TRS-130X RS232&485 to SDI-12 Converter Description：

User Manual(CN) User Manual(EN) Software

What is SDI-12?

SDI-12 (Serial Digital Interface) is a serial digital interface with a baud rate of 1200. The SD-12 communication standard, a serial data communication interface protocol widely applied in environmental monitoring around European and American countries in recent years, is now widely used in multi-parameter measurement and control of industry and agriculture, hydrological and meteorological monitoring of rivers, lakes, and seas, as well as in animal husbandry and food production, through which data can be can transmitted over long distances.

Application scenarios

The SDI-12 Interface Protocol Converter, an advanced device widely used in fields such as agriculture, environmental monitoring, meteorological research, and hydrological measurement, etc., has features of high reliability, stable performance, and easy operation, which can effectively convert data between SDI-12 interface and other interfaces, providing users with a convenient and fast user experience.

In the field of agriculture, the SDI-12 Interface Protocol Converter can convert the soil moisture, temperature, gas concentration and other data measured by sensors into general analog or digital signals for output through the SDI-12 interface, so that users can better control the growth environment of crops and improve yield and quality. In addition, it can also be integrated into irrigation systems, automatically adjusting the irrigation amount based on soil moisture conditions, thus, achieving intelligent agricultural management.

In terms of environmental monitoring, the SDI-12 Interface Protocol Converter can output measurement data from various environmental parameter sensors through the SDI-12 interface, including air temperature and humidity, air pressure, wind speed and direction, to meet the needs of environmental monitoring. For example, in meteorological research, researchers can integrate data from various meteorological parameter sensors into the meteorological station system via this product, accurately monitoring and predicting meteorological changes, and providing convenience for meteorological forecasting.

In addition, the SDI-12 Interface Protocol Converter also plays an important role in the field of hydrological measurement. By converting the data measured by sensors such as water level, flow rate, and rainfall into SDI-12 interface outputs, real-time transmission and remote monitoring of hydrological observation data can be achieved, which is of great significance for water resource management, flood warning, and river flow regulation, etc.

The SDI-12 Interface Protocol Converter is simple to operate. Data transmission and processing can be achieved only by connecting the sensor to the converter which is connected to a data acquisition system or a computer. Meanwhile, it supports data recording and storage functions, allowing users to query historical data at any time and perform data analysis and comparison. In addition, various output interface options are provided, including RS485, RS232, USB, etc., so that users can choose the interface according to their actual needs.

In summary, the SDI-12 Interface Protocol Converter, a high-performance, reliable, and easy to operate device, could be widely applied in fields like agriculture, environmental monitoring, meteorological research, and hydrological measurement. Fast and accurate data transmission and analysis processing can be achieved by seamlessly integrating with various sensors, providing users with a comprehensive solution. No matter you are an agricultural producer, an environmental researchers, or a hydrological observation professionals, you can definitely rely on this powerful device to better carry out your work and achieve better results.

Annotated Schematic Diagram

Physical Connection Diagram

Features

Transparent mode bidirectional data logger

Fully comply with SDI-12

Send SDI-12 command and return a response

Low energy consumption

Using single or multiple sensors in one cable

Multiple indicator lights of operational status

This device can be used for long-term unmanned operations

A 1000 m cable length can connect up to 10 sensors

Basic parameters

Input voltage: DC 3.6V-30V

Static power consumption: 12V@96uA

Transmission distance: 1200 meters

Power output: 5V@250mA

Baud rate: 1200

Communication protocol: Standard SDI-12 transparent transmission

Working temperature: - 40℃~70℃

Number of supporting addresses: 62

Applicable operating system：Windows, Linux and Apple