Template:FMB General description

From Wiki Knowledge Base | Teltonika GPS

FMB120 is a tracking terminal with GNSS and GSM connectivity, which is able to collect device coordinates and transfer them via GSM network to a server. This device is perfectly suitable for applications, which require the location acquirement of remote objects.

Package contents

The FMB120 device is supplied to the customer in a cardboard box containing all the equipment that is necessary for operation. The package contains:

  • FMB120 device;
  • Input and output power supply cable with 2x6 connection pins;
  • Micro USB cable;
  • 3.7 V 170 mAh rechargeable Li-ion battery.

Basic characteristics

GSM / GPRS / GNSS features:

  • Teltonika TM2500 quad band module (GSM 850 / 900 / 1800 / 1900 MHz);
  • GPRS Multi-Slot class 12 (Up to 240 kbps);
  • SMS (text, data).
  • Integrated GNSS receiver
  • Down to -165 dBm GNSS receiver sensitivity.

Hardware features:

  • Built-in movement sensor;
  • Built-in Bluetooth 3.0;
  • Internal High Gain GNSS antenna;
  • Internal High Gain GSM antenna;
  • microSD card reader (up to 32Gb, FAT32);
  • 170 mAh Li-ion rechargeable 3.7 V battery.

Interface features:

  • Power supply: +10..+30V;
  • 2 digital inputs;
  • 1 analog input;
  • 1 configurable input DIN3 or AIN2;
  • 2 open collector digital outputs (connecting external relays, LED, buzzers etc);
  • 1-Wire temperature sensor;
  • 1-Wire iButton;
  • LVCAN RX (INPUT 5);
  • LVCAN TX (INPUT 6);
  • 2 LEDs indicating device status.

Special features:

  • Fast position fix;
  • High Quality track even in high density urban canyon;
  • Ultra small case;
  • Ready for harsh environment;
  • Easy to mount in limited access areas;
  • Firmly fasten;
  • High gain internal GSM antenna;
  • 2 LED status indication;
  • Real time tracking;
  • Smart data acquisition based on:
    • Time;
    • Speed;
    • Angle;
    • Distance;
    • Ignition or any other I/O event;
  • Sending acquired data via GPRS;
  • GPRS and SMS I/O events;
  • Virtual odometer;
  • Jamming detection;
  • Configurable using Secured SMS Commands;
  • Overvoltage protection;
  • Dual SIM switching mode.
Description Voltage Duration
Normal operation +10..+30V Unlimited
Protection turns on, device turns off 34 V Unlimited
Maximum voltage < 70 V Unlimited
Maximum voltage impulse 90 V 5 ms

Technical features

Part name Physical specification
Navigation indication LED
Modem indication LED
Socket Soldered inner socket
USB Micro USB socket
GNSS Internal GNSS antenna
GSM Internal GSM antenna
Technical details
2 W max.
Current consumption at 12 V
GPRS: average 69.15 mA rms
Nominal: average 35.23 mA rms
GNSS sleep: average 19.72 mA
Deep Sleep: average 7.35 mA
Online Deep Sleep: average 10.96 mA
Ultra Deep Sleep: average 5.69 mA
Battery charge current Average 140 mA
Operating temperature -25..+55 °C
Storage temperature -40..+70 °C
Storage relative humidity 5..95% (no condensation)
Device + case + battery weight 55 g

Dimension drawing:

Fmb120 view dims.png

Technical information about internal battery

Internal back-up battery Battery voltage (V) Nominal capacity (mAh) Power (Wh) Charging temperature (°C)
Li-ion rechargeable battery 3.75~3.90 170 0.64 – 0.66 0 – 45

Batteries are covered by 6 month warranty support.

Bw nb.png CAUTION: RISK OF EXPLOSION IF BATTERY IS REPLACED BY AN INCORRECT TYPE. DISPOSE OF USED BATTERIES ACCORDING TO THE INSTRUCTIONS.
Bw disposal.png Battery should not be disposed of with general household waste.
Bring damaged or worn-out batteries to your local recycling center or dispose them to battery recycle bin found in stores.

Electrical characteristics

Characteristic description Value
Min. Typ. Max. Unit
Supply Voltage:
Supply Voltage (Recommended Operating Conditions) +10 +30 V
Digital Output (Open Drain grade):
Drain current (Digital Output OFF) 120 µA
Drain current (Digital Output ON, Recommended Operating Conditions) 0.1 0.5 A
Static Drain-Source resistance (Digital Output ON) 400 600
Digital Input:
Input resistance (DIN1) 47
Input resistance (DIN1) 47
Input voltage (Recommended Operating Conditions) 0 Supply voltage V
Input Voltage threshold (DIN1) 7.5 V
Input Voltage threshold (DIN2) 2.5 V
Analog Input:
Input voltage (Recommended Operating Conditions), Range 1 0 +10 V
Input resistance, Range 1 150
Measurement error on 12V, Range 1 0.9 %
Additional error on 12 V, Range 1 108 mV
Measurement error on 30 V, Range 1 0.33 %
Additional error on 30 V, Range 1 88 mV
Input Voltage (Recommended Operating Conditions), Range 2 0 +30 V
Input resistance, Range 2 150
Measurement error on 12 V, Range 2 0.9 %
Additional error on 12 V, Range 2 108 mV
Measurement error on 30 V, Range 2 0.33 %
Additional error on 30 V, Range 2 88 mV
Output Supply Voltage 1-Wire:
Supply voltage +4.5 +4.7 V
Output inner resistance 7 Ω
Output current (Uout > 3.0 V) 30 mA
Short circuit current (Uout = 0) 75 mA


Bw nb.png Analog Input error margin can increase if temperature varies.

Absolute maximum ratings

Characteristic description Value
Min. Typ. Max. Unit
Supply Voltage (Absolute Maximum Ratings) -32 +32 V
Drain-Source clamp threshold voltage (Absolute Maximum Ratings), (Idrain = 2 mA) +36 V
Digital Input Voltage (Absolute Maximum Ratings) +32 +32 V
Analog Input Voltage (Absolute Maximum Ratings) -32 +32 V