СКРТ 25. Operation Manual Version 3.0
© 2008-2012, Technoton 10 from 30
1.3 Specifications
To transmit data to the Service Server, the Tracking Device support the
IPM Protocol
. The
current update of this document could be downloaded at
www.jv-technoton.com/
The basic Tracking Device specifications are presented on Table 1.
Table 1 —
basic specifications of the Tracking Device
Parameter
Unit of measurement
Value
Nominal voltage, V
12 or 24
Supplied voltage range, V
from 10 to 50
Protection from
impulse interference
in the power supply circuit, V
up to 100
Useful current at supplied voltage 12 V not more than (in mA)
average
spike
200
400
Useful current at supplied voltage 24 V not more than (in mA)
average
spike
110
220
Number of inputs
impulse (
tachometer
, fuel flow meter/burner/emergency button)
analog (Vehicle electrical circuit, fuel level meter)
2
2
Input impedance in all inputs, in kOhms, no less than
50
Buffer memory of data logger Mb, no less than
3
(or 24 000 Reports)
Data, Reports transmission rate per hour
from 1 to 3600
GSM operation frequency ranges, MHz
800/850/1800/1900
RS-232 Interface, pcs.
1
GPRS class
10
Ambient air temperature, С
From −40 to +85 С
Dimensions, in mm, not more than
77х140х36,5
Weight, kg, not more than
0.25
