New Touch Screen DOP-AS38BSTD
1. Display Specifications
Parameter Specification Notes
Display Type 3.8" STN LCD (Monochrome) STN (Super Twisted Nematic)
Color / Grayscale 8 shades of blue/white (8阶灰阶蓝白色) High-contrast monochrome display
Resolution 320 × 240 pixels (QVGA) Quarter-VGA resolution
Touch Screen Type Analog Resistive Durable, can be operated with gloved hands
Function Keys 4-5 user-defined function keys Programmable keys for quick access
2. Processor & Memory
Parameter Specification Notes
CPU 32-bit RISC Microprocessor (ARM9) 202.8 MHz or 206.4 MHz (sources vary)
Flash Memory (Application) 1M to 3M bytes Multiple sources: 1MB, 3MB, or 3M Flash
SRAM (System) 128K to 256K bytes Sources list 128KB or 256KB
3. Communication Interfaces
Interface Type Notes
COM Port 1 RS-232
COM Port 2 RS-232 / RS-422 / RS-485 Configurable
COM Port 3 RS-232 / RS-422 / RS-485 Can connect 3 different protocol devices simultaneously
USB Host USB 1.1 (Type A) Supports USB flash drives, printers, and mouse (max 5V/500mA)
USB Slave USB 1.1 For high-speed program download from PC
Memory Card Slot SMC Card (Smart Media Card) Supports SMC cards for data transfer
4. Electrical Specifications
Parameter Specification Notes
Input Power 24 VDC DC +24V
Power Consumption Not specified in search results
5. Physical Specifications
Parameter Specification Notes
Dimensions (W × H × D) 140.8 × 104.8 × 44.8 mm Official Delta manual dimensions
Panel Cutout (W × H) 118.8 × 92.8 mm Tolerance: +1/0 mm
Panel Thickness 1.6 mm to 3.0 mm
Weight Approx. 310 g
6. Environmental Specifications
Parameter Specification Notes
Front Panel Protection IP65 / NEMA4 Dust-tight and protected against water jets
Certifications CE, UL
Vibration Resistance 5Hz-9Hz: 1.75mm continuous / 3.5mm occasional
9Hz-150Hz: 0.5G continuous / 1.0G occasional IEC61131-2 compliant
Shock Resistance X, Y, Z directions, 10 times each
7. Software & Programming
Parameter Specification Notes
Programming Software Screen Editor Delta's HMI configuration software
Language Support Supports up to 8 languages per project
Macro Function Provides macro editing function
Simulation Supports online/offline simulation
8. Key Features & Benefits
Feature Benefit
Compact 3.8" Form Factor Fits in space-constrained control panels; lightweight (310g)
ARM9 32-bit Processor Responsive screen navigation and operation
Three Communication Ports Simultaneous connection to different devices/protocols (RS232/422/485)
USB Host Support Direct connection to USB flash drive, printer for data transfer and peripheral support
USB 1.1 High-Speed Download Rapid program transfer compared to serial
IP65/NEMA4 Front Panel Reliable operation in dusty, wet industrial environments
SMC Card Support Additional data storage and transfer option
8-Grayscale Blue/White Display Clear, high-contrast visualization for text and graphics
Macro Programming Enables complex calculations and custom logic
