User's Manual

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4.2 SMS Instruction table
The GT1000 unit can be configured, controlled and values can be read from it remotely using the SMS
messages. SMS message in the following form has to be sent to the phone number of SIM card inserted in the
unit:
XXXXCommand P
Parameter value ex) 0, 1, ?....
Space ( In the following description the “_” means space )
Key word of the command or name of input,
output, or set in configuration
4 digits of Password set in configuration
· The default value of Password in GT1000 from production, or after initialization by INIT command is set to 1234 (Note. the password in GT1000 and
PIN on the SIM card are not the same number)
· There is no difference between small and capital letters used in the command
· Parameter values are for example: 0= switch off; 1= switch on; ?= ask setting;
· A reply or a confirmation of a command performance will be sent back to the number that the command came from, the reply will include the
command used and relevant parameter value
· If a phone number is used as a parameter, it is recommended to enter such number in
international format such as [phone]