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详情描述
1.General specification基本说明
1.1 Scope范围This specification covers the requirements for single key switches which have no keytop
(TACT SWITCHESMECHANICAL CONTACT).此规范含盖单推柄和无推柄的轻触开关要求
1.2 Operating Temperature Range使用温度范围
-20 to70(normal humidity, normal press.)正常湿度,标准压力
1.3 Storage Temperature Range保存温度范围
-30 to80(normal humidity, normal press.)
1.4 Test Conditions测试条件
Tests and measurements shall be made in the following standard clnditions unless otherwise specified测试和计量按下列标准条件除非特殊说明
Normal temperature (temperature 5 to 35)标准温度
Normal humidity (relative humidity 45 to85%)正常湿气
Normal pressure (pressure bars)标准压力
In case any question arises from the judgement made, tests shall be conducted in the following conditions
Temperature (202)温度
Relative humidity (655%)相对湿度
Pressure ( bars)压力