Smart Meter Data Transfer Unit 4G Bluetooth
Product ID: TD-DTU-SE
TD-DTU-SE Smart Meter Data Transfer Unit 4G is a device designed for data acquisition and remote transmission.It features a built-in high-capacity battery, eliminating the need for external power supply, and addresses the challenge of data acquisition and transmission in scenarios where power supply is unavailable on-site.
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Power
9-36VDC
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Wireless
4G/Bluetooth
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Baud Rate
300-115200bps
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Temperature
-35～+75℃
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Features
Product Introduction
TD-DTU-SE is a device designed for data acquisition and remote transmission.It features a built-in high-capacity battery, eliminating the need for external power supply, and addresses the challenge of data acquisition and transmission in scenarios where power supply is unavailable on-site.Equipped with a 4G Cat-1 wireless communication module, it supports 2G+4G networks and GNSS positioning.The built-in wireless communication module adopts a modular design based on the Mini-PCIE standard interface, offering a variety of modules with different frequency bands to adapt to wireless networks in various countries and regions worldwide, enabling remote data acquisition and transmission.
Strong Compatibility
Supports multiple photoelectric ports and adapts to various communication interfaces of on-site meters.
Available Range
All Protocols for Water Meters, Electricity Meters, Gas Meters, and Heat Meters are Supported for Plug and Play, Without the Need for Additional Development. DTU can Achieve Remote Control and Environmental Data Collection.
Multi-Mode All Network Connectivity
According to Different Countries Using Different Communication Cards, Users Can Freely Choose 2G/3G/4G And Different Data Packets. The Communication Cards Provided By Tespro Are Suitable for Global Use.Multiple-mode Full Network Supported, Suitable for the Global Communication Network. the Only Thing You Need to Do Is to Buy a New Commnunication Card and Insert it. then Put It into Work.
Supported Protocols and Methods
We know there are many protocols, and matching devices to different protocols can be annoying. But HHT supports all protocols.
Tech Specs
Metering Equipment Technical Data
| Category | Parameter Name | Parameter Description |
| Basic Information | Power Supply | 9-36VDC |
| Indicator Lights | Power/Network/Communication/Bluetooth | |
| Region/Channel | Global | |
| Reference Dimensions | 92mm*81mm*24mm | |
| Frequency Bands | LTE-FDD | B1/2/3/4/5/7/8/12/13/18/19/20/25/26/28 |
| LTE-TDD | B38/39/40/41 | |
| WCDMA | B1/2/4/5/6/8/19 | |
| GSM/EDGE | B2/B3/5/8 | |
| GNSS | GPS,GLONASS,BDS,Galileo,QZSS(Optional) | |
| Data Information | LTE-FDD | Max10Mbps(Downlink)/5Mbps(Uplink) |
| LTE-TDD | Max8.96Mbps(Downlink)/3.1Mbps(Uplink) | |
| WCDMA | Max384kbps(Downlink)/384kbps(Uplink) | |
| EDGE | Max296kbps(Downlink)/236.8kbps(Uplink) | |
| GPRS | Max107kbps(Downlink)/5.6kbps(Uplink) | |
| Output Power | LTE-FDD | Class3(23dBm±2dB) |
| LTE-TDD | Class3(23dBm±2dB) | |
| WCDMA | Class3(24dBm+1/-3dB) | |
| GSM850 | Class4(33dBm±2dB) | |
| Serial Port Parameters | Number of Serial Ports | 1×RS232,1×RS485(Can operate simultaneously) |
| Serial Port Pins | RS232-Terminal(V/TX/RX/GND),RS232-DB9(2-RX/3-TX/5-GND),RS485-Terminal(A/B/G) | |
| Data Bits | 7,8 | |
| Stop Bits | 1,2 | |
| ParityBits | NONE,ODD,EVEN | |
| Baud Rate | 300-115200bps | |
| Hardware Interface | SIM Card Slot | External SIM Card Slot,Standard Mini SIM |
| Bluetooth Antenna | 1×Bluetooth Antenna,SMA Female Connector | |
| 4G Antenna | 1x4G Antenna,SMA Female Connector | |
| Reload Button | Button Hole | |
| Power Socket | DC socket | |
| Network Parameters | Network Protocols | TCP/UDP/MQTT |
| Working Modes | TCP Client,UDP Client,MQTT Client | |
| SSL Encryption | Supported | |
| MQTT Transmission | Supported | |
| TCP Transmission | Supported | |
| DUP Transmission | Supported | |
| Temperature & Humidity Range | Operating Temperature | -35～+75℃ |
| Operating Humidity | 5%~95%(Non-condensing) | |
| Storage Temperature | -35～+75℃ | |
| Storage Humidity | 5%~95%(Non-condensing) | |
| Durability | Reverse Polarity Protection | Supported |
| Over voltage&Over current Protection | Supported | |
| Lightning Protection | Supported | |
| Surge Protection | Supported |
Product Dimensions
Explore our Solutions
Smart Metering Communication Solutions
Offering multi-protocol optical acquisition products for stable and efficient data transmission across diverse metering needs.
Case
Product Case
The TD-DTU-SE can be installed on the distribution cabinet rail to collect data on voltage, current, power factor, etc., and upload it to the power monitoring system. This enables timely detection of anomalies and necessary corrective actions.
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Frequently Asked Questions
To help you better understand our products' performance, compatibility, and usage, we’ve compiled answers to commonly asked questions. If your inquiry isn’t listed below, feel free to contact us directly for further assistance.
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Are these products compatible with my current system?
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Most products support cross-platform protocols and work with Android, iOS, and Windows systems. Please refer to the product specifications for exact compatibility.
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What communication methods are supported?
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Most devices support multiple communication modes such as Bluetooth, USB, and Wi-Fi to meet various application needs.
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Do the products offer water and dust protection?
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Yes, most of the products are rated at least IP54, providing resistance against dust and water splashes in industrial environments.
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Can data be transmitted remotely?
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Some models support wireless data transmission via Wi-Fi or 4G/5G networks, enabling real-time upload to cloud platforms or backend systems.
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How are the devices powered?
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Devices typically feature rechargeable batteries with runtimes ranging from 8 to 24 hours, and can be recharged via USB.
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Do you offer product customization?
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Yes, we provide customization options such as protocol support, casing design, and mounting solutions. Please contact us for more details.
