China Suppliers Factory SM200-A Industrial-Grade HART to RS485 Protocol Converter with Integrated Display

Introducing the SM200-A HART data display instrument, a cutting-edge device that seamlessly integrates RS232/RS485 communication with the HART protocol. This compact RTU utilizes high-precision operational amplifiers and advanced interface chips, powered by a top-tier ARM single-chip microprocessor. Its core features include robust hardware watchdog circuits and reliable input and output circuits. The SM200-A also incorporates specialized HART modulation and demodulation chips, ensuring excellent cost performance and consistent reliability. As a leading choice among China suppliers and manufacturers, our factory is dedicated to providing high-quality instruments designed for excellent performance in various industrial applications

Product Description

Application diagram of SM200-A HART Data Display and KROHNE IF300 Instruments
Application diagram of SM200-A HART Data Display and Rosemount pressure transmitter

Frequently Asked Questions

What is the main function of the SM200-A HART Data Display?

The SM200-A HART Data Display is designed to read and display process variables directly from HART-compatible smart instruments (such as pressure, temperature, or flow transmitters) without interrupting the 4-20mA loop signal.

How does the SM200-A interface with KROHNE IF300 instruments?

It connects in series or parallel to the 4-20mA HART loop of the KROHNE IF300. It polls the instrument's HART data to display real-time measurements on its screen.

Can the SM200-A work with Rosemount pressure transmitters?

Yes, the SM200-A is fully compatible with Rosemount pressure transmitters (like the 3051 series) and other standard HART protocol devices.

Does the SM200-A require an external power supply?

The SM200-A is typically loop-powered from the 4-20mA current loop, requiring no external power supply for basic operations, making installation simple.

What parameters can the SM200-A display?

It can display the primary variable (PV), current value (mA), percentage, and secondary variables supported by the connected HART instrument.

Where can I access wiring and application diagrams?

Detailed application diagrams are provided in the technical resource section for both KROHNE and Rosemount configurations to ensure correct installation.

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