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Available languages
Remote Programming via SMS
An SMS (length always 22 characters) can be used to adjust one entry each on the SIM card.
Here, the ID number (for authorization), the storage slot to be programmed, the new number
and its length must be stated. After programming, a return SMS with the new programming is
sent to the number at storage slot 5.
Structure of the SMS
SMS Digit
1...4
ID Number
Content
(4 digits, see
storage slot 6)
0000
Example
Sample SMS: 0000C44916012345670000
Important: The ITS-300GSM checks for the arrival of new SMS messages once an hour and
after switching on.
Special Functions:
Special functions can be realized without changing the programming by indicating special
storage slots.
Storage slot = 0: ITS-300GSM sends SMS with current programming to number at storage
slot 5)
Storage slot = A: ITS-300GSM sends test call to number at storage slot 4
Technical Specifications
Phone line trouble output: normally closed
GSM network: 800/900/1800 MHz
Phone line supervision voltage: 3.5V
Dimensions:12.5 cm x 7 cm
Power supply: Standby: 30 mA; GSM transmission: 350 mA
Voltage range: 10 – 14 VDC
Certificates and approvals: CE
Bosch Security Systems I 7/05 I F.01U.522.651A
5
6
Length of the
Storage slot on
number
SIM card to be
(hexadecimal)
changed
0...9,
A=10...F=15
C (= 12 HEX)
4
7...22
New number (fill
the rest with
zeroes to 16
digits)
4916012345670000
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