Allen-Bradley 2711-T5A2L1 Touchscreen

Rockwell Automation no longer supplies new units. Items available on the market are second-hand, refurbished or spare stock. It is a classic legacy monochrome HMI of the PanelView Standard 550 series.

✅ Model Breakdown

2711-T5A2L1

2711: PanelView Standard series

T: Touchscreen only (no membrane keypad)

5: 5.5-inch display

A: Monochrome LCD (black & white)

2: DH-485 communication port, no print port

L1: 24V DC power supply version

📋 Core Technical Specifications

📌 Typical Applications

Legacy production line retrofits, packaging machinery, material handling, water treatment, and older SLC500/MicroLogix projects. DH485 bus only, no EtherNet/IP support.

⚠️ Common Failures & Spare Parts

1. Backlight degradation: Most typical fault. Spare part 2711-NL1 (CCFL backlight tube; LED backlight modification is also feasible)
2. Damaged touch panel: PV550 touch membrane can be replaced separately
3. Program loss: On-board coin cell battery preserves screen programs; program loss occurs once battery fails
4. Communication failure: DH485 bus termination resistor, wiring polarity, RSLinx driver issues

🔁 Replacement Options for Engineering Retrofit

Original project cannot be migrated directly, screen reconfiguration is mandatory

1. Preferred direct replacement: 2711R-T4T / 2711R-T7T (PanelView 800). Supports RS485 and connects to legacy PLCs;
2. Modern alternative: PanelView Plus 7 / PanelView 5000 series with Ethernet port;
3. 3rd-party domestic HMI: Weintek / Kunlun MT, connecting legacy AB controllers via DH485/Modbus with lower cost.

📎 Supporting Documentation

Manual: 2711-UM014 (PanelView Standard Terminal User Manual)

Datasheet: 2711-TD007

HS Code Reference

85287110 (Industrial touchscreen, HMI, applicable for customs declaration)

2711-T5A2L1 (PanelView 550) Old-to-New HMI Program Migration Assessment Checklist

Applicable: Migration from legacy AB PanelView Standard 550 to PanelView 800 / PanelView Plus / 3rd-party domestic HMI

Key point: PanelBuilder32 project cannot be imported into new HMI software; full reconfiguration required. This checklist is used for pre-migration risk assessment and workload estimation.

1. Hardware & Communication Assessment

1. Original HMI Project Inventory (Export from PanelBuilder32)

III. Tag / Variable Mapping Assessment (Core Workload Item)

1. Export full variable list of original project (print variable table in PB32)
2. Classification & statistics:

Boolean (Bit: Run, Fault, Auto/Manual, Alarms)

Integer (Word: Setpoints, Counters)

Float (Temperature, Pressure)

3. Verify PLC data file types: N files, B files, T/C preset values, registers
4. Mark special variables:

Arrays

Indirect addressing (High risk: many new HMIs do not support legacy AB indirect addressing syntax)

Read-only / Read-write attributes

Risk note: DH485 address notation differs between HMI software packages, prone to address offset errors.

1. Function Equivalence Assessment (Item-by-item comparison, mark missing functions)

1. PLC Side Change Assessment

Whether PLC program modification is required to adapt new HMI communication

Whether spare PLC register space is available for new HMI functions (recipes, history logging)

Whether PLC firmware supports new protocols (e.g. DF1)

Downtime window assessment for PLC program download

1. Test Plan Assessment
2. Offline simulation: Simulate screens and variables in HMI software, verify addresses
3. Bench test: New HMI + identical site PLC bench commissioning (recommended to reduce on-site downtime)
4. Step-by-step on-site power-up test:

Communication connectivity test

All screen switching

Full button operation & indicator feedback

Parameter write / read verification

Alarm trigger & acknowledge test

Recipe read/write test

4. Long-term aging test (optional)
5. Rollback plan: Keep old HMI, mark wiring for fast fallback in case of failure

VII. Documentation & Delivery Assessment

Backup of new HMI project source file

Variable cross-reference table (old tags ↔ new HMI variables)

Screen function specification document

Updated wiring diagram (HMI terminals, communication bus)

Updated site operation manual

Spare parts list (new HMI spare parts, communication modules)

VIII. Risk Summary & Man-hour Estimation

Fill directly into assessment form

1. High-risk items: Macro logic, indirect addressing, address misalignment
2. Medium-risk items: Alarm logic, recipes, communication parameter mismatch
3. Low-risk items: Screen layout, static text

Man-hour reference:

10 basic screens without complex macros/recipes: estimated 1~2 working days for configuration + testing; projects with heavy macros, recipes, indirect addressing require double the man-hours.

1. Downtime Plan Assessment

Planned downtime window duration

Wiring modification time

Commissioning time

Emergency plan & rollback scheme

Rockwell Allen-Bradley PanelView HMI Full Series List

Grouped by generation, marked【Active / Discontinued】, with supporting software and key features. Optimized for your 2711-T5A2L1 legacy screen retrofit selection

Catalog rule: 2711 = legacy classic; 2711R=PanelView800; 2711P=PanelView Plus; 2715=PanelView5000; 2800=OptixPanel

1. Legacy Classic Series (All discontinued, second-hand/spare market; your 2711-T5A2L1 belongs here)

1.1 PanelView Standard (2711 series, monochrome / early color, PanelBuilder32 software)

PanelView 300: 2711-T3A / 2711-K3A, 3-inch monochrome, DH485

PanelView 550: 2711-T5A2L1 / 2711-K5A2L1, 5.5-inch monochrome (your model)

PanelView 600: 2711-T6C / 2711-K6C, 6-inch color

PanelView 900: 2711-T9C / 2711-K9C, 9-inch color

PanelView 1000: 2711-T10C / 2711-K10C, 10-inch color

Communication: DH485, DF1; No Ethernet; Programming software: PanelBuilder32 (32-bit Windows only)

Typical faults: CCFL backlight aging, on-board coin cell causing program loss

1.2 PanelView Component (2711C, Discontinued)

2711C-C200, miniature modular HMI, paired with Micro800 compact PLC, simple screens

1.3 Early Generation PanelView Plus (First-gen 2711P, Discontinued)

Original PV Plus, WinCE, FactoryTalk View ME, 600/700/1000/1250/1500

2. Previous Generation: PanelView Plus 6 (2711P, EOL Discontinued, existing installed base)

Software: FactoryTalk View Machine Edition (FTView ME), WinCE6.0

PV Plus6 400: 2711P-T4C / K4C, 4-inch

PV Plus6 600: 2711P-T6C / K6C, 6.5-inch

PV Plus6 700: 2711P-T7C / K7C, 7-inch

PV Plus6 1000: 2711P-T10C / K10C, 10.4-inch

PV Plus6 1250: 2711P-T12C / K12C, 12.1-inch

PV Plus6 1500: 2711P-T15C / K15C, 15-inch

Suffix explanation: T=Touch; K=Membrane Keypad; C=Color; D=DC power; A=AC power

3. Active Classic: PanelView Plus 7 (2711P, Active for Sale), Standard / Performance versions

Software: FactoryTalk View ME; Performance version runs Win10 IoT Core, supports video, VNC, DLR ring

Standard version: 4”,7”,10”,12”,15”

Examples: 2711P-T4W21D8S, 2711P-T7C21D8S, 2711P-T10C21D8S, 2711P-T12W21D8S, 2711P-T15C21D8S

Performance high-performance version: 7~19” wide screen, stainless steel enclosure, conformal coated ArmorView machine-mount type

Examples: 2711P-T7C22D9P, 2711P-T10W22D9P, 2711P-T15C22D9P, 2711P-T19C22D9P

4. Economy Small Size: PanelView 800 (2711R, Active for Sale), Preferred replacement for legacy DH485 projects

Software: FactoryTalk View 800 (lightweight standalone software); Ethernet + RS485/DF1 native support, perfect for SLC500/MicroLogix, recommended replacement for your 2711-T5A2L1

2711R-T4T: 4.3-inch touch

2711R-T7T: 7-inch touch

2711R-T10T: 10.4-inch touch

Touch-only models, cost-effective, popular for legacy line retrofit

5. New High-End Platform PanelView 5000 (2715 series, Active for Sale), for Logix5000: ControlLogix/CompactLogix

Software: Studio5000 View Designer (integrated into Studio5000, FTView ME incompatible), native EtherNet/IP for large automation projects

1. PanelView 5310 (2713P, basic): 4”,7”,10”,12”,15”

Example: 2713P-T10CD

2. PanelView 5510 (2715P, high-performance):7/10/12/15/19”, touch / keypad hybrid

Example: 2715P-T7CD, 2715P-T10CD, 2715P-T15CD

⚠️Critical reminder: PV5000 project is fully incompatible with PanelView Plus projects, screen migration impossible

6. New Generation: OptixPanel (2800 series, Rockwell new HMI, Active for Sale)

Successor to PanelView 800 line, Compact and Standard models, FactoryTalk Optix software, native IoT & edge visualization

OptixPanel Compact (2800C): 2800C-070AS-1S (7-inch)

OptixPanel Standard (2800S):7/10/12/15-inch

Designed for new projects, weak native DH485 serial support, not recommended for direct replacement of legacy 2711 screens

7. Mobile Handheld HMI: MobileView (2711T)

Cabled pendant handheld operator terminal for machine-side operation, 2711T series, partial models available.

8. Industrial Panel PC (Not pure touchscreen, industrial all-in-one PC, ASEM series)

6300P, 6300M series industrial panel PCs, Windows OS, for local advanced SCADA operation

Series Selection Comparison Table (Quick reference for retrofit projects)

General Suffix Definition (Rapid model decoding)

T = Touch only; K = Keypad membrane; B = Touch + Keypad combined

C = Color LCD; A=Monochrome

D = 24VDC supply; A=AC100-240V

W = Wide screen; P = Performance high grade

S = Standard grade

Key Project Migration Tips (Continued from your 2711-T5A2L1 migration assessment)

1. 2711 (PV Standard) → 2711R PanelView800: Recommended, supports RS485/DF1 for SLC500/MicroLogix, moderate cost; screens must be reconfigured, PB32 project cannot be imported
2. 2711 → PanelView Plus7: Also feasible, requires DF1 / serial communication module
3. 2711 → PanelView5000: Not recommended for legacy DH485 retrofit. Software fully different, extra gateway required for serial port, heavy engineering workload