FMM920 General description
From Wiki Knowledge Base | Teltonika GPS
Revision as of 12:59, 24 May 2022 by Lukas.pazerauskas (talk | contribs)
Main Page > Basic Trackers > FMM920 > FMM920 Manual > FMM920 General description
FMM920 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 FMM920 device is supplied to the customer in a cardboard box containing all the equipment that is necessary for operation. The package contains:
- Already implemented FMM920 device into case;
- Top and bottom device cover parts;
- 3.7 V 170 mAh rechargeable Li-ion battery;
- and output power supply cable with a 1x5 connection pins, which is already installed into device.
Basic characteristics
GSM / GPRS / GNSS features:
- Quectel BG95-M3, Teltonika TM2500
- SMS (text, data);
- Technology LTE CAT M1/NB-IoT/GSM/GPRS/GNSS/BLUETOOTH;
- Integrated GNSS receiver;
- Up to -165 dBm GNSS receiver sensitivity.
CELLULAR:
| Technology | Supported bands |
| 2G bands | BG95-M3: B2/B3/B5/B8 |
| 4G bands | BG95-M3: LTE-FDD (CAT M1):
B1/B2/B3/B4/B5/B8/B12/B13/B18/B19/B20/B25/B26/B27/B28/B66/B85 |
| LTE-FDD (CAT NB2):
B1/B2/B3/B4/B5/B8/B12/B13/B18/B19/B20/B25/B28/B66/B71/B85 GSM: 850/900/1800/1900 | |
| Data transfer | LTE: Max. 588Kbps (DL)/Max.1119Kbps (UL) |
| GPRS: Max. 107Kbps (DL)/Max. 85.6Kbps (UL) |
Transmit power:
Class 4 for GSM850/900: 23±2dBm
Class 1 for GSM1800/1900: 20±2dBm
Class 3 for LTE-TDD: 23±2.7dBm
Class 3 for LTE-FDD: 23±2.7dBm
Hardware features:
- Built-in movement sensor;
- Built-in Bluetooth 4.0;
- Internal High Gain GNSS antenna;
- Internal High Gain GSM antenna;
- 128 MB Flash (422 400 Records);
- 170 mAh Li-ion rechargeable 3.7 V battery.
Interface features:
- Power supply: +10... +30 V;
- 1 digital input;
- 1 analog input;
- 1 open collector digital output (connecting external relays, LED, buzzers etc);
- 2 LEDs indicating device status.
Special features:
- Fast position fix;
- High Quality track even in high density urban canyon;
- Small case;
- Ready for harsh environment;
- Easy to mount in limited access areas;
- Firmly fasten;
- 1 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;
- Configurable using Secured SMS Commands;
- 1x micro SIM card; 1x eSIM;
- Overvoltage protection;
| Description | Voltage | Duration |
|---|---|---|
| Normal operation |
+10 ... +30 V |
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 |
| Technical details | |
|---|---|
| 2 W max. Current consumption at 12 V (Power supply 10...30 V DC) |
Nominal: <28 mA GNSS sleep: <12 mA Deep Sleep: <3 mA Online Deep Sleep: 8 mA Ultra Deep Sleep: 2 mA |
| Battery charge current | Average: 140 mA |
| Operating temperature (with battery) | -20 ... +40 °C |
| Operating temperature (without battery) | -40 ... +85 °C |
| Storage temperature (without battery) | -40 ... +85 °C |
| Storage relative humidity | 5 ... 95% (no condensation) |
| Device + case weight + battery weight | 54 g |
Technical information about internal battery
| Internal back-up battery | Battery voltage (V) | Nominal Capacity (mAh) | Power (Wh) | Charge temperature (°C) | Discharge temperature (°C) | Storage temperature (°C) |
|---|---|---|---|---|---|---|
| Li-ion rechargeable battery | 3.75～3.90 | 170 | 0.64 – 0.66 | 0 to +45 | -20 to +60 | -20 to +45 for 1 month -20 to +35 for 6 months |
Batteries are covered by 6 month warranty support.
 |
CAUTION: RISK OF EXPLOSION IF BATTERY IS REPLACED BY AN INCORRECT TYPE. DISPOSE OF USED BATTERIES ACCORDING TO THE INSTRUCTIONS. |
 |
Battery should not be disposed of into general household waste. Bring damaged or worn-out batteries to your local recycling center or dispose them into a battery recycle bin commonly found in supermarkets. |
Electrical characteristics
| Characteristic description | Value | |||
|---|---|---|---|---|
| Min. | Typ. | Max. | Unit | |
| Supply Voltage: | ||||
| Supply Voltage (Recommended Operating Conditions) |
6 | 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 | |
| Digital Input: | 300 | mΩ | ||
| Digital Output (Open Drain grade): | ||||
| Input resistance (DIN1) | 47 | kΩ | ||
| Input voltage (Recommended Operating Conditions) |
0 | Supply voltage | V | |
| Input Voltage threshold (DIN1) | 4 | V | ||
| Analog Input: | ||||
| Input voltage (Recommended Operating Conditions) |
0 | 30 | V | |
| Input resistance | 150 | kΩ | ||
| Measurement error on 12 V | 3 | % | ||
| Additional error on 12 V | 360 | mV | ||
| Measurement error on 30 V | 3 | % | ||
| Additional error on 30 V | 900 | mV | ||
 |
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 | |
