ELNet GR/PQ Installation & Operation Manual
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ELNet GR/PQ Installation & Operation Manual

Electrical measurements & power quality
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Installation & Operation Manual
Elnet
GR\PQ
Electrical Measurements & Power
Quality
Ver. 1.8

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  • Page 1 Installation & Operation Manual Elnet GR\PQ Electrical Measurements & Power Quality Ver. 1.8...

  • Page 2: Table Of Contents

    Wiring Schematics ........17 Rear Panel Connections ....... 21 Digital Outputs and Inputs......26 Manufacturing Data........27 CHAPTER 3 — USING THE ElNet Meter ...... 28 Front Panel ............ 28 Control Buttons ..........29 Lock Utility ........... 30 CHAPTER 4 —...
  • Page 3 Electrical Connection Check......36 TOU Setting........... 39 Change language ........... 40 Time Settings ..........41 Date Settings..........42 Setting digital out .......... 43 Delta/Star Electrical network definition ..44 Demand Setting..........45 CHAPTER 5 — FRONT PANEL DISPLAYS ....46 Current for 3 Phases ........
  • Page 4 5.11.3 Voltage Total Harmonic Distortion (THD). 61 5.11.4 Current Total Harmonic Distortion (THD) 62 5.11.5 Current THD,TDD,KF ......... 63 5.11.6 EN50160 event monitoring and Wave records ............64 5.11.7 Long PQ event special record ..... 66 CHAPTER 6 — ALARM REPORT ........70 6.1.

  • Page 5: Chapter 1 ─ Introduction

    CHAPTER 1 ─ INTRODUCTION 1.1 About the ElNet Meter Large consumers of electricity e.g. factories, hotels, hospitals, municipalities, need to know the history of their consumption and the quality of the power supply. Details such as Voltage, Current, Power Factor, Hertz, Neutral Current, Energy Demands and all ElNet Energy &...

  • Page 6: How To Use This Manual

    Readings, graphs, tables & history are shown on the graphic ElNet Energy & Powermeter display of the This display is a state of the art screen with a resolution of 160X128. ElNet Energy & Powermeter is carefully and Each meticulously manufactured using quality components and the latest production methods.
  • Page 7 CHAPTER 4, Parameter Configuration & Settings explains in detail the minimum parameters settings needed by the Senior ElNet Energy Electrical Engineer to set up and configure the & Powermeter. CHAPTER 5, Front Panel Displays, is an easy to follow step-by- step guide to obtain readings, graphs, tables and histories for the User.

  • Page 8: Safety Information

    WARNING • Ensure that all incoming AC power and other power sources are turned off before performing any work on ElNet Energy & Powermeter . Failure to do so may result in serious or even fatal injury and/or equipment damage.

  • Page 9: Warranty

    (such as floods, fire, earthquake, lightening etc.). CONTROL APPLICATIONS Ltd does not accept liability for any ElNet damage that may be caused by malfunction of the Energy & Powermeter CONTROL APPLICATIONS Ltd will advise the customer on the ElNet Energy &...
  • Page 10 This warranty is limited to the repair and/or replacement at CONTROL APPLICATION Ltd sole discretion of the defective product during the warranty period. Repaired or replaced products are warranted for ninety (90) days from the date of repair or replacement, or for the remainder of the original product’s warranty period, whichever is longer.

  • Page 11: Your Comments Are Welcome

    1.5 Your comments are welcome CONTROL APPLICATIONS Ltd. sincerely thanks you for ElNet Energy & Powermeter . We are choosing our confident that it will provide you with many years of trouble free service and give you all the power and energy information and history that you expected from the instrument when you bought it.

  • Page 12: Disclaimer

    1.6 Disclaimer Information in this User Manual is subject to change without notice and does not represent a commitment on the part of CONTROL APPLICATIONS Ltd. CONTROL APPLICATIONS Ltd supplies this User Manual as is without warranty of any kind; either expressed or implied, and reserves the right to make improvements and/or changes in the manual or the product at any time.

  • Page 13: Chapter 2 - Installation

    CHAPTER 2 — INSTALLATION In this Chapter you will find the information and instructions that the Installation Technician needs, to mount and connect the ElNet Energy & Powermeter WARNING! • During operation, hazardous voltages are present in connecting cables and terminal blocks.

  • Page 14: Contents Of Packaging

    Without using any sharp instruments, carefully open the carton of ElNet Energy & Powermeter Please check the contents of the carton, it should contain: Elnet GR Elnet PQ Your new Elnet Energy & Your new Elnet Energy & Powermeter Powermeter Elnet GR/PQ User Manual Elnet GR/PQ User Manual...

  • Page 15: Mechanical Mounting

    2.2 Mechanical mounting ElNet Energy & Powermeter To Mount the NOTE!! ElNet Energy & Do not mount the Powermeter too close to any main electrical conductors. Allow sufficient space carry ElNet maintenance to the back of the Energy & Powermeter Choose a suitable location, and prepare a rectangular hole according to the dimensions shown in Figure 2.1...
  • Page 16 ElNet Energy & Powermeter Slide the • into the pre-prepared rectangular hole (ensure it is the right way up), then push the two mounting clips provided in the packaging into position. Use mild force to ensure the clips are securely positioned on the outer case of the ElNet Energy &...

  • Page 17: Wiring Schematics

    2.3 Wiring Schematics ElNet GR Energy & Powermeter in "Star" To wire up the connection: Figure 2.3. GR Schematic "Star" Wiring Diagram...
  • Page 18 ElNet GR Energy & Powermeter in "Delta" To wire up the connection: Figure 2.4. GR Schematic "Delta" Wiring Diagram...
  • Page 19 ElNet PQ Energy & Powermeter in "Star" To wire up the connection: Figure 2.5. PQ Schematic "Star" Wiring Diagram...
  • Page 20 ElNet PQ Energy & Powermeter in "Delta" To wire up the connection: Figure 2.6. PQ Schematic "Delta" Wiring Diagram...

  • Page 21: Rear Panel Connections

    2.4 Rear Panel Connections Please re-read section 1.3 for safety instructions. To connect the Rear Panel ElNet All Connections, except those to the CT core of the Energy & Powermeter are made via terminal connector plugs (Voltage input, Power Supply, Communication etc.).
  • Page 22 WARNING! Never allow an open circuit between the two Current Transformers. ARNING Repeat the procedure for Line 2 and Line 3 (In ElNet PQ repeat also for Neutral Line I ElNet Energy & Connect the rest of the connections to the Powermeter by means of terminal connector plugs.
  • Page 23 Figure 2.7. Rear Panel Elnet GR Figure 2.8. Rear Panel Elnet PQ...
  • Page 24 Description Remarks Designation Line1 Supplied Through a 6Amp fuse Voltage Line2 Supplied Through a 6Amp fuse Voltage Line3 Supplied Through a 6Amp fuse Voltage Neutral Measurement neutral Line From Current Note the correct direction to Transformer on insert the lead Line1 From Current Note the correct direction to...
  • Page 25 RS485 Comm. (+) Line RS232 — TXD RS232 Comm. Transmit GR model only RS232 — RXD RS232 Comm. Receive RS232 — COM RS232 Comm. Common RJ45 10 BASE-T line to Via standard Network Communications plug Table 2-1 Rear Panel connections Elnet GR/PQ...

  • Page 26: Digital Outputs And Inputs

    Relay between pins 1/2/3 to 4c, the maximum load is 1 Amp. Digital Inputs: In order to change the status of the Digital Inputs of the GR/PQ a 220 VAC contact must be provided. The indication voltage should be supplied from one of the measured phases.

  • Page 27: Manufacturing Data

    2.6 Manufacturing Data. Press F1 on the keyboard for 6 seconds. The following screen will appear. Figure 2.10. Elnet Information Number Screen Description Ep. Date Production date of software operating system Ep. Time No. of times the program has been updated Version Program version no.

  • Page 28: Chapter 3 - Using The Elnet Meter

    CHAPTER 3 — USING THE ElNet Meter In this chapter you will find descriptions and functions of the front panel and the control buttons and how to use them. 3.1 Front Panel To operate the front panel The Front Panel has a graphic screen and 6 operating buttons.

  • Page 29: Control Buttons

    3.2 Control Buttons To operate the Control Buttons on Front Panel ElNet Energy & Powermeter has six Control Buttons. With these buttons the user can achieve all the functions necessary. The Control Buttons are arranged on a keypad below the display screen and require slight finger pressure to click.

  • Page 30: Lock Utility

    3.3 Lock Utility To lock and unlock the Control Buttons The Control Buttons can be locked against any unauthorized or accidental usage. Only sub menus can be locked. The Lock Utility does not work on the Main Menu. To lock press “Enter” for six (6) seconds. A “Keyboard Locked!”...
  • Page 31 A “Keyboard Unlocked!” message appears on the screen and normal functions can resume. Figure 3.4. Keyboard Unlocked NOTE! ElNet GR In the event of a general power failure, the will return to the screen that was showing before the power failure occurred.

  • Page 32: Chapter 4 - Necessary Elnet Settings

    CHAPTER 4 — NECESSARY ElNet SETTINGS In this chapter you will find instructions to set the minimum settings that are necessary to allow the ElNet Energy & Powermeter to function properly. WARNING! The selection, installation and settings of the •...

  • Page 33: Settings For Current Transformer

    4.1 Settings for Current Transformer To set or change settings for Current Transformer NOTE! The most important setting necessary for the proper ElNet Energy & Powermeter is functioning of the the Current Transformer setting. The cross section of the leads to the current Transformer must be compatible to the power of the current transformer.
  • Page 34 3 Move the cursor with the F1, F2, F3, & F4 buttons to number 1. (See Section 3.2 for description of button functions). 4 Click "Enter", the number 1 will appear in the password field. Figure 4.2. Password Field 5 Move the cursor to the # Sign with F1, F2, F3, & F4 buttons, (See Section 3-2 for description of button functions).
  • Page 35 8 Click “Enter” the Technical Menu screen appears. Figure 4.4. Technical Menu 9 Scroll to Transformation Ratio. 10 Click “Enter” The Current Transformer screen appears. Figure 4.5. Current Transformer The present setting for the Current Transformer is shown.

  • Page 36: Electrical Connection Check

    If it is a new installation, the ratio will show 5 A:5 A . 11 Click “Enter”, the Insert Value screen appears. Figure 4.6. Insert Value 12 Use Button “F3” or “F4” to move the cursor left or right and Button “F1” or “F2” to decrease or increase the value + or -.
  • Page 37 To perform Electrical connection Check 1 Scroll to "Technical menu" and press "Enter". 2 Insert password 11 in the password menu (check chapter 4.1 for explanation of how to set password). 3 The Connection Check screen appears. Figure 4.7. Connection Check Message Voltage Current...
  • Page 38 Table 4-1 Voltage and Current Messages Phase Order Messages Message Voltage Correct Phase Order of Voltage Connections Incorrect Phase Order i.e. Line 2 does not follow Line 1 and/or Line 1 does not follow Line3 Table 4-2 Phase Order Messages...

  • Page 39: Tou Setting

    4.3 TOU Setting ElNet Energy & Powermeter is capable of working in several TOU Settings. The user can choose the TOU Setting according to the country requested. To set TOU See Section 4.1 for instructions to arrive at the Technical Menu From Technical Menu scroll to TOU Setting Click “Enter”.

  • Page 40: Change Language

    4.4 Change language To change language on the display screen 1 On the main screen click “F2” for 6 seconds. 2 The Select language screen appears. Figure 4.9. Select Language. 3 Scroll to the relevant language. 4 To save Click “Enter”. 5 To cancel Click “Back”.

  • Page 41: Time Settings

    4.5 Time Settings To set Time See Section 4.1 for instructions to arrive at the Technical Menu. 1 From Technical Menu scroll to Set Clock. 2 Click “Enter” The Set Clock screen appears. Figure 4.10. Set Clock 3 Use "F1" or "F2" buttons to select Hour, Minute, Second.

  • Page 42: Date Settings

    4.6 Date Settings To set Date See Section 4.1 for instructions to arrive at the Technical Menu. 1 From Technical Menu scroll to Set Date. 2 Click “Enter” The Set Date screen appears. Figure 4.11. Set Date 3 Use “F1” or “F2” to select Day, Month, Year. 4 Use “F3”...

  • Page 43: Setting Digital Out

    4.7 Setting digital out The digital output (chapter 2.5) can be used as an alarm, pulse, time table or trip (PQ only) output, in order to set the digital output - See section 4.1 for instructions to arrive at the Technical Menu.

  • Page 44: Delta/Star Electrical Network Definition

    STAR – a system with neutral line. In order to change the type of the electrical network definition in the Elnet GR/PQ, see section 4.1 for instructions how to arrive at the Technical Menu. 1 From Technical Menu scroll to "Set Connections" and Click “ENTER”.

  • Page 45: Demand Setting

    4.9 Demand Setting. The ElNet GR/PQ can determine the demand cycle time In order to change the cycle time connected to the Elnet GR/PQ See Section 4.1 for instructions to arrive at the Technical Menu. 1 From Technical Menu scroll to "Next" and Click “Enter”.

  • Page 46: Chapter 5 - Front Panel Displays

    CHAPTER 5 — FRONT PANEL DISPLAYS In this chapter you will find instructions on how to obtain the ElNet GR/PQ Electrical Measurements readings that the & Power Quality provides, e.g., Current, Voltage Power, Power Factor, Energy, and Power quality. 5.1 Current for 3 Phases To display Current for all 3 Phases 1 From Main Menu scroll to Current &...

  • Page 47: Frequency For 3 Phases

    5 The online graphical data screen appears. Figure 5.2. Current graphic Display 5.2 Frequency for 3 Phases To display Frequency for all 3 Phases 1 Display the current screen as described in section 5.1. 2 Click “F3” - “ TABLE”. 3 Click “F3”...

  • Page 48: Current In Neutral Line

    You can reset the Peak values by using the “CLEAR” button. Read the Frequency in Line 1, Line 2, Line3 5.3 Current in Neutral Line ElNet GR - By using the Vector value of L1/2/3 Current Lines calculates the Current in the Neutral Line ElNet PQ –...

  • Page 49: Voltage For 3 Phases

    6 The Current & Voltage table screen appears. Current in Neutral line Figure 5.4. Combined Displays 5.4 Voltage for 3 Phases To display Voltage for all 3 Phases and across Phases 1 From the Main Menu scroll to Current & Voltage. 2 Click “Enter”...

  • Page 50: Active Power For All 3 Phases (P)

    Parameter Description Units Voltage from Line1 to Neutral Volts Voltage from Line2 to Neutral Volts Voltage from Line3 to Neutral Volts Voltage across Line1 and Line2 Volts Voltage across Line2 and Line3 Volts Voltage across Line1 and Line3 Volts Table 5-1 Voltage Readings 5.5 Active Power for all 3 Phases (P) To display Active Power for all 3 phases.
  • Page 51 Peak is the highest value reached for the adjacent ElNet Energy & Powermeter reading since the was first switched on, Since the last time the reset button was pressed. Peak is the lowest value reached for the adjacent ElNet Energy & Powermeter...

  • Page 52: Reactive Power For All 3 Phases (Q)

    5.6 Reactive Power for all 3 Phases (Q) To display Reactive Power for all 3 phases 1 From Main Menu scroll to Power Display. 2 Click “Enter”, the Active Power screen appears (Figure 5.5). 3 Click “F3”, the Reactive Power screen appears. Figure 5.7.

  • Page 53: Apparent Power For All 3 Phases (S)

    5.7 Apparent Power for all 3 Phases (S) To display Apparent Power for all 3 phases 1 From Main Menu scroll to Power Display. 2 Click “Enter”, the Active Power screen appears (Figure 5.5). 3 Click “F2” The Apparent Power screen appears. Figure 5.8.

  • Page 54: Power Factor For Each Phase

    5.8 Power Factor for each Phase To display Power Factor for each phase 1 From Main Menu scroll to Power Display and click “Enter”. 2 Click “F3” to display “TABLE” format. The Power Table screen appears. Figure 5.9. Power Table Parameter Description Unit...

  • Page 55: Overall Power Factor

    3 Click “F4” – “PF” The Power Factor for each Line screen appears. Figure 5.10. Power Factor for each line 5.9 Overall Power Factor To display Overall Power Factor 1 From Main Menu scroll to Power Display 2 Click “Enter” and then click “F4”. 3 The Power Table screen appears.

  • Page 56: Active/ Reactive/ Apparent Energy

    5.10 Active/ Reactive/ Apparent Energy To display Overall Active/Reactive/Apparent Energy 1 From Main Menu scroll to Energy Display. 2 Click “Enter”, the Energy Meter screen appears. Active Energy Apparent Energy Reactive Energy Figure 5.12. Energy Meter 3 Click “F1” to read Energy in each Rate at Rate1, Rate 2 and Rate3.

  • Page 57: Power Quality

    Poor Harmonics could invoke a fine and damage to the electrical system and can be improved by adding filters. ElNet Energy & Powermeter GR Model is capable of displaying Harmonics in Wave Form Graph, Harmonics Bar Graph, Harmonic Tables and Total Harmonic Distortion for Voltage and Current.
  • Page 58 4 Click “Enter”, the Wave Form Graphs screens appear. Figure 5.14. Voltage Graph 5 Press “F4” to switch between Voltage Graph Line 1, Line 2 and Line 3. To display Current Wave Form Graphs 1 Click the Current Graph screens appears. “F2”, Figure 5.15.

  • Page 59: Harmonics Bar Graphs

    Harmonics is normally 100%. If shown together with the other Harmonics, distortion to the rest of the Harmonic Bar Graph will occur. By toggling , the “F4” ElNet Energy & Powermeter is able to separate Harmonics to prevent this distortion.
  • Page 60 To display Harmonics Current Bar Graph 1 Click “F2”, the Harmonic Current Bar Graph screens appears. Figure 5.17. Harmonic Current Bar Graph 2 Press “F3” to change Harmonics Current Bar Graph to Line 1, Line 2, Line 3, Neutral Line (L0) and Lines 1,2,3 together.

  • Page 61: Voltage Total Harmonic Distortion (Thd)

    5.11.3 Voltage Total Harmonic Distortion (THD). ElNet Energy & Powermeter is capable of measuring Voltage and Current Harmonic Distortion for the first 64 Harmonics. These are presented in a table format with the Total Harmonics Distortion (THD) also shown. To display Harmonics Tables 1 From Main Menu scroll to Power Quality Display.

  • Page 62: Current Total Harmonic Distortion (Thd)

    5.11.4 Current Total Harmonic Distortion (THD) To display Harmonics Current Table 1 Repeat steps 1-4 from Section 5.13.3. 2 Click “F2” The Harmonic Current Table screens appears. Figure 5.19. Harmonic Current Table 3 Click “F4” to scroll down the Table to observe all the Current Harmonics till 60 4 Click change Harmonics Current Table to...

  • Page 63: Current Thd,Tdd,Kf

    5.11.5 Current THD,TDD,KF 1 From Main Menu scroll to Power Quality Display and Click “Enter”. Current. Scroll to THD, TDD, KF 3 Click “Enter“, the Current, THD, TDD, KF Table screens appears. Figure 5.21. Current THD, TDD, KF 4 In order to enable the system to calculate properly the TDD value, user should set the max line current value by using “F4”.

  • Page 64: En50160 Event Monitoring And Wave Records

    5.11.6 EN50160 event monitoring and Wave records When a power quality event occurs (as specified in the EN50160 standard), Elnet PQ stores the record of it in its memory. This record can be downloaded to the PC later on for detailed analyze.
  • Page 65 6 Click “Enter”, the Set V Nominal screen appears. Figure 5.23. Set V Nominal 7 Use button “F3” or “F4” to move the cursor left or right and Button “F1” or “F2” to decrease or increase the value + or -. In order to start the EN50160 mode: 8 To activate the EN50160 mode, scroll to Start EN50160 and click “Enter”.

  • Page 66: Long Pq Event Special Record

    5.11.7 Long PQ event special record Most of the power quality events as specified in the EN50160 standard occur in a very short time periods (less than a second). If a demand to make a special (not according to EN50160) and long record (several seconds) exists the following definitions must be done: 1 Activate the EN50160 mode by repeating the steps...
  • Page 67 If a demand to start the record a few seconds before the long event begins: 1 Repeat on steps 1 to 4 from chapter 5.11.7. 2 Scroll to Long Event Sec. Before. 3 Click "Enter" the Long Event Sec. Before screen appears.
  • Page 68 Figure 5.26. Long Event High Cur. (L1). 4 Set the high current value that will start the special record by using button “F3” or “F4” to move the cursor left or right and Button “F1” or “F2” to decrease or increase the value + or -. Setting hysteresis value in line 1 to return to normal and reset for new event.
  • Page 69 Figure 5.27. Long Event Cur. Hys. 8 Set the low current value that will stop the special record by using button “F3” or “F4” to move the cursor left or right and Button “F1” or “F2” to decrease or increase the value + or -. 4.2.

  • Page 70: Chapter 6 - Alarm Report

    CHAPTER 6 — ALARM REPORT ElNet Every second automatically the monitors all the electrical values and compare them to the pre-setting alarm values. ElNet ElNet can handle and store up to1,000 alarms in the memory with their time & date data.

  • Page 71: Alarm Setting

    The user can select one of sixteen different timers in order to delay each one of the alarms. 6.1. Alarm setting See chapter No. 4.1 how to get in the Technical Menu from the main screen. From the Technical Menu select “Alarm setting” and press Enter. The Alarm Setting Screens appear.
  • Page 72 Set Delay Timers: ElNet Up to sixteen delay timers can be defined in the user Meter, can link for each one of the timers one or more alarms, the delay timer will check that the alarm is stable and will not write the alarm in the...

  • Page 73: Display Alarms Report

    6.2. Display Alarms Report Two alarm reports can be generated: Historical alarm report – includes all the information about fixed alarms (return to normal status). Current alarm report - includes all the information about existing alarms. In order to generate an alarm report, from the Main Menu scroll to “...

  • Page 74: Display En50160 Event Report

    6.3. Display EN50160 Event Report In addition to alarm reports, an EN50160 event report can also be generated. 1 In order to generate an event report, from the Main Menu scroll to ” and press “Enter”. “Alarm report 2 Scroll to ”...

  • Page 75: Chapter 7 - Demand Reports

    CHAPTER 7 — DEMAND REPORTS ElNet can generate reports that will inform the user the date of Meter the maximum demand. The reports include: Maximum Demand – for active power and power factor. Maximum Demand – for reactive power and power factor.

  • Page 76: Chapter 8 - Data Logging

    CHAPTER 8 — DATA LOGGING ElNet meter collects automatically important electrical data day by day, for approximately two years. From the Main Menu scroll to and press “Enter”. The “Data Logging“ following screen appears. Figure 8.1. Data Logging Daily peaks : Scroll to “Daily peaks”...
  • Page 77 For each one of the above options you will have the ability to get for each phase the lowest-level value and the highest-level value as specified in the following screen: Figure 8.3. Current Peaks Select one of the above options and press “Enter”, the following screen will appear: Figure 8.4.
  • Page 78 Power Demand : The operation metod is very similar to the above paragraph “Daily peaks” and the informatin includes the maximum average for 15 minutes of the active power, reactive power and apparent power demand. Total Energy : The operation metod is very similar to the above paragraph “Daily peaks” and the informatin includes the toatl energy values for active energy, reactive energy and apparent energy for each phase and total energy.

  • Page 79: Chapter 9 - Communication

    CHAPTER 9 — COMMUNICATION Communication Connections ElNet Energy & Powermeter supports RS485 and Ethernet. The connection is provided on the Rear Panel, (see Figure 2.5 or 2.6) and is made by means of the connectors provided. The same information can be transmitted along both, but only one at a time.

  • Page 80: Baud Rate

    Baud Rate The Baud Rate is the communication speed in Bits Per Second ElNet Energy & Powermeter communicates (BPS) that the with the PC master. The better the communication line Quality, the faster the communications may be. If the communication line is routed through a “noisy”...

  • Page 81: Communication Set Up

    Communication Set Up To set up Serial Communications 1 See Section 4.1 for instructions to arrive at the Technical Menu. 2 From Technical Menu scroll to Communication Settings 3 Click “Enter”, the Communication Setup screen appears. Figure 9.1. Communication Setup 4 From Communication Setup Menu scroll to Serial Comm.
  • Page 82 Figure 9.2. Communications Settings 6 Use Button “F1” or “F2” to change value in selected field. 7 Use Button “F3” or “F4” to select Address, Baud Rate, Parity. NOTE! When the selection is made it takes immediate affect with no further action required. To set up Ethernet Communications 1 From the Communication Setup Menu scroll to Ethernet Comm.
  • Page 83 Figure 9.3. Set IP Address 3 Use Button “F1” or “F2” to change IP Address. 4 Use Button “F3” or “F4” to move the cursor. • Click “Back” to return to Technical menu. • Click “Back” to return to Main menu.

  • Page 84: Communication With Uniart Software

    Communication with UniArt Software CONTROL APPLICATIONS Ltd propriety software, “UniArt” is ElNet Energy & used to Read and Write Registers of the Powermeter Each Item number in the Registers Table is a unique field containing information. The UniArt software manages each Item number as a parameter.
  • Page 85 E.G. 1 If the user the wishes to read Voltage Line 2 (Item No 2) By applying the formula: 2 - [0 X 128] = 2 File = 0 and Point within that file = 2 E.G. 2 If the user the wishes to read 30 Harmonics for Volts Line1 (Item No 330) By applying the formula: 330 - [2 X 128] = 74...

  • Page 86: Chapter 10 - Specifications

    CHAPTER 10 — Specifications Item Description Power requirements 110/230VAC,60/50 Hz, 30VA Dimensions (HxWxD) 144x144x100 mm Shipping Weight 750 gr. Measuring voltage limits 700 VAC Measuring current limits Operating Voltage limits 1000VAC Operating Current limits Enclosure material ABS Anti flame Display Graphic 160x128 Operating temperature -20 - + 50 C...

  • Page 87: Measurement & Display

    10.1 Measurement & Display Elnet GR Measurement & Display (scaling factor 1) Display Range Measuring in direct Measurement in direct Display Range connection (scaling Parameter connection factor 1) (scaling factor 1) Current 0.001 – 6A 0.001 – 6A 0.001 – 99999KA Neutral Current 0.001 –...
  • Page 88 Elnet PQ Measurement & Display (scaling factor 1) Display Range Measuring in direct Measurement in direct Display Range connection (scaling Parameter connection factor 1) (scaling factor 1) Current 0.001 – 6A 0.001 – 6A 0.001 – 99999KA Neutral Current 0.001 – 6A 0.001 –...

  • Page 89: Appendix A - Installation & Configuration Check List

    Appendix A — Installation & Configuration Check List INSTALLATION CHECK LIST Description Date Signature Check contents of packaging Remove from packaging Prepare hole Mount Meter Connect Meter power supply Connect 3 Current Transformers Connect 3 Voltage lines Connect Neutral line Set Current Transformer Ratio Connect Communication lines Check Phase Order Connections...

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