Sekurus SU538S, User Manual, Page: 6 / 8

SMS format:
<SPSEK*P:SEKGPS*U:219.133.034.198,6688*A:CMNET*N:13600001111*R:0010,0020,1736,1
745*D:040*W:1,12,1200>
SPBSJ: fixed format
U: UDP IP and port, the format as the TCP format
A: stands for APN parameter
P: password
R: Real-Time Clock mode,
R:0010,0020,1736,1745, means 0:10,0:20,17:36,17:45 will wake up and send the location data
N: stands for the terminal number
D: timing mode
minutes if the timing mode is setting between 1-6
the device will not go into dormant mode but keep timing mode.
W: Week Mode
1.12.1200 open up the week mode, o n Monday and Tuesday, 1 2 :00 would wake up.
Pls note: setting R, D and W mode at the same time is available, device will give priority to the
implementation of D mode. When D set as 000 the terminal performs the W mode. When close the W
mode, and then perform the R mode.
GSM Indicator light (Red)
Light-off long GSM abnormal or the light broken
Light quickly GPRS no signal or cannot register the net