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HART to 4-20mA & RS485 Converter - China Suppliers & Factory SM100-T-B-8 Multi-Variable Current Output Device

The SM100-T-B-8 multi-variable current output converter is a cutting-edge device that seamlessly integrates HART protocol, RS485 communication, and multi-variable current output functionalities. Manufactured in China, this product is designed with a robust interface chip, a hardware watchdog circuit, and an embedded HART modem chip, ensuring stable performance and exceptional cost-effectiveness. As a leading supplier in the industry, our factory adheres to stringent industrial standards in its structural design. The SM100-T-B-8 is engineered to withstand extreme temperature ranges, vibrations, and electromagnetic interference, guaranteeing reliable operation in harsh environments while providing your equipment with the highest quality assurance.

Product Details

Product Specifications

USB communication interface, parameters can be configured.
With one RS485 interface, supporting standard MODBUS _ RTU communication protocol.
With special configuration software, it can communicate with HART protocol intelligent instrument.
With 8 current outputs, it can transmit and output current to HART variables.
Support single HART protocol intelligent instrument.
Support a variety of special HART protocol intelligent instruments.
With power-off memory function, parameters do not need to be reset after power off.

Product Features

SM100-T-B-8 support hart to 8-channel 4-20mA conversion
SM100-T-B-8 collects hart protocol and outputs 4-20mA and 485 simultaneously

Main Parameters

Mounting dimensions: 139 mm L × 104 mm W × 35 mm H.
Working temperature: -20 ℃ ~ + 80 ℃.
Storage temperature: -25 ℃ ~ + 80 ℃.
Power input voltage: DC 12 ~ 24V.
HART protocol sampling resistor: 250Ω.

Frequently Asked Questions

Q What interfaces are available for communication on this device?

The device is equipped with one USB communication interface for parameter configuration and one RS485 interface that supports the standard MODBUS_RTU communication protocol.

Q How many current outputs does the SM100-T-B-8 support?

It supports 8 current outputs, allowing for HART to 8-channel 4-20mA conversion to transmit and output current to HART variables.

Q Do I need to reconfigure the parameters after a power failure?

No. The device features a power-off memory function, meaning parameters are saved and do not need to be reset after power is restored.

Q What are the power input voltage requirements and mounting dimensions?

The required power input voltage is DC 12 ~ 24V, and the physical mounting dimensions are 139 mm L × 104 mm W × 35 mm H.

Q What is the operating temperature range for this device?

The working temperature range is from -20 ℃ to +80 ℃, and the storage temperature range is from -25 ℃ to +80 ℃.

Q What is the resistance of the HART protocol sampling resistor?

The device utilizes a 250Ω sampling resistor for HART protocol communication.