12 Channel 0-100mA 0-100V Power Monitoring Module with 31st Harmonic Analysis

Product Overview

This product is a 12-channel power acquisition module featuring 12 voltage inputs and 12 current inputs for measuring 12 single-phase voltages, currents, active power, and energy parameters. It utilizes high-precision voltage and current transformers to achieve mutual isolation and sensing between every channel. Signal measurement employs dedicated true RMS measurement chips to accurately capture electrical parameters across various waveforms with high precision and stability. It is widely applied in street lighting monitoring, automated production testing, and product aging test equipment.

Model Selection

Key Features

1.24-Channel Simultaneous Independent A/D Sampling:
Features 12 independent voltage and 12 independent current inputs with separate A/D sampling, completing all data updates in as fast as 0.1 seconds.

2.High Linear Accuracy & Resolution:
Linear accuracy range reaches 1/1000 with a resolution of up to 1/10000, ensuring measurement accuracy remains unaffected by ambient temperature changes.

3.True RMS Measurement for Complex Waveforms:
Equipped with dedicated true RMS measurement chips to accurately capture distorted waveforms, such as thyristor phase-cut signals.

4.Robust Galvanic Isolation & Dual Configuration Options:
Complete mutual isolation between every channel, DCDC power isolation, and dedicated communication chip isolation with >2500V DC withstand voltage. Features both hardware DIP switches and software settings for address and baud rate configuration.
Technical Specification

1.Power Quality Monitoring
Monitor harmonic distortion, voltage imbalance and power quality issues in industrial power systems.

2.Data Centers
Analyze harmonic currents generated by UPS systems, servers and switching power supplies.

3.Renewable Energy Systems
Monitor harmonics introduced by solar inverters, energy storage systems and wind power converters.

4.Smart Grid Projects
Provide detailed harmonic and energy data for utility monitoring systems.

5.Industrial Manufacturing
Identify harmonic-related equipment failures and improve power efficiency.

6.Building Energy Management Systems
Monitor electrical distribution panels and branch circuits with harmonic analysis capability.

7.Electrical Testing Laboratories
Perform detailed harmonic measurements for equipment certification and power quality testing.
FAQ
Q1. What harmonic orders can the ZH-40414H measure?
The module supports voltage and current harmonic analysis from the 2nd to the 31st harmonic order.

Q2. Can the device be used for both three-phase and single-phase systems?
Yes. It supports four independent three-phase systems or twelve independent single-phase circuits.

Q3. Does the module support Modbus TCP?
Yes. Ethernet models support Modbus TCP and can also switch between Modbus RTU and Modbus TCP communication protocols.

Q4. What is the measurement accuracy?
Voltage and current accuracy is 0.2%, while power measurement accuracy is 0.5%.

Q5. Can it measure Total Harmonic Distortion (THD)?
Yes. The module provides harmonic content and THD measurement for both voltage and current channels.

Q6. Is isolation provided between channels?
Yes. Each channel, communication interface and power supply are isolated with insulation strength greater than 2500VDC.

Q7. What industries commonly use harmonic power analyzers?
Common industries include:
1.Data Centers
2.Renewable Energy
3.Manufacturing
4.Smart Buildings
5.Utilities
6.Power Quality Auditing
7.Electrical Testing Laboratories