NAVTELECOM SIGNAL S-2651 Operation Manual page 6

Number of pulse-frequency inputs used for frequency fuel level sensors
connection or for rectangular pulses calculation
Working range with frequency fuel level sensors, Hz
Number of analog inputs, configured as discrete
Measuring range by inputs, set up as analog, V
Built-in pull-up resistor for discrete inputs
Number of outputs of the "open collector" type for the external devices
control
Maximum switching current by the control outputs, mA
Maximum switching voltage by the control outputs, V
USB interface for configuartion, device control, data transfer and
diagnostics
Digital interface RS-485
Digital interface RS-232
CAN digital interface
1-Wire interface
Volume of non-volatile memory, Mb
Number of records in non-volatile memory (by type of ring buffer) with
telematics record package less 127 bytes
Data recording period in the internal storage device, s
MicroSD-card support with the memory up to 32 Gb
Function of telemetry record to microSD-card
Telemetry records number on microSD-card
Accelerometer with built-in configured shock sensors, displacement and tilt
sensors
Measured acceleration range, g
Acceleration errors in the range of +/-24g less than %
Accelerometer calibration using information from the GLONASS/GPS
module in normal vehicle motion
USB interface for configuration, control and data transfer
Device configuration with the NTC Configurator
Firmware updating and settings changing by GPRS channel
Automatic firmware update function
Possibility to change settings by SMS
Possibility of tone control and GPRS, SMS and DTMF control
Data transferring by GSM by SMS, GPRS
Optional selection of transmitted parameters to save traffic
Sending information in roaming about the current state of the specified
timers in motion and in stand, with the subsequent unloading of all the
accumulated data in the home network
Configuration of the priority operators list in roaming
Operator settings automatic detection based on SIM card registration in a
GSM network
EGTS protocol support
FLEX and FLEX 2.0 protocols support
Outputs
Interfaces
Device memory
Accelerometer
Configuration and management
Data transfer
Up to 6
( as a part of universal)
1 – 3000
Up to 6
(as a part of universal)
0...31
yes
4
500
48
yes
yes
yes
1
yes
8
Up to 51700
1 — 3600
And/or upon the event
yes
yes
no less than 2 000 000 per 1 Gb
yes
+/-24
0,5
yes
yes
yes
yes
yes
yes
yes
yes
yes
yes
yes
yes
yes
yes