Description
The Delta DOP-103BQ is a compact 4.3-inch TFT color touch screen Human Machine Interface (HMI) from Delta’s advanced DOP-100 series. Designed to enable intuitive interaction between human operators and modern automated machinery, this display panel acts as a centralized terminal to monitor operational metrics, execute process commands, and manage system setpoints.
Configured using Delta’s user-friendly DOPSoft programming software, the DOP-103BQ converts complex controller data and sensor inputs into dynamic visual graphs, active system alarms, and responsive touch controls. It provides a reliable visual interface for control panel fabricators, OEM machine builders, and factory maintenance teams across Bangladesh looking to optimize operational workflows in space-restricted environments.
Key Features
- 4.3-Inch Color TFT LCD: Bright touch screen display rendering 65,536 colors for high-contrast visual display and responsive touch navigation.
- Multi-COM Serial Ports: Onboard serial communication ports supporting RS-232, RS-422, and RS-485 multi-drop networks.
- Dual USB Interfaces: Includes USB Host for external drive data transfers and USB Client for high-speed PC programming uploads and downloads.
- DOPSoft Software Compatibility: Enables easy editing of graphics, dynamic trend charts, alarm logging, and multi-language screen localization.
- IP65 Front Ingress Protection: Seals the front bezel against industrial dust accumulation and liquid splash.
- Broad Delta Ecosystem Integration: Integrates seamlessly with Delta PLCs, AC drives, servo systems, temperature controllers, and rotary encoders.
Technical Advantages
- Durable Enclosure Construction: Industrial-grade housing designed to resist ambient mechanical vibrations and electromagnetic noise in plant environments.
- Low Power Draw: Operates on an energy-efficient 24 VDC industrial power source, minimizing internal panel heat build-up.
- Broad Protocol Interoperability: Native communication drivers allow direct connection with Delta hardware as well as major third-party industrial PLCs.
- Easy Maintenance & Field Setup: Simple screen uploads/downloads via USB, onscreen parameter setup, and rapid project commissioning reduce engineering overhead.
Applications
- Industrial & Factory Automation: Textile machines, small packaging units, plastic injection/extrusion, pharmaceutical equipment, and food processing lines.
- Commercial Systems: Water treatment management, automated pump stations, boiler control cabinets, and commercial HVAC monitoring.
- Project Installation: Compact OEM panel fabrication, machinery retrofits, and custom PLC-HMI control box integrations.
Why Choose This Product?
- Proven Delta Reliability: Engineered to strict international standards, ensuring stable long-term continuous operation with minimal failure rates.
- Compact & Space Efficient: Fits comfortably into small electrical enclosure doors without cluttering control cabinets.
- High Cost Effectiveness: Combines vibrant color touchscreen graphics, multi-serial communication, and rugged IP65 protection at an accessible price point.
- After-Sales Support: Backed by product authenticity, competitive pricing, and reliable customer guidance through LOOP Shop in Bangladesh.
Technical Specification Table
| Specification | Details |
| Model | DOP-103BQ |
| Brand | Delta |
| Display Size | 4.3 Inch |
| Display Type | TFT Color LCD Touch Screen (65,536 colors) |
| Serial Interfaces | RS-232, RS-422, RS-485 |
| USB Interfaces | USB Host, USB Client |
| Ethernet Port | Not Available |
| Rated Power | Not Available |
| Voltage | 24 VDC |
| Current | Not Available |
| Frequency | DC Input (N/A) |
| Operating Efficiency | High-efficiency interactive touch control & low power draw |
| Protection | IP65 (Front Panel) |
| Dimension | Not Available |
| Weight | Not Available |
| Operating Temperature | 0°C to 50°C |
| Programming Software | Delta DOPSoft (Free Download) |
| Warranty | Standard Manufacturer Warranty |
Features List
✓ Vibrant 4.3-inch TFT color LCD touch screen display
✓ Onboard serial ports supporting RS-232, RS-422, and RS-485
✓ USB Host and USB Client ports for easy logging and project transfer
✓ IP65 protected front bezel against industrial dust and splash
✓ Free Delta DOPSoft software for intuitive screen configuration
✓ Real-time trend graphs, dynamic graphics, and alarm management
✓ Compact form factor ideal for space-conscious control panels
Benefits For Customers
- Improves Machine Operation: Operators can monitor live machinery data, view real-time process trends, and adjust parameters easily on a single compact screen.
- Reduces Troubleshooting Time: Instant visual alarm alerts enable maintenance technicians to identify and resolve operational errors quickly.
- Saves Enclosure Mounting Space: Compact 4.3-inch layout fits smoothly into small control panel doors and compact OEM machinery boxes.
- Suitable for Bangladesh Operating Environment: IP65 sealed front panel protects sensitive internal optics from dust, moisture, and high thermal variations common in Bangladesh plants.
Installation & Maintenance Guide
Installation Requirements:
- Cut out the control cabinet door according to the official Delta 4.3-inch DOP series panel cutout dimensions.
- Insert the HMI unit into the cutout and secure it firmly using the provided side mounting clamps to maintain an IP65 front seal.
- Ensure adequate spacing behind the rear housing for natural heat dissipation and cable bend radius.
- Connect a regulated 24 VDC industrial power source with proper frame grounding to protect internal circuits from power transients.
Maintenance Tips:
- Wipe the front display surface gently with a soft, clean dry cloth. Avoid using harsh chemical sprays, alcohol, or abrasive pads.
- Periodically clean surrounding cabinet ventilation slots to maintain adequate cooling.
- Maintain backed-up copies of HMI screen project files on a USB drive or PC for quick replacement setup.
Safety Instructions:
- Always turn off main power to the electrical panel before performing wiring or installation work.
- Verify 24 VDC input power supply polarity before applying power to prevent internal circuitry damage.
- Do not operate or press the touch panel using sharp tools, screwdrivers, or excessive force.
Frequently Asked Questions (FAQ)
Q: What is the price of Delta DOP-103BQ HMI in Bangladesh?
A: The price of the Delta DOP-103BQ in Bangladesh depends on import tariffs and current stock levels. Please check the product page on LOOP Shop or contact our customer support for an updated price quote.
Q: Where can I buy original Delta DOP-103BQ in Bangladesh?
A: You can purchase genuine Delta DOP-103BQ touch screen display HMIs directly online from LOOP Shop (loopshop.com.bd) with fast delivery across Bangladesh.
Q: What warranty does this product have?
A: The Delta DOP-103BQ comes with standard manufacturer warranty coverage against operational defects, supported by LOOP Shop customer service.
Q: Is this product suitable for Bangladesh climate?
A: Yes, featuring an IP65 rated front panel and robust operating thermal resistance, it is fully equipped for continuous operation in Bangladesh industrial environments.
Q: How to install this product?
A: Mount the panel into the designated door cutout on your control box, clamp it securely, attach your 24 VDC power lines and RS-232/RS-485 serial cables, and upload your project software via USB.
Q: What software is used to program the Delta DOP-103BQ?
A: The Delta DOP series HMIs are programmed using Delta’s freely available DOPSoft configuration software.
Q: Does the Delta DOP-103BQ have a built-in Ethernet port?
A: No, the DOP-103BQ model relies on serial communication ports (RS-232, RS-422, RS-485) and USB interfaces. If Ethernet is required, consider Delta DOP-100 series Ethernet variants.
Q: What is the screen size of Delta DOP-103BQ?
A: It features a compact 4.3-inch TFT LCD color touch screen display.
Q: What power supply voltage is required for operation?
A: It operates on a standard industrial 24 VDC power supply.
Q: Can this Delta HMI connect to non-Delta PLCs?
A: Yes, Delta DOPSoft supports communication drivers for various popular third-party PLCs, VFDs, and industrial controllers over serial interfaces.

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