GT71R Data Logger

The GT71R data logger features a highly integrated color touchscreen design. It supports 1-16 analog inputs, 1-4 4-20mA outputs, and 1-6 relay outputs, along with 1-6 24VDC power outputs for sensor power supply. It is equipped with RS232C/RS485 communication interfaces, with the RS232C port allowing direct connection to a miniature printer. It also features power failure and clock protection. Suitable for petrochemical, food processing, environmental protection, medical, and other industries, it is an ideal choice for process monitoring and data recording, helping to improve the efficiency of intelligent manufacturing and energy management.

  • Specification

Technical Specifications & Engineering Parameters

Display Technology 7.0-inch Color TFT LCD with 800×480 resolution
Input Capacity 12 to 24 isolated universal analog channels
Input Types Thermocouple, RTD, Standard Current (4-20mA), Standard Voltage (0-5V, 0-10V)
Measurement Accuracy ±0.2% F.S. ± 1 digit
Memory Configuration Internal 256MB Flash memory, supports external USB storage up to 32GB
Real-Time Views Multi-channel bar graph, trend curves, circular chart emulation, digital list
Alarm Capability Up to 12 relay outputs with alarm acknowledgment and event logging
Communication RS485 (Modbus-RTU) + RJ45 Ethernet port (Modbus-TCP / Web server)
Power Supply AC 100-240V 50/60Hz or DC 24V
Ingress Protection IP65 front panel with dust and oil splash resistance
Panel Cutout Size 138×138mm (DIN 144×144mm housing)

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