Product Overview
When you need a compact and reliable operator interface for your industrial process, the Allen-Bradley 2711P-K4C5D delivers. This PanelView Plus 400 terminal is a Human Machine Interface (HMI) designed for centralized monitoring and control on the factory floor. As part of the PanelView Plus family, this discontinued/obsolete model remains a practical choice for existing systems requiring a proven replacement.
The 2711P-K4C5D features a 3.5-inch color TFT display with 320 x 240 resolution, providing clear visualization of machine status and process data. Its keypad input with eight function keys (F1-F8) allows operators to navigate screens and enter commands quickly, even in demanding environments.
Technical Specifications
The following specifications are sourced directly from the manufacturer's data and define the operational capabilities of the Allen-Bradley 2711P-K4C5D.
| Parameter |
Value |
| Manufacturer |
Rockwell Automation |
| Brand |
Allen-Bradley |
| Part Number |
2711P-K4C5D |
| Product Line |
PanelView Plus 400 |
| Product Family |
PanelView Plus Terminals |
| Product Type |
Operator Terminal |
| Display Size |
3.5 inches |
| Display Type |
Color active matrix, TFT with LCD |
| Display Area |
71 x 53 mm (2.8 x 2.1 in.) |
| Resolution |
320 x 240 pixels |
| Input Type |
Keypad |
| Function Keys |
8 (F1-F8) |
| Input Power |
DC |
| Input Voltage Range |
18-30 VDC (24 VDC nominal) |
| Memory |
64 MB |
| Application Memory |
5 MB (Series A), 10 MB (Series B) |
| Communication Ports |
RS-232, USB |
| Communication Protocols |
DF1, DH485 |
| Real-Time Clock |
Battery-backed |
| Clock Accuracy |
±2 minutes per month |
| Series |
A, B, C, D, E |
| Lifecycle Status |
Discontinued/Obsolete |
Real-World Applications
The Allen-Bradley 2711P-K4C5D is well-suited for applications where a compact HMI is required to interface with PLCs or other controllers. Common uses include:
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Machine Control: In packaging or assembly machinery, the 2711P-K4C5D provides operators with a local interface to monitor cycle times, fault alarms, and production counts.
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Process Monitoring: In chemical or food processing plants, this terminal displays real-time process variables such as temperature and pressure, allowing quick adjustments via the keypad.
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Retrofit Projects: For existing PanelView Plus installations, the 2711P-K4C5D serves as a drop-in replacement to keep legacy systems running without redesigning the control panel.
Installation & Setup Guidance
When installing the Allen-Bradley 2711P-K4C5D, follow these practical steps to ensure reliable operation:
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Mounting: The device is designed for panel mounting, typically flush to the enclosure door. Ensure the cutout dimensions match the display area (71 x 53 mm) and that there is adequate clearance behind the panel for cabling and airflow.
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Wiring: Connect the DC power supply within the 18-30 VDC range, with 24 VDC nominal. Use a dedicated power source to avoid electrical noise from motors or drives.
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Communication: Use the RS-232 port to connect to a PLC, configuring the protocol as DF1 or DH485 as required. The USB ports can be used for programming or connecting a keyboard/mouse for easier data entry.
Maintenance & Reliability
To maximize the service life of your 2711P-K4C5D, adopt a routine maintenance schedule:
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Cleaning: Periodically clean the display and keypad with a soft, dry cloth to prevent dust buildup that can obscure the screen or affect key actuation.
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Battery Backup: The real-time clock uses a battery. Replace it every 5 years or as recommended by the manufacturer to maintain accurate timekeeping.
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Environmental Checks: Verify that the operating environment stays within acceptable temperature and humidity ranges. Although specific limits are not listed here, avoid exposure to excessive heat, moisture, or vibration.
Compatibility & Integration
The Allen-Bradley 2711P-K4C5D integrates seamlessly with Rockwell Automation PLCs, such as ControlLogix and CompactLogix, via the RS-232 port using DF1 or DH485 protocols. It also supports USB for programming and data transfer. For new installations, verify that your controller supports these protocols. For existing systems, the 2711P-K4C5D is a direct replacement for earlier PanelView Plus 400 models.
Selection Guide & Purchasing Advice
Before purchasing the Allen-Bradley 2711P-K4C5D, confirm that it meets your application requirements:
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Check your PLC's communication protocol: Ensure that DF1 or DH485 is supported.
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Verify power availability: The terminal requires 24 VDC; ensure your control panel provides this.
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Consider future support: Since this product is discontinued/obsolete, please check your long-term maintenance strategy.
PLC Source PRO offers the Allen-Bradley 2711P-K4C5D as a reliable option for your industrial automation needs. With our extensive inventory of PLC and HMI spares, you can keep your operations running smoothly.