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254

Ultra Subminiature Detection Switch

D3C

Ultra Subminiature Detection Switch
with Slide Mechanism and Lever
Actuator

Compact (8

 

6

 

4.2 mm (W

 

H

 

D)) and light

(approximately 0.3 g) with long, 3-mm stroke.

Built-in slide mechanism allows selection of
shorting or non-shorting timing to match the
application.

Ideal for a wide variety of applications, including
compact household appliances, audio equipment,
office machines, and telecommunications equip-
ment.

Ordering Information

 Model Number Legend

D3C-

j

2

j

0

1

2

1.

Switching Timing

1:

Non-shorting

2:

Shorting

2.

Maximum Oprating Force

1:

1.28 N {130 gf}

2:

0.39 N {40 gf}

 List of Models

Actuator

OF 1.28 N {130 gf}

OF 0.39 N {40 gf}

Non-shorting Model

Shorting Model

Non-shorting Model

Shorting Model

Rotary lever

D3C-1210

D3C-2210

D3C-1220

D3C-2220

Specifications

 Ratings

Electrical ratings

0.1 A at 30 VDC (resistive load)

Note:

The ratings values apply under the following test conditions: 
Ambient temperature: 20

±

2

°

C

Ambient humidity: 65

±

5%

Operating frequency: 30 operations/min

Summary of Contents for D3C

Page 1: ...ce machines and telecommunications equip ment Ordering Information Model Number Legend D3C j2j0 1 2 1 Switching Timing 1 Non shorting 2 Shorting 2 Maximum Oprating Force 1 1 28 N 130 gf 2 0 39 N 40 gf List of Models Actuator OF 1 28 N 130 gf OF 0 39 N 40 gf Non shorting Model Shorting Model Non shorting Model Shorting Model Rotary lever D3C 1210 D3C 2210 D3C 1220 D3C 2220 Specifications Ratings El...

Page 2: ...tion 300 m s2 approx 30G max Durability see note 2 50 000 operations min 30 operations min Degree of protection IEC IP00 Degree of protection against electric shock Class III Proof tracking index PTI 175 Ambient operating temperature 20 C to 80 C at ambient humidity of 60 max with no icing Ambient operating humidity 85 max for 5 C to 35 C Weight Approx 0 3 g Note 1 The data given above are initial...

Page 3: ...rating direction B PCB Dimensions 8 4 2 2 54 2 54 Three 1 dia hole Model Non shorting Models Shorting Models D3C 1210 D3C 1220 D3C 2210 D3C 2220 OF max 1 28 N 130 gf 0 98 N 0 39 N 40 gf 0 29 N 1 28 N 130 gf 0 98 N 0 39 N 40 gf 0 29 N RF min g 0 10 N 10 gf 0 15 N g 0 03 N 3 gf 0 05 N g 0 10 N 10 gf 0 15 N g 0 03 N 3 gf 0 05 N FP max 4 8 mm 4 8 mm OP1 3 5 0 3 mm 3 4 0 3 mm OP2 2 5 0 3 mm 2 6 0 3 mm ...

Page 4: ...pplication of Operation Force to the Lever Apply operation forces to the lever in its operating direction Apply ing operating force to the lever in any other directions will damage the Switch or cause malfunction Incorrect Incorrect Incorrect Correct Mounting Plate Use materials other than ABS or polycarbonate for the mounting plate Since grease is used for the Switch cracks may be caused if greas...

Page 5: ...reak an alternating current or a direct current Be sure to check both the AC and DC ratings of a switch The control capacity will drop drastically if it is a DC load This is be cause a DC load unlike an AC load has no current zero cross point Therefore if an arc is generated it may continue for a comparatively long time Furthermore the current direction is always the same which results in contact ...

Page 6: ...the capacitor has no polarity If however the ability to control arcs between contacts is a problem for high DC voltage it may be more effective to connect a capacitor and resistor between the contacts across the load Check the results by testing in the actual application Diode method Power supply Inductive load No Yes Energy stored in the coil is changed into current by the diode connected in para...

Page 7: ...tching Speed and Frequency The switching frequency and speed of a switch have a great influ ence on the performance of the switch Pay attention to the follow ing If the actuator is operated too slowly the switching operation may become unstable causing contact failures or contact welding If the actuator is operated too quickly the switch may be damaged by shock If the switching frequency is too hi...

Page 8: ... an impact driver as it may cause contacts stick or switch damage Screw Flat washer Spring washer Resin Incorrect Correct Do not modify the switch in any way for example by widening the mounting holes Locking Agent If glue or locking agent is applied make sure that it does not stick to the moving parts or intrude into the inside of the switch otherwise the switch may have operating failure or cont...

Page 9: ...g the switch in places with water or oil spray Do not use a switch under the condition where vibration or shock is continuously applied to the switch If continuous vibration or shock is applied to a switch contact failure malfunction or decrease in du rability may be caused by abrasive powder generated from the inter nal parts If excessive vibration or shock is applied to a switch the contacts may...

Page 10: ...and been carbonized by arc heat Failures related to mechanical h t i ti Actuator Operating failure The sliding part of the actuator has been damaged because an excessive force was applied on the actuator Make sure that no excessive force is applied to the actuator or use an auxiliary actuator mechanically strong characteristics Foreign material like dust dirt and oil has penetrated into the switch...

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