Thermo Scientific 5028i Instruction Manual page 96

Operation
Instrument Controls Menu
Instrument Action
3-42 Model 5028i Instruction Manual
Note The digital inputs must be asserted for at least one second for the
action to be activated.
Not all of the I/O available in the instrument are brought out on the
supplied terminal board. If more I/O is desired, an alternative means of
connection is required. (See optional
s
In the Main Menu, choose Instrument Controls > I/O
l
Configuration > Digital Input Settings.
Logic State The Logic State menu item is used to change the selected I/O relay
to either normally open or normally closed. The default state is open,
which indicates that a relay connected between the digital input pin and
ground is normally open and closes to trigger the digital input action.
Press
l
normally closed.
The Instrument Action submenu allows the user to choose the
instrument action that is assigned to the selected digital input.
In the Main Menu, choose Instrument Controls > I/O
l
Configuration > Digital Input Settings > select Relay > Instrument
Action.
s
DIGITAL INPUT SETTINGS:
>1 NOP
2 NOP AOUTS TO ZERO
3 NOP
4 NOP
5 NOP
6 NOP
7 NOP
RANGE AVG DIAGS ALARM
to toggle and set the logic state to normally open or
DIGITAL INPUT SETUP:
>LOGIC STATE
INSTRUMENT ACTION
RANGE AVG DIAGS ALARM
"Terminal Block and Cable
MODE A
PUMP CNTRL
PRES CNTRL
NONE
NONE
NONE
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