Description
GP-A057 Series — 5.7″ Color LCD Graphic Panels (Autonics GP-A057)
5.7″ VGA HMI with resistive touch, wider display area and the usual suite of serial/Ethernet/USB/CAN links — a practical step up when 4.6″ is too cramped.
The Polar Energy Assessment:
GP-A057 balances size and cost: good for machines that need clearer numeric/graphic readouts and simple logging. It uses a 640×480 panel with nominal support for 262,144 colors, 64 MB screen memory and IP65 front.
Pros
- VGA resolution (640×480) with ample display area for single-pane operator screens.
- Wide support for interfaces (RS-232C/422, Ethernet, USB Host/Device, CAN on some SKUs).
- Moderate power draw (≤ 7.2 W) and IP65 front for panel mounting.
Limitations
- Color depth is lower than the true-color 7″/10.4″ variants (262k vs 16.7M).
Typical use cases
- Mid-size machine panels where one or two trend windows + alarms are needed.
- Packaging, food-line stations and conveyor controls that need a readable numeric UI.

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