Wholesale HART to MODBUS Transmitter SM100-HHE: Reliable China Suppliers & Factory for Intelligent 4-20mA Solutions Suppliers, Factory

The SM100-HHE Series HART Intelligent Transmitter is a cutting-edge product developed in China, utilizing advanced ARM microprocessors and dedicated HART protocol modulation and demodulation chips. This transmitter is designed with industrial standards in mind, ensuring high reliability and stability, making it an excellent choice for various applications. As a top supplier in the field, our factory assures that this intelligent transmitter comes equipped with a standard RS485 interface for seamless data transmission. It enables real-time communication with HART protocol-enabled intelligent instruments, and can also convert data to MODBUS_RTU protocol for efficient reading, Utilizing the Bell202 Frequency Shift Keying (FSK) standard, the HART protocol allows modulated digital signals to be superimposed on the 4-20mA analog signal, facilitating two-way data communication without disruption to the analog signal. The SM100 Series Intelligent Transmitter excels as an intelligent device, performing effective modulation and demodulation between digital and analog signals. Choose us for reliable and innovative solutions in industrial instrumentation!

Product Description

Product Specifications

  • Equipped with two standard RS485 communication interfaces for parameter configuration, changing communication baud rate, and parity bit. Independent of the 1200 communication speed on the HART bus to improve system operating speed.
  • Adopts an industrially universal module housing for easy installation and debugging in various environments.
  • Dedicated configuration software included for seamless parameter setting of the Intelligent Transmitter and data communication with HART protocol-enabled instruments.
  • Full support for standard MODBUS RTU protocols for broad industrial compatibility.
  • Compatible with Yokogawa HART protocol smart instruments and various specialized HART protocol devices.
  • Each HART channel is electrically isolated, ensuring instrument current output remains stable and unaffected by other channels.

Main Parameters

Power Supply Input
DC 12 ~ 24 V, ripple ≤ 200 mV, current 100mA
Shell Dimensions
116 mm (L) × 120 mm (W) × 24 mm (H)
Working Temperature
-20 ℃ ~ + 80 ℃
Relative Humidity
10% ~ 80%

Product Features

  • The SM100HHE series supports dual Modbus outputs for redundant or parallel data processing.
  • High-capacity connectivity: supports simultaneous connection of multiple HART instruments.

Frequently Asked Questions

What communication interfaces are available on the SM100-HHE?
The device features two standard RS485 interfaces. These allow for flexible parameter configuration, such as adjusting baud rates and parity bits, while operating independently of the HART bus speed.
Is it compatible with standard industrial protocols?
Yes, it fully supports the standard MODBUS RTU protocol, ensuring it can integrate easily with most PLCs, SCADA systems, and industrial controllers.
How does the device handle multiple HART instruments?
The SM100-HHE is designed to connect multiple HART instruments. Each channel is electrically isolated to prevent interference, ensuring that the current output of one instrument does not affect others.
What are the environmental operating limits?
The module is built for rugged industrial use, operating within a temperature range of -20 ℃ to +80 ℃ and a relative humidity range of 10% to 80%.
Does it support specific brand protocols like Yokogawa?
Yes, it specifically supports Yokogawa HART protocol smart instruments. Furthermore, users can customize instructions to read data from various other specialized HART instruments.
What power supply is required for installation?
The device requires a DC 12 ~ 24 V power input with a current of 100mA. It is recommended to keep the power supply ripple below 200 mV for optimal performance.

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