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HART to MODBUS Converter: SM100-HHE Intelligent Transmitter from China Suppliers and Factory

The SM100-HHE Series HART Intelligent Transmitter is an advanced solution crafted by a leading China factory, utilizing ARM microprocessors and dedicated HART protocol modulation and demodulation chips. Built with a focus on high reliability and stability, this intelligent transmitter adheres to strict industrial product standards. It comes equipped with a standard RS485 interface, facilitating seamless data transmission with HART protocol-enabled intelligent instruments or converting data to MODBUS_RTU protocol for efficient reading, ensuring real-time data availability, Employing the Bell202 Frequency Shift Keying (FSK) standard, the HART protocol overlays modulated digital signals on the traditional 4-20mA analog signal. This innovative design allows for two-way data communication without disrupting the 4-20mA signal. The SM100 Series Intelligent Transmitter is a smart device designed for proficiently managing two-way modulation and demodulation between digital and analog signals. Choose our reliable product and connect with trusted suppliers in the industry for your HART communication needs

Product Details

Product Specifications

Equipped with two standard RS485 communication interfaces for parameter configuration, changing communication baud rate, and parity bit. It is independent of the 1200 communication speed on the HART bus, thereby improving the operating speed of the entire system.

Adopts an industrially universal module housing for easy installation and debugging.

Comes with dedicated configuration software for parameter setting of the SM100-HHE Series Intelligent Transmitter, and enables data communication with HART protocol-enabled intelligent instruments through the intelligent transmitter.

Support for standard MODBUS_RTU protocols.

Support Yokogawa HART protocol smart instrument.

Support a variety of special HART protocol intelligent instruments, and can customize the instructions for reading special HART instruments.

Each HART channel is isolated from each other without affecting the instrument current output.

Main Parameters

Power Supply Input

DC 12 ~ 24 V (Ripple ≤ 200 mV, Current 100mA)

Shell Size

116 mm (L) × 120 mm (W) × 24 mm (H)

Working Temperature

-20 ℃ ~ + 80 ℃

Relative Humidity

10% ~ 80%

Product Features

SM100HHE supports 2 Modbus outputs.

SM100HHE supports connecting multiple HART instruments.

Frequently Asked Questions

What standard protocols does the SM100-HHE Series Intelligent Transmitter support?

The SM100-HHE supports standard MODBUS_RTU protocols, Yokogawa HART protocol smart instruments, and various special HART protocol intelligent instruments with customized instructions.

How many communication interfaces are equipped on the transmitter?

It is equipped with two standard RS485 communication interfaces for parameter configuration, changing communication baud rate, and parity bit settings.

What are the power requirements for the SM100-HHE?

The input voltage must be DC 12 ~ 24 V. The power supply ripple should not exceed 200 mV, and the operating current is 100mA.

Are the HART channels isolated from one another?

Yes, each HART channel is completely isolated from the others, ensuring that the instrument current output is not affected.

What are the physical dimensions and operating environment limits?

The shell size is 116 mm long × 120 mm wide × 24 mm high. It operates within a temperature range of -20 ℃ to +80 ℃ and a relative humidity of 10% to 80%.