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 |
|---|---|
| Model | 2711-K5A2/H |
| Product Type | PanelView 550 Standard Operator Terminal |
| Display | 5.5″ monochrome LCD, 256 × 128 pixels |
| Backlight | LED, approx. 100,000 hour life |
| Operator Input | Keypad with 10 function keys (F1–F10) |
| Communication | DH-485 |
| Application Memory | 170 KB runtime / 240 KB nonvolatile |
| Input Voltage | 85–264 V AC, 47–63 Hz |
| Enclosure Rating | NEMA 12/13, 4X (indoor), IP54/IP65 |
| Series | H (hardware revision) |
4. Product Introduction (Anti-Template)
The Allen-Bradley 2711-K5A2/H is a PanelView 550 Standard operator terminal. It features a 5.5-inch monochrome transflective LCD display with LED backlight and a resolution of 256 × 128 pixels. Operator input is provided by a keypad with ten function keys (F1–F10).
Communication is via an integrated DH-485 port, making the unit suitable for legacy Allen-Bradley networks. The terminal operates on a wide-range AC supply (85–264 V AC) and is rated for NEMA 12/13 and 4X (indoor) environments. Application runtime memory is 170 KB with 240 KB of nonvolatile storage. The “/H” designation indicates Series H hardware. The PanelView Standard family is a mature/discontinued product line; exact series, firmware, and application compatibility must be verified when replacing an existing unit.
2711-K5A2/H
2711-K5A2/H
2711-K5A2/H
2711-K5A2/H
2711-K5A2/H
5. QC, Procurement & Logistics SOP
- Inbound Verification – Confirm full catalog number and series (2711-K5A2/H), display condition, keypad function, and communication port. Photograph all labels.
- Functional Testing – Power the unit and verify display, keypad response, and basic DH-485 communication. Full validation requires the PanelBuilder application.
- QA & Packaging – Protect the display and keypad, clean according to electronics/display handling practices, and pack in protective packaging suitable for operator terminals.
- Global Logistics & Export Compliance – Classify under the correct HS code for industrial HMI / operator terminals. Packaging must protect the screen and bezel; export documentation is prepared to minimize customs delays.
6. Technical Pitfalls & Integration Warnings
Legacy Platform – PanelView Standard terminals are discontinued. Confirm long-term support strategy and consider migration to PanelView Plus or modern alternatives for critical systems.
Application Transfer – The existing PanelBuilder application must be compatible with the replacement terminal’s series and firmware.
DH-485 Network – Verify network addressing, baud rate, and cabling (typically 1747-C10 or equivalent) match the existing installation.
Backlight and Display – LED backlight life is long, but aged displays may show reduced contrast; inspect the unit carefully.
7. Frequently Asked Questions (FAQ)
What is the realistic global lead time for a verified 2711-K5A2/H?
As a discontinued PanelView 550 terminal, availability depends on surplus and refurbished stock. Typical lead time after verification is 5–20 business days plus standard shipping.
What is the primary function of this unit?
It is a 5.5-inch monochrome keypad operator terminal from the PanelView 550 Standard series.
What communication protocol does it use?
DH-485.
What is the display specification?
5.5″ monochrome LCD, 256 × 128 pixels, LED backlight.
Is the PanelView 550 still in production?
No. The PanelView Standard family is discontinued. Units are available primarily as surplus or refurbished.
What does the /H designation mean?
It indicates Series H hardware revision.
What should be confirmed before ordering a replacement?
Exact catalog number and series (2711-K5A2/H), compatibility of the existing PanelBuilder application, and DH-485 network settings.
