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4-20mA to RS485 Multivariable Converter SM626H-A-0 from China Suppliers - High-Performance Data Acquisition Factory

The SM626H-A-0 Data Acquisition Unit is a cutting-edge micro RTU system developed with advanced ARM microcontroller technology. It features high-precision operational amplifiers, interface chips, watchdog circuits, and embedded communication modules, making it an ideal choice for remote data acquisition. This RTU terminal stands out for its stable performance and excellent cost-effectiveness, catering specifically to the needs of industrial applications, Designed with a focus on industrial product integration, the SM626H-A-0 data collector excels in challenging environments. It is engineered to withstand extreme temperature ranges, vibrations, and electromagnetic interference, ensuring reliable operation in harsh conditions. This high-tech device integrates data acquisition with GPRS and CDMA communication capabilities, providing robust solutions for various industries, As a trusted China supplier and manufacturer, we take pride in offering the SM626H-A-0 data acquisition unit, ensuring that your equipment operates with high-quality standards and exceptional performance. Choose our factory for reliable industrial solutions that meet your data acquisition needs

Product Details

Product Specifications

With four-way analog acquisition, 16-bit high-precision A/D simultaneous sampling function.

It has two-channel pulse counting function and two-channel switching value sampling function.

With a DC 24V output, 20 mA drive capability (dedicated to the power supply of two-wire sensors).

It has one RS485 instrument communication interface, which is dedicated to RS485 instrument communication.

USB interface is used to set parameters.

The parameter type, range, starting point and pulse bottom of the collected data can be configured.

Parameters and real-time data can be queried locally, and all operating parameters can be set.

With power-off memory function, parameters do not need to be reset after power off.

The communication transceiver and module status indicator can clearly indicate the working attitude of the collector.

Product Features

SM626H-A-0 collects 4 channels of 4-20mA and outputs 1 channel of 485

Main Parameters

Installation Dimension

Length 83 mm × Width 94 mm

Shell Size

123 mm L × 105 mm W × 33 mm H

Working Temperature

-20 ℃ ~ + 80 ℃

Storage Temperature

-25 ℃ ~ + 80 ℃

Power Input Voltage

DC 9 ~ 24V

Switching Values Input

2 channels by optical non quarantine dry contact

Protection Class

IP65

Frequently Asked Questions

What are the input and output capabilities of the SM626H-A-0 model?

The SM626H-A-0 model is designed to collect 4 channels of 4-20mA analog signals and output 1 channel of RS485 communication.

Does the device lose its configured parameters after a power outage?

No, the module is equipped with a power-off memory function. All configured parameters are saved and do not need to be reset after power is restored.

What is the power supply requirement and sensor drive capability?

The device accepts a power input voltage of DC 9 to 24V. Additionally, it provides a DC 24V output with a 20 mA drive capability specifically dedicated to powering two-wire sensors.

What are the environmental limits and protection rating of this device?

The device has an IP65 protection class rating. It is designed to work in temperatures ranging from -20 ℃ to +80 ℃, and can be stored in temperatures from -25 ℃ to +80 ℃.

How are the device parameters configured and queried?

Parameters are configured using the built-in USB interface. Users can locally query real-time data and configure operating parameters such as parameter type, range, starting point, and pulse bottom.

What are the physical dimensions and installation requirements?

The shell size of the device is 123 mm long × 105 mm wide × 33 mm high, while the required installation dimension is 83 mm long × 94 mm wide.