Allen-Bradley 2711P-T12C4D8 PanelView Plus 6 1250 HMI
Condition: Used, Tested
Country of Origin: United States
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Allen-Bradley 2711P-T12C4D8 PanelView Plus 6 1250 Touchscreen Terminal
The Allen-Bradley 2711P-T12C4D8 is a Human-Machine Interface (HMI) from the PanelView Plus 6 1250 family. Designed for continuous duty in demanding supervisory control architectures, this unit integrates an analog resistive touchscreen with a 12.1-inch color active-matrix TFT display. The terminal comprises two primary field-serviceable sub-assemblies: the 2711P-RDT12C display module and the 2711P-RP8D DC logic module.
The 2711P-T12C4D8 is built to withstand electrical transients, industrial harmonics, and harsh operational profiles. It runs an open-platform Windows CE 6.0 operating system combined with the FactoryTalk View Machine Edition (ME) runtime engine. This terminal provides native plant-floor connectivity through integrated 10/100 Mbps Auto-MDI/MDI-X Ethernet and opto-isolated RS-232 serial communication ports, supporting complex peer-to-peer data interchange with ControlLogix, CompactLogix, and legacy PLC-5 / SLC platforms.
From an automation and marine engineering standpoint, the front bezel meets NEMA Type 12, 13, 4X (indoor) and IEC IP66 / IP65 ingress protection standards when properly seated with its heavy-duty continuous compression gasket. This guarantees physical protection against airborne particulate fouling, oil mist, salt-spray humidity, and washdown spray in marine engine rooms, offshore drilling rigs, and heavy manufacturing floors.
Model Details
- Manufacturer: Rockwell Automation / Allen-Bradley
- Product Line: PanelViewâ„¢ Plus 6 Operator Terminals
- Product Sub-Family: PanelView Plus 1250 / 6 1250
- Part Number / Catalog Number (MPN): 2711P-T12C4D8
- Logic Module Catalog Number: 2711P-RP8D (DC Logic Module, 512 MB RAM / 512 MB Flash)
- Display Module Catalog Number: 2711P-RDT12C (12.1″ Color Touchscreen Display)
- Internal Operating System: Microsoft Windows CE 6.0 Professional
- Runtime Firmware Compatibility: FactoryTalk View Machine Edition v6.00 through v12.00+
Technical Details
| Parameter | Engineering Specification |
|---|---|
| Manufacturer & Series | Rockwell Automation / Allen-Bradley PanelView Plus 6 1250 |
| Catalog / MPN | 2711P-T12C4D8 |
| Display Size & Type | 12.1-inch Color Active-Matrix TFT LCD (4:3 aspect ratio) |
| Display Resolution & Colors | SVGA 800 x 600 pixels; 18-bit color depth (262,144 colors) |
| Display Area & Luminance | 246 x 184 mm (9.7 x 7.2 in.); 300 cd/m² (Nits) |
| Backlight Module | Dual CCFL, field-replaceable (Cat. No. 2711P-RL12C2); 50,000 hr half-life at 25°C |
| Touchscreen Technology | 8-wire analog resistive; 10-110g operational force; 1,000,000 finger/gloved touches |
| Nominal Supply Voltage | 24V DC nominal (Non-isolated source allowed, isolated internal power supply) |
| Operating Voltage Range | 18.0 to 32.0V DC (SELV/PELV low-voltage limits) |
| Power Consumption | 39 W typical (1.6 A @ 24V DC); 70 W maximum (2.9 A @ 24V DC including USB/accessories) |
| Heat Dissipation | 240 BTU/hr maximum thermal output |
| DC Terminal Allocation | 3-Pin Removable Screw Terminal Block: Pin 1 = DC+ (+24V), Pin 2 = DC- (0V Return), Pin 3 = Functional Earth / Chassis GND |
| Terminal Wire Size & Torque | 0.3 to 2.5 mm² (22 to 14 AWG) stranded copper; 0.56 Nm (5 in-lb) tightening torque |
| System Memory | 512 MB RAM; 512 MB Non-volatile Flash (~79 MB allocated free runtime storage) |
| External Media Storage | 1x SD Card Slot (Hot-swappable, supports 1784-SD1, 1784-SD2); 2x USB 2.0 Type-A Host Ports |
| On-board Communication | 1x 10/100Base-T Ethernet (RJ-45, Auto-MDIX); 1x RS-232 Serial (DB-9M, DF1 / DH-485 / Point-to-Point) |
| Network Card Expansion | Backplane slot supports optional modules: DH+/DH-485 (2711P-RN6), ControlNet (2711P-RN15S) |
| Real-Time Clock (RTC) | Lithium Coin Cell CR2032 (Allen-Bradley Cat. No. 2711P-RY2032); 4-year field life at 25°C |
| Operating Temperature | 0°C to +55°C (32°F to +131°F) ambient surrounding air |
| Storage Temperature | -25°C to +70°C (-13°F to +158°F) |
| Relative Humidity | 5% to 95% non-condensing |
| Shock & Vibration | Operating Shock: 15G peak at 11 ms; Vibration: 10-57 Hz @ 0.012 in p-p, 57-500 Hz @ 2G acceleration |
| Enclosure / Ingress Ratings | Front: NEMA/UL Type 12, 13, 4X (indoor); IEC IP66 / IP65; Rear Enclosure: IP20 |
| Panel Cutout Dimensions | 257 mm H x 338 mm W (10.11 in H x 13.29 in W) |
| Overall Physical Dimensions | 282 mm H x 363 mm W x 55 mm D (11.12 in H x 14.30 in W x 2.18 in D) |
| Net Unit Weight | 3.20 kg (7.05 lbs) |
Controller Compatibility
- Allen-Bradley Logix Platforms: Full native tag-based symbol integration with ControlLogix® (5570, 5580 series), CompactLogix™ (5370, 5380 series), and GuardLogix® safety PLCs via EtherNet/IP CIP routing.
- Legacy Allen-Bradley PLCs: Point-to-point and network-polled messaging over RS-232 / DF1 or DH-485 to SLC 500 (5/03, 5/04, 5/05), MicroLogix (1100, 1200, 1400, 1500), and PLC-5 controllers (when fitted with the optional 2711P-RN6 communication module).
- Third-Party Controllers: Modbus TCP, Modbus RTU serial, and OPC DA communication via FactoryTalk View ME integrated Kepware machine drivers (Siemens S7-300/400/1200/1500, Schneider Modicon, Omron Sysmac).
Frequently Asked Question
Can the 2711P-T12C4D8 directly replace an older 2711P-T12C4D1 or 2711P-T12C4D2?
Yes. The 2711P-T12C4D8 has the same cutout dimensions (257 x 338 mm) and accepts the same 24V DC power harness as the original legacy PanelView Plus 1250 units. Project runtime files (.MER files) compiled in older FactoryTalk View Studio editions (v3.0 to v5.10) can be restored and run on the PanelView Plus 6 platform.
How do I configure IP addresses and serial parameters without external software?
Access the integrated Windows CE maintenance menu on startup by pressing the small white hardware square displayed in the bottom corner during boot-up, or by using an attached USB keyboard (pressing Ctrl + Shift + Alt + Windows). From the native terminal menu, select Terminal Settings > Networks and Communications to set static IP, subnet masks, gateway addresses, or RS-232 baud rates.
What is the difference between 2711P-T12C4D8 and 2711P-T12C4D9?
The 2711P-T12C4D8 features standard features with 512MB RAM / 512MB Flash and closed desktop access. The D9 catalog designation (Extended Features) includes full desktop access to the Windows CE shell, support for third-party CE applications, web browsing via Internet Explorer, and additional remote media capabilities.
Why is the HMI screen unresponsive to touch while the display is normal?
An unresponsive touch layer typically indicates either: (1) uneven mounting clamp torque pulling the resistive film tight against the glass; (2) surface dust or grease stuck in the bezel edge; or (3) calibration drift. Clean the screen perimeter, re-torque mounting clips to 1.1–1.4 Nm, and perform a 4-point calibration via Terminal Settings > Input Devices > Touch Screen > Calibration.
Can I upgrade or replace the internal real-time clock (RTC) battery?
Yes. The RTC clock is powered by an industry-standard CR2032 3V lithium coin cell (Rockwell part number 2711P-RY2032) located on the logic board. It can be swapped in the field without damaging firmware or operational applications. Always isolate the 24V DC power before detaching the logic module to service the battery.
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