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Field device capable of operating in extremely low-temperature environment
Field device capable of operating in extremely low-temperature environment
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机译:能够在极低温度环境下运行的现场装置
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摘要
A field device (1) includes an electronic circuit (200) connected to at least one of a sensor (600) and an actuator, a bimetal temperature switch (400) connected to a power source (100) in series with the electronic circuit (200) and configured to turn on when rising to a first temperature, a heating element (500) connectable to the power source (100) in parallel with the electronic circuit (200) and the temperature switch (400), and a housing (300) configured to house the electronic circuit (200), the temperature switch (400), and the heating element (500).
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