3-Channel AC/DC Voltage & Current Acquisition Module Ethernet Modbus
Product No.: JSH-44063A
Measurement Channels: 3 Voltage + 3 Current
Voltage Range: 0-600V AC/DC
Current Range: 200mA AC/DC
Data Update Rate: 20 / 40 / 60 / 80 / 100 / 400 / 1000ms
Product Description
The JSH 3-Channel AC/DC Voltage and Current Acquisition Module is designed for simultaneous measurement of 3 voltage channels and 3 current channels, with power measurement for each channel.
It uses a high-precision 24-bit AD converter and supports AC/DC measurement, true RMS measurement, full electrical isolation, and high-speed data acquisition.
With an Ethernet interface and support for Modbus-TCP and Modbus-RTU, the module can easily connect to PLCs, industrial control systems, test equipment and monitoring platforms.
It is particularly suitable for data center load testing, regenerative load testing, power supply testing, electronic load testing and automated test systems.
Key Features
1.3 voltage + 3 current channels
2.AC/DC voltage and current measurement
3.Power measurement for all 3 channels
4.High-precision 24-bit AD converter
5.True RMS measurement
6.Full electrical isolation
7.Voltage range up to 600V AC/DC
8.Current range 200mA AC/DC
9.Frequency response up to 1kHz
10.Measurement accuracy: voltage 0.2%, current 0.5%
11.Ethernet communication
12.Supports Modbus-TCP / Modbus-RTU
13.Adjustable data update rate from 20ms to 1000ms
14.10–30V DC power supply
15.Suitable for variable-frequency signal measurement
Product Model
ZH-44063-34N1:3-channel voltage + 3-channel current combination, terminal current input, Ethernet interface, 10–30V DC power supply.
ZH-44063A-34N1:3-channel voltage + 3-channel current combination,Through-Hole Current Input, Ethernet interface, 10–30V DC power supply.
Technical Specifications
Parameter
Specification
Measurement Channels
3 Voltage + 3 Current
Voltage Input
AC/DC
Voltage Range
600V AC/DC
Current Input
AC/DC
Current Range
200mA AC/DC
Voltage Accuracy
0.2%
Current Accuracy
0.5%
Linearity Accuracy
0.2%
Measurement
True RMS
Frequency Response
0–1kHz
Data Update Rate
20 / 40 / 60 / 80 / 100 / 400 / 1000ms
Isolation Voltage
>2500V DC
Communication
Ethernet
Protocol
Modbus-TCP / Modbus-RTU
Baud Rate
9600–115200bps
Power Supply
10–30V DC
Power Consumption
<2W
Operating Temperature
-30°C to +70°C
Housing
Flame-retardant ABS
1.Data Center Load Testing
The module can be used to monitor voltage, current and power during data center load testing.
It can acquire multiple electrical parameters simultaneously and transmit measurement data to a monitoring or control system through Ethernet, making it suitable for automated test and monitoring applications.
Typical applications:
--Data center load testing
--Server power testing
--Power supply testing
--UPS testing
--PDU monitoring
--Electronic load testing
--Regenerative load testing
--Automated test equipment
--Industrial power monitoring
--Electrical performance testing
2.Regenerative Load Testing
For regenerative load testing systems, the module can measure voltage, current and power from multiple test channels and transmit the data to the control system through Ethernet.
This makes it useful for monitoring electrical parameters during repeated or long-duration load tests.
3.Automated Test Systems
With Ethernet communication and Modbus-TCP/RTU, the module can be integrated into PLC-based test systems, industrial PCs and other automation platforms.
The module supports configurable data update rates, including 20ms, 40ms, 60ms, 80ms, 100ms, 400ms and 1000ms, allowing users to select an appropriate acquisition speed for different test requirements
Why Choose This Module?
1.Simultaneous Multi-Channel Measurement
Measure 3 voltage channels and 3 current channels with one compact acquisition module.
2.High Measurement Accuracy
The module uses a high-precision 24-bit AD converter, with voltage accuracy of 0.2% and current accuracy of 0.5%.
3.Full Electrical Isolation
Power, voltage and current inputs are isolated to improve interference resistance and measurement stability.
4.Easy System Integration
Ethernet communication and Modbus-TCP/RTU make integration with PLCs, industrial control systems and test equipment easier. The manual also states compatibility with Modbus-based PLCs and touch screens.
5.Fast and Flexible Data Acquisition
Multiple update rates from 20ms to 1000ms can be selected according to the application.
FAQ
1. How many channels can the module measure?
The module measures 3 voltage channels and 3 current channels simultaneously, and also provides power measurement for each channel.
2. Does it support both AC and DC measurement?
Yes. The module supports AC/DC voltage and current measurement and true RMS measurement.
3. What communication protocols are supported?
The Ethernet version supports Modbus-TCP and Modbus-RTU. The communication protocol can be configured through the corresponding register settings.
4. Can it be used for data center load testing?
Yes. Its multi-channel voltage, current and power measurement makes it suitable for data center load testing, power supply testing and automated electrical test systems.
5. What is the maximum voltage and current range?
The standard specifications list 600V AC/DC voltage and 200mA AC/DC current.
6. Can it communicate with a PLC?
Yes. The product supports standard Modbus communication and can be integrated with compatible PLCs and touch-screen systems.
