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Summary of Contents for Heyuan Intelligence DZ81-MSU7C
- Page 1 DZ81-MSU7C Three Phase Voltmeter User Manual Heyuan Intelligence Technology Co., Ltd...
- Page 2 IMPORTANT DECLARATIONS Copyright © 2018 Heyuan Intelligence Technology Co., Ltd All Rights Reserved This manual may not be reproduced, copied, transmitted or transcribed in whole or in part by any means without the expressed written permission of Heyuan. Any shall be investigated for legal responsibility in violation of copyright or other intellectual property rights of the Company.
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Page 3: Table Of Contents
Contents Chapter 1 Meter Overview ………………………………………………………………………………..1 Chapter 2 Specifications …………………………………………………………………………………1 2.1 Voltage ………………………………………………………………........1 2.2 Power Supply …………………………………………………………………………………1 2.3 Communication ……………………………………………………………………………….1 2.4 Digital Input ……………………………………………………………………………………2 2.5 Working Condition ……………………………………………………………………………2 Chapter 3 Dimension & Installation ……………………………………………………….……………2 3.1 Dimension (unit: mm) …………………………………………………………..……………2 3.2 Cut-out Size …………………………………………………………………………....2 3.3 Installation Method .………………………………………………………………....3 Chapter 4 Typical Wiring ………………………………………………………………………………….3 4.1 Wiring Instruction ……………………………………………………………………….…….3... -
Page 4: Chapter 1 Meter Overview
Chapter 1 Meter Overview DZ81-MS3U7C is an advanced, smart networked voltmeter. It measures three phase voltage with high accuracy. It supports standard Modbus RTU communication protocol and is equipped with 2 digital inputs. Display: LCD Display Chapter 2 Specifications 2.1 Voltage Rated Voltage: 57.7V/100V or 220V/400V Voltage Range: 0~1.2Un Accuracy: Class 0.2... -
Page 5: Digital Input
2.4 Digital Input The meter is equipped with 2 digital inputs. Its wiring mode is as follows 2.5 Working Condition Operating Temperature: -25℃～+70℃ Storage Temperature: -40℃～+80℃ Relative Humidity: 20%～90%(non-condensing) Chapter 3 Dimension & Installation 3.1 Dimension (unit: mm) 3.2 Cut-out Size Cut-out Size (mm) -
Page 6: Installation Method
3.3 Installation Method This meter DZ81-MS3U7C should be installed in a dry and dust free environment, and avoid exposing to excessive heat, radiation and high electrical noise source. The meters can be installed into a standard panel of switch cabinet. A. -
Page 7: Chapter 5 Meter Display And Operation
DZ81-MS3U7C can be used for measuring three phase voltage in low-voltage and high-voltage systems. According to different wiring modes, corresponding wiring mode should be set on the “Voltage Wiring Mode Setting Interface”. Chapter 5 Meter Display and Operation There are four buttons on the front panel, labeled button “ ”, button “... -
Page 8: Chapter 6 Meter Display And Operation
The digital inputs (DI) are also displayed on the interface. As the figures below show, “ ” refers to the disconnection of the DI while “ ” refers to the connection of the DI. 5.1.2 On real-time data display interface, press button “ ”, it will display the interface of frequency. -
Page 9: Process Of Setting Parameters
At the setting mode: The button “ ” is used for digital shift. Press button “ ” each time to shift one digit, which will flash at the same time. The button “ ” is used to plus 1. Press button “ ”... -
Page 10: Parameters Setting Steps
Baud Rate Voltage Wiring Mode PT Ratio 6.3 Parameters Setting Steps labeled button “ ”, button “ ”, button “ ” and button “ ” 6.3.1 “PS” Interface, i.e. Password Inquiry Interface Press buttons “ ” and “ ” simultaneously, it will enter password setting interface. The default password is “0000”. - Page 11 press button “ ” to confirm and enter “F2” interface. “BT” Interface, i.e. RS485 Communication Baud Rate Setting Interface 6.3.3 The default communication baud rate is “9600”. The baud rate can be set as 9600, 4800, 2400, 1200. After setting, press button “ ”...
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Page 12: Chapter 7 After-Sales Service
Chapter 7 After-sales Service Product Warranty 1. The product warranty period is one year. 2. The company is responsible for free maintenance or exchange within one-year warranty period. 3. The cost of the components and freight shall be charged for improper meter installation and/or operation.
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