Industrial LoRaWAN DTU Wireless RS485 RS232 Terminal

Key Features

Supports RS232/RS485 active data polling with scheduled intervals
Conditional data reporting when consecutive readings differ
Transparent RS232/RS485 over LoRaWAN data transmission
Remote configuration for DTU parameters and commands
Adjustable transmit power: D9L 22dBm, D9P 27dBm
Interfaces: 1×RS232-DB9 (TXD/RXD/GND), 1×RS485 (A+/B-)
Compatible with LoRaWAN 1.0.3 and below, Class A/Class C mode
Custom user communication protocols and heartbeat packets
DIN rail 35mm industrial mounting
Robust design: operating -40~85°C, storage -50~95°C, 0–95% humidity

Product Description

1. Description

Industrial-grade LoRaWAN DTU integrating RS485 and RS232 interfaces for wireless data collection and remote control. Supports custom protocols, conditional reporting, and transparent data transmission, ideal for reliable IoT network deployment.

2. Product Overview

JW-D9L series LoRaWAN DTU is an industrial wireless data terminal designed to simplify network upgrades for existing serial devices. It enables remote, reliable, and low-cost IoT data collection through LoRaWAN wireless communication. The DTU supports active polling of RS485/RS232 devices, conditional trigger reporting, and transparent data forwarding. It is fully configurable with custom protocols, heartbeat packets, and command scheduling, making it highly adaptable to various industrial monitoring and control applications. DIN rail mounting, wide temperature range, and robust electrical isolation ensure stability in harsh environments.

Parameter	D9L	D9P
LoRa Output Power	-1~22dBm	-1~27dBm
SF Range	SF7–SF12 adjustable	SF7–SF12 adjustable
Receiver Sensitivity	-135dBm @ SF12 BW125kHz	-135dBm @ SF12 BW125kHz
LoRaWAN Bands	EU433, CN470, CN779, EU868, AS923, AU915, KR920	EU433, CN470, CN779, EU868, AS923, AU915, KR920
RS232/RS485 Isolation	Full, 15kV ESD protection	Full, 15kV ESD protection
RS232 Default	115200bps, 8N1	115200bps, 8N1
RS485 Default	9600bps, 8N1	9600bps, 8N1
Power Supply	DC12V 1A	DC12V 1A
Power Consumption	≤0.5W	≤1W
Dimensions	87.65×36.54×59.3mm	87.65×36.54×59.3mm
Weight	0.5kg	0.5kg

3. Accessories

1 × DTU Main Unit
1 × DC12V 1A Power Adapter
1 × LoRa Antenna (Blade or Suction)

4. Application Scenarios：

Industrial IoT networks for factory automation and equipment monitoring
Smart agriculture for sensor data collection and remote control of irrigation systems
Water and environmental monitoring for real-time data acquisition
Energy and utility systems for remote telemetry and control
Urban infrastructure monitoring and smart city applications

FAQ

Q

1. What is the difference between D9L and D9P?

A

D9L supports 22dBm transmit power, while D9P provides 27dBm for extended range.
Q

2. Can I use custom protocols?

A

Yes, JW-IoT DTU supports custom communication protocols.
Q

3. Is remote configuration possible?

A

Yes, DTU parameters and commands can be modified remotely via LoRaWAN.
Q

4. What are the operating conditions?

A

Operating: -40~85°C, Storage: -50~95°C, Humidity: 0–95% non-condensing.
Q

5. What interfaces does it provide?

A

1×RS232-DB9 and 1×RS485 for flexible device connectivity.
Q

6. Does it support LoRaWAN Class A and C?

A

Yes, fully compatible with LoRaWAN 1.0.3 standards.
Q

7. Can it be mounted in industrial setups?

A

Yes, it supports 35mm DIN rail mounting.
Q

8. Which frequency bands are supported globally?

A

EU433, CN470, CN779, EU868, AS923, AU915, KR920.
Q

9. How does JW-IoT support integration?

A

JW-IoT provides setup guidance, network configuration, and protocol integration support.