Thermo Scientific LevelPRO, User Manual

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Operation
Physical Inputs & Outputs
Digital Inputs Digital inputs trigger the execution of functions associated with a selected detector’s
open and close contact actions configured by the user. The two digital inputs available
to the user can be accessed by selecting Digital Input from the EZ Cal II menu tree.
To access the information on the Digital Input tabs using only the remote transmitter
keypad, see Figure A-9 .
Figure 4-13. Digital Inputs
1. Select an operational mode from the Manual/Live dropdown.
a.
In Live mode, the digital inputs detect transitions from open to close and close
to open and execute the selected open and close contact actions on the
specified detector.
b. If the user selects Manual mode, the Manual Value dropdown becomes
available. This allows the user to set the output to an open or closed state.
i.
When Open is selected, the digital input terminal is not connected.
ii. When Close is selected, the digital input terminal is connected to ground.
Note:
Actions selected from the Open Contact Action and Close Contact
Action dropdowns are not executed when operating the digital input in
manual mode.
2. Assign a detector from the Action Destination dropdown.
3. Choose open and close contact actions from the appropriate dropdowns.
a.
Selecting an open contact action determines the operation to be performed
when the digital input switches from closed to open.
b. Selecting a close contact action determines the operation to be performed
when the digital input switches from opened to closed.
The action items in both dropdown lists are the same.
Thermo Scientific LevelPRO User Manual
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