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Quick Details

  • Type: Other Home Appliance Parts
  • Place of Origin: Hong Kong
  • Brand Name: EASEMIND
  • Model Number: GSX4-MS-WF
  • Product name: Easy install wireless data logger wifi Smart modbus room thermostat
  • Theory: Temperature Sensor
  • Data: 4MB memory logs
  • Communication: GPRS, SMS, Ethernet
  • material: metal,waterproof
  • Wireless: GPRS Upload
  • Certification: EU ATEX
  • Color: black
  • Power: Electronic
  • Display Type: Analog and Digital

Packaging & Delivery

Packaging Details Carton Box
Delivery Time Shipped in 7 days after payment

Easy install wireless data logger wifi Smart modbus room thermostat







It is a Wi-Fi Modbus Data Logger with programmable I/O.
Its built-in UPS feature providing user alert of AC power loss.
During power loss, operation is backed up internal rechargeable battery.


* 2 Temperature Sensors (max.)
* 1 Humidity Sensor
* 2 Analog Channels (max.)
* 3 Digital Inputs
* 3 Pulse Channels
* 2 Relay Outputs
* Modbus RS485 Interface
* 8 Modbus Data Registers

Its internal 4MB memory logs ~30000 data records.
Data can be uploaded to server as fast as 5 seconds interval, or 24 hours to save power.
Progammable data logging interval starts from 1 minute up to 24 hours.



1) Real Time Wi-Fi Data Upload
2) Integrated 16 bit MCU & Wi-Fi b/g/n module
3) Programmable data input type & alert hi/low
4) Programmable Data Upload Interval & Logging Interval
5) Easy setup via USB port by PC software
6) RS485 Port support data capturing in Modbus protocol
7) Support DHCP or Fixed IP, and UDP/TCP protocol data transmission

8) Flexible AC/DC power with internal battery backup



Free Software:
[1] Setup software is bundled for routine configuration via USB port locally
[2] Centre software is also provided for receiving data via Wi-Fi.
[3] Link-WF app (Windows, iPad, Android) is free for user friendly graphics data display




Product specifications

Product  Model


Multipoint Temperature

4 x temperature sensor

Product Feature

8 Temperature Sensors , portable

Sensors (max.)

2 Temperature Sensors

Operation Rating

80mA (data transmission)

Multipoint Temperature

4 x temperature sensor

Operating Voltage

2.6~3.6V DC

Temperature range

-55 ~ 125 C

Analog Channel

4~20mA, 0~5VDC

Humidity Range

0 - 100%RH




Metal Case

13 x 17 x 3 cm

IP67 Aluminum Case

28 x 20 x 9 cm

IP65 PVC Case

22 x 15 x 5 cm







Company Information


Easemind Technology Ltd. is established by a team of engineers and programmers specialized in industrial and telecommunication fields.

We have been in business of hardware and software development of wireless data logging devices and industrial telemetry equipment since 1989.

The business and marketing concept of the company consists of:
• Development according to the actual market needs and customer demands,
• Utilization of reliable, trust-worthy and right-to-the-edge technology,
• Turn-around product delivery and service fulfillment within time limits,
• Cost-effective solutions: the right price for the right product, and
• One Stop Solution of hardware, software and user applications

EASEMIND is now a group of companies specialized in RF wireless sensor & mobile data tracking devices for consumer and industrial sectors. Our sales offices are located in US, Hong Kong and China with manufacturing facilities in Zhejiang and Shenzhen, China.




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