Specifications

5 Rev. 11©1999 - 2010 DMC Co., Ltd.
2. Testing Regulation
2-1. Testing Regulation
§ If the regulation is not specified, the test is performed under the supplier’s regulation.
§ Tests are performed under the room temperature unless specified. The room temperature is referred as
follows:
Temperature: 20°C±5°C
Humidity: 65%±10%RH
2-2. Environmental Specifications
§ Chemical Resistance Test
Condition: Tested after leaving the chemical on the surface for 12 hours being wiped off by cloth.
Judgement: Must be no effect in appearance.
2-3. Mechanical Characteristics
§ Activation Force Test
Condition: Measured by depressing the point between
the dots to the conduction by the testing rod
(Figure 1).
Judgement: Must satisfy the specification.
§ Operating Life Test (Finger)
Condition: Testing rod: Refer to Figure 1
Voltage: DC5V
Load: 3N
Cycle: 2 hits/sec
Judgement: Must satisfy the following:
Activation Force: Must satisfy the specification.
Linearity: Must satisfy the specification.
Terminal Resistance: Must satisfy the specification.
Insulation Resistance: Must satisfy the specification.
§ Operating Life Test (Pen)
Condition: Testing rod: Refer to Figure 2
Voltage: DC5V
Load: 2.5N
Input size: 10 x 10 mm
Input character: A to Z/minute
Judgement: Must satisfy the following:
Activation Force: Must satisfy the specification.
Linearity: Must satisfy the specification.
Terminal Resistance: Must satisfy the specification.
Insulation Resistance: Must satisfy the specification.
Polyacetal resin
Tip: R = 0.8
Figure 2. Testing rod 2
Silicon Rubber
(Hardness: 60°)
Tip: R = 4.0
Figure 1. Testing rod 1
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