New Touch Screen GT2308
1. Display Specifications
Parameter Specification Notes
Display Type 8.4" TFT Color LCD
Resolution 640 × 480 pixels (VGA)
Display Colors 65536 colors
Display Area (W x H) 170.9 × 128.2 mm / 211.2 × 158.4 mm Discrepancy exists between sources; the smaller dimension is likely the active area.
Character Display 40 chars × 30 lines (16-dot standard font) For full-angle characters.
Backlight Type LED (non-replaceable)
Backlight Lifetime Approx. 50,000 hours At ambient temperature 25°C, 50% display brightness.
Brightness Control 16 levels
2. Touch Panel Specifications
Parameter Specification Notes
Touch Technology Analog Resistive Film
Touch Life 1 million+ touches With activation force of 0.98N or less. 100,000 touches with a stylus .
Simultaneous Presses Max 2 points / Not allowed Official spec advises not to touch two points or more simultaneously.
3. Memory & Clock
Parameter Specification Notes
User Memory (ROM/RAM) 9 MB (Storage) / 9 MB (Operating) Some sources list 128 MB project memory .
Memory Life (Writes) 100,000 times
Internal Clock Accuracy ±90 seconds/month (at 25°C)
Backup Battery GT11-50BAT type lithium battery Battery life approx. 5 years at 25°C.
4. Communication Interfaces
Interface Type / Specification Notes
RS-232 1 ch; up to 115200 bps; D-sub 9-pin (male)
RS-422/485 1 ch; up to 115200 bps; D-sub 9-pin (female)
Ethernet 1 ch; 10BASE-T/100BASE-TX; RJ-45
USB (Host) 1 ch; Full-Speed 12Mbps / High-Speed 480Mbps ; USB-A For connecting USB memory, mouse, keyboard .
USB (Device) 1 ch; Full-Speed 12Mbps / High-Speed 480Mbps ; USB Mini-B For project download from a PC.
SD Card Slot 1 ch; supports SDHC (max 32GB) For data logging and project backup .
Extension Interface For communication/option modules
Buzzer Output Single tone (adjustable length)
POWER LED 2-color (blue, orange)
5. Electrical Specifications
Parameter Specification (GT2308-VTBA) Notes
Power Supply Voltage AC100~240V (+10%, -15%) DC-powered variant is GT2308-VTBD .
Power Frequency 50/60 Hz (±5%)
Power Consumption 11W (max load) / 9W (unit only) / 6W (backlight off)
Maximum Apparent Power 30 VA
Inrush Current 40A or less (4ms, at 25°C, max load)
Permissible Momentary Power Failure 20ms or less (at AC100V or more)
Noise Immunity 1500Vp-p noise voltage, 1μs pulse width Via noise simulator of 25-60Hz.
Dielectric Withstand Voltage AC1500V 1 min (between power terminals and ground)
Insulation Resistance 10MΩ or more at DC500V Between power terminals and ground.
6. Physical & Environmental Specifications
Parameter Specification Notes
Front Protection IP67F Dust-tight, protected against water jets, and oil-resistant .
Internal Protection IP2X Protection inside the control panel.
Dimensions (W x H x D) 241 × 194 × 56 mm
Panel Cutout (W x H) 227 × 176 mm
Weight 1.5 kg
Software GT Works3 Version 1.108N or later
Operating Temperature 0°C to +50°C (inferred)
Sales Status (VTBD) Discontinued (order date ended 2023/08) Check local distributor for VTBA status.
7. Key Features & Benefits
Feature Benefit
Multi-touch Gesture Functions Advanced, intuitive operation similar to modern devices .
Standard-rich Interfaces Ethernet, multiple serial ports, and USB (Host/Device) built-in for flexible connectivity .
SD Memory Card Slot Enables large-capacity data logging, alarm storage, and easy project transfer .
IP67F Front Panel High resistance to dust, water, and oil, ensuring reliability in harsh industrial environments .
System Launcher Function Graphical system configuration diagram allows quick checking and efficient maintenance of module statuses .
Data Logging Easily collect, display in graphs/lists, and export data from PLCs and temperature controllers for analysis .
FA Transparent Function Allows seamless pass-through communication for programming PLCs via the GOT's Ethernet or USB connection .
LED Backlight Long life (50,000 hours) and energy efficiency .
