend:
Type: MSM
CS = Ceramic Surface
ST = Standard: not lettered
LE = Lettering: lettered
AI = BL = Full Surface Backlighting: Lettering possilbe (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/en/Stock-Check/Stock-Check-SCHURTER
6
Switches
█
█
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MSM LA 19
Metal Line Switches
www.schurter.com/PG70
Packaging unit
10 in box with insert
26.05.2014
- Actuating elements in ESD safe packaging
- Screw nuts and sealing rings in a bag (enclosd in the box)
- Micro switches in a bag (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.
Switches
7
