2711-T9A2 PanelView 900 Standard Operator Terminal Allen Bradley

Overview  

The Allen Bradley PanelView 900 series 2711-T9A2 operator terminal is part of the discontinued PanelView Standard family. It features a monochrome gas plasma display with touchscreen input, offering reliable operator interface capabilities for legacy automation systems. Despite its obsolete status, it remains essential for maintaining older installations that depend on DH-485 communication.

Key Specifications

• Brand Allen Bradley

• Series PanelView 900 Standard

• Product Type Operator Terminal

• Model/Part Number 2711-T9A2

• Weight 7.00 lbs (3.18 kg)

• Display Type AC gas plasma

• Display Size 9 in. (210 x 131 mm / 8.27 x 5.17 in.)

• Resolution 640 x 400 pixels

• Display Color Monochrome

• Backlight LED, 100,000 hours half-life

• Input Type Touchscreen with 384 cells (24 columns x 16 rows)

• Touch Cell Size 26 x 25 pixels

• Application Memory 240 KB (pre-Series E), 1008 KB (Series E and later)

• Communication Ports DH-485

• Communication Cable 1747-UIC

• Input Voltage Range 85–264 V AC, 47–63 Hz

• Input Power 120 V AC

• Heat Dissipation 39 W (132 BTU/hr)

• Operating Temperature 0–55 °C (32–131 °F)

• Series Versions A, B, C, D, E, F

• Product Lifecycle Status Discontinued/Obsolete

Application Scenarios  The 2711-T9A2 was widely deployed in industrial automation systems requiring operator interaction through touch input. Its robust design and DH-485 communication made it suitable for machine-level control, process monitoring, and operator-driven adjustments in manufacturing environments.

FAQ

• Q: Is the 2711-T9A2 still available from Allen Bradley?  A: No, it has been discontinued and is considered obsolete.

• Q: What type of input does this terminal support?  A: It uses a resistive touchscreen with 384 touch cells.

• Q: How much memory is available?  A: Earlier series provided 240 KB, while Series E and later offered 1008 KB of nonvolatile memory.

Comparison with Similar Models  Compared to the PanelView 1000 series, the 2711-T9A2 has a smaller 9-inch monochrome display and reduced resolution. However, it remains a practical solution for legacy systems where DH-485 communication is required.