Description
Note: Many products are not yet listed. Please contact us for more product information. Our supply channels are constantly expanding, and we currently have 20 stable shared supply channels. Please confirm the model, product, price, and all other necessary information with customer service before placing an order. We offer new, refurbished, and used products, and prices are adjusted according to the year of the item you require.
3. Key Technical Specifications
| Parameter | Value |
|---|---|
| Catalog Number | 2711-K5A2 |
| Product Line | PanelView Standard 550 |
| Display Size | 5.5 inch |
| Display Type | Monochrome LCD (blue mode) |
| Resolution | 256 × 128 pixels |
| Operator Input | Keypad (F1–F10 function keys + numeric/navigation) |
| Communication | DH-485 |
| Input Power | 85…264 V AC (100–240 V AC nominal), 50/60 Hz |
| Application Memory | 170 KB runtime / 240 KB nonvolatile |
| Backlight Life | 100,000 hours (replaceable) |
| Enclosure Rating | NEMA 12/13, 4X (indoor), IP54/IP65 |
4. Product Introduction (Anti-Template)
The Allen-Bradley 2711-K5A2 is a PanelView Standard 550 operator terminal designed for machine-level operator interface. It features a 5.5-inch monochrome LCD display with 256 × 128 resolution and a stainless-steel membrane keypad that includes ten function keys (F1–F10), numeric keys, and navigation keys.
Communication is provided through an integrated DH-485 port, allowing connection to Allen-Bradley PLCs and other devices on a DH-485 network. The terminal is AC-powered (85–264 V AC) and stores applications in 240 KB of nonvolatile memory with 170 KB available for runtime. Applications are developed using PanelBuilder 32 software. The unit is panel-mounted and carries NEMA 12/13 and 4X (indoor) ratings. As a legacy product, the PanelView Standard series has been discontinued, but the 2711-K5A2 remains in demand for existing installations.
2711-K5A2
2711-K5A2
2711-K5A2
2711-K5A2
2711-K5A2
5. QC, Procurement & Logistics SOP
- Inbound Verification – Confirm catalog number (2711-K5A2), series/revision letter, display condition, and keypad functionality. Photograph all labels.
- Functional Testing – Apply AC power, verify display and backlight, test keypad response, and confirm DH-485 communication where possible.
- QA & Packaging – Protect the display and keypad, clean the unit, and pack in protective packaging suitable for electronic operator terminals.
- Global Logistics & Export Compliance – Classify under the correct HS code for industrial operator interfaces. Packaging must protect the screen and keypad; export documentation is prepared to minimize customs delays.
6. Technical Pitfalls & Integration Warnings
Communication Network – DH-485 requires proper cabling, termination, and node addressing. Incorrect network setup prevents communication with the PLC.
Application Compatibility – Applications must be developed or converted in PanelBuilder 32. Newer PanelView Plus applications are not compatible.
Backlight Replacement – The backlight is field-replaceable (part 2711-NL1). A failed backlight renders the display unusable even if the electronics remain functional.
Power Supply – Confirm the AC voltage matches the terminal rating. Applying DC power or incorrect voltage will damage the unit.
7. Frequently Asked Questions (FAQ)
What is the realistic global lead time for a verified 2711-K5A2?
As a discontinued PanelView Standard terminal, availability depends on surplus stock. Typical lead time after verification is 5–15 business days plus standard shipping.
What type of display does it have?
5.5-inch monochrome LCD with 256 × 128 resolution.
How does the operator interact with it?
Via a membrane keypad with function keys F1–F10, numeric keys, and navigation keys.
What communication protocol does it use?
DH-485.
What software is required to program it?
PanelBuilder 32.
Is the 2711-K5A2 still in production?
No. The PanelView Standard series has been discontinued. Modern replacements are found in the PanelView Plus or PanelView 5000 families.
What should be confirmed before ordering a replacement?
Exact catalog number (2711-), series/revision, power type (AC), and compatibility with the existing DH-485 network and PanelBuilder 32 application.
