| 摘要 |
A latch arrangement including a control device, a latch power operable between different security states by a latch security actuator, and a lock status indicator power operable between different lock status indicator positions by a lock status indicator actuator, in which the control device, on receiving a first input signal requiring a change in latch security state, generates a first output causing the latch to change its security state, and the lock status indicator to indicate the new latch security state, there being no mechanical transmission of movement between the lock status indicator and the latch.
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