Teltonika TRB256 Industrial M2M 4G/LTE Cat-M1/NB-IoT/EGPRS to Serial I/O Cellular Gateway
Teltonika TRB256 Industrial M2M 4G/LTE Cat-M1/NB-IoT/EGPRS to Serial I/O Cellular Gateway
- Brand: Teltonika
- MPN: TRB256
- Part #: NETTTK2560
- UPC:
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- Brand: Teltonika
- MPN: TRB256
- Part #: NETTTK2560
- UPC:
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Teltonika TRB256 Industrial M2M 4G/LTE Cat-M1/NB-IoT/EGPRS to Serial I/O Cellular Gateway
- Brand: Teltonika
- MPN: TRB256
- Part #: NETTTK2560

Product URL: https://www.pbtech.com/au/product/NETTTK2560/Teltonika-TRB256-Industrial-M2M-4GLTE-Cat-M1NB-IoT
Features
The TRB256 is an industrial 4G LTE NB-IoT gateway designed to be applied to a broad range of IoT solutions. The device is equipped with multiple WAN interfaces, such as I/Os, RS232, RS485, and an Ethernet port, additionally boasting dual SIM functionality for continuous connectivity. This industrial-grade gateway also supports the 450 MHz frequency band, offering superior LTE signal penetration compared to standard frequencies, making it an optimal choice for a diverse range of M2M applications.
CONNECTIVITY
4G/LTE Cat M1/Cat NB1, NB2/EGPRS
450 MHz BAND
Greater LTE signal penetration and increased connectivity coverage
DUAL SIM
Auto-failover, backup WAN, and more switching scenarios
INTERFACES
Ethernet, I/Os, and Serial (RS232, RS485) interfaces with 16-pin terminal block
Specifications
Mobile module
4G LTE Cat M1 up to 588 DL/ 1119 UL kbps, Cat NB2 up to 127 DL/158.5 UL kbps, Cat NB1 up to 32 DL/70 UL kbps (simultaneous operation of cellular and GNSS connectivity is not supported)
SIM switch
2 SIM cards, auto-switch cases: weak signal, data limit, SMS limit, on roaming, no network, network denied, data connection fail
Status
IMSI, ICCID, operator, operator state, data connection state, network type, bandwidth, connected band, signal strength (RSSI), SINR, RSRP, RSRQ, EC/IO, RSCP, data sent/received, LAC, TAC, cell ID, ARFCN, UARFCN, EARFCN, MCC, and MNC
SMS
SMS status, SMS configuration, send/read SMS via HTTP POST/GET, EMAIL to SMS, SMS to EMAIL, SMS to HTTP, SMS to SMS, scheduled SMS, SMS autoreply, SMPP
Supported Bands
4G (LTE-FDD): Cat M1: B1, B2, B3, B4, B5, B8, B12, B13, B18, B19, B20, B25, B26, B27, B28, B31, B66, B72, B73, B85; Cat NB2: B1, B2, B3, B4, B5, B8, B12, B13, B18, B19, B20, B25, B28, B31, B66, B72, B73, B85
GNSS
GPS. (GLONASS, BeiDou, Galileo and QZSS - under development); (simultaneous operation of GNSS and cellular connectivity is not supported)
CPU
Mediatek, 580 MHz, MIPS 24KEc
RAM
128 MB
FLASH storage
16 MB
RS232
Terminal block connector: TX, RX, RTS, CTS
RS485
Terminal block connector: D+, D-, R+, R- (2 or 4 wire interface)
Serial functions
Console, Serial over IP, Modem, MODBUS gateway, NTRIP Client
Input
3x Configurable Digital Inputs, 0 - 6 V detected as logic low, 8 - 30 V detected as logic high, 1x Analog input (0 - 30 V)
Output
3x Configurable Digital Outputs, Open collector output, max output 30 V, 300 mA
Events
Email, RMS, SMS
I/O juggler
Allows to set certain I/O conditions to initiate event
Routing Static
routing, Dynamic routing (BGP, OSPF v2, RIP v1/v2, EIGRP, NHRP), Policy based routing
Network protocols
TCP, UDP, IPv4, IPv6, ICMP, NTP, DNS, HTTP, HTTPS, FTP, SMTP, SSL v3, TLS, ARP, VRRP, PPP, PPPoE, UPNP, SSH, DHCP, Telnet, SMPP, SNMP, MQTT, Wake On Lan (WOL)
Ethernet
1 x RJ45 port, 10/100 Mbps
I/O's
3 x Configurable digital I/O in 16-pin terminal block
Status LEDs
3 x connection status LEDs, 3 x connection strength LEDs, 1 x power LED, 1 x Eth port status LED
SIM
2 x SIM slots (Mini SIM - 2FF), 1.8 V/3 V, double stacked SIM tray
Power
2 pin in 16-pin terminal block
Antennas
1 x SMA connector for LTE, 1 x SMA connector for GNSS
RS232
4-pin in 16-pin terminal block (TX, RX, RTS, CTS)
RS485
4-pin in 16-pin terminal block (D+, D-, R+, R-)
Reset
Reboot/User default reset/Factory reset button
Input voltage range
9 - 30 VDC, reverse polarity protection, surge protection +/-1 kV 50 µs max
Power consumption
Idle: <2 W, Max: <3.5 W
Casing material
Aluminium housing
Dimensions (W x H x D)
83 x 25 x 74.2 mm
Weight
165 g
Mounting options
DIN rail, wall mount, flat surface (all require additional kit)
Operating temperature
-40 °C to 75 °C
Operating humidity
10% to 90% non-condensing
Ingress Protection Rating
IP30