Product Overview
The ABB TD 951F (3BDH001020R0001) LCD Screen is a compact operator display unit developed for ABB AC 900F controllers within the Freelance Distributed Control System (DCS) platform. Designed as a local human-machine interface, it allows operators and maintenance personnel to configure network settings, monitor controller status, display process variables, perform diagnostics, and manage application backups directly from the controller front panel.
With its integrated dot-matrix LCD display and keypad interface, the TD 951F provides a practical and reliable local access solution for industrial process control environments where quick diagnostics and configuration management are essential.
Key Technical Data
| Parameter | Specification |
|---|
| Manufacturer | ABB |
| Model | TD 951F |
| Article Number | 3BDH001020R0001 |
| Product Type | LCD Screen / Display Unit |
| Compatible System | ABB AC 900F Controllers |
| Display Technology | Dot-Matrix LCD |
| Resolution | 128 × 64 Pixels |
| Screen Size | 1.9 Inch |
| Keypad | 6 Predefined Keys + 4 Function Keys |
| Supply Source | Powered by Controller |
| Rated Voltage | 5 V DC |
| Power Dissipation | 0.35 W |
| Current Consumption | Approx. 15 mA |
| Protection Class | IP20 |
| Operating Temperature | -20°C to +70°C |
| Mounting Method | Snap-in Front Panel Installation |
Main Functions
The TD 951F display unit provides several important local service and maintenance functions for AC 900F controllers:
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IP address and network configuration
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Local controller status monitoring
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Process variable visualization
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Diagnostic information display
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Firmware update support
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Configuration backup and restore via SD card
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CI module replacement support during operation
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Controller lock and unlock management
These features help reduce maintenance time while improving operational efficiency.
Typical Applications
The TD 951F is commonly deployed in industrial automation systems including:
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Distributed Control Systems (DCS)
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Power generation facilities
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Chemical processing plants
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Oil and gas production systems
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Water and wastewater treatment plants
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Manufacturing process control systems
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Industrial infrastructure projects
Its compact design makes it especially suitable for control cabinets where local access and diagnostics are required.
Benefits
Efficient Local Operation
Provides direct access to controller settings and process information without requiring a separate engineering workstation.
Reduced Maintenance Downtime
Enables rapid diagnostics and troubleshooting directly at the controller level.
Compact Industrial Design
Small footprint allows easy installation within crowded control panels.
Reliable Industrial Performance
Designed for continuous operation across a wide industrial temperature range.
Simplified System Management
Supports application backup, restoration, firmware updates, and module replacement functions.
Seamless AC 900F Integration
Specifically engineered for ABB Freelance AC 900F controller environments.
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