Subjectives Measurement Expansion Module Product Description

Short Description:

The sub -metering expansion module (Figure 1) adopts high -precision electrical energy metering chip design.

Product Detail

Product Tags

Product Overview

The sub -metering expansion module (Figure 1) adopts high -precision electrical energy metering chip design, which can realize 12 route power measurement, and has the characteristics of fast collection rate, high measurement accuracy, strong scalability, and high stability. The module has its own self -detection function, which can accurately locate the abnormal situation of the module and facilitate the finding of the problem.

figure 1

Function Description

The sub -metering expansion module is used in the three -phase and four -line working mode, and measures the electrical energy of the 12 -way signal (current, voltage valid value, effective power, power factor, electricity), and perform abnormal detection of equipment, and take corresponding photoelectric alarms Methods to alarm. Its high -precision measurement performance of 0.5 levels, the tested channel 12, and its good scalability can meet the majority of users' detection of multi -way signal electrical energy in order to monitor electrical energy.

Technical Parameters

Working voltage: DC 5 ~ 12 V	Rated power: 2W
Acquisition voltage range: AC 0 ~ 1000 V	Current collection range: 0-100mA
Metering channel: 12 channels	Measurement accuracy: 0.5.
Communication interface: RS485	Working environment temperature:-20 ~ 60℃
Installation method: rail installation	Appearance size: length × width × height (131 × 95 × 58mm)

Product Characteristics

1. High measure accuracy
The product is designed with a dedicated high -precision electrical energy metering chip, and the measurement accuracy can be as high as 0.5.

2. Strong scalability
The system adopts a modular design. Each product has a unique local address that can be set through the button. Under the same main device, you can connect up to 8 sub -meter metering modules, a total of 96 currents. Satisfy the application of the vast majority of the collection of branch circuits.

3. Multi -communication interface
The product design has two independent RS485 interfaces, and the same functions are achieved, which improves the communication stability of the device and the reliability of the device.

4. Width voltage collection
The device adopts a omnicular isolation design to detect the DC voltage range of 0-1000V. And to complete the number of electrical parameters of each range by adapting to different intestines.

5. Failure alarm function
The equipment has the function of self -examination and external inspection. It can complete the diagnosis of internal basic faults of the device and can complete the diagnosis of some external equipment functions and display it.

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