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Command Keys
1. AUTO: Places the controller in AUTO mode . This mode allows local operation of the controller .
2. Remote: Allows remote operation of the controller . Sampling starts when a contact from an external source is
closed . Continuous sampling occurs for as long as the contact is closed . Momentarily closing this contact will start
a single sample .
3. OFF: Takes the sampler out of REMOTE or AUTO mode; will reset the Batch counter .
4. Purge: If sampler has a purge/air eject option, this key manually operates the solenoid to purge the unit .
5. GRAB: Allows the operator to immediately collect a sample . Sampler must be in the Cycle/Retracted portion of the
sampling cycle or in the OFF state .
Menu Keys
1. MAIN: Main operating screen displays sampler position, current timer value, current mode, and Batch and IC count .
2. Setpoint: Lists all program setpoints .
3. Option: Menu of the available program options and routing to pertinent screens .
4. Service: Menu of service-related options such as I/O Status, Quick Start, Operation Sequence, Default settings, and
Cycle Counter .
5. Alarm: System alarm log .
Sentry SBC Controller
Original Instructions
9
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