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Data Logging
Stay Time/Index
13
If the Navy PHELs are selected, the recommended working hours are shown
based on a maximum of eight hours. Three screens are used to display the
PHELs two at time.
NOTE: “8:01” following one of the PHELs indicates greater than eight hours.
Figure 1-22: Navy PHELs screen
If Flag is selected, the Flag Conditions for Navy/Marines Corp. Ashore warning
system screen will appear. There are five flag systems, no flag, yellow, green, red,
and black, which provide heat exposure guidelines for acclimated individuals. (For
more information, please refer to the “Flag Conditions US Navy/Marine Corp.
Ashore” on page 26.)
Figure 1-23: Flag Conditions Navy/Marine Corp. Ashore
Data Logging
Data from each sensor is recorded at the interval set by the logging rate. Every
time Run/Stop is pressed, a session is either started or ended in memory.
Each session contains a header with time, date, and summary information.
Memory Table: Gives the number of logging DAYS.
Log Rate
1 min
2 min
5 min
10 min
15 min
30 min
60 min
1 sensor
11.2
22.5
56.2
112.4
168.6
337.3
674.5
2 sensors
5.6
11.2
28.1
56.2
84.3
168.6
337.3
3 sensors
3.7
7.5
18.7
37.5
56.2
112.4
224.8
Table 1-3: Example of a Memory table
Navy/Marine Corp’s heat
condition flag warning example
PHELs stay time is greater than 8 hours.