- 868MHz LoRa based Radio Frequency (RF) Communication
- LoRa Signal Bandwidth Configurable: 125, 250, 500 kHz
- LoRa Radio Power Configurable between 5dBm (~3mW) to 20dBm (100mW)
- LoRa or FSK Selectable Modulation Options
- Supports 2 x 10/100Base-T(X) ports
- Supports 1 x RS232 and 1 x RS485 Serial Connection up to 460800 Baud
- Embedded web interface for ease of use
- 1 Device with 5 different Gateway Operating Modes:
Transparent Gateway Between TCP Client Devices and LoRa RF Network
Transparent Gateway Between TCP Server Devices and LoRa RF Network
Transparent Gateway Between RS232/RS485 Serial Devices and LoRa RF Network
Modbus TCP to RTU Conversion Gateway for RS232/RS485 Serial Devices for messages over LoRa RF Network
LoRa Repeater
- Creates Radio Network:
Point to point
Point to multi point - Broadcast
Point to multi point - TCP Socket to target address mapping based data transfer
- Auto Discovers the TLM devices in LoRa Network that can be communicated and lists signal levels, addresses and configuration/connection details
- 128 bit AES Encryption and Decryption on over the air communication
- LoRa Rx Group Address and Device Address Configurable
- LoRa Tx Group Address and Device Address Configurable
- Up to 10 client connection in Server Mode
- DHCP Server Capability
- Easy to follow LoRa data packages on web interface
- Easy to follow Device Status on web interface
- Black List and White List based LoRa package filter
- Firmware Upgrade over Web
- 2 firmware storage capability on same device (1 active only)
- 100 - 240V AC (120 – 370V DC), 50Hz to 60Hz AC wide range power input
- Wide operating temperature range from -25 to 70 °C
- Rugged Metal IP-40 housing design
- DIN-Rail mounting
LoRa TECHNOLOGY - 868MHz
Based on
STM32L151CxU6Axx
Pre-Certified according to EN 300 220
Sensitivity
Down to -138 dBm
Output Power level
Up to 20dBm
Link Budget
Up to 156 dB
Communication Distance
Up to 12km (Line of Sight)
Typical Communication Distance Indoor/Urban
>2km
Frequency Range
Min 863Mhz, Max 870MHz
LoRa Bandwidth Options
125 kHz, 250 kHz, 500 kHz
Tx Power Level
5dBm (~3.16mW) to 20dBm (100mW) Configurable
LoRa Spreading Factor
SF7, SF8, SF9, SF10, SF11, SF12
Modulation
LoRa or FSK Selectable
LoRa Network Auto Discovery
TLM automatically discovers all other TLM devices in same LoRa RF Network and lists communication signal levels, addresses and configuration/connection details. This makes setting up LoRa wireless network much easier.
ETHERNET TECHNOLOGY
Ethernet Standards
IEEE 802.3 for 10Base-T
IEEE 802.3u for 100Base-T(X)
IEEE 802.3x Flow Control
Mac Table
1K MAC address entry
Processing
Store-and-Forward
Memory
448K bits packet buffer memory
NTP TIME SYNCHRONIZATION - LoRa Models
NTP is used to syncronize device time after a manual or system triggered restart and it only takes place if NTP time is available and device time difference from NTP time is + or - 24 Hours.
CONNECTORS AND PORTS - LoRa
SMA Antenna Connector for LoRa
1 Standard SMA female interface, 50 ohm
Console Port
USB Type C or Micro USB connection for LOG in 115200 baud
10/100T(X) RJ45 Ports
Ethernet Connection on 2 ports
Serial Ports
5 pin wired Terminal Connection
Tx, Rx, GND for RS232
A, B and GND for RS485
Reset Buttons
Reset to Client and Reset to Server Operating modes buttons
LED INDICATORS
Power Indicator
Power LED
10/100T(X) Indicators
Activity LEDs:
ETH1, ETH2 and Activity of device itself (Marked as device series name, such as CKL/TLM/HUR/LKM)
System Indicators
Status LED,
Tx and Rx of data LEDs and Server LED
(LED ON: Server Operating Mode, LED OFF: Client Operating Mode)
Console Indicators
Tx and Rx of data LEDs
POWER - AC
Input Range
100 - 240V AC (120 – 370V DC), 50Hz to 60Hz Wide Range AC Power Input
Isolation
Fully Isolated >4200Vrms, 5mA 1 Min
Insulation
Class II
PHYSICAL AND ENVIRONMENTAL CHARACTERISTICS - AC POWERED MODELS
Enclosure
Metal, IP 40
Dimensions
43 x 95 x 124 (w x d x h) mm
Weight
~400gr
Storage Temperature
-40 to 105 °C
Operating Temperature
-25 to 70 °C
Operating Humidity
5% to 95% Non-condensing
TLM254: 868MHz LoRa Radio Modem, 2x 10/100 T(x) ETH ports, 1 x RS232 & 1 x RS485, 100 - 240V AC (120 – 370V DC), 50Hz to 60Hz AC Power Input
