Siemens LR 460 사용자 설명서
7ML19985JM01
SITRANS LR 460 – INSTRUCTION MANUAL
Page A-75
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The Fail-safe condition may be triggered by a loss of echo, a bad configuration, or certain
device faults. You can select one of three possible values to be reported when a Fail-safe
mode occurs:
device faults. You can select one of three possible values to be reported when a Fail-safe
mode occurs:
•
User-defined default value (Fail-safe value) used as output value.
•
Store last valid output value.
•
Calculated output value is incorrect.
Fail-safe value
The user-defined Fail-safe value allows you to enter the safest output value for your
application.
application.