ST490 Multifunction Power Meter | Digital Energy Analyzer
Description
ST490 Multifunction Power Meter
The ST490 series is a three-phase multifunction power meter featuring high-resolution color LCD display with comprehensive measurement, analysis, and monitoring capabilities.
Key Features
- Full three-phase electrical parameter measurement (voltage, current, power, energy)
- High-resolution color LCD display
- RS485 communication with Modbus-RTU protocol
- Optional 4/6 unpowered switch inputs
- 4 relay outputs for alarm or control
- 1 analog output (4–20mA)
- Harmonic analysis function
- Optional second communication port
- DIN rail mountable, compact design
- OEM/ODM available — Suzhou manufacturer
Applications
Ideal for power distribution panels, energy management systems, building automation, and industrial monitoring applications.
Request a quote or technical datasheet — contact Wanlong Electric today.
Care
To maintain the beauty and integrity of your purchase, we recommend treating it with care. Simple maintenance practices, such as gentle washing and proper storage, can effectively preserve the longevity of your favorites. We encourage you to refer to the care instructions included with each item, designed to help you keep your purchase in top condition.
Design
Our dedication to excellence extends beyond materials; it encompasses the artistry and craftsmanship illustrated in every piece we create.