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HART to MODBUS Converter SM101-B - Reliable RS232 & RS485 Interfaces from China Suppliers and Factory

The SM101-A(B) is an advanced HART intelligent converter manufactured by JIAXING SONGMAO, a leading supplier and factory based in China. This device is engineered using ARM microprocessor technology and features a dedicated HART protocol modulation and demodulation ASIC, making it highly reliable for various industrial applications. With high stability in mind, the SM101-A(B) is designed for seamless integration into industrial environments, Equipped with standard RS232 and RS485 interfaces, this intelligent converter ensures transparent data transmission to HART protocol-compliant intelligent instruments or can convert data to MODBUS_RTU Protocol for effective data retrieval. This guarantees real-time data transmission without compromising the integrity of 4-20mA analog signals, Utilizing the Bell202 Frequency Shift Keying (FSK) standard, the HART protocol enables bidirectional data communication without interfering with the analog signal, ensuring optimal performance of the SM100 series intelligent converters. Partner with our factory in China for top-quality instrumentation solutions that meet your industrial needs

Product Details

Product Specifications

Equipped with standard RS232 and RS485 communication interfaces, which can be used to configure parameters, change communication baud rate and parity bit. It don’t influence the communication speed of 1200 on the HART bus, which improves the running speed of the whole system.
Adopted with Industrial General Module shell to ensure easy installation and debug.
With exclusive configuration software, it can be configured with parameters, and communicate with HART Protocol intelligent Instrument for data transfer.
Supports the standard MODBUS_RTU protocol.
Supports a variety of special HART protocol Intelligent Instruments, and can be customized to read the instructions from special HART instruments.

Product Features

SM101-A (B) collects hart signals, outputs Modbus signals.
SM101-A (B) can be installed vertically, saving more space.

Main Parameters

Input Voltage of Power DC12V～24V (ripple ≤ 200mA, current needs to be 100mA)

Physical Dimensions 96mm × 80mm × 25mm (L × W × H)

Operation Ambient Temp -20℃ ～ +80℃

Relative Humidity 10% ～ 80%

Frequently Asked Questions (FAQ)

What communication interfaces does the device feature?

The device is equipped with standard RS232 and RS485 communication interfaces, which are used to configure parameters and change the communication baud rate and parity bit.

Does the communication interface affect the HART bus speed?

No, configuring parameters and changing communication settings through the RS232/RS485 interfaces does not influence the communication speed of 1200 on the HART bus, which ensures high overall system run speeds.

What protocols are supported by SM101-A (B)?

It supports the standard MODBUS_RTU protocol, collects HART signals, and outputs Modbus signals for seamless data transfer.

Can it be customized for special HART protocol instruments?

Yes, it supports a variety of special HART protocol Intelligent Instruments and can be fully customized to read specific instructions from those instruments.

What are the power and environmental requirements?

The input voltage requires DC12V～24V (ripple ≤ 200mA, current at 100mA). It operates in ambient temperatures between -20℃ and +80℃, with a relative humidity of 10% to 80%.