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Range: Positive Integer
Range limit: 0, 1, 2 ~ 65535 Seconds
Default: 0
a. Upon receipt of command set, device will return message SET TRACK OK.
Note：
1) SMS Tracking Time:
0: GPRS tracking mode
1: No GPRS tracking mode
2 ~ 65535: SMS tracking mode
11.14 SIM Card Credit Checking
BALANCE,Current PIN,Dialing Number of SIM Card Credit Checking#
a. Upon receipt of command set, device will return message SET BALANCE OK.
b. Then it will return the SIM card credit checking result.
FORWARD,Current PIN,Service Center Number,SIM Card Credit Checking Command#
a. Upon receipt of command set, device will return message SET FORWARD OK.
b. Then it will return the SIM card credit checking result.
Note: Please choose one of the above two commands according to your local conditions.
11.15 Relay Control (Fuel Cut)
RELAY,Current PIN,Relay Status(On/Off)#
Relay Status:
Range: Positive Integer
Range limit: 0 or 1
Default: 0
Note:
1) Relay status
1: Fuel cut;
0: Fuel supply restore.
2) If vehicle speed is higher than 20km/h or the GPS positioning is not set, device will return
“SET RELAY DELAY, SPEED IS MORE THAN 20KM/H#” or “SET RELAY DELAY, GPS
UNFIXED#”. Then device will keep waiting until the vehicle speed is monitored lower than
20km/h, device return “SET RELAY ENABLE OK,RELAY:1# ”.
3) If recover the fuel, device will return “SET RELAY DISABLE OK,RELAY:0# ”.
4) In order to ensure the vehicle safety, we set the speed with 20km/h.
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