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- 葡萄酒 | 威士忌 | 白兰地 | 啤酒 -
- 葡萄酒 | 威士忌 | 白兰地 | 啤酒 -
The SeDTU300 series 4G data terminal unit is a wireless data terminal designed for industrial applications, leveraging LTE 4G networks to provide a reliable wireless data transmission channel over TCP/IP. It enables seamless wireless communication between serial devices at remote control stations and central control systems, facilitating remote industrial field control.
Equipped with RS-232 and RS-485 interfaces and rich I/O ports, the SeDTU300 directly connects to serial devices to achieve transparent data transmission and I/O data acquisition. It supports local PC-based configuration tools, AT command configuration, and TCP/IP remote configuration, streamlining on-site installation and post-maintenance processes. This simplifies deployment, significantly improves efficiency, and reduces overall operational costs, delivering a seamless wireless communication experience to users.
Supports LTE 4G CAT4/CAT1
Supports Flexible Installation Options：Din rail mounting and wall mounting
Supports APN/VPDN
Supports HJ212-2017 Protocol
Supports Ntrip Protocol
Supports TCP、UDP、MQTT、HTTP、TLS（Optional）
Supports Modbus TCP/RTU protocol conversion ，Supports converting Modbus data to JSON format for reporting
Supports Dual data center backup transmission and multi-data center synchronization (up to 4 centers)
Local serial port configuration/upgrade and cloud-based remote management
Supports Standard RS-232 and RS-485 interfaces for direct device connection
Supports Active data polling and reporting functionality
Local data storage (optional)
GPS positioning (optional)
Supports 2 configurable DI/DO channels
Supports 2 analog input (AI) channels (default: 0–20 mA current input, optional 0–3.3V voltage input)
Supports Software and hardware watchdogs to ensure reliable operation
| 硬體效能 | |
| 閃光 | 8MB SPI FLASH |
| SRAM | 256KB |
| 網路支援 | Industrial-grade 4G module，Supports seven-mode full network，Supports NB module |
| RTC | Time Synchronization: Uses NTP technology with an integrated RTC (Real-Time Clock) |
| 介面 | |
| 串列埠 | 1*RS232 and 1*RS485 interface，with built-in 15KV ESD protection
Serial port parameters as follows： Data bits：7, 8 bits Stop bits：1、2 bits Parity：None, Even, Odd parity Serial port baud rate：1200~115200bits/s |
| IO | 2 configurable DI/DO channels
2 analog input (AI) channels (default: 0–20 mA current input, optional 0–3.3 V voltage input) |
| 指標 | 1 PWR light, 1 ACT light, 1 Online light |
| SIM 卡介面 | 1 (drawer-type SIM card slot, supports 1.8V/3V SIM/UIM Cards) |
| 天線介面 | 1 (3G/4G antenna, impedance 50 ohms, SMA female antenna interface) |
| 電源 | Terminal power, with built-in power reverse protection and overvoltage protection |
| 電源特性 | |
| Power Supply | External power adapter: 9V, 1A |
| 操作電壓 | Wide DC input range: 5–36V (expandable to 5–60V) |
| Communication Current | ＜100mA·(12V) |
| 操作條件 | |
| 操作溫度 | -35~+75℃ (-31~+167℉) |
| 儲存溫度 | -40~+85℃ (-40~+185℉) |
| 操作濕度 | 5%~95% (非冷凝) |
| 裝置通風 | 自然散熱、無噪音 |
| Physical Features | |
| Casing material | 金屬外殼 |
| 尺寸 | Length*width*height 119*59*26mm (excluding antenna mounting components) |
| Installation Methods | Desktop placement, DIN rail mounting, wall-mounted |
| 重量 | Net weight：0.20KG（excluding antenna and mounting components） |
| Gross weight：0.40KG（with accessories and packaging box） | |
| 裝置安全性與可靠性 | |
| Safety and Reliability | Power reverse protection, overvoltage protection, overcurrent protection; RS232/RS485 interface with built-in 15KV ESD protection; SIM/UIM card interface with built-in 15KV ESD protection |
| 保護等級 | IP30 |
| 認證 | Complies with CCC、Rohs |
| MTBF | ≥100,000小時 |
Cat4-SeDTU300Mo
