Digital Panel Hertz Meter
The Digital Panel Hertz Meter is a reliable frequency monitoring instrument designed for measuring the frequency of AC power supplies. It provides a clear digital display, allowing operators to monitor line frequency in real time for electrical panels, generators, UPS systems, and industrial machinery.
With its bright LED display and compact panel-mount design, the meter is easy to install and offers excellent visibility even in low-light environments. It helps ensure that electrical systems are operating within the correct frequency range, making it an essential instrument for power distribution, generator monitoring, and industrial automation.
The Digital Panel Hertz Meter is commonly available for 45–65Hz or 45–450Hz measurement ranges depending on the model. It is suitable for monitoring 50Hz and 60Hz power systems and can be installed in electrical control panels, switchboards, generator sets, and other industrial equipment.
Its robust construction and stable performance make it suitable for continuous operation in commercial and industrial environments where frequency monitoring is critical.
Technical Specifications
| Specification | Details |
|---|---|
| Product Type | Digital Panel Hertz Meter |
| Measurement Parameter | AC Frequency |
| Display Type | LED Digital Display |
| Display Digits | 3½ or 4 Digits (Model Dependent) |
| Frequency Range | 45–65Hz / 45–450Hz (Model Dependent) |
| Accuracy | ±0.5% FS (Typical) |
| Resolution | 0.1Hz |
| Input Signal | AC Voltage |
| Operating Voltage | 80–270V AC (Model Dependent) |
| Mounting Type | Panel Mount |
| Display Color | Red LED |
| Housing Material | ABS Plastic |
| Operating Temperature | 0°C to 50°C |
| Application | Frequency Monitoring |
Applications
- Generator frequency monitoring
- Electrical control panels
- Power distribution systems
- Industrial automation
- UPS systems
- Switchgear panels
- Power plants
- Manufacturing equipment
- Electrical laboratories
- HVAC control systems
Precautions
- Verify the input voltage and frequency range before installation.
- Disconnect power before wiring the panel meter.
- Follow the recommended wiring diagram for safe operation.
- Do not exceed the specified input voltage rating.
- Install the meter in a dry, dust-free control panel.
- Keep wiring secure to prevent inaccurate readings.
- Protect the meter from excessive vibration, moisture, and high temperatures.
- Use qualified personnel for installation in mains-powered systems.
Related Products
- Panel Meters
- Test & Measurement Instruments
- Digital Volt & Amp Meters



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