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1. 5 7 2 Unit Replacement 42 2 Hardware Description 2 0 General ihe D 7 2 1 Hardware Description 7 LIST OF FIGURES 2 1 1 Operator 8 2 1 2 Rear Access 8 Figure Title Page 2 1 2 1 SYNC Pulse sse 10 1 1 IQ Data Plus 11 sese 4 2 1 2 2 Watthour 10 2 1A Rear Access Area 7 2 1 3 External Hardware 10 2 1B Rear Access Area Separate Source 2 2 Specifications 10 Power Module 8 3 Operator Panel 22 3 9 3 0 Introduction 2 2 13 2 3A Fusing forThreesPhase Power 10 3 1 Pushbuttons cre 13 2 3B Fusing for Separate Source Power 3 2 LEDs sa Penso ou de ae 13 Supply Mod le n 1 0 3 21 LEDS 13 34 Operator 13 3 211 Blinking LEDs ee 15 32 NETTET 15 3 2 1 2 Monitoring Inductive 5
2. 32 6 H Data Plus II Installation 6 1 8 Phase Logs Phase Reversal Record Sheet SW3 34 DeteCtion Besponse 33 6 PT Ratio Settings ID 34 6 1 9 Phase Unb lance Detection Response 33 6 J Peak Demand Sampling Interval 35 6 1 10 Potential Transformers Ratio 34 6 K IQ Data Plus II Installation 6 1 11 Peak Demand Window and SYNC Pulse 35 Record Sheet 5 4 35 6 1 12 Protection 35 6 L Line Voltage 36 6 1 13 Mine Voltage 35 6 Watthour Pulse 36 6 1 14 Display eser nr mr perc 36 6 N IQ Data Plus 1 Installation 6 15 Normal Operation 36 Record Sheet 37 6 116 Pulse Initiator Settings 36 6 O Line Overvoltage Detection Level 37 64 17 96 Line Overvoltage Detection Level 37 6 P Line Undervoltage Detection Level 37 6 1 18 Alternate Power Factor Calculation 37 6 Q IQ Data Plus II Installation i9 Auto 37 Record Sheet 5 6 38 6
3. H2C H2B H2A a l I d S E LABEL FOR 120 240 VAC JUMPERS 1 4 SOURCE POWER SUPPLY MODULE L Data Plus Figure 4 4H Wiring Diagram 24 17271A IQ DATA PLUS If 3 PHASE 3 WIRE UP TO 600 VOLTS 2 CT s WITH IQ DATA PLUS II DIRECT VOLTAGE CONNECTION amp EXTERNAL CURRENT TRANSFORMERS C 2CT 120 240 VAC CONTROL POWER SYNC TRIP ALARM FUSE HIC PULSE PULSE 1 203044 B C H2C NT DY SEE LABEL FOR 120 240 VAC JUMPERS IM 1 3 4 IQ Data SEPARATE SOURCE POWER SUPPLY MODULE Figure 4 41 Wiring Diagram 3 PHASE 3 WIRE ABOVE 600 VOLTS 2 IQ DATA PLUS II EXTERNAL POTENTIAL TRANSFORMERS amp CURRENT TRANSFORMERS C 2CT L3 L2 LINE LOAD FUSE OPEN DELTA E PT CONNECTION 120 240 CONTROL POWER b 1 1 SYNC ALARM dic uia USE PULSE H2C H2B H2A LIT SD IT 4 IQ Data Plus use 14 2e 4 C S E LABEL FOR 120 240 VAC JUMPERS SEPARATE SOURCE POWER SUPPLY MODULE Figure 4 4J Wiring Diagram 25 IQ DATA PLUS II TD 17271A 3 PHASE 4 WIRE UP TO 600 VOLTS DIRECT VOLTAGE CONNECTION amp EXTERNAL CURRENT TRANSFORMERS L3 L2 LINE LOAD 120 240 VAC CONTROL POWER out TRIP ALARM HIC HIB H AP 1 203044 Neu ae as OR H 1
4. is 600 less no external potential transformers are required those cases where the monitored 5 line exceeds 600 user supplied potentialffranstermers are required to step down the voltage to match the maximum allowable voltage permitted by the unit 6 and 6 L for the voltage ranges the IQ Data can monitor 1 3 Use of Manual This manual is designed for use during installation and troubleshooting and if necessary unit replacement 5 information of specific importance for the user s application engineer whois planning the overall system and who i determining the setpoint values for a specific IQ Data Plus application Theymanualis broad enough in scope to form the basis of new employee familiarization refresher training sessions and on going maintenance Itis strongly advised that the application engineer carefully read Sections 2 thru 6 before producing the application s wiring plan drawings and filling out the Setpoint Record Sheet Installation tea ms should carefully read all of Section 4 before starting final installation Maintenance personnel should be familiar with Section 7 before attempting to service the IQ Data Plus Il 1 4 Level of Repair This manual is written with the assumption that only unit level troubleshooting will be performed If the cause of malfunction is traced to an IQ Data Plus Il the unit should be replace
5. 3 4 See Par 2 1 2 8 Replace with proper size CT s See Paragraph 6 1 1 Check phasing Verify connections with wiring diagrams Figures 4 4A 4 4L 5 Correct the improper wiring Check utility to determine their phase sequence Replace the unit See Paragraph 7 2 switch 4 to the OFF position 3 Whether the unit also reacts with a trip and or alarm condition depends on switch settings as described in Section 6 Set the Test Mode switch SW4 TD 17271A IQ DATA PLUS II Table 7 B OPERATIONAL TROUBLESHOOTING Symptom Probable Cause s Solution Locate the cause of the deficiency in the AC line monitored Separate Source AC line voltage is Locate the cause of the deficiency in deficient the AC control power line AC line fuses on the IQ Data Plus II Verify that the incoming AC line is at are blown or missing or are not con the correct volt ge level Check that tacting correctly 5 the Sitting correctly in their clips All Operator Panel indicators are off AC line being monitored is below 85 5 IQ Data Plus II is malfunctioning Replace the unit See Paragraph 7 2 cause stated IQ Data Plus has detected inter nal malfunction Digit 7 flashes 1 Replace the unit Paragraph 7 2 fy See able 2 This assumes the unit is equipped with the Communications Option 3
6. SWe Nos 3 4 Undervoltage detection response SW6 Nos 172 3 Phase unbalance detection level SW2 Nos 7 8 Phase unbalance detection response SW1 No 7 Overvoltage undervoltage and phase unbalance instantaneous or time interval SW6 Nos 5 6 7 Protection time interval seconds SW2 Nos 5 6 Phase loss reversal detection response Table 6 K IQ DATA PLUS II INSTALLATION RECORD SHEET SW4 Setting ON OFF Combinations DIP Slide Switch Switch Description Nominal monitored line voltage selection e If measured line to line VAC in a 3 wire system 120 208 220 240 380 416 460 575 f measured line to neutral 69 120 127 138 219 240 266 332 in 4 wire system Refer to Table 6 L Test Mode For normal operation this switch should always be OFF Pulse Initiator Settings Refer to Table 6 M 100 500 W 1 5 10 50 100 500 KW 1 5 10 50 100 500 MW 6 1 13 Voltage The IQ Data Plus can be set to measure AC line voltage in one of two ways Line to line 3 Phase 3 Wire Line to neutral 3 Phase 4 Wire SW4 setting continued on following page IQ DATA PLUS II TD 17271A It is necessary to set switches to indicate the nominal AC line voltage applied to the AC Line Terminals as determined by the wiring configuration for the system Switch SW4 Nos 1 2 and 3 specify these fact
7. 17271A IQ DATA PLUS II LINE METERING AND PROTECTION SYSTEM USER S MANUAL W Westinghouse Effective September 1989 ELECTRICAL COMPONENTS DIVISION TD 17271A IQ DATA PLUS Jl NOTE All possible contingencies which may arise during installation operation or maintenance and all details and variations of this equipment do not purport to be covered by these instr ctions If further information is desired by purchaser regarding his particular installation operation maintenance of his equipment the local Westinghouse Electric Corporation representative should be contacted Effective April 1989 Copyright Westinghouse Electric Corporation Distribution and Control Business Unit Electrical Components Division Pittsburgh PA 15220 First Printing September 1989 IQ DATA PLUS II TD 17271A TABLE OF CONTENTS Sec Par Title Page Sec Par Title Page 1 Introduction 7 Maintenance 1 0 General at 4 7 0 4 39 1 1 Features and Options 5 7 1 Troubleshooting 40 1 2 Required External Hardware 5 7 1 1 Initial Startup 40 1 3 Use of Manual 5 7 1 2 Operational 42 1 4 Level of Repair
8. 27 1B Communication Arrangements 6 4 4 2 Initial Power Application 28 2 A General Specifications 5 Theory of Operation 2 B Metering Specifications 5 0 29 2 Protection Function Specification 5 1 Basic eA 29 Metered Values e 6 Application Considerations 3B Display Trip Conditions 6 0 General a 30 6 A IQ Data Plus II Installation 6 1 DIP Switch Settings 30 Record Sheet 5 1 30 6 1 1 Current Transformer Ratio 30 6 B CT Ratio Settings 31 6 1 2 Display Current 4 30 6 C IQ Data Plus II Installation 6 1 3 Line Frequency 1 31 Record Sheet 5 2 32 6 1 4 Overvoltage UnderVoltage Phase 60 Detection 32 Unbalance Instantaneous or Delay 31 6 E Undervoltage Detection Response 32 6 1 5 3Wire 4 Wire Lifie 31 6 F X Phase Loss Reversal Detection Response 33 6 16 Overvoltage Detection Response 32 6 G Phase Unbalance Detection Response 33 6 1 7 Undervoltage Detection Response
9. with systems which do not wire the neutral line to the Neutral Terminal of the IQ Data Plus The blanking occurs when position 8 of SW1 is set for the wire position 14 17271A IQ DATA PLUS QUADRANT 2 QUADRANT 1 WATTS NEGATIVE VARS POSITIVE POWER FACTOR LAGGING WATTS POSITIVE VARS POSITIVE POWER FACTOR LEADING EXAMPLE CAPACITIVE LOAD REVERSE POWER FLOW NORMAL POWER FLOW WATTS NEGATIVE VARS NEGATIVE POWER FACTOR LEADING WATTS POSITIVE VARS NEGATIVE POWER FACTOR LAGGING EXAMPLE INDUCTIVE LOAD QUADRANT 3 QUADRANT 4 Figure 3 2 Power Quadrants 3 2 1 1 Blinking LEDs Watts Vars and or Power Factor To display reverse power flow lagging negative power tor and negative var the menu select LED being viewed will blink If it is not blinking the values are positive leading Refer to Figures 3 2 33 3 4 for a further explanation POWER FLOW X INDUCTION X MOTOR LOAD CURRENT TRANSFORMER Figure 3 3 Induction Motor Load 3 2 1 2 Monitoring Inductive Loads TypicallysWhen monitoring induction motor loads the power flow is in Quad rant 4 The watts are positive and the power factomis lagging BREAKER A BREAKER BREAKERIC E MOTOR LOADS MOTOR LOADS Figure 3 4 Power Distribution Thus by definition the power factor and var will be negative and the LEDs will blink for these two values Refer to Figu
10. See Figure 5 1 The microprocessor directs the following 4 oper ations Monitoring the AC line voltage and currents and storing their levels in a data table which is a solid state mem ory device The actual signals from the AC line are ditioned by various circuits grouped together here and referred to simply as the line interface Checking the information obtained from the AC line being monitored for the various trip and alarm conditions as listed in Paragraph 2 2 Updating the Operator Panel regular basis When a component of the Panel suchids the Step Display Up pushbutton is preSsed the executive program reacts by displaying the New information requested in the Display Window Conditioning the signals from the control area to make them compatible with the Operator Panel devices and the internal Trip and Alarm Relays This is carried out the interface area The executive program assigns the highest priority to energizing the Trip and Alarm Relays Lower priorities are given to other operations such as updating the Display Window of the Operator Panel L i o n Operator e Microprocessor t Panel AC in e Components voltage Executive f t a 5 Data current f table a Figure 5 1 IQ Data Plus Basic Block IQ DATA PLUS TD 17271A Section 6 APPLICATION CONS
11. 1 E SEE LABEL FOR 120 240 VAC JUMPERS 1 1 1 1213 4 7 SEPARATE SOURCE POWER SUPPLY MODULE 1 Q Data Plus II Figure 4 4K Wiring Diagram 3 PHASE 4 ABOVE 600 VOLTS EXTERNAL POTENTIAL TRANSFORMERS amp CURRENT TRANSFORMERS E 3CT eeu 12 LINE LOAD L1 A Fuse ane mu CONNECTION 120 240 CONTROL ROWER TRIP ALARM fruset HIC PULSE 14 20 4 A B Neu A 1 B S E LABEL FOR 7 120 240 JUMPERS 1 SEPARATE SOURCE POWER SUPPLY MODULE iL IQ Data Plus II Figure 4 4L Wiring Diagram 26 17271A IQ DATA 0541 4 3 DIP Switch Settings The DIP switches located and accessed from the rear right portion of the chassis must be properly set according to application requirements Obtain the Installation Record Sheet produced specifically for the appli cation A blank Record Sheet is shown in the Tables 6 A 6 C 6 H 6 K 6 N 6 Q Note Section 6 describes how to deter mine the DIP switch positions Each of the DIP switches SW1 thru SW6 contains eight 2 position switches which are set in combination See Figure 4 5 The switches are turned ON or OFF by sliding the switch As you face the DIP switches slide To the LEFT to turn the switch OFF To the RIGHT to turn the switch ON Figure 4 6 shows a side view of a single slide sw
12. Current readings not Incorrect size CT s used Replace with proper size CT s accurate or zero See paragraph 6 1 1 Power readings are Phasing for voltage and Check phasing Verify connections incorrect current is incorrect with wiring diagrams Figures 4 4 4 41 Digit 6 flashes 2 A phase reversal condition was The AC line being monitored is defi detected 3 cient with respect to the probable 41 IQ DATA PLUS TD 17271A Table 7 B Cont d OPERATIONAL TROUBLESHOOTING Watthours counter not accumulating Before attempting to troubleshoot the IQ Data Plus Il and the associated equipment read and observe the Dangers listed in the box on page 39 When the normal operational condi tions of the IQ Data Plus II listed above cannot be observed refer to Table 7 A This Table lists a probable cause and sug gests an approach for each possible symptom 7 1 2 Operational Troubleshooting A troubleshooting chart shown in Table 7 B lists the probable causes and solu tions for each of a number of symptoms This Table assumes the IQ Data Plus Il has been operating properly for a period of time Before attempting to troubleshoot the unit and its associated equipment read and observe the Dangers listed in this Section 7 2 Unit Replacement Follow this procedure to replace the IQ Data Plus II Step 1 Remove AC power at the main disconnect or isola tion switch of the line being monitored If the switch is located
13. Fis a Form C contact that when activated will complete a circuit and send a pulse signal to an external pulse recorder he length between pulses is programmed using DIP switches See Table 6 M The pulse duration is approximately 150 ms 2 1 3 External Hardware Each IQ Data Plus requires at least 2 current transformers be wired into the CT Terminal Block from an external location See Figures 4 4A 4 4L These are user supplied and must have a Sampere secondary Potential Transformers are required when lirle voltage is above 600 volts These are wired directly to the AC Line Connec tion Terminals See Figures 44 440 4 4F 4 4H 4 44 4 4L 2 2 Specifications Th following specifications of the IO Data Plus 11 are contained here General specifications T ble 2 A Metering spe ifications Table 2 B Protectiongfunction specifications Table 2 C Each of th yprotection functions can be individually DIP switch selected to initiate either trip alarm trip and alarm or nei ther trip nor alarm condition A short description of each of the protection functions follows Phase 1055 protection A voltage phase loss is detected when the amplitude of any single phase is less than 50 ef the nominal amplitude A current phase loss is detected when the current amplitude of the smallest phase is the current amplitude of the largest phase Phase unbalance A phase voltage unbalance is detected whe
14. Fuses Supplied with the unit 3 4 ampere 600 volts Buss Type KTK R 3 4 3 required Eor the IQ Data Plus II with a Three Phase Power Module Trip Alarm WH Contact Ratings control power is drawn from the monitored incoming AC 10 amperes 120 240 VAC Resistive Line Terminal connections The minimum input control 10 amperes 30 VDC Resistive voltage is 90 VAC 2 DIP switch must be set for the correct incoming frequency Table 2 B METERING SPECIFICATIONS 5 Si Accuracy escription In 96 of Reading amperes Phase A 1 Voltage Line A to ByB to C and C to A 1 Voltage Line A to neutral B to neutral and C to neutral 1 Watts Instantaneous watts collected and displayed each second 2 Vars Reactive power 2 Power factor Wih W2 Q2 for sinusoidal loads 4 Alt power factor 3 for non sinusoidal loads and very light loads 4 Demand watts Average watts occurring over a specified period The period defined 2 by DIP switch settings can be 5 10 15 or 30 minutes The DIP switches can be disabled by using the Sync Pulse Frequency Line frequency is displayed as a number and 2 decimal places XX XX 0 50 0 This is updated every 10 seconds Watthours 2 Pulse initiator Settable WH KWH or intervals Updated every 1 4 seconds with 60 Hz line or 1 5 seconds with 50 Hz line unless otherwise noted 2 At 2 of the CT ratio the unit will zero the current 3 Above 20 of t
15. Whether the unit also reacts with a trip and or alarm condition depends on switch settings as described in Section 6 4 Correct CT selection must be observed for current phase loss protection to operate correctly See Section 6 1 2 5 Applicable to IQ Data Plus with 3 Phase Power Module only Digit 1 flashes in the Display Window A trip condition has been externally Determine why the trip was initiated indicating an external trip 1 initiated through the Communications from the external device through the Port 2 Communications Option Digit 2 flashes in the Display Window An overvoltage condition was The AC line being monitored is defi indicating an overvoltage 1 detected 3 cient with respect to the probable cause stated Digit 3 flashes 1 An undervoltage condition was detected 3 Digit 4 flashes 1 A phase unbalance condition was detected 3 Digit 5 flashes 1 4 A phase loss c ndition was detected 3 Blown or loose fuse s Check fuse s on affected phase s located just above voltage inputs behind cover of power module Reseat fuse s Replace if necessary with 3 4 ampere 600 volt Buss KTK R 3 4 See Par 2 1 2 No 8 One or more voltage phases Blown or loose fuse s Check fuse s on affected phase s read incorrect located just above voltage inputs behind cover of power module Reseat fuse s Replace if necessary with 3 4 ampere 600 volt Buss KTK R 3 4 See Par 2 1 2 No 8
16. 1 Features and Options A list of features and benefits is given in Table 1 A page 6 Since the IQ Data Plus Il isa standardized package there are very few external options The options are e A 36 inch Extension Cable style number 7871A40G02 which allows removal of the Three Phase Power Module or Separate Source Power Supply Module from the chas sis for separate mounting e A Communications Module PONI Card See IL 17158A 120 240 VAC Separate Source Power Supply Module style number 2D78508G01 The IQ Data Plus is capable of carrying on external data exchanges with a computer by means of a Communication Module Electrical operating data supplied over a tWo wire communication link will support plant energy management systems This module can be added at any time list of communications configurations is given in Fable 1 B page 6 1 2 Required External Hardware it is rec ommended that the IQ Data Plus user supplied external current transformers with 5 amp secondaries in order to carry out metering functions involving current In retrofit cases where only 2 current transformers are provided see the sample wiring diagrams in Figures 4 4C 4 40 44 474 NOTE A 2 CT arrangement will work but detect a current phase loss on L2 The CT s may be chosen from a wide range of ratios as is indicated in Table 6 B For applications in which the
17. 15 3 34 Motor 15 3 2 1 3 gt Power Factor Correction 15 3 4 PowembDistribution 2215 3 2 1 4 Power 15 41 Chassis Cutout Dimensions 17 3 2 2 Unit LEDs A habe 15 Removable Power 18 3 2 3 Alarm Trip 16 428 Removable Separate Source Power 3 3 Display 16 Supply Module es 19 3 4 Watthour 16 43 Voltage Selector Jumper 20 3 5 and Watts ies esse uet 16 44 Wiring Diagrams 21 4 Installation and Startup 45 JDIP SWIIChes acci os hime nies 27 46 Switch Side 28 4 1 1 Cutout Clearances 17 oy 4 1 2 Mounting a 17 4 1 3 Power Module 18 4 1 4 Voltage Selector Jumper 18 LIST OF TABLES 42 20 43 Switch 5 2 27 Table Title Page 4 4 Initial Startup E n 27 Data Plus Features and Benefits 6 4 4 1 Before Power Application
18. 2 and 3 determine the detection level as shown in Table 6 R Table 6 R PHASE UNBALANCE DETECTION LEVEL SW6 Switch Settings ON 96 Detection Level ON ON ON Note also that Switch SW2 Nos 7 and 8 determine the response to a detected phase unbalance condition as described in Paragraph 6 1 9 6 1 22 Watthour Count Reset Switch SW6 No 4 is used to reset the watthour count internal to the IQ Data Plus If the user sets the switch and then presses and holds the reset butt n while watthours are displayed on the screen the dis played value of watthours will reset to zero 38 gt Refer to Table 6 5 6 1 23 Protection Time Delay Assuming the unit is set to d tect an undervoltage overvoltage or phase unbalance cahdition and Switch SW1 7 is set the ON position the IQ Data Plus must also be set to determine how long the condition must exist before it actuates the Alarm and Trip Relays The selectable range is 1 to 8 seconds Switch SW6 Nos 5 6 and 7 determine the time interval the condition must persist as indicated in Table 6 S Table 6 S OVERVOLTAGE UNDERVOLTAGE PHASE UNBALANCE TIME DELAY ON TRIP ALARM SW6 Switch Settings Time in seconds 6 1 24 Switch SW6 No 8 Is Unused The circuitry inter nal to the device is using this space for other functions of the IQ Data Plus Setting SW6 No 8 will not affect the opera tion of the unit 1
19. at a distance from the IQ Data Plus Il lock it out to guard against personnel accidentally turning it on Step 2 Verify that all foreign power sources wired tothe IQ Data Plus are de energized These may be presenton the Trip Alarm Terminal Block Remove separate source 120 240 VAC c ntrol Powerfrom IQ Data Plus 1 Step 3 Before disconnecting any wires from the unit make sure they are individually identified t assurethat reconnec tion will be correctly performed Make a sketch to help with the task of terminal and wire identification Step 4 If an optional ribbon Cable connects with the Com munications Port carefully unplug it The connectors may be screwed together Step 5 If the unit has its Power Module remotely located carefully unplug the optional Extension Cable from the IQ Data Plus 15 chassis not the Power Module See Figure 2 1 CT polarity is reversed If an inductive load is being monitored the WATTS LED Should be solid if it is blinking check wiring diagrams Figures 4 4A 4 4F and verify CT connections Step 6 Loosen each screw terminal or nut where there is a wire connection Remove the asSociated wire Step 7 Remove the 6 mounting screws holding the unit against the door or panel These are accessed from the IQ Data Plus II s rear CAUTION Be pfepared support the IQ Data Plus from its front side once most of the screws are loosened or removed W
20. in Table 6 J The highest value obtained is stored in the unit until the reset button is pressed The peak demand value accumulated during the time interval may be reset by either pressing the reset red pushbutton on the front of the IQ Data Plus Il while the demand LED is illuminated or remotely over the INCOM network The demand window time can be disabled by turning on the SYNC PULSE SW3 7 When changing from SYNC mode to time based demand you must reset the demand value Refer to Paragraph 2 1 2 1 for a description of the SYNC PULSE Table 6 J PEAK DEMAND SAMPLING INTERVAL SW3 Switch Settings Time Interval minutes ON ON ON OFF OFF 6 1 12 Protection Functions The IQ Data Plusdl s pro tection features can be enabled or disabled Switch SW3 No 8 determines the response unit Set this switch to the OFF position to disable protection features ON position to enable protection features If these features are disabled the functions contained in the following list are also disabled Sincethey are disabled the switches listed here may be left in any position In the ON or OFF position the External Communication Link and the internal diagnostic functions remain active SW5 Nos 1 2 3 4 point to initiate an overvoltage response SW2 Nos 1 2 detection response SW5 Nos 627 8 point to initiate an undervoltage response
21. the Display Win dow indicating an external trip 1 Digit 2 flashes in the Display indicating 1 Digit 3 flashes in the Display Win dow indicating undervoltage 1 1 See able A trip condition has been externally initiated through the Communica tions Port 2 AC line Voltage Selector Jumper or optional external PT transformers are not properly installed or wired 3 An undervoltage condition actually exists 3 2 ThiSeaSsumes the unit is equipped with the Communications Option Determine why the trip was initiated from the external device through the Communications Option Verify that the AC line Voltage Se lector Jumper and PT transformers are installed and wired as shown on the wiring plan drawing for the appli cation Isolate the AC line deficiency s cause 3 Whether the unit also reacts with a trip and or alarm condition depends on switch settings as described in Section 6 39 Supply Module Shaded area designates information that replaces or supplements applications using the 120 240 VAC Separate Source Power IQ DATA PLUS II 7 1 Troubleshooting This Paragraph describes the follow ing procedures Troubleshooting when AC power is first applied to an IQ Data Plus Il in an application Par 7 1 1 Troubleshooting assuming the IQ Data Plus II has been installed and was operational for a period of ti
22. when setpoint thresholds are exceeded COMMUNICATION ARRANGEMENTS Feature e Communication to an IBM personal com puter This computer acts aS the master and can also be used as the interface tother microprocessor based devices Communications via RS232C to other microprocessor based products or phone modems A Local Area Network Westinghouse INCOM is formed Benefit by 2 or more IQ Data Plus 115 connecting to a personal computer via a shared twisted pair of wires The per sonal computer acts as a master In this arrangement the PONI Communication Module is mounted on each IQ Data Plus A CONI Communication Card is used in an expansion slot of the personal computer A standardized software package is available for data collection and storage Using INCOM 2 or more IQ Data Plus IIs or other IQ products each with a PONI Communication Module can be connected to the two wire network to transmit data to a singe Translator Module This module converts INCOM formatted messages to RS232C for use with other RS232C compatible devices No software is pro vided in this case 17271A IQ DATA PLUS II Section 2 HARDWARE DESCRIPTION 2 0 General The purpose of this Section is to familiarize The description here is divided the reader with the IQ Data Plus Il hardware its nomenclature 2 1 1 and to lis
23. 33 20 Line Undervoltage Detection Level 37 6 R Phase Unbalance Detection Level 38 6 1 21 Phase Unbalance Detection Level 38 6 5 Overvoltage Undervoltage Phase Unbalance 6 1 22 Watthour Count 38 Time Delay On Trip Alarm 38 6 1 23 Protection Time 38 7 Initial Power On Troubleshooting 39 6 1 24 Switch SW6 No 8 38 7 B Operational Troubleshooting 41 TD 17271A IQ DATA PLUS I QUICK LIST FOR IQ DATA PLUS II INSTALLATION It is suggested that you thoroughly familiarize yourself with the IQ DATA PLUS II User s Manual before attempting instal lation This list should be used to assist you 1 The first thing to check on the IQ DATA PLUS II is that the voltage selector jumper is shorting at the correct level Each product is shipped from the factory at 120 volts 2 Using the technical manual Sections 4 3 and 6 setthe DIP switches on the back of the IQ DATA PLUS II at the desired values CT ratio PT ratio nominal line voltage protection settings 3 Connect the power leads to the voltage inputs of the IQ DATA PLUS II directly from the line if 600 volts or below from PT s for upto 14 4 kV Be sure to take special care of the phasing of the voltage The IQ DATA PLUS II looks for A B C seque
24. 7271A IQ DATA PLUS Section 7 MAINTENANCE 7 0 General This Section describes maintenance proce dures for the IQ Data Plus Il The information contained here is divided as follows ware Description Section 3 Operator Panel and Section 4 Installation and Startup should be read thoroughly to familiar ize the maintenance person with the 10 Data Plus Note The phasing and polarity of the AC current inputs and the AC voltage inputs and their relationship is critical to the correct operation of the unit wiring an electro mechanical wattmeter Isolating a malfunction Par 7 1 Replacing the IQ Data Plus Il Par 7 2 Earlier Sections of this Manual especially Section 2 Hard Table 7 A INITIAL POWER ON TROUBLESHOOTING Symptom Probable Cause s Solution Locate cause of deficiency in AC line monitored All Operator Panel indicators are off AC line voltage level is deficient Verify that the AC line and or PT transformers are wired as shown on the wiring plan drawings for the application ACline Voltage Selector Jumper or optional external PT transformers are selected wired installed Check the position of the Voltage Selector Jumper for proper place ment See Paragraph 4 1 4 If AG Voltage level being applied tothe line Connection Terminals iS corr ct Replace unit See Paragraph 7 2 Digit 1 flashes in
25. ATION PRODUCTS MARKETING
26. Data Plus will remain off line until an operator resets it either locally or over INCOM 6 1 20 96 Line Undervoltage Detection Level The IQ Data Plus can be set to detect an undervoltage condition at selectable level The available range is from 60 to 9590 of the nominal AC line voltage As the resultof a detected level the Trip and Alarm Relays may be actuated Switch SW5 Nos 6 7 and 8 determine the detection level as shown in Table 6 P Note also that Switch SW2 Nos 3 and 4 determine the unit s response to a detected undervoltage condition as described in Paragraph 6 1 7 Table 6 P LINE UNDERVOLTAGE DETECTION LEVEL Detection SW5 Switch Settings Level 6 8 95 90 ON 85 ON ON 80 OFF ON 75 ON OFF 70 OFF OFF 65 ON OFF 60 OFF OFF IQ DATA PLUS II TD 17271A Table 6 Q IQ DATA PLUS INSTALLATION RECORD SHEET SW6 Setting ON OFF Combinations Description Percent of line voltage variation between phases to cause phase unbalance 5 10 15 20 25 30 35 40 WH count reset Refer to Table 68 ON OFF Enabled Disabled Only used if SW1 No 7 is onffona continued trip condition Delay 1 2 3 4 5 6 7 8 sec Unused 6 1 21 9o Phase Unbalance Detection Level The IQ Data Plus Il can detect a phase unbalance condition within a select able range from 5 to 40 As a result the Trip and or Alarm Relays may be actuated Switch SW6 Nos 1
27. External Trip WATTS Overvoltage VARS Undervoltage POWER FACTOR Phase Unbalance Phase Loss DEMAND WATTS Phase Reversal FREQUENCY Malfunction WATT HOURS is always Figure 31 Operator Panel 13 IQ DATA PLUS II TD 17271A Selection Amps RMS Amps lg Amps RMS K Amps Amps RMS Volts RMS Ve c Volts RMS Volts RMS V Volts RMS Vg Volts RMS Von Volts RMS Watts Vars Watthour Counter Power Factor Demand Watts Frequency Table 3 A METERED VALUES Display Format XXXXXX or XXX XXX XXXXXX or XXX XXX XXXXXX or XXX XXX XXXXXX or XXX XXX XXXXXX or XXX XXX XXXXXX or XXX XXX XXXXXX or XXX XXX XXXXXX XXX XXX XXXXXX XXX XXX XXXXXX XXXOGXX XXXXXX XXX XXX Phases A to B Phases B to C Phases C to A Phase A to neutral Phase B to neutral Phase C to neutral Instantaneous Watts Sampling time 1 second LED blinks if this is a negative value Refer to 3 2 2 Vars Menu LED blinks if the Vars are tive Refer to Par 3 2 1 1 Units in Watthours Refer to Par 3 4 Power Factor Menu LED blinks if the power factor is lagging Refer to Par 3 2 1 1 Demand Watts over a 5 10 15 or 30 minute interval as determined by SW3 DIP switches 5 and 6 or by a Sync Pulse Input Contacts 1 amp 2 Incoming AC line frequency 1 These values are
28. Figure 3 1 The membrane If the Step Display Down pushbutton is pressed and held pushbuttons perform the following functions the 15 monitored items are continuously stepped through Reset The Reset pushbutton allows resetting from an Table 3 14 contains a description of each of the alarm or trip condition assuming the cause of the 15 items that can be displayed condition is corrected If the condition which caused the 3 2 LEDs The Operator Panel LEDs are divided into 3 alarm or trip is still present the alarm or trip occurs again types after the pushbutton is pressed 3 21 Menu LEDs At any given time one of the LEDs hbutt d toste thi h the 15 itored associated with a menu item is illuminated See Table USEC TA BOO Montorre listing of these 15 items Each acts to identify which tems listed onthe monitor menu shownon the Operator ment item value is currently being shown in the Display Panel s face Each time one of these pushbuttons is Window pressed the LED at the left of the newly selected Step Display Up Down The Step Display Up Down W WESTINGHOUSE IQ DATA PLUS II ALARM TRIP Display Window KILO UNITS MEGA UNITS STEP Menu LEDs 9 gt AMPS RMS DISPLAY One of these AMPS RMS AMPS RMS UP VOLTS RMS D VOLTS RMS V VOLTS RMS VOLTS RMS DOWN Vs VOLTS RMS Ven VOLTS RMS
29. IDERATIONS 6 0 General This Section contains various considerations to be kept in mind when applying the IQ Data Plus Il to a specific application It is designed primarily for the systems or application engineer responsible for making up the wiring plan drawings Itis strongly suggested that all earlier Sections especially 2 and 3 be read thoroughly before proceeding 6 1 DIP Switch Settings mumbernof DIP switches located on the right rear side of the chassi tailor each IQ Data Plus Il to a specific application The Switches provide 18 selection groupings which must be set by the user during installation Once these settings are determined they should be recorded on a copy of the Installation Record Sheet shown in Tables 6 6 6 H 6K 6 N 6 Q The filled in Record Sheet should then be made vailable to the installation team and to maintenance personnel Paragraph 4 3 describes how to physically set the switches Table 6 A IQ DATA PLUS INSTALLATION RECORD SHEET SW1 Setting ON OFF Combinations Description ratio of the external current transformers 5 100 150 200 250 300 400 500 600 800 1000 1200 1500 1600 2000 2500 3000 3200 4000 5000 Refer to Table 6 B Line frequency ON 60 Hz OFF 50 Hz Action on over undervoltage phase unbalance detection Action immed Delay immediate OFF immediate ON delay AC line wiring 3 wire 3 wire or 4 wire 6 1 1 Current Transfo
30. N the IQ Data Plus II will close its Form and send a short pulse every 100 watthours Table 6 M shows all Watthour Pulse settings available to the user These DIP switches can vary the pulse output from 100 watthours to 500 mega watt hours The Form C pulse con tacts shown in Figure 4 4A change state and complete a cir cuit to a pulse recorder based on th programmed value Table 6 M WATTHOUR PULSE SETTINGS 5 4 5 6 7 a 96 kwe orc OFF OFF on on ON OFF 5 OFF OFF OFF OFF OFF TD 17271A IQ DATA PLUS Table 6 N IQ DATA PLUS INSTALLATION RECORD SHEET SW5 Setting DIP Slide ON OFF Description Switch Switch Combinations 1 Percent of nominal monitored line voltage 2 to cause overvoltage lt 3 105 110 115 120 125 130 135 140 Refer tofable 60 4 Alt Power Factor Calculation ON Disabled SW5 OFF Enabled 5 Auto Reset attempt 3 times within 3 seconds Enabled OFF Disabled 6 Undervoltage detection point 96 7 95 90 85 80 75 70 65 60 Refer to Table 6 P 8 6 1 17 90 Line Overvoltage Detection Level The IQ Data Plus can be set to detect an overvoltage condition as a selectable level The available range is from 105 to 1409 of the nominal AC line voltage A
31. NECTION IQ Data Plus 5 SYNC TRIP ALARM PULSE H2B H2A UT ID NEUTRAL TERM LIT 1 4 7 Figure 4 40 Wiring Diagram NOTE This circuit will work but will not detect a current phase loss if L2 is grounded 22 TD 17271A WYE CONNECTION IQ DATA PLUS 3 PHASE 4 WIRE UP TO 600 VOLTS DIRECT VOLTAGE CONNECTION amp EXTERNAL CURRENT TRANSFORMERS 3CT 1Q Data Plus II SYNC Purse PULSE ape pucr gt 213 4 7 Figure 4 4E Wiring Diagram 3 4 WIRE ABOVE 600 VOLTS EXTERNAL POTENTIAEXTRANSFORMERS amp CURRENT TRANSFORMERS 3CT 2CT IQ Data Plus II n 4 ALARM irae H1A H2C H2B H2A S 8 NEUTRAL TERM 7 89 10 11 Figure 4 4F Wiring Diagram 23 IQ DATA PLUS II TD 17271A 3 PHASE 3 WIRE UP TO 600 VOLTS DIRECT VOLTAGE CONNECTION amp EXTERNAL CURRENT TRANSFORMERS 120 240 VAC CONTROL POWER YYYTY HIC HIB H2C H2B H2A SEE LABEL tod 120 240 VAC JUMPERS 3 4 SEPARATE SOURCE POWER SUPPLY MODULE _ i ae iQ Data Figure 4 4G Wiring Diagram 3 PHASE 3 WIRE ABOVE 600 VOLTS EXTERNAL POTENTIAL TRANSFORMERS 8 CURRENT TRANSFORMERS C 13 Y 2CT L2 m LINE 1CT L1 A FUSE OPEN DELTA PT CONNECTION 120 240 VAC SYNC PULSE ALARM PASE
32. ar according to the Installation Record Sheet If installing an IQ Data Plus Il with a S Phase Power Module verify that the position of the Voltage Selector Jumper on the Voltage Terminal Block is correct for the nominal voltage D Verify thatall wiring is correct as shown on the wiring plan drawings When possible disable the IQ Data Plus ll until the restof the machine or process has been started up and checked out SW sw2 SW3 SW4 SW5 SW6 Current transformers ratio 50 60 Hz selection Protection no delay delay wire 4 wire system Detected overvoltage response Detected undervoltage response Detected phase loss reversal response Detected phase unbalance response Potential transformers ratio Peak demand window minutes Sync Pulse ON OFF Protection Functions ON OFF Nominal AC line voltage setting Test factory use only Pulse initiator settings Line overvoltage detection level Alternate Power Factor Calculation Auto Manual Reset Line undervoltage detection level Phase unbalance detection level WH count reset Protection interval time setting Unused Figure 4 5 DIP Switches See Section 6 for programming information IQ DATA PLUS II TD 17271 Figure 4 6 DIP Switch side view Restore AC power and verify that the Operator Panel func tions after an initial 2 second delay are as follows The AMPS RMS LED illuminat
33. aragraph 6 1 12 IQ DATA PLUS II TD 17271A Table 6 H IQ DATA PLUS INSTALLATION RECORD SHEET SW3 Setting iir ON OFF Description Combinations Potential transformers if used ratio 1 1 2 4 5 20 30 35 40 55 60 70 100 120 Table 6 1 or ratio 110 3 3kV 6 6 11KV Peak demand window sampling time minutes 5 10 15 30 min Refer to Table 6 7 Sync Pulse 2 OFF Disabled Protection Functions 227 ON Enabled Enabled Disabled OFF Disabled 6 1 10 Potential Transformers Ratio Some systems Far more application details on the use of potential trans may include optional user provided potential transformers formers see Paragraph 1 2 Their ratios must be taken into account by means of settings on Switch SW3 Nos 1 2 4 as listed in Table 6 1 In this ble 6 case SW4 Nos 1 2 and 3 should be set to correspond with PT RATIO SETTINGS the PT s secondary voltage SW3 Switch SWiSwichSetngs CAUTION When external potential transformers are used calculate the secondary output level of the transformers by dividing the nominal voltage input to the PT s primary 5 the turns ratio The secondary of the PT s must be 110 120 VAC measured line to line Place the Voltage Selector Jumper to 120 volts as described in Paragraph 4 1 4 The IQ Data Plus Il is self powered through the voltage circuit connections Therefore when S
34. are turned OFF and locked out before perform ing any work on the IQ Data Plus Il or its associated equip ment Failure to observe this practice can result in serious or even fatal injury and or equipment damage 17271A IQ DATA PLUS II 3 PHASE 3 WIRE UP TO 600 VOLTS DIRECT VOLTAGE CONNECTION amp EXTERNAL CURRENT TRANSFORMERS T 2CT LINE iA 1CT LOAD Data Plus Il 1 Eb TRIP ALARM HIC HJA PULSE H2C 2 2 T1 1 NEUTRAL TERM 1 1 3 Figure 4 4A Wiring D agram 3 PHASE 3 WIRE ABOVE 600 VOLTS EXTERNAL POTENTIAL TRANSEORMERS 8 CURRENT TRANSFORMERS C 3CT 2CT OPEN DELTA PT CONNECTION IQ Data Plus WH PULSE b Ed TRIP ALARM PULSE H2C H2B H2A X yi Sl NEUTRAL TERM 1 123 4 56 7 89 0 n dl Figure 4 4B Wiring Diagram 21 IQ DATA PLUS II TD 17271A 3 PHASE 3 WIRE UP TO 600 VOLTS 2 CT s WITH IQ DATA PLUS II DIRECT VOLTAGE CONNECTION amp EXTERNAL CURRENT TRANSFORMERS IQ Data Plus II SYNG i att Bes HIA H2C H2B Pals 1 1 NEUTRAL TERM Figure 4 4C Wiring Diagram 3 PHASE 3 WIRE ABOVE 600 VOLTS 2 WITH IQ DATA PLUS EXTERNAL POTENTIAL TRANSFORMERS amp CURRENT TRANSFORMERS C CT L3 L2 LINE L1 LOAD FUSE OPEN DELTA PT CON
35. curred See Table Table 3 B DISPLAY TRIP CONDITIONS Display Window Number Operator Panel Designation Description External trip A trip initiated from a remote device by means of the Communication Module Overvoltage A trip or alarm condition occurred as listed here See Table 2 C for a de scription of the trip speci fications Also Section 6 describes how to set the DIP switches for the de sired values Undervoltage Phase unbalance Phase loss Phase reversal Indicates an internal mal function was monitored by the IQ Data Plus limi croprocessor See Sec tion 7 Maintenance tor details Malfunction These digits may be compared with a listing of the conditions on the bottom of the Operator Panel in orderzto identify the cause of the alarm or trip condition When an alarm condition occurs the internal Alarm Relay is de energized Likewise when a trip ondition occurs the internal Trip Relay is de energized Externa NO NC contact pairs brought out from these Relayspare available to the user The possible causes of the alarm and conditions are External trip Undervoltage Overvoltage 16 TD 17271A Phase loss Phase reversal Phase unbalance Malfunction Table 3 B further describes these conditions The resulting overvoltage undervoltage phase unbalance phase loss and phase reversal conditions can be individually tailored to cause one of the foll
36. d with a spare The malfunctioning unit should then be returned to Westinghouse for factory repairs IQ DATA PLUS II Table 1 A TD 17271A IQ DATA PLUS FEATURES AND BENEFITS Microprocessor based control All 15 values metered available in each IQ Data Plus 11 Undesired values functions may be disabled Only two models both monitor over a wide range of 3 phase AC line voltages Nonvolatile memory Simplified setpoint entry Simplified Operator Panel Large 6 digit Display Window Ease of startup Separate auxiliary trip and alarm relay contacts Table 1 B Reliable service without the need for numerous exter nal measuring instruments Allows for widespread standardization of units regard less of specific metering anda control application requirements No extra cost for unused features In field removal activatiOn of protection functions Low inventory of spares possible Quick inexpensive interchangeability during main tenance In many cases eliminates external potential transformers No lost programs backup batteries Setpoints andurrent values retained on trip alarm or power loss No special language to be learned No elaborate complex keyboard or confusing multi function readin gs Easy to read values and clear indication of cause of trip alarm conditions e Quick assembly and installation e Simple setpoint entry control of external devices or loads
37. e NO or NC pairs Form C associated with the internal Trip and Alarm Relays 0 500 Faceplate WESTINGHOUSE DATA PLUS II ow Qu On n Qm nn wy lt On Ohm 6 9 IQ DATA PLUS DIP switches located on the rear right side of the chas is tailor each IQ Data Plus Il to a specific application These DIP switches are set according to characteristics s ch as The external PT and CT ratios The input voltage of the incoming AC line eWhethertotrip on overvoltage or undervoltage conditions A complete description of each DIP siwitch setting is listed in Section 6 The Power Module is factory shipped mounted on the rear of the IQ Data Plus chassis However this component may be detached from the chassis and moved up to 36 inches 91 44 cm away if prevent AC power devices being located cabinet door A fuse is located in seriesywith each of the 3 incoming AC lines The fuses are 3 4 Amp 600 Volt 200kA interrupting rating These fuses are ipternal to the Power Module and can be accessed by removing the three screws holding the cover in place See Figures 2 1 and 2 3 Ifitis necessary to replace fusespmake sure all voltage has been removed from thealQ Data Plus before replacing the fuses A Re tral Terminal is provided for 4 wire systems Where monitored AC li
38. e accepts the Voltage Selector Jumper ONLY Do not connect any other type of wires to this Terminal Block since improper opera tion and or equipment damage will result A plastic cover with a screw is used to cover the Voltage Selector Jumper The Jumper is positioned as determined by the monitored nominal AC line voltage There are 4 possible positions whichrepresent ranges measured These are 425 to 680 460 575V e 270 to 432 380 416V 170 to 272 VAC 208 220 240 96 to 154 120V These ranges are indicated on the Power Module as shown in Figure 4 3 Consult the wiring plan drdwings made up by the user or OEM to determine the intended line voltage Change the Selector Voltage when not using potential transformers When using potential transformers with 120 volt or 11 0Wolt secondary the Selector Jumper should be positioned for 96 154 volt range After repositioning the Jumper replace the plastic cover and secure with screw 4 2 Wiring The wiring of the IQ Data Plus Il must follow a suitable wiring plan drawing The term wiring plan as used hete refers to the drawings made for the specific appli cation It describes all electrical connections between the IQ Data Plus and the machine or process equipment This is made up by the user or OEM 20 A typic l wiring plan is shown in Figures 4 4A thru 4 4L Observe the Fig re
39. ed See clearance dimensions in Figure 4 2 or 4 28 To separate the Power Module remove the 2 mounting screws securing it then use the Module as a drilling template at the new location The two 8 32 screws can be used to remount the Module in holes properly drilled and tapped 4 1 4 Voltage Selector Jumper It is necessary to match the placement of the Voltage Selector Jumper with the incom ing AC line voltage measured line to line See Figure 4 3 Shaded area designates information that replaces or supplements applications using 2222 the 120 240 VAC Separate Source Power Module IQ DATA PLUS II TD 17271A B Removable Separate Source Power Supply Module that ton lons us formati in tes i igna Shaded area des ing icat the 120 240 VAC Separate Source Power replaces or supplements appl Supply Module 19 IQ DATA PLUS II TD 17271A Ribbon Cable Connector to Power Modul Voltage Selector Block e o e aman WES USE DEC YN ecu Jal xxm Power S Figure 4 3 Voltage Selector Jumper WARNING Never attempt to change the position of the Voltage Selec tor Jumper when AC line power is applied to the IQ Data Plus 11 Personal injury including death could result CAUTION _ The Voltage Selection Block on the Modul
40. electing external potential transformers the nominal secondary voltage must be at least 110 volts Examples 1 4160 Volt System Select apotential transformer with a 4160 120 ratio 35 1 Therefore set Switch SW3 for 35 1 ratio and set selector jumper on 120 volts 3300 Volt System Selecta potential transformer with a 3600 120 30 1 Therefore set Switch SW3 for 30 1 ratio and selector jumper on 120 volts INTERNATIONAL International PT settings have been included for customers PT SETTINGS that use secondary PT s In these applications the 3 3kV 110V international PT settings are selected using SW3 Nos 1 2 6 6kV 110V and 4 as shown in Table 6 1 When international PT settings 11kV 110V are uSed the nominal line voltage is automatically set to 110 V linesto line 64V line to neutral SW4 Nos 1 2 and 3 are 120 1 disabled The 110V nominal line voltage can only be obtained when 3 3kV 110V 6 6kV 110V or 11kV 110V ratios are se INVALID Any other combinations lected Required setting when PT used potential transformers are not used select a ratio of 1 1 34 TD 17271A IQ DATA PLUS I 6 1 11 Peak Demand Window and SYNC Pulse The peak demand in watts may be shown in the Display Window Switch SW3 Nos 5 and 6 determine the time in minutes upon which the consumption sampling will be based The samplings are made from a range between 5 and 30 minutes as indicated
41. er detail or description List parts What are your special application needs As part of a constant effort to Serve your needs Westinghouse is interested any information you can supply about your application or use of the IQ 1000 IQ DATA PLUS II If you would like to share this infofmation please check the box below O Please 10 discuss my application or use of the IQ 1000 IQ DATA PLUS II a 7 _ Title Company Phone Street and Numbef City 59 Just fill in above and drop this card in the mail No postage needed Information Request Please send me updated application materials when available Please send me information on Please have a Sales Engineer call Please contact me to discuss INCOM Local Area Network applications Name Title Company Phone Street and Number City State Zip Distribution and Control Business Unit Electrical Components Division 512 NOILVOINNWWOD 11 0225 Vd S 105 9412913 33553 38 ON ON 98810 1813 554 5 531 15 NI 3l AHVSS3O3N ON Westinghouse Electric Corporation 5 Parkway Center Pittsburgh 15220 ATTN COMMUNIC
42. es The Display Window shows the actual line phase amperes 4 4 2 Initial Power Application Perform the following steps when first applying AC power to the IQ Data Plus Il 28 Remove the line fuses contain d inithe Power Module of the IQ Data Plus Il Turnon AC powerand vetify thatthe line to line voltages A to B A to C and 10 within the correct range as noted on the wiring plan The voltage range must match the Voltage Selector Jumper s position See Paragraph 4 1 4 which lists the ranges If the voltages do match as determined by comparing the actual reading With the Voltage Selector Jumper s position refer to the system wiring drawings to locate the error Remove AC power and re install the line fuses NOTE or alarm occurs refer to Section 7 Maintenance for details Shaded area designates information that replaces or supplements applications using the 120 240 VAC Separate Source Power Supply Module 17271A IQ DATA PLUS II Section 5 THEORY OF OPERATION 5 0 General This Section provides a general description of how the IQ Data Plus functions internally Its purpose is to give the user only an overview theory of operation 5 1 Basic Block The IQ Data Plus ll is controlled by self contained microprocessor which is directed by an tive program resident in ROM read only memory
43. he CT ratio the unit will meet accuracy 11 IQ DATA PLUS II TD 17271 Table 2 C O PROTECTION FUNCTION SPECIFICATIONS 1055 e Any phase less than 50 of nominal Current Phase Loss Smallest phase less than of largest phase Phase Unbalance Line voltage nomina in ranges from 5 to 40 Phase Reversal Absolute monitoring Overvoltage Range 105 to 140 Undervoltage Range 95 10 6 Overvoltage Undervoltage Phase Unbalance Delay 3 See the description of Paragraph 2 2 4 DIP switch selectable in 1 second increments Note the trip delay setting is the same for all three protective func tions overvoltage undervoltage and phase unbalance per second 2 DIP switch selectable in 5 increments TD 17271A IQ DATA PLUS Section 3 OPERATOR PANEL 3 0 Introduction This Section describes the operation of monitored item is illuminated same time the the IQ Data Plus It is divided into the following Sections current operating value cortesponding to that item is Pushbutton Par 3 1 shown in the Display Window For example while the Watts LED is illuminated the Step CEPAP aN Ne Display Down pushb tton is pressed once Immediately e Display Window Par 3 3 the LED next to VARS and a new value is shown 3 1 Membrane Pushbuttons The Operator Panel supports in the Display Windty 3 membrane pushbuttons See
44. he IQ Data Plus are Incoming 3 lines Transformer feeder circuits Branch circuits Motor statters electrical loads listingsof the 15 monitored items appears on the unit s faceplate as shown in Figure 3 1 on page 12 The unit will auto range all monitored values displayed on the Screen by means of a floating decimal point and UNITS KILO and MEGA LEDs on the device s faceplate See Figure 3 1 The program directing the monitoring function is permanently stored in the IQ Data Plus and so there is no need to reload programs after an AC power loss Threshold setpoints cho sen by the user are also retained throughout a power loss by means of DIP switch settings The non volatile memory of the IQ Data Plus II will not only maintain programmed setpoints it will save a snapshot of all metered values just before a trip condition These values can be stepped through and recorded before resetting the unit to aid in troubleshooting the system The unit s monitoring and protective functions are prepro grammed in the form of software supplied as standard and resident in the IQ Data Plus Il microprocessor A complete listing of the monitored values is given in Table 3 A on page 13 The Operator Panel which makes up the unit s front face sup ports a Display Window which visually indicates the actual value of the metered item selected for display The Display Window is also used to visua
45. immediate response ON position for a delayed response When the ON position is selected the time delay can be pro grammed using switches SW6 Nos 5 6 and 7 See Para graph 6 1 23 6 1 5 3 Wire 4 Wire Line The IQ Data Plus Il can be used to monitor either a 3 conductor or 4 conductor AC line An example of a 4 wire system is a case in which a transformer s secondary is wired in a wye configuration with the XO neu tralterminal ground brought out as the fourth wire In this case the XO fourth wire connects with the Neutral Terminal onsthe IQ Data Plus Il s chassis See Figure 2 1 Switch SW1 No 8 must be set to correspond to the chosen wiring configuration Set this switch to the OFF position for a 3 wire wiring configuration ON position for a 4 wire wiring configuration When the OFF position is selected for the 3 wire Configura tion the Display Window does not display the Siline to neutral AC line measurements of the Panel s menu The measurements not displayed are e V Volts RMS e Volts RMS Von Volts RMS 31 Table 6 B CT RATIO SETTINGS SW1 Switch Settings CT Ratios ON ON ON ON ON ON ON ON ON ON ON ON ON ON ON ON OFF ON OFF ON OFF ON OFF ON OFF ON OFF ON OFF ON OFF ON ON OFF ON OFF ON OFF 1 All other combinations are invalid IQ DATA PLUS II TD 17271A Table 6 C IQ DATA PLUS INSTALLATION RECORD SHEET SW2 Setting qiu ON OFF De
46. itch and how it is turned on and off Observe the ON and OFF designations on the DIP switches shown in Figure 4 5 Always look for the OFF and ON desig nations on the hardware or printed circuit board to be sure you are setting the switches correctly After all the DIP switches are set according to the settings listed on the Installation Record Sheet the system is ready to have AC power applied Follow the procedure listed in Para graph 4 4 when first applying power to the IQ Data Plus II 4 4 Initial Startup The information here is intended to be used when first applying AC power to the IQ Data Plus Each item is shown with a box to the left In this way it can be used as a checklist to reduce the chance of omitting or skipping an item WARNING The following startup procedures must be performed only by qualified personnel who are familiar with the IQ Data Plus and its associated electrical and or mechanical equipment Failure to observe this result in serious or even fatal personal injuryand or equipment damage 4 4 1 Before Power Application Before applying AC power to the IQ Data Plus Il perform the following D Verify that the incoming AC power to the system is discon nected Also ifforeign powef Sources such as may be wired to the Alarm and Trip Relay contacts are wired into the panel verify that these so rces are turned OFF and if possible locked out D Verify all DIP switches
47. ithout such support the unit could fall off and the Panel damaged Step 8 amp Car fully lay these screws aside for later use Step 9 Read Paragraph 4 1 2 before attempting to mount the replacement unit Step 10 Reverse the procedure noted in Steps 4 thru 7 Step 11 Using the sketch noted in Step 3 above replace each wire at the correct terminal Be sure each is firmly tightened Step 12 Be sure the Voltage Selector Jumper on the standard Voltage Terminal Block if used is positioned accord ing to the AC line s input level It may be necessary to reposition it See Paragraph 4 1 4 Step 13 Set the DIP switches on the right rear of the unit according to the individual application s Installation Record Sheet If necessary see Paragraph 4 3 for details Step 14 Restore AC power and verify that the Operator Panel functions after an initial 2 second delay are as follows e The AMPS RMS LED illuminates The Display Window shows the actual line phase amperes Shaded area designates information that replaces or supplements applications using the 120 240 VAC Separate Source Power Supply Module 42 Tear along perforation Fold the top half down and tape IQ 1000 amp IQ DATA PLUS USER MANUAL Customer Comments Did you find any corrections that need to be made to this manual Include page number Were any parts of the manual unclear Do any require furth
48. izontal dimension between the center of the mounting holes and the cutout s vertical edge must be within 0 0 050 in 0 13 cm 4 1 2 Mounting Do not use tap on the face since this willte movesexcessive plastic from the holes resulting in less threaded material to secure the IQ Data Plus II to its mount 201 DIA 6 HOLES Figure 4 1 Chassis Cutout Dimensions These dimensions must be 0 and 0 050 in 17 TD 17271A IQ DATA PLUS II 0 200 a 3 200 THREE PHASE POWER M DULE STYLE ND 9966075601 1A49111H01 6 750 6 550 4 550 1 800 2 060 Figure 4 24 Removable Power Module Place the IQ Data through the cutout the panel Be sure the Operator faces outward Use 0 5 in 1 2 long screws included with the Data Plus II to mount the unit ona single thickness panel Be sure to start the screws from inside the panel so that they go through the metal first 4 1 3 3 Phase Power Module and 120 240 VAC Separate Source Power Supply Module In those cases where it is necessary to remove the Power Module and mount it 5 from the chassis be sure that location allows for a cable connection between the IQ Data Plus Il chassis and Power Module by means of the 36 in 91 4 cm Extension Cable Option The separated Power Module can physically fit in the location desir
49. lly indicate the cause of a detected trip signal A self diagnostic check program also initi ates malfunction display should the IQ Data Plus II detect an internal malfunction The unit s primary function is to monitor and display electri cal parameters that are required or desired by an operator The unit s secondary function is to monitor a 3 phase AC line and if the tolerances are exceeded a protective function will enable an internal Alarm and or Trip Relay Contacts from these relays may be used to alert personnel to turn off the 17271A IQ DATA PLUS II load device or to do both In instances wherea particular protective itemis notnecessary for the application it can be disabled although it remains passively resident should it be required later The IQ Data Plus Il is available in two models One style 2D78522G01 comes equipped with a three phase Voltage Power Module Power for this unit is derived from the line being monitored The second style 2D78522G02 is packaged with a 120 240 VAC Separate Source Power Supply Module This model of the IQ Data Plus Il requires 120 or 240 VAC control power Since the IQ Data Plus II has only two models and very few external options individualizing for an application is performed in the field by the user OEM Users choose and enter the specifications for the individual setpoints by setting a series of DIP switches No specialized programming language is necessary 1
50. me Par 7 1 2 7 1 1 Initial Start up This Paragraph lists procedures to follow when the IQ Data Plus II is not operating properly after AC power is first applied The procedures assume that All steps listed in Paragraph 4 4 1 and 4 4 2 have been completed and The AMPS RMS LED and Display Window do not dis play the line phase A amperes message TD 17271A DANGER All maintenance procedures must be performed only qualified personnel who are familiar with the IQ DataPlus the associated AC lines being monitored Failure to observe this caution can result in serious or even fatabpef sonal injury and or equipment damage The following procedures at times involve working equip ment areas where the hazard of fatal electrical shock is present Live parts are exposed Pers nnel must exercise extreme caution to avoid injury including possible fatal injury Always disconnect and if necessary lock out the AC power source before touching the components on the rear of the IQ Data Plus Il Failure to do So can result in serious or even fatal personal injury and or equipment damage Table 7 A Cont d INITIAL POWER ON TROUBLESHOOTING Symptom Digit 4 flashes in the Display Window indicating a phase unbalance 1 Digit 5 flashes in the Display Window indicating a phase loss 1 One or more voltage phases read incorrect Current readings not accurate or zero Power readings are i
51. n the difference of the largest and smallest line to line voltages exceeds the percentage of nominal line voltage by a factor of 5 10 15 20 25 30 35 or 409 The 9 6 factor is determined by DIP switches Phase reversal A phase reversal is detected if a nega tive voltage phase sequence is detected Overvoltage An overvoltage is detected when the ampli tude of the AC line voltage exceeds 105 110 115 120 125 130 135 or 140 of the nominal line voltage The factor is determined by DIP switches Undervoltage An undervoltage is detected when the amplitude of the AC line voltage falls below 95 90 85 80 75 70 65 or 60 of the nominal line voltage The factor is determined by DIP switches All protection functions are updated every 1 4 seconds with a 60 Hz line or every 1 5 seconds with a 50 Hz line Shaded area designates information that replaces or supplements applications using the 120 240 VAC Separate Source Power Supply Module TD 17271A IQ DATA PLUS Table 2 A GENERAL SPECIFICATIONS Device s Power Requirement PT Burden 3 Phase Power Module 10 VA PT Burden Separate Source Power Module 0 02 VA CT Burden 0 003 VA Frequency 50 60 Hz Line Characteristics Nominal Line 20 Will continue to operate in event of a phase loss Operating Temperature 0 to 70 C 32 to 158 F Storage Temperature 20 to 85 C 49 to 185 F Humidity 0 to 95 R H noncondensing
52. nce The IQ DATA PLUS Il is extremely phase sensitive errant readings could occur in the power calculations if the phasing is wrong 4 Connect CT inputs to the CT terminals of the IQ DATA PLUS Il Again be extremely careful to connect the inputs correctly and to line up the phases with the voltages The product could read voltage and current correctly read watts vars PF and watthours incorrectly if the CT inputs are reversed or if the current phase does not matchwith the voltage phase 5 If installing an IQ DATA PLUS 1 equipped with a 3 phase power module be sure that the voltage jumper is in the correct position Power up the unit If the unit does not power up or if one or more ph asesarereading the incorrect voltage check the fuses located just above the voltage inputs inside the cover Ofthe power module The fuses should sit comfortablyain Possible problems are blown fuses or fuses thatihave shaken loose in transit If you think a problem exists check the voltage and current readings with hand held meters If they are correct the unit should be operating correctly If an LED is not functioning return the device to the factory forrepairs If a fuse is burned out replace it with Buss Type KTK R 3 4 or equivalent IMPORTANT Areas in this manual shaded in gray pertain only to those unitswuhich operate with the optional 120 240 VAC Source Power Supply Module s
53. ncorrect Digit 6 flashes in the Display Window indicating a phase reversal 1 Digit 7 flashes in the Display Window indicating an internal malfunction 1 The numbers 111111 222222 999999 0000 appear in the display The selectLED scans down the func a fast rate The trip alarm REDS flash The units LEDs flash The trip alarm WH pulse contacts Change state 1 See Table 3 B Probable Cause s A phase unbalance condition exists 3 A phase loss condition exists 3 Blown or loose fuse s Blown or loose fuse s Incorrect size CT s used Phasing for voltage and current is incorrect AC line phases are incorrectly wired to the AC Line Connection Terminals The IQ Data Plus is phase sensi tive The IQ Data Plus II looks for an A B C phase sequence 3 IQ Data Plus has detected an inter nal malfunction The Test switch is in the ON posi tion The unit is in self test mode Solution Isolate the cause of the AC line deficiency Isolate the AC line phase problem s cause Check fuse s on affected phase s located just above voltage inputs behind cover of power module Reseat fuse s Replace if necessary with 4 ampere 600 volt Buss KTK R 3 4 See Par 2 1 2 8 Check fuse s on affected phase s located just above voltage inputs behind cover of power module Reseat fuse s Replace if necessary with 3 4 ampere 600 volt Buss Type
54. nergize simultaneously 1 Relays energize or de energize simultaneously Note also that the Switch SW1 No 7 determines whether the Note also that Switch SW1 No 7 determines whether or not response is instantaneous or a selectable time interval as there is a time interval as described in Paragraph 6 1 4 Switch described in Paragraph 6 1 4 Switch SW6 Nos 5 6 7 deter SW6 Nos 5 6 7 determine the time interval in seconds mine the time interval in seconds as described in Paragraph as described in Paragraph 6 1 23 Switch SW3 No 8 disa 6 1 23 Switch SWS3 No 8 disables or enables all of the over bles or enables all of the overvoltage and undervoltage pro voltage and undervoltage protective capabilities as described tective capabilities as described in Paragraph 6 1 12 6 1 12 32 17271A IQ DATA PLUS 6 1 8 Phase Loss Phase Reversal Detection Response Should either a phase loss or phase reversal condition be de tected the IQ Data Plus Il can control the internal Trip and Alarm Relays in 4 ways Activate trip relay Activate alarm relay Activate both trip and alarm relay Activate neither trip and alarm relay Switch SW2 Nos 5 and 6 determine the response of the unit as listed in Table 6 F Table 6 F PHASE LOSS REVERSAL DETECTION RESPONSE Response SW2 Switch Settings of Relay s Alarm only Trip only Alarm and trip No alarm or trip 1 Relays energize
55. nes are a 3 wire configuration this tetminal iS not to be wired 10 Port located on the lower right of the With Communication Card PONI Figure 2 2 Dimensions Shaded area designates information that replaces or supplements applications using the 120 240 VAC Separate Source Power Supply Module IQ DATA PLUS II TD 17271 chassis is designed to connect with an optional Communi cation Module PONI Card Figure 2 3A Fusing For Three Phase Power Module 2 1 2 1 SYNC PULSE The SYNC PULSE input 45 essen tially a sensor that receives a signal from awutility company synchronizing the IQ Data Plus Il with the demand window the utility billing is based on The SYNO PULSE is activated by means of a DIP switch on the back of th lQ Data Plus II See Table 6 H page 33 When the switch for the SYNC PULSE is set the demand time 5 10 15 30 minutes is overridden and the unit looks for 24 volt DC signal to be passed from Contact by Contact 2 When an exterior contact is closed by the utility and the contact 1 2 circuit is completed it ends the last demand period updates the displayed val e and begins the new period in line with the utility The IQ 4 will keep its demand window precisely in line with the Utility when this function is activated 10 2 1 2 2 Watthour Pulse Watthour Pulse Initiat
56. or de energize simultaneously There are no time interval enable disable switch settings as described in Paragraphs 6 1 4 and 6 1 23 respectively for this feature Switch SW1 No 7 determines whether the Alarm Trip Relays actuate on an immediate basis or after a delay OFF position for immediate actuation ON position for delayed actuation Note also that Switch SW6 Nos 5 6 7adetermine the 33 specific time in seconds that the condition must persist before the Alarm Trip Relays are actuated as described in Paragraph 6 1 23 6 1 9 Phase Unbalance Detection Response Should a phase unbalance condition be detected the IQ Plus 11 can control the internal Trip and Alarm Relays in 4 ways e Activate trip relay e Activate alarm relay e Activate both trip and alarm relay e Activate neither trip and alarm relay Switch SW2 Nos 7 and 8 determine the response ofthe unit as listed in Table 6 G Table 6 G PHASE UNBALANCE DETECTION RESPONSE Response SW2 Switch Settings of Relay s Alarm only Trip only Alarm and No alarm or trip 1 Relays energize or de energize simultaneously Note also that Switch SW1 No 7 determines whether or not there is a time interval as described in Paragraph 6 1 4 Switch SW6 Nos 5 6 7 determine the time interval in seconds as described in Paragraph 6 1 23 Switch SW3 No 8 disa bles or enables all of the protective capabilities as described in P
57. ors Set the switches according to Table 6 L Follow the Table s line to line column when the wiring con figuration of the AC line is 3 wire Follow the Table s line to neutral column when the configuration of the AC line is 4 wire NOTE If the International PT settings are selected using SW3 Nos 1 2 3 and 4 the nominal line voltage will automatically be set to 110V line to line 64V line to neutral Table 6 L AC LINE VOLTAGE SELECTION Voltages Nominal SW4 Switch Settings ON ON ON 120 69 208 120 220 127 240 138 OFF ON ON OFF ON ON ON 380 416 460 575 219 240 266 332 OFF OFF OFF OFF The Voltage Selector Jumper s position and the optional external potential transformers output ratings must be matched to prevent damage to the IQ Data 6 1 14 Display Volts AC line to lin voltages and the AC line to neutral voltages which the Display Window are auto ranged to represent unitsofkilovolts or volts 6 1 15 Normal Operation Switch SW4 4 should always be set in the OFF position This switch is only used during factory testing 6 1 16 Pulse Initiator Settings Table 6 M shows the DIP switch combinations for the pulse initiator feature of the IQ Data Plus This lets the user determine when the IQ Data 36 Plus Il will send pulses to an external recorder supplied by the user For example if SW4 Nos 5 6 7 8 are set ON ON O
58. owing An alarm only A trip only Both a trip and alarm No trip or alarm These reactions are selected by means of DIP switches located on the rear ofthe unit Section 6 Application Con siderations lists each DIP switch setting 3 3 Display Window The 6 digit LED Display Window dis plays one of the 15 metered values listed in Table at any giv n time See Paragraph 3 1 for details on selecting an individual value In addition there 2 special situations aslisted next When trip condition occurs the Display Window tains a blinking digit from 1 to 7 Table 3 B lists each of the conditions and supplies additional information where needed e An overrange occurs when a monitored value exceeds the absolute range of the 6 digit Display at which time the value 999 999 appears on the Display For example the instantaneous Watts value can display up to 9999 99 megawatts If an instantaneous value of 10500 00 megawatts is monitored an overrange condition would exist and the value freezes at its highest value 9999 99 3 4 Watthour Counter To reset set DIP switch SW6 No 4 Table 6 Q and hold down the reset pushbutton for 5 seconds while the Menu LED is illuminated for Watthours The Watthour counter will not reset on a power loss 3 5 Demand Watts This parameter will collect and calcu late the average Demand Watts over a preset time period or by the SYNC PULSE The IQ Data Pl
59. r is printed on the bottom of the Operator Panel Attempt to reset the unit after a trip or alarm condition has occurred by means of a Reset pushbutton The use of the Operator Panel is detailed in Section 3 2 1 2 Rear Access Area The rear of the IQ Data Plus II is normally accessible from the rear of the panel s door All wiring connections to the unit are made at the chassis rear Study Figure 2 1 and note the following items Shaded area designates information that replaces or supplements applications using the 120 240 VAC Separate Source Power Supply Module TD 17271 The 3 phase AC line connections connect to the Voltage Terminal Block at the bottom of the IQ Data Plus II Ifusing a three phase power module the Voltage Selector Jumper essentially a shorting bar must be positioned by the user during installation to match 1 of 4 operating voltage ranges Installation procedures along with a listing of ranges are given in Paragraph 4 1 4 See Figure 2 1A Connections from the 3 required external current trans formers are made at the Current Transformer Terminal Block located at the top of the chassis Connections with controlled external devices if used are made at the Trip Alarm Terminal Block Trip and alarm relays energize on device power up and de energize devicepower loss or trip condition Ter minal block label is in Trip De energized position These connections may be made at th
60. re 33 3 2 1 3 Power Factor Correction Capacitors When monitoring a load that also has power factor correction capa citors and or leading power factor synchronous motors such that the net load is capacitive then the power flow is in Quad rant 1 In this case none of the LEDs will blink 3 2 1 4 Power Distribution Referring to Figure 3 4 three conditions typically can be encountered Condition 1 Breaker A amp B closed Breaker C open Power flow is in Quadrant 4 The power factor and var will be nega tive and their respective LEDs will blink Condition 2 Breaker A amp C closed Breaker B open Power flow for Breaker A amp C is in Quadrant 4 The power factor and var will be negative and thus the LEDs will be blinking for power factor and var readings Condition 3 Breaker B amp C closed Breaker A open The power flow for Breaker B is in Quadrant 4 and the metering condition is the same as condition 1 amp 2 But the power flow for Breaker C is reversed and will be in Quadrant 2 Only the watts LED and power factor LED will blink 3 2 2 Units LEDs Auto range units for monitoring Units kilo mega Refer to Figure 3 1 IQ DATA PLUS II 3 2 3 Alarm Trip LEDs The Alarm and Trip LEDs when lit indicate that an alarm or trip condition exists respectively At the same time a blinking digit from 1 to 7 appears in the Display Window This digit represents the specific type of alarm or trip condition that oc
61. rmer Ratio The ratio of the user provided external current transformers can vary from 100 5 to 5000 5 Switch SW1 thru 5 must be set to cor respond to the external current transformer s ratio as listed in Table 6 B The CT s must be chosen so that at least 20 of the pri mary rated Current is drawn The 1 accuracy of the IQ Data Plusill is valid only above 20 of the current rating Below 2906 of the primary rated current the IQ Data Plus reads zero current 30 ON 4 wire OFF 3 wire 6 1 2 Display Current The AC line current level appear ing in the Display Window is auto ranged to represent amperes to kiloamperes 17271A IQ DATA PLUS 6 13 Line Frequency The Data Plus Il can accept a line frequency of either 50 or 60 Hz Selection is made at SW1 No 6 Place the switch in the OFF position for a 50 Hz line ON position for a 60 Hz line 6 1 4 Overvoltage Undervoltage Phase Unbalance Instantaneous or Time Delay on Trip Alarm When an overvoltage undervoltage or phase unbalance condition is first detected the IQ Data Plus can actuate its Alarm and Trip Relays immediately or the trip condition can be selected to continuously persist for several seconds before it actuates the Alarm and Trip Relays Switch SW1 No 7 must be set to correspond to the desired action on over under voltage phase unbalance detection Set this switch to the OFF position for an
62. s and note the following Phasing and polarity of the AC current inputs and the voltage inputs and their relationship is critical to the correct operation of the wattmeter incoming AC line phases wire directly to the AC Line Connection Terminals on the chassis when line voltage is 600 volts or less 3 NO and NC contacts from the Alarm and Trip Relays can be used to control external devices These contacts are rated at 10 amperes for 120 240 VAC or 30 VDC 4 The wires connecting to the IQ Data Plus must not be larger than AWG No 14 Larger wires will not connect properly with the various terminal blocks 5 Wiring between the current transformers and the IQ Data Plus should be kept as short as possible 200 feet max Also whenever possible route these lines away from other AC lines and inductive devices If the lines must cross other AC lines plan to cross them at right angles 6 The protective functions of the IQ Data Plus Il directly control the Trip or Alarm Relays as described in Para graph 2 2 and Table 2 C DIP switch settings listed in Paragraph 6 1 determine if and when the Trip and Alarm Relays will be energized 7 Sync Pulse 24VDC on Terminal 1 8 WH Pulse Initiator 10A 10A 120 240 4 NC All wiring must conform to applicable Federal state and local codes WARNING Insure that the incoming AC power and all foreign power sources
63. s the result of a detected level the Trip and Alarm Relays may be actuated Switch SW5 Nos 1 2 and 3 determine the detection level as shown in Table 6 O Note also that Switch SW2 Nos 1 and 2 determine thedinit s response to a detected overvoltage condition as deScribed in Paragraph 6 1 6 Table 6 0 LINE OVERVOLTAGE DETECTION LEVEL 96 Detection SW5 Switch Settings Note If the protection function switch is in the ON position and you wish to disable a particular protection function set its specific detection response to No Alarm or Trip Example To disable Overvoltage refer to Table 6 D and set Switch SW2 No 4 No 2 ON 6 18 Alternate Power Factor Calculation The standard power factor calculation for the IQ Data Plus Il is WA W2 Q2 for sinusoidal loads If the user has a load waveform that is nonsinusoidal e g chopped or a load that is extremely light 37 the alternate calculation can be enabled with SW5 No 4 Applications that may require the alternate calculation include lightingloads computer room monitoring and loads at less than 20 f the current transformer full load rating 6 1 19 Auto Reset Setting Switch SW5 No 5 to the ON position will enable the IQ Data Plus II to attempt an auto reset based on any protective function The unit will attempt to reset itself 3 times in 3 seconds by monitoring the line and looking for a fault If the condition still exists the IQ
64. scription Combinations Action on overvoltage lt Do nothing trip alarm trip and alarm Refer to Table 6 D Action on undervoltage Do nothing trip alarm trip and alatm Refer to Table 6 E Action on phase loss reversal Do nothing trip alarm triB and alarm Refer to Table 6 F Action on phase unbalance Do nothing trip alarm trip and alarm Refer to Table 6 6 6 1 6 Overvoltage Detection Response Should an over 6 1 7 Undervoltage Detection Response Should an voltage condition be detected the IQ Data Plus can control ung rvoltage condition be detected the IQ Data Plus Il can the internal Trip and Alarm Relays in 4 ways controhthe internal Trip and Alarm Relays in 4 ways Activate trip relay Activate trip relay e Activate alarm relay Activate alarm relay e Activate both trip and alarm relays Activate both trip and alarm relays e Activate neither trip and alarm relays e Activate neither trip and alarm relays Switch SW2 Nos 1 and 2 determine the response of the unit Switch SW2 Nos 3 and 4 determine the response of the unit as listed in Table 6 D as listed in Table 6 E Table 6 D Table 6 E OVERVOLTAGE DETECTION RESPONSE UNDERVOLTAGE DETECTION RESPONSE Response SW2 Switch Settings Response SW2 Switch Settings of Relay s of Relay s Alarm only Alarm only ON Trip only Trip only OFF Alarm and trip Alarm and trip OFF No alarm or trip No alarm or trip ON 1 Relays energize de e
65. t the specifications of the unit perator Panel Par 2 1 1 2 1 Hardware Description The IQ Data Plus Il is designed Rear access area Par 2 2 to be mounted through a cutout in a panel This will generally External hardware Paf2 1 3 be cabinet s face or door Current Transformer Connections 3 phase AC Field Selectable DIP Switches Power THREE PHASE POWER MODULE Module STYLE 9966075601 Connection AT Sync Pulse Trip m 5 52 tn to 241 tn In ta ta m 55 tn Voltage Selection Block Communication Connection 22 2 Voltage Terminal Block Neutral Terminal Figure 2 1A Rear Access Area IQ DATA PLUS II 2 1 1 Operator Panel erator Panel which is normally accessible fri ide of the panel or door provides a mean Monitor the ed values on the Display Win dow See Figu Determine which metered is being displayed by means of an illuminated LED located at the left of the monitor menu St ugh the menu of metered items and actual u Determine that a trip or alarm condition exists by means distinct LEDs Determine the cause of a trip or alarm condition by means of a single digit code shown in the Display Window The description of each code numbe
66. tyle number 2D78522G02 If your unit does not have this option please skip these shaded areas Shaded area designates information that replaces or supplements applications using the 120 240 VAC Separate Source Power Supply Module IQ DATA PLUS TD 17271A Section 1 INTRODUCTION 1 0 General The Q Data Plus II is a microprocessor based self contained door mounted device designed to both monitor and display electrical parameters as well as to pro tect industrial equipment connected to the line See Figure 1 1 The electrical parameters it meters are AC line current each phase AC line to line voltage all three AC line to neutral voltage four wire systems all three Watts Vars Power Factor Peak Demand Frequency Watt hours It monitors the AC line feeding a specific load or load to detect conditions which exceed user chosen electrical parameters It may protect the loads against such conditions as Phase Loss Phase Unbalance Phase Reversal Undervoltage Overvoltage Figure 1 1 IQ Data Plus II Voltage may be directly monitored on AC lines within a range of 120 to 600 VAC nominal without external potential transformers and within a range above 600 VAC to 14 4KV with external potential transformers Current monitoring is throughtexternal current transformers with ratios between 100 5 to 5000 5 Typical applications for t
67. us I will store the highest value until the unit is reset The reading can be reset by holding down the reset pushbutton for 5 seconds while the Menu LED is illuminated for Demand Watts The Demand Watts will not reset on a power loss 17271A Section 4 IQ DATA PLUS INSTALLATION AND STARTUP 4 0 Introduction This Section describes the following items associated with the installation and startup of the IQ Data Plus 11 Mounting Par 4 1 Wiring Par 4 2 DIP switch settings Par 4 3 Initial startup Par 4 4 Earlier Sections especially Section 2 Hardware Description should be read by anyone using this Section to install an IQ Data Plus Il WARNING Do not high pot or megger this device 4 1 Panel Preparation This Paragraph describes the panel preparation and mounting of the IQ Data Plus 4 1 1 Cutout Clearances Since the IQ Data Plus Il is typi cally mounted on a cabinet s door itis necessary to prepare a cutout in which it will be placed The dimensions for this cutout alongwith the location of 64nounting holes are shown in Figure 41 Before actually cutting the panel be sure that the required 3 dimensional clearances for the IQ Data Plus 1 chassis allow mounting in the desired location Clearances are shown in Figure 2 2 It is necessary to hold fairly close to tolerances when mak ing the cutout an placing the holes for the mounting screws In particular the hor

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