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HART to MODBUS & RS485 Converter - SM100-HHE Intelligent Transmitter from China Suppliers and Factory

The SM100-HHE Series HART Intelligent Transmitter is an advanced product engineered with ARM microprocessors and dedicated HART protocol modulation and demodulation chips. Developed by reliable China suppliers, this intelligent transmitter is built to meet rigorous industrial standards, ensuring high reliability and stability for various applications, Equipped with a standard RS485 interface, the SM100-HHE enables seamless data transmission with HART protocol-enabled intelligent instruments, as well as the capability to convert data to MODBUS_RTU protocol for efficient reading. This unique feature allows for real-time data communication, making it a valuable asset in any industrial environment, Utilizing the Bell202 Frequency Shift Keying (FSK) standard, the HART protocol overlays modulated digital signals onto the 4-20mA analog signal, facilitating two-way data communication without disrupting the analog signal. The SM100 Series Intelligent Transmitter excels at performing two-way modulation and demodulation between digital and analog signals, making it an ideal choice for manufacturers looking for quality solutions from a trusted factory

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

Q What are the power input requirements for the SM100-HHE?

The SM100-HHE requires a power supply input voltage of DC 12 ~ 24 V, with a current of 100mA, and the ripple of the power supply must not exceed 200 mV.

Q How many Modbus outputs does the SM100HHE support?

The SM100HHE supports 2 Modbus outputs and offers standard MODBUS_RTU protocol support.

Q Can the transmitter connect to Yokogawa HART instruments?

Yes, it fully supports Yokogawa HART protocol smart instruments, as well as a variety of other special HART protocol intelligent instruments.

Q Are the HART channels isolated from each other?

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

Q What is the operating temperature range for this device?

The device is designed to work in temperatures ranging from -20 ℃ to + 80 ℃, with relative humidity levels between 10% and 80%.