China SM626H-A Data Collector - GPRS/4G Communication, Modbus Protocol, Reliable Factory Supplier

The SM626H-A All-Netcom Data Collector is a cutting-edge device designed for data acquisition, featuring GPRS and CDMA communication capabilities. This micro RTU system integrates high precision operational amplifiers, an advanced interface chip, a reliable watchdog circuit, and comprehensive input and output circuits, along with an embedded communication module. Known for its stable performance and excellent cost-effectiveness, the SM626H-A is an ideal choice for industries seeking reliable data collection.
Manufactured in China, this data collector is tailored specifically for industrial applications, ensuring it can withstand extreme temperature variations, vibrations, and electromagnetic interference. Its diverse interface options guarantee stable operation even in harsh environments, making it a top choice among suppliers looking for quality assurance in their equipment. Trust our factory to deliver the SM626H-A All-Netcom Data Collector, your solution for efficient and reliable remote data acquisition.

Product Description

Product Specifications

  • Four-way analog acquisition, 16-bit high-precision A/D simultaneous sampling function.
  • Two-channel pulse counting function and two-channel switching value sampling function.
  • DC 24V output, 20 mA drive capability (dedicated to power supply of two-wire sensors).
  • RS485 instrument communication interface, supporting MODBUS_RTU protocol.
  • USB interface for convenient parameter setting.
  • Configurable parameter type, range, starting point, upper/lower limit alarm threshold, and pulse bottom.
  • Configurable station number, time, communication parameters, etc.
  • Supports dynamic domain name and fixed IP.
  • UDP or TCP modes supported for reliable data transmission.
  • All operating parameters can be queried and configured both locally and remotely.
  • Power-off memory function ensures parameters do not need resetting after power loss.
  • Large-capacity EEPROM saves data once per minute and stores historical data for one month.
  • Communication transceiver and module status indicators clearly display operating conditions.
  • Supports connection to foreign communication networks.

Product Features

The SM626H-A is engineered to wirelessly transmit collected signals with high stability and precision.

Main Parameters

Installation Dimension
83 mm × 94 mm
Shell Size
123 × 105 × 33 mm
Working Temperature
-20 ℃ ~ +80 ℃
Storage Temperature
-25 ℃ ~ +80 ℃
Power Input Voltage
DC 9 ~ 24V
Analog Input Impedance
250Ω (4~20mA, 0~5V DC)
Protection Class
IP65

Frequently Asked Questions

What signal acquisition capabilities does the SM626H-A support?

The SM626H-A features four-way analog acquisition with a 16-bit high-precision A/D simultaneous sampling function, along with a two-channel pulse counting function and a two-channel switching value sampling function.

Does the device support remote parameter configuration?

Yes, all operating parameters can be queried and set both locally (via the USB interface) and remotely to accommodate different installation scenarios.

How does the power-off memory function protect collected data?

The device features a power-off memory function so configuration parameters do not need resetting. Additionally, it is equipped with a large-capacity EEPROM that saves data once a minute and stores historical data for up to one month.

Can the SM626H-A power external sensors directly?

Yes, the module is equipped with a dedicated DC 24V output with a 20 mA drive capability specifically designed to supply power to two-wire sensors.

What are the environmental and protection ratings for this module?

The SM626H-A features an IP65 protection class rating. It has a working temperature range of -20 ℃ to +80 ℃ and a storage temperature range of -25 ℃ to +80 ℃, making it suitable for demanding industrial environments.

Which communication interfaces and protocols are supported?

It is equipped with an RS485 instrument communication interface supporting the MODBUS_RTU protocol. It also supports wireless signal transmission, dynamic domain names, fixed IPs, and UDP or TCP data transmission modes.

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