Home >
Converter >
Wholesale HART Smart Converter SM181-01-A | 4-20mA to RS485 | Reliable China Suppliers & Factory Manufacturers, Suppliers
1 / 3
Wholesale HART Smart Converter SM181-01-A | 4-20mA to RS485 | Reliable China Suppliers & Factory Manufacturers, Suppliers
The SM181-01-A HART Smart Converter is a cutting-edge product developed by a team of experts utilizing an ARM microprocessor and HART protocol modem chip, drawing from extensive practical experience. This reliable and stable device is designed to meet the stringent requirements of industrial applications. As one of the leading suppliers in China, we provide an intelligent converter equipped with a standard RS485 interface, enabling seamless data transmission with HART protocol intelligent instruments, This innovative converter also facilitates the conversion to MODBUS RTU protocol for efficient data reading, ensuring real-time data communication. The HART protocol employs the Bell202 Frequency Shift Keying (FSK) standard, which superimposes a digital signal onto the 4 to 20 mA analog signal. This allows for bidirectional data communication without any interference with the analog signal. The SM181-01-A HART Smart Converter effectively modulates and demodulates both digital and analog signals, making it an essential tool for industrial processes. As a trusted factory in China, we are committed to delivering high-quality solutions to meet your automation needs
Equipped with standard RS485 communication interface for parameter configuration, communication baud rate and parity check. It is independent of the 1200 communication speed on the HART bus, thus improving the operation speed of the whole system.
Adopt industrial universal module shell, which is convenient for installation and commissioning.
It is equipped with special configuration software, which can configure the parameters of SM181-01-A HART intelligent converter, and can communicate with HART protocol intelligent instrument through the intelligent converter.
Support for standard MODBUS _ RTU protocols.
Support a variety of special HART protocol intelligent instruments, and can customize the instructions for reading special HART instruments.
It has the functions of analog quantity acquisition and high-precision A/D simultaneous sampling.
The range and zero point of collected data can be configured.
With power-off memory function, parameters do not need to be reset after power off.
Product Features
SM181-01-A simultaneously collects HART and 4-20mA output 485
Main Parameters
Power supply input voltage: DC 12 ~ 24 V, the ripple of the power supply shall not be greater than 200 mA, and the current shall be 100mA.
Shell size: length 96 mm × width 80 mm × height 25 mm.
Working temperature: -20 ℃ ~ + 80 ℃.
Relative humidity: 10% ~ 80%.
Frequently Asked Questions
What is the primary function of the SM181-01-A converter?
The SM181-01-A is designed to simultaneously collect HART protocol data and 4-20mA analog output, transmitting the integrated information via an RS485 communication interface.
Which communication protocols are supported by this device?
The converter supports standard MODBUS RTU protocols and is compatible with standard RS485 interfaces. It also supports various specialized HART protocol intelligent instruments.
What are the power supply requirements for the SM181-01-A?
It requires an input voltage of DC 12 to 24 V, with a power supply ripple limit of no more than 200 mA, and operates at a current of 100mA.
Does the converter retain configured parameters during a power failure?
Yes, the device features a built-in power-off memory function. All configured parameters are saved and do not need to be reset after power is restored.
What are the dimensions and operating environment limits?
The physical shell dimensions are 96 mm (length) × 80 mm (width) × 25 mm (height). It operates reliably in temperatures ranging from -20 ℃ to +80 ℃ and relative humidity between 10% and 80%.
Is there configuration software provided?
Yes, it is equipped with special configuration software that can configure the parameters of the SM181-01-A and facilitate communication with HART protocol intelligent instruments.
