2711P-K4C20D Keypad Operator Interface Allen-Bradley

Allen-Bradley PanelView Plus 2711P-K4C20D Keypad Operator Terminal

Core Technical Specifications

• Brand & Manufacturer: Allen-Bradley.
• Model & Product Line: The model is the 2711P-K4C20D, part of the PanelView Plus 400 series (Series A-E).
• Display: It features a 3.5-inch color graphic display for vivid visualization of process data and menus.
• Input Method: Operation is performed through a tactile integrated keypad for data entry and control.
• Power Supply: The terminal operates on a 18-30V DC input, suitable for DC control panels.
• Communication Ports: It is equipped with Ethernet (EtherNet/IP), RS-232, and USB ports for connectivity.
• Internal Memory: The unit has 64 MB of memory for application storage and runtime.

Environmental & Installation Details

• This Allen-Bradley PanelView terminal is designed for use in hazardous locations.
• Its operational temperature range goes up to a maximum of 55°C (131°F).
• Do not install it where atmospheric gases ignite at temperatures of 135°C or below.
• For proper heat dissipation, mount the 2711P-K4C20D vertically with adequate clearances.
• Maintain at least 55 mm top, 102 mm bottom, and 25 mm on each side for ventilation.
• Avoid mounting on the west side of enclosures to prevent direct sunlight and overheating.

Communication & Connectivity

• The integrated EtherNet/IP port enables real-time control and data exchange over plant networks.
• The RS-232 serial port supports connections to older controllers and devices.
• The USB host ports allow connection of peripherals like mice, keyboards, or barcode readers.
• All communication ports comply with hazardous location requirements per NEC Article 500.

Frequently Asked Questions (FAQ)

• Q: What is the power requirement for the 2711P-K4C20D?
  A: It requires a 18-30V DC power source for operation.
• Q: Can this HMI be used in hazardous areas?
  A: Yes, this PanelView Plus terminal is designed for hazardous location installation.
• Q: What communication protocols does it support?
  A: It supports EtherNet/IP via Ethernet, RS-232 serial, and has USB host ports.
• Q: What are the key installation clearances needed?
  A: Ensure 55mm top, 102mm bottom, and 25mm on each side clearance for proper cooling.

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