PLC Based Automation Solutions and Communication System
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NT-7100-4G Series
NT-7100-4G Series
4G Remote Terminal Unit with Modbus RTU or TCP/IP
NT-7100-4G series RTU with DI, DO, AI, RS485 standard electrical interface, it can connect various industrial equipment, such as PLC, meters, sensors, electrical switches for monitoring real-time running status and data of industrial field, and communicate with central monitoring system by Ethernet and 4G. It efficiently acquires the remote equipment operating parameters and process management, can be widely used in industrial automatic control, base station / computer room monitoring, environmental monitoring, water conservancy project, power industries, agriculture, etc.
4G communication features
- Optional inside 4G or 4G+GPS module
- As client, TCP/IP connect servers (support static IP address or domain)
- Support MQTT, NT_IO, http post protocol
- Support connect NT cloud
- Support SMS alarm and control, can setup 5 user phone numbers
- Introduction
- Application
- Specification
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Introduction
Application
Specification
| System | |
| CPU | STM32 |
| Power Supply | 9–28 V DC |
| Power Consumption | 12 V input: Max. 150 mA / Average 50 mA |
| Working Environment | -30 °C ~ +70 °C, 5% ~ 95% RH (non-condensing) |
| RTC | Updates automatically via NTP or manually |
| Communicationt | |
| Ethernet | 1 port RJ45, 10M/100M adaptive |
| RS-485 Ports | 2 ports, baud rate: 1200~115200 bps, default 9600, N, 8, 1 |
| USB | Configuration port, connects to PC, provides configuration software |
| IO Ports | |
| Digital Input |
Dry contact trigger Can act as pulse counter (counting frequency: 50Hz) |
| Digital Output (Transistor) |
Drive voltage = power supply voltage Drive current ≤ 500mA Normal open |
| Digital Output (Relay) |
Normal open Contact load: 5A / 250VAC, 30VDC |
| Analog Input |
Receive 4-20mA Sampling frequency: 33Hz, 16-bit precision |
| Temperature Input |
Connect DS18B20 temperature probe Measurement range: -55℃ ~ 125℃ |
| Physical | |
|---|---|
| Dimension | 128 × 77 × 33 mm |
| Weight | 390 g |
| Protection | IP30 |
| Installation | DIN rail mounting or screw fixing |
| 4G Options | |
|---|---|
| Frequency Options |
Option 1 – EU: LTE-FDD B1/3/5/7/8/20/28, LTE-TDD B38/40/41, WCDMA B1/5/8, GSM/EDGE B3/8 Option 2 – AU: LTE-FDD B1/2/3/4/5/7/8/28/66, LTE-TDD B40, WCDMA B1/2/4/5/8, GSM/EDGE B2/3/5/8 Option 3 – A: LTE-FDD B2/4/12, LTE-TDD —, WCDMA B2/4/5, GSM/EDGE — |
| 4G Working Area |
Option 1 – EU: Europe, Middle East, Africa, Korea, Thailand, Southeast Asia Option 2 – AU: Australia, New Zealand, Latin America, Taiwan Option 3 – A: The United States, Canada |
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