Min Trigger - Thermo Scientific 48i Instruction Manual

External Alarms
Thermo Fisher Scientific

Min Trigger

The Minimum Trigger screen allows the user to view and set the O
concentration alarm trigger type to either floor or ceiling. The minimum
alarm may be programmed as a floor trigger (alarm is triggered when the
concentration falls below the minimum value) or a ceiling trigger (alarm is
triggered when the concentration goes above the minimum value).
In the Main Menu, choose Alarms > O2 Concentration > Min
●
Trigger.
The External Alarms menu is used to display the external alarm status for
alarm 1, 2, and 3 only if the external alarm is assigne as a digital input.
External alarms can be assigned to digital inputs using the Instruments
Controls > I/O Configuration > Digital Input Settings menu. External
alarms can also be logged, streamed, or output as a digital output by
choosing "EXT ALARMS" from the Other Measurements list.
In the Main Menu, choose Alarms > External Alarms.
●
O2 CONCENTRATION:
ACTUAL MIN:
SET MIN TO:

INC/DEC

SAVE VALUE
RANGE AVG DIAGS ALARM
MIN TRIG(CEILING/FLOOR:
ACTUAL TRIGGER: CEILING
SET TRIGGER TO:
 TOGGLE AND SAVE VALUE
RANGE AVG DIAGS ALARM
ALARMS:
EXTERNAL ALARM 1
EXTERNAL ALARM 2
EXTERNAL ALARM 3
RANGE AVG DIAGS ALARM
%
25.00
%
10.00 ?
FLOOR ?
OK
OK
OK
Model 48i Instruction Manual
Operation
Alarms Menu
2
3-77