Thermo Scientific A44769, Руководство пользователя

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Table 3 Variable set when changed
(continued)
Variable Type Value/Description
WaitingUserAck Enum
Instrument has entered pause state. This will
also cause the
ProtocolState to transition to
ProtocolPaused
.
The initiating event for this pause state is
described:
• NotWaiting - Not waiting for User
acknowledge
• WaitingBubbleAck - Waiting for User
acknowledge following pause on a bubble
trigger event
• WaitingPressureAck - Waiting for User
acknowledge following pause on pressure
trigger event
• UserPausedButton – The user paused
the protocol via the pause button on the
instrument
•
UserPausedOPCUA
– The user paused
the protocol via the OPCUA interface
•
In order to acknowledge the event;
The user can press a play/advance buttons (if
enabled) on the instrument.
The MES can write the:
• ProtocolState to RunProtocol to continue
with the current step
or
• ProtocolState to SkipToNextStep to
advance
Chapter 4
OPC-UA interface
OPC-UA interface
4
CTS ™ Rotea ™ Counterflow Centrifugation System User Guide
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