Data Sheet


www.cherryswitches.com
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Page1of2,lastupdate2014-12-12,Specificationssubjecttochangewithoutnotice.
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MagneticProximitySensors(Reed)
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MP2019Sensors
Reedbasedmagneticproximitysensor
inplasticflange-mountpackage
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Description 
TheMP2Seriessensorsarereedpositionsensors.Normallyopenorclosedcontactschangestateswhenamagneticfieldis
applied.Thesensorsactasnon-latchingelectricalswitches.
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Features

TypicalApplications
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 Contactshermeticallysealedforlonglife
 Zeropowerconsumption
 SuitableforDCandACcircuits
 Flangemount
 RoHScompliant
 IP65
 Operate/ReleaseDistances*:10.16mm–22.86mm(0.4”–0.9”)
 Doorposition&interlock
 Limitswitch
 Flow/speed
 Homesecurity
 Pedalswitch
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EnvironmentalSpecifications
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Vibration

20g10Hzto1kHz(MP201901),

20g10Hzto55Hz(MP201902,M201903)
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OperatingTemperature
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-
40
°
Cto105
°
C(
-
40
°
Fto221
°
F)

StorageTemperature

-
40
°
Cto105
°
C(
-
40
°
Fto221
°
F)
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IngressPr
otection

IP65
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ElectricalSpecifications

Typical

OperatingTime

1ms
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BreakdownVoltage

200VDCmin.
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SwitchingVoltageandCurrent

SeeProductschart
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ContactResistanceandPowerrating:

SeeProductschart
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MechanicalSpecifications
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HousingMaterial

Glass
-
reinforcedplastic

Operate/Release
Distances*
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*withAS201901magneticactuator
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10.16mm
–

22.86mm(0.4”
–

0.9”)
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Products
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
Part

N
umber

Contact
Form

Maximum

PowerRating

Maximum

SwitchingVolta

ge

Maximum

Switching
Current

Maximum

ContactResistance

MP201901

SPST
-
NO
FormA

10
W

175VAC/VDC

0.5A

0.200Ω

MP201
9
02

SPST
-
NC
FormB

3W

30VAC/VDC

0.2A

0.100Ω

MP201903

SPST
-
NC
Form
C

3W

30VAC/VDC

0.2A

0.100Ω
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
AllMP2019sensorscomewithleads24AWGx305mm(12”)
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