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Key Technical Specifications
| Parameter | Value |
| Catalog Number | 2711-T9C8 |
| Display Type | Color Active Matrix TFT LCD |
| Display Size | 9-inch diagonal (171 x 130 mm active area) |
| Resolution | 640 x 480 pixels (VGA) |
| Input Method | Analog Resistive Touchscreen |
| Communication Port | Data Highway Plus (DH+) Port (3-pin Phoenix connector) |
| RS-232 Printer Port | Yes (9-pin D-sub RS-232 for serial printing/logging) |
| Input Voltage | 24 VDC nominal (18–32 VDC operating range) |
| Power Consumption | 24 W maximum (1.0 A at 24 VDC) |
| Internal Memory | 1008 KB Application Flash Memory |
| Backlight Life | 50,000 hours typical (replaceable backlight bulb catalog 2711-NC14) |
| Enclosure Rating | NEMA 12, 13, 4X (Indoor use only), IP65 |
Product Introduction & Supply Chain Strategy
The Allen-Bradley 2711-T9C8 PanelView 900 is a high-performance human-machine interface (HMI) built for industrial process automation. Featuring a 9-inch VGA color display and an analog resistive touchscreen overlay, it interfaces directly with PLC-5, SLC 5/04, and ControlLogix processors over Data Highway Plus (DH+) networks.
Since Rockwell Automation has completely retired the standard PanelView 900 line, sourcing factory-sealed New Surplus units is essential for maintaining active production lines. Choosing New Surplus over refurbished hardware avoids major failure modes such as touch matrix calibration drift, dimming CCFL backlights, and thermal degradation on power regulator boards. Holding on-site buffer stock protects against unplanned downtime while avoiding immediate, high-cost HMI application re-engineering.
2711-T9C8
2711-T9C8
Installation & Configuration Guide
Stage 1: Pre-Installation (Prep & Safety)
- Lock-Out/Tag-Out (LOTO): Isolate and lock out the 24V DC auxiliary supply feeding the enclosure cutout before installation.
- Cutout Dimensions: Verify cabinet cutout dimensions match PanelView 900 standards (224 mm H x 338 mm W / 8.81 in H x 13.3 in W). Remove metal burrs and debris from edges.
- Gasket Inspection: Ensure the factory-installed rear sealing gasket is seated properly in its channel to maintain NEMA 4X / IP65 water and dust protection.
Stage 2: Removal
- Unplug the 3-pin DH+ network connector and RS-232 serial printer connections from the rear header.
- Disconnect the 24V DC terminal power plug (+24V DC, DC Common, Earth Ground).
- Loosen and remove the mounting clamps surrounding the bezel, then ease the old terminal gently forward out of the panel cutout.
Stage 3: Installation (Clone & Seat)
- Insert the new 2711-T9C8 terminal into the cabinet cutout from the front side.
- Install all mounting clamps into their frame slots, tightening them in an alternating pattern to 10 in-lbs (1.13 N·m) of torque. Do not overtighten to avoid warping the front bezel.
- Wire the 24V DC power harness (+24V, DC Common, Earth Ground) securely to the terminal power plug.
- Connect the 3-pin DH+ cable (Clear, Shield, Blue) to the network header.
Stage 4: Power-On & Testing
- Apply 24V DC power and observe the boot sequence on the color screen.
- Verify the terminal executes self-diagnostics and enters the terminal Configuration Screen or loads the application program.
- Perform touchscreen calibration if prompted, test touch target responsiveness, and confirm active node communication with the connected PLC on the DH+ highway.
Firmware/Software Versions & Upgrade Notes
- Software Environment: Programmed exclusively using PanelBuilder32 software (version 3.80 or higher recommended).
- Application Transfer: Upload or download
.PVA/.PVRruntime application files via PCMCIA memory card (using card retaining cap 2711-NM216) or directly using a 1784-U2DHP USB-to-DH+ converter. - DH+ Node Address: Confirm the terminal’s DH+ node address (0–77 octal) and baud rate (57.6k, 115.2k, or 230.4k) match your network design and do not conflict with existing network nodes.
Frequently Asked Questions (FAQ)
Is this 2711-T9C8 unit guaranteed to be New Surplus and not refurbished?
Yes. This unit is 100% Brand New Surplus stock in original OEM factory packaging. It has never been deployed in an active cabinet, exposed to factory air contaminants, or subjected to screen or power board repairs.
Why should I choose New Surplus over a refurbished PanelView 900 terminal?
Refurbished PanelView terminals often suffer from shortened operating lives due to aged CCFL backlights (which lose brightness over time), worn touchscreen membranes with drift errors, and thermal stress on internal power regulators. Buying New Surplus ensures full 50,000-hour backlight life, factory-fresh touch calibration, and reliable operating stability.
What is the difference between the 2711-T9C8 and 2711-K9C8?
The T in 2711-T9C8 designates Touchscreen Input Only. The K version (2711-K9C8) features Keypad Input Only (with physical function keys and numeric pad). Both units feature identical 9-inch color displays and DH+ communications.
How does the 2711- differ from the 2711-T9C15?
While both are 9-inch color PanelView 900 touchscreen terminals, the 2711- uses Data Highway Plus (DH+) communications with 24V DC input power, whereas the 2711-T9C15 uses ControlNet communications with 24V DC input power.
What warranty coverage comes with this New Surplus HMI?
We back this 2711- New Surplus terminal with a full 1-year replacement warranty. Every unit passes rigorous visual checks, port integrity verification, and ESD-safe packaging before dispatch.
