Itech IT9121E Power Meter User Manual

About this manual

The Itech IT9121E is a power meter designed for measuring voltage, current, power, frequency, and harmonic parameters. It features a 4.3-inch color LCD display and supports multiple communication interfaces including USB, GPIB, RS232, and LAN. The device is suitable for testing applications such as UPS power quality analysis and household appliance performance evaluation. This manual is written in Chinese.

What's inside

• Safety Precautions
• Environmental Conditions
• Product Introduction
• Front Panel Description
• Keyboard Description
• Menu Functions
• Measurement Conditions
• Basic Measurement Functions
• Waveform Display
• Harmonic Measurement

Frequently asked questions

What is the maximum voltage and current the IT9121E power meter can measure?

The device can test a maximum voltage of 600V and a maximum current of 20A.

What are the required operating temperature and humidity conditions for the IT9121E?

The instrument must be operated between 5°C and 40°C at a humidity level of 20% to 80% non-condensing.

What is the maximum altitude at which the IT9121E power meter can be operated?

The device is rated for operation at a maximum altitude of 2000 meters.