Mass Concrete Temperature Monitoring Intelligent Equipment & Software

33 Years of Expertise · Most Complete Product Line · Hundreds of Mega Projects · Thousands of Sites

Our Advantages

33

33 Years Experience

Dedicated to mass concrete temperature monitoring since 1994

Full Product Range

Wired / Wireless / GPRS / One-Line — complete coverage

Quality Assurance

Huanyu Duobiao® registered trademark, quality commitment

Technical Support

Free solution design & professional technical guidance

Jinan Huanyutong Technology Co., Ltd.

Huanyu Duobiao®

The Huanyu Duobiao team was established in 1994. For 33 years, the team has been dedicated to the R&D, manufacturing, and sales of mass concrete temperature monitoring instruments and software. As one of the earliest entrants in the field with the most comprehensive product line in China, our products have been successfully deployed in hundreds of major projects worldwide, including the Donghai Bridge, Hong Kong-Zhuhai-Macao Bridge, Shenzhen-Zhongshan Link, and the Laos Hydropower Station.

Product Series

TG Series — Cloud Timer Temperature Logger

★★★★★

Wireless IoT timer temperature logger. Each device independently handles collection, recording, and remote transmission. 8/16/24/32 channels. Multiple data backup with power-loss resilience and breakpoint resume. View real-time data and curves via PC, phone, tablet, WeChat, or app. Supports smart curing equipment control. Up to 110 days on 2 × 18650 Li-ion batteries, ~35 days on 1 × 18650 Li-ion battery.

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DG Series — Dual-Wireless Universal Measurement & Control System

★★★★★

Dual-wireless universal control system. A bidirectional data adapter — only one unit needed per site — wirelessly connects 120+ sensors and control devices. Supports thermometers, flow meters, VFDs, relay controllers, solenoid valves, electric curing equipment, and alarms. Custom logic for output control. Multiple DG units can collaborate.

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RF Series — Fully Wireless E32 Temperature Monitoring System

★★★★☆

Fully wireless temperature acquisition system. All communication — cloud server to wireless repeaters to wireless collectors — is wireless. Each collector has 8 channels, consumes power for only 0.45 seconds during transmission. One charge lasts 14~80 days. Up to 4-level wireless repeater routing with full auto-networking. GPRS/CDMA/2G/3G/4G. Free cloud server.

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GR Series — Cloud-Controlled Relay Controller

Smart cloud-controlled curing equipment. Define logic on real-time temperature data to control relay outputs for water solenoid valves, steam valves, electric blankets, and other on-site curing equipment. Control logic defined on the cloud web interface. GPRS connectivity — no distance limitation. Solid-state relays — no mechanical contacts. 8/16/24/32 channels.

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One-Line EP System — One-Line Bus Temperature Monitoring

One-line bus remote real-time monitoring. One data adapter + multiple data collectors + multiple sensors, all connected in series via a single data bus. View real-time on-site data from your office computer. Each collector has 8 channels, supports parallel/series/mixed connection. Compatible with wired, wireless, and GPRS/CDMA. Supports curing equipment control and smart site integration.

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TR Series — On-Site Timer Temperature Logger

★★★★☆

On-site automatic timed recording — no paper, pen, or cables. Built-in solid-state drive, SD/TF card data transfer, USB compatible. 8/16/24/32 channels. On-device buttons for easy parameter setting, operates completely independent of a computer. Adjustable recording interval 1–120 minutes. Models: TR08/TR16/TR24/TR32 (TF card or Bluetooth version available).

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HR Series — Portable Electronic Temperature Logger

Portable memory type — ditch the paper and pen. Adds memory, USB communication, and data browsing to a standard electronic thermometer. Collect data at each point, then transfer to computer via USB back in the office. Chinese-language prompts. Memory stores data for thousands of measurement points. Free companion PC software for auto-summarization, tabulation, and graphing.

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HG Series — Temperature & Humidity Cloud Acquisition System

Simultaneous temperature and humidity cloud acquisition. Inherits all TG features plus high-precision humidity sensing with Swiss-made sensor chip. GPS/BeiDou/base station positioning. Onboard storage retains 31 days of data. Breakpoint resume/re-transmission. Smart construction site platform integration. Patent No. ZL20.1721508720.4.

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