9.2 Command Set 75
9.2.4 Local / Daylight Savings Time Setup Commands
Return Daylight Saving/Summer Time Settings
Command: 0DT
0DT returns the current Daylight Saving / Summer Time Settings to the connected RS-232C port
(Modes: OFF, ON, or AUTO).
Response: Mode :AUTO
C
START :02:00 Second SUN of MAR
C
STOP :02:00 First SUN of NOV
C
Set Daylight Saving/Summer Time Mode
Command: 1,mDT
1,mDT activates the Daylight Saving mode, where m = 0, 1, 2, with 0 = OFF, 1 = ON, and 2 =
AUTO. When OFF this time adjust feature does not add the specified offset to local time display
and output. With m = 1 (ON), the Daylight Saving / Summertime feature is always on. With m
= 2, the Daylight Saving / Summertime feature will automatically change at the specified dates
and times. To complete the Daylight Saving / Summer Time setup, you must also use the “Set
Daylight Saving Auto Start” and “Stop” commands that follow below.
Response:
C
Set Daylight Saving/Summer Auto Start Time
Command: 2,w,x,y,zDT
2,w,x,y,zDT sets the starting (Start) date and time for Daylight Saving / Summer Time AUTO
setting.
Where: w = Month (0 through 11), with 0 = Jan, 1 = Feb, ... 11 = Dec.
x = WeekOfMonth (0 through 5), with 0 = First, 1 = Second, 2, = Third,
3 = Last, 4 = Second from Last, and 5 = Third from Last.
y = DayOfWeek (0 through 6), with 0 = Sun, 1 = Mon, . . . , 6 = Sat.
z = Minutes after midnight z (0 through 1440).
Response:
C
Set Daylight Saving/Summer Auto Stop Time
Command: 3,w,x,y,zDT
3,w,x,y,zDT sets the ending (Stop) date and time for Daylight Saving / Summer Time AUTO
setting.
Where: w = Month (0 through 11), with 0 = Jan, 1 = Feb, ... 11 = Dec.
x = WeekOfMonth (0 through 5), with 0 = First, 1 = Second, 2, = Third,
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