RS-232C
$ Query control commands
Data transmitted by PC
[STX] QLP:n [ETX]
Parameter
n = 0—3
Up to the last 4 sets of data are
designated by this parameter with 0
serving as the latest data.
[STX] QLT [ETX]
[STX] QLZ [ETX]
[STX] QMA [ETX]
Data returned from unit in response
[STX] LPLnn:data1:data2 [ETX]
Parameter
nn = 00—99: Alarm number
data1 = yyyymmdd
yyyy = 2000—2099: Gregorian
calendar
mm:
01—12: Month
dd =
01—31: Day
data2 = hhmmss
hh = 00—23: Hours (24-hour system)
mm = 00—59: Minutes
ss = 00—59: Seconds
[STX] LTMm [ETX]
Parameter
t = 0: 3-hour recording
1: 9-hour recording
2: 12-hour recording
3: 18-hour recording
4: 24-hour recording
5: 48-hour recording
6: 72-hour recording
7: 96-hour recording
8: 120-hour recording
9: 180-hour recording
A: 240-hour recording
B: 360-hour recording
C: 480-hour recording
D: 960-hour recording
[STX] LBZm [ETX]
Parameter
m = N: Buzzer ON
F: Buzzer OFF
[STX] LMAm [ETX]
Parameter
m = F: Search mode OFF
M: Memory stop mode
A: Alarm search mode
91
Description of command
Queries the POWER LOSS MEMORY data.
Queries the recording/playback time mode setting.
Queries the setting of the buzzer operation during alarm
recording and/or sensor recording.
Queries the search mode.