Allen-Bradley 2711-B5A8 PanelView 550 Operator Interface | Replacement, Equivalent & Selection Guide
The Allen-Bradley 2711-B5A8 is a PanelView 550 series operator interface terminal manufactured by Rockwell Automation. It features a 5.5-inch monochrome keypad/touchscreen display and is widely deployed in discrete and process automation systems. This page provides full technical specifications, verified compatible replacements, equivalent models, and a structured selection guide to help engineers and procurement teams make confident sourcing decisions.
Technical Specifications
| Parameter | Value |
|---|---|
| Part Number | 2711-B5A8 |
| Series | PanelView 550 |
| Manufacturer | Allen-Bradley / Rockwell Automation |
| Display Size | 5.5 inch |
| Display Type | Monochrome LCD |
| Input Type | Keypad |
| Communication | DH-485 / RS-232 |
| Power Supply | 24 VDC |
| Memory | 512 KB application memory |
| Operating Temperature | 0 °C to 55 °C |
| Protection Rating | NEMA 4/4X, 12, 13 (front panel) |
| Weight | Approx. 1.26 kg |
| Certifications | UL, CE, CSA |
Compatible Replacement & Equivalent Models
The following models are verified compatible replacements or functional equivalents for the 2711-B5A8. Always confirm communication protocol and power requirements before substitution.
| Part Number | Brand | Display | Notes |
|---|---|---|---|
| 2711-B5A1 | Allen-Bradley | 5.5″ Mono Keypad | RS-232 only variant |
| 2711-B5A2 | Allen-Bradley | 5.5″ Mono Keypad | DH-485 variant |
| 2711-B5A8L1 | Allen-Bradley | 5.5″ Mono Keypad | Enhanced memory version |
| 2711P-B6C20D | Allen-Bradley | 6″ Color Touch | PanelView Plus 6 upgrade path |
| 2711P-T7C21D8S | Allen-Bradley | 7″ Color Touch | Modern replacement, requires adapter |
Contact us to confirm compatibility for your specific application before ordering.
Why Choose the Original 2711-B5A8
- Drop-in replacement for existing PanelView 550 installations — no rewiring or reprogramming required
- Native DH-485 & RS-232 support for seamless integration with legacy Allen-Bradley PLC networks
- Proven reliability in harsh industrial environments with NEMA 4/4X front-panel rating
- Lowest total cost for maintenance and repair scenarios versus full panel upgrades
- Immediate availability — sourced from verified industrial distributors and tested stock
Typical Applications
- Discrete manufacturing machine control panels
- Conveyor and material handling systems
- Packaging and labeling lines
- Water and wastewater treatment facilities
- HVAC and building automation systems
- Food and beverage processing equipment
System Compatibility
The 2711-B5A8 is compatible with the following Allen-Bradley PLC families via DH-485 or RS-232 communication:
- SLC 500 series (SLC 5/01, 5/02, 5/03, 5/04, 5/05)
- MicroLogix 1000, 1100, 1200, 1400, 1500
- PLC-5 series (via RS-232 DF1)
- ControlLogix / CompactLogix (via serial bridge or gateway)
Programming is performed using RSView32 or PanelBuilder 32 software.
Selection Guide
Use the following criteria to determine whether the 2711-B5A8 is the right choice for your project:
| Scenario | Recommendation |
|---|---|
| Replacing a failed 2711-B5A8 in an existing panel | ✅ Order 2711-B5A8 directly — drop-in fit |
| Need color display or touchscreen | Consider 2711P-B6C20D (PanelView Plus 6) |
| Upgrading to Ethernet connectivity | Consider 2711P-T7C21D8S with EtherNet/IP |
| Budget-constrained maintenance replacement | ✅ 2711-B5A8 refurbished stock available |
| New machine design (greenfield) | Recommend PanelView Plus 7 or 800 series |
Quality Assurance & Sourcing
- Source: Authorized distributors, OEM surplus, and certified refurbished stock
- Testing: Each unit undergoes power-on functional verification prior to shipment
- Warranty: 90-day replacement warranty on all units
- Traceability: Batch records and serial numbers documented on request
- Packaging: Anti-static ESD packaging with foam protection
How to Order
- Confirm your required communication protocol (DH-485 or RS-232)
- Verify power supply availability (24 VDC)
- Add the 2711-B5A8 to cart or contact us for bulk/project pricing
- Provide your PO number or project reference for expedited processing
- Receive order confirmation and estimated ship date within 1 business day
📧 Email: support@konmask.com | 📞 Phone/WhatsApp: +0086 19859288691
Replacement & Compatibility FAQ
Q: Is the 2711-B5A8 still in production?
A: No. The PanelView 550 series has been discontinued by Rockwell Automation. Konmask.com supplies new-surplus and certified refurbished units.
Q: Can I use a 2711-B5A8 with a ControlLogix PLC?
A: Yes, via a serial gateway or AIC+ module. Direct EtherNet/IP is not supported on this model.
Q: What software do I need to program the 2711-B5A8?
A: PanelBuilder 32 (version 3.83 or later) is required. RSView32 can also be used for monitoring.
Q: What is the difference between 2711-B5A8 and 2711-B5A1?
A: The 2711-B5A8 supports both DH-485 and RS-232 communication; the 2711-B5A1 supports RS-232 only.
Q: Do you offer a warranty?
A: Yes — all units carry a 90-day replacement warranty. Extended warranty available on request.
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Contact: support@konmask.com | +0086 19859288691
