- Radio Bands:
AS 923 MHz – BN 923 MHz – Brunei, LoRaWAN RF Communication
AS 923 MHz – KH 923 MHz – Cambodia, LoRaWAN RF Communication
AS 923 MHz – ID 923 MHz – Indonesia, LoRaWAN RF Communication
AS 923 MHz – JP 920 MHz – Japan, LoRaWAN RF Communication
AS 923 MHz – LA 923 MHz – Laos, LoRaWAN RF Communication
AS 923 MHz – NZ 915 MHz – New Zealand, LoRaWAN RF Communication
AS 923 MHz – SG 920 MHz – Singapore, LoRaWAN RF Communication
AS 923 MHz – TW 922 MHz – Taiwan, LoRaWAN RF Communication
AS 923 MHz – TH 920 MHz – Thailand, LoRaWAN RF Communication
AS 923 MHz – VN 920 MHz – Vietnam, LoRaWAN RF Communication
- Supports 2 x 10/100Base-T(X) ports
- Supports Full/Half-Duplex, auto MDI/MDI-X on each port
- DHCP Server Capability
- Supports 1 x RS232 and 1 x RS485 Serial Connection up to 921600 Baud
- Embedded web interface for ease of use
- Instant switch between Server-Client Operating Modes with buttons
- 3 Main Device Functions:
LoRaWAN Modbus TCP Scheduler
LoRaWAN Modbus RTU Scheduler
LoRaWAN Transparent Mode (Transparent bridge between LoRaWAN and TCP/IP or Serial Side)
- Up to 10 device connection in Modbus TCP or RTU Scheduler or Transparent TCP/IP modes
- Definable Modbus Serial Interface for Modbus RTU (RS232 or RS485 usage in same device)
- Selectable Modbus Function Code, Definable Register Address, Total Register Number, Query Interval and Time Out durations
- Built in LoRaWAN payload size check and Duty Cycle Check
User can read any data in any interval
TLM will automatically split based on Maximum Payload Size allowed and Duty Cycle Block Times
- Easy monitor of transmitted data on web interface
- Easy to follow Device Status on web interface
- Activation Over Air (OTAA) or Activation by Personalization (ABP) Selectable
- User defined LoRAWAN Port
- Adaptive Data Rate functionality
- Selectable Uplink Data Rate
- Selectable Power Level
- LoRaWAN Class C and Class A support
- Easy to follow LoRaWAN packages on web interface
- Black List and White List based TCP/IP connection filter in transparent mode
- 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 -30 to 70 °C
- Rugged Metal IP-40 housing design
- DIN-Rail mounting
TECHNOLOGY
LoRa TECHNOLOGYBased onSTM32L151CxU6Axx
Pre-Certified according to EN 300 220
SensitivityDown to -138 dBm
Link BudgetUp to 156 dB
Communication Distance Up to 15km (Line of Sight)
Typical Communication Distance Indoor/Urban>2km
LoRaWAN Activation OptionsActivation Over Air (OTAA)
Activation by Personalization (ABP)
User Selectable
LoRaWAN PortUser Selectable
Adaptive Data RateAvailable
Uplink Data RateSF10 / 125 kHz / 980 bps
SF9 / 125 kHz / 1760 bps
SF8 / 125 kHz / 3125 bps
SF7 / 125 kHz / 5470 bps
Tx Power Level0 to 16dBm Configurable
LoraWAN ClassClass A
Class C
ETHERNET SWITCH TECHNOLOGYEthernet StandardsIEEE 802.3 for 10Base-T
IEEE 802.3u for 100Base-T(X)
IEEE 802.3x Flow Control
Mac Table1K MAC address entry
ProcessingStore-and-Forward
Memory448K bits packet buffer memory
MODBUS CHARACTERISTICS
Modbus Protocol
Modbus TCP or RTU
Selectable by User
Modbus Devices
Up to 10 Modbus command can be defined by User
Modbus Address
Independently selectable by User
Modbus Function Code
Read Coil Status (FC=01)
Read Input Status (FC=02)
Read Holding Registers (FC=03)
Read Input Registers (FC=04)
Selectable
Modbus Command Setting
Register Adress
Total Number of Registers
Query Interval
Time Out
Independently Selectable for each command
Modbus RTU Serial Settings
Serial interface RS232 or RS485
Serial data settings and Baud Rate
Independently Selectable for each command
CONNECTORS AND PORTS
SMA Antenna Connector for LoRa
1 Standard SMA female interface, 50 ohm
Console Port
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 TLM (Activity of device itself)
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
Input Range100 - 240V AC (120 – 370V DC), 50Hz to 60Hz AC input
IsolationWithstand Voltage: 3kV AC
Isolation Resistance: 100M Ohms / 500V DC / 25 °C / 70% RH
Overload Protection115% ~ 190% rated output power
Protection type: Hiccup mode, recovers automatically after fault condition is removed
PHYSICAL AND ENVIRONMENTAL CHARACTERISTICS
Enclosure
Metal, IP 40
Dimensions
43 x 95 x 124 (w x d x h) mm
Weight
~380gr
Storage Temperature
-40 to 85°C
Operating Temperature
-30 to 70 °C
Operating Humidity
10% to 95%Non-condensing
TLM474: 923MHz LoRaWAN EndNode Modem with Modbus TCP/RTU Scheduler, 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
