Brand :
Allen BradleyThe 2711P-K4M20D is a discontinued PanelView Plus 400 series operator terminal from Rockwell Automation (Allen-Bradley).
It features a 3.8-inch grayscale display and a durable keypad, primarily used for monitoring and controlling machines or processes in industrial environments. This terminal was the preferred human-machine interface for CompactLogix control systems and is suitable for medium-sized applications.

| Brand |
Allen Bradley |
| Model / Part Number | 2711P-K4M20D |
| Product Series | PanelView Plus 400 |
| Display Screen | 3.8-inch grayscale FSTN (passive matrix) |
| Display Resolution | 320 x 240 pixels |
| Input Type | Keyboard (function keys, navigation keys, and numeric keys) |
| Communication Ports | 1 Ethernet, 1 RS-232, 2 USB host ports |
| Memory | 64 MB RAM / 64 MB Flash memory (approx. 20 MB application storage) |
| Power Requirements | 18-30V DC (nominal 24V DC), maximum power consumption 25W |
| Dimensions (H x W x D) | Approx. 152 x 185 x 90 mm |
| Operating Temperature | 0 to 55 °C (32 to 131 °F) |
Q: What type of controllers does this HMI primarily work with?
A: It's the preferred HMI for Rockwell CompactLogix controllers, enabling seamless integration. It's also suitable for other standalone machine applications requiring reliable local control.
Q: Is this device still in production?
A: This model is discontinued and is currently mainly available through used or refurbished channels.
Q: What software is used to program this device?
A: Rockwell's FactoryTalk View Studio software is required to create applications. The device comes pre-installed with the FactoryTalk View Machine Edition (ME) runtime software, which does not require activation.
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