The ABB TD 951F is a compact industrial display unit module designed for the ABB Freelance distributed control system, specifically for AC 900F controllers. It provides operators and maintenance engineers with direct local access to controller configuration, diagnostics, and process variables without requiring a separate engineering workstation.
Mounted directly on the front of the controller, the TD 951F enables quick visualization of system status, parameter configuration, and operational data. This local interface significantly simplifies commissioning, troubleshooting, and routine maintenance tasks in industrial automation environments.
The module integrates a dot-matrix LCD display and keypad navigation system, allowing operators to monitor system information and perform essential configuration tasks efficiently. It is commonly used with controllers such as PM901F, PM902F, and PM904F in ABB’s Freelance DCS platform.
Technical Specifications
| Parameter | Specification |
|---|---|
| Model | TD 951F |
| Article Number | 3BDH001020R0001 |
| Product Type | Display Unit / Controller Accessory |
| Compatible Systems | ABB Freelance DCS – AC 900F Controllers |
| Display Type | Dot-Matrix LCD |
| Resolution | 128 × 64 pixels |
| Screen Size | 1.9 inch |
| Keypad | 6 predefined keys + 4 function keys |
| Power Supply | 5 V DC (powered via controller) |
| Power Consumption | 0.35 W |
| Current Consumption | 15 mA |
| Protection Class | IP20 |
| Operating Temperature | -20°C to +70°C |
| Storage Temperature | -25°C to +70°C |
| Dimensions | 58 × 110 × 22 mm |
| Weight | 0.09 kg |
| Installation | Front-panel snap-in mounting |
The TD 951F display unit provides local visualization of process variables and controller status, while also allowing configuration operations such as network settings and firmware updates.
Recommended Related Models
The TD 951F is commonly deployed together with ABB Freelance controller modules and accessories:
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ABB PM901F Controller Module
-
ABB PM902F CPU Module
-
ABB PM904F High-Performance CPU Module
-
ABB TA951F Lithium Battery Module
-
ABB CI930F Communication Interface
These modules work together to form a complete Freelance DCS control architecture.
Popular ABB Industrial Automation Models
In many automation and process control systems, the following ABB modules are widely used:
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ABB CI840A Communication Interface Module
-
ABB AI830A Analog Input Module
-
ABB SB822 Power Supply Module
-
ABB PM591-ETH PLC Controller
-
ABB PP865A Industrial Operator Panel
These devices are often integrated with ABB PLC and DCS platforms in modern industrial automation systems.
