PUSHBUTTON SWITCHES

MECHANICAL /

ELECTRICAL (@125°C) /

CHARACTERISTICS:

Overtravel:

0.2mm (min) depress to case

Movement differential:

0.1mm reference

Mechanical life:

10,000,000 cycles

Operating force:

See ordering information

Current (max) for silver contact

versions

(Inductive rating 0,6 PF)

Low operating force:

250V a.c. Resistive 2A

250V a.c. Inductive 1A

28V d.c. Resistive 2,5A

28V d.c. Inductive 1A

Standard operating force:

250V a.c. Resistive 5A

250V a.c. Inductive 1A

28V d.c. Resistive 3A

28V d.c. Inductive 1A

All gold contact versions:

100mA 28 VDC Resistive

Current (min)

All silver contact versions:

10mA 5V d.c. Resistive

All gold contact versions:

1mA 5V d.c. Resistive

Life (nominal) – full load:

100,000 cycles

Dielectric strength:

1000V a.c.

Insulation resistance:

1G

Ω

Contact resistance (initial):

20m

Ω (max) silver

50m

Ω (max) gold

Contact bounce:

5ms (max), 1ms per individual

pulse

Soldering Information:

350° max. for 3 seconds

SERIES 19N - MICROSWITCH

+ 44 (0) 2392 656200

Designs and specifications are subject to change

without notice due to product improvement.

* Colours relate to wires for fully sealed version

MICROSWITCHES

* L18 represents that this lever is 18mm long (see product drawing). Non standard leaf lever lengths are available in

1mm increments from 18mm to 63mm. You may specify required lever length from between 18mm to 63mm as a

non standard option. If required, please reference the Sales Office.

ENVIRONMENTAL & PHYSICAL CHARACTERISTICS:

Ingress protection:

– with unsealed button - IP40

– with sealed button - IP67

Temperature:

-40°C to +125°C

Button material:

Polyester

Body Material:

Nylon 46

Contacts:

Silver versions:

Silver nickel alloy

Gold versions:

5 microns of gold on

copper/nickel

Terminals

Solder & PCB versions:

Tin plated brass

QC versions:

Brass

ORDERING INFORMATION:

Terminal

Contact

Button Op /

Auxiliary

Series Style

Material

Release Force

Actuator Fitted

19N

4 - Solder

0 - Silver

Op force

Rel force

– -

None fitted

5 - PCB

1 - Gold

1 - Unsealed 0.5N

0.07N

L18 - Standard

6 - QC

button

leaf lever

7 - Integral

2 - Sealed

2.0N

0.27N

R15 - Standard

wire leads

button

roller lever

3 - Unsealed 1.5N

0.27N

button

19N

INGRESS PROTECTION RATING KEY

CIRCUIT FORM

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