Centron Cl200 Electric Meter Manual

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    • Transmitter Certification . Composite Device . ACS Report Number: 06-0240-15C-DSS, 06-0240-15C-DXX .
    • Model(s): CVSOR. Technical Reference Guide . ii CENTRON® OpenWay™ Meter Technical Reference Guide.
      • third parties and may not be reproduced or transmitted in whole or part, in any form or by any means, electronic or . mechanical for any purpose, without the express written permission of Itron, Inc.
      • disclosed herein, including the right to manufacture, are reserved to Itron, Inc.
      • reserves the right to . change the product specifications at any time without incurring any obligations. CENTRON is a registered trademark of Itron, Inc.
      • 2818 North Sullivan Road . Fax: (509) 891-3355 . Oconee Electricity Metering .
        • Tel: (864) 638-8300 . www.itron.com Copyright© 2006 .
        • CENTRON® OpenWay™ Meter Technical Reference Guideiii .
        • This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 .
      • These limits are designed to provide reasonable protection against harmful interference in a .
      • This equipment generates uses and can radiate radio frequency energy and, if not installed .
  • Upgrading to 200 Amp Service

    • If this equipment does cause harmful . interference to radio or television reception, which can be determined by turning the equipment off and on, the user .
    • Increase the separation between the equipment and receiver. Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
    • Changes or modifications to this device not expressly approved by Itron, . could void the user’s authority to operate the equipment.
      • In accordance with FCC requirements of human exposure to radiofrequency fields, the radiating element shall be .
      • Canadian Interference Causing Equipment Regulations . This Class B digital apparatus meets all requirements of the Canadian Interference Causing Equipment Regulations.
      • device must accept any interference received, including interference that may cause undesired operation. Cet appareillage numérique de la classe B répond à toutes les exigences de l'interférence Canadienne causant des .
      • L'opération est sujette aux deux conditions suivantes: (1) ce dispositif peut ne pas causer .
      • Itron recommends that all repairs be performed at the factory. Certain repairs may be performed by the user; . however, unauthorized repairs will void any existing warranty.
      • iv CENTRON® OpenWay™ Meter Technical Reference Guide. Repair of Meters Under Warranty .
    • will repair the meter at no charge if the meter has failed due to .
      • A return authorization number must be obtained before the equipment can be sent back .
      • Contact your Itron Sales Representative for assistance. The same procedure as above applies.
      • 313 North Highway 11 Dock C . The product you have purchased contains a battery (or batteries), circuit boards, and switches.
    • At the end of the meter’s useful life, under various state and local laws, it may be illegal to dispose of .
    • Check with your local solid waste officials for details about .
      • CENTRON® OpenWay™ Meter Technical Reference Guidev . Table of Contents . Trademarks Used in This Manual.................................................ii.
      • FCC Part 15, Class B..................................................... RF Exposure............................................................
      • Factory Repair of Meters ....................................................... Repair of Meters Under Warranty............................................iv.
      • Service Return Address................................................... Recycling Information..........................................................
      • About This Manual.............................................................1.
      • Physical Description............................................................3.
        • Personality Modules......................................................3. Product Availability.............................................................4.
        • Electrical ...............................................................5. Operating Environment....................................................5.
      • Burden Data.............................................................6. Technical Data...........................................................6.
      • CVSO ............................................................8. CVSOD, CVSOR, CVSOC....................................................9.
  • What Does Having 200 Amp Service Mean?

    • Preliminary Inspection.........................................................12.
      • Meters With Batteries....................................................12.
    • Installing the Meter into Service..................................................13.
    • Operation: Base Metrology...........................................15. Metrology ...................................................................15.
    • Sampling ...................................................................16. Voltage and Current Measurement...............................................17.
    • Volt-amperehour (VAh) Measurement.............................................18. vi CENTRON® OpenWay™ Meter Technical Reference Guide.
    • Block Interval Demand Calculation..........................................19. Rolling/Sliding Demand Interval Calculation ...................................19.
    • Continuous Cumulative Demand Values......................................20. Present Demand........................................................20.
    • Peak Demand (Maximum Demand).........................................20. Demand Thresholds.....................................................20.
    • Operation: CVSO OpenWay Register..................................23. Controls and Indicators........................................................24.
    • Liquid Crystal Display (LCD)...............................................25. Load Emulator .....................................................26.
    • Optical Port............................................................27. Factory Reset................................................................28.
    • Power Down Procedures.......................................................28. Demand Meter..........................................................28.
  • Highlights

    • Interval Make-up........................................................29. Operating Modes.............................................................29.
    • Test Mode.............................................................30. Test Mode Timeout .................................................30.
    • Energy Data Display Items................................................31. Demand Data Display Items...............................................31.
    • Informational Data Display Items............................................32. Magnetic Switch.........................................................34.
    • Changing Display Modes..................................................34. Mode Timeout..........................................................34.
  • USERS MANUAL

    • Toolbox Display Mode....................................................35. Test Display Mode.......................................................36.
      • Diagnostic Displays......................................................37. Energy Registers........................................................37.
      • Instantaneous Registers..................................................39.
        • Information Registers ....................................................39. Interrogation and Programming..................................................39.
        • Time-of-Use (TOU)...........................................................40. CENTRON® OpenWay™ Meter Technical Reference Guidevii .
        • Calendar Schedule.................................................40. Rates ............................................................40.
        • Day Types ........................................................41. Seasonal Schedules................................................41.
      • Current Season Registers............................................41. Last Season Registers..............................................41.
      • Rate Annunciators and Active Rate Indicators............................42. Season Change....................................................42.
      • Load Profile.................................................................43.
      • Bit Resolution.....................................................43. Interval Lengths....................................................43.
      • Channel Configuration....................................................44.
      • Data Storage...........................................................45. Recording Duration......................................................45.
      • Security Codes...............................................................48. Implementing Security Codes..............................................49.
      • Firmware Upgrades...........................................................50. Installing D/T/L Register Firmware on the PC..................................50.
      • Testing, Troubleshooting, and Maintenance........................................52. Visual Indicators........................................................53.
      • Load Indication/Direction Annunciator ..................................53.
      • Nominal Voltage Indication Annunciator.................................54. Test Mode Annunciator..............................................54.
        • Testing With the Infrared Test LED.....................................55. Testing Using the Load Indication Annunciator............................55.
        • Recommended Energy Testing Procedures ...................................56. Test Description....................................................56.
        • Demand Testing........................................................58. Demand Test Method...............................................59.
  • CL 200 Is Not a Capacity Guarantee

    • Required Hardware.................................................61. Test Method Using Infrared Pulse Adapter...............................61.
      • Fatal Errors.......................................................62. Non-Fatal Errors...................................................63.
      • Other Problems....................................................66. Maintenance ...........................................................68.
      • Corrective Maintenance .............................................68. Operation: CP1SR Version...........................................69.
      • FCC Regulations.............................................................70. Tamper Detection.............................................................70.
      • SCM Testing......................................................70. Retrofitting the CP1SR Personality Module.........................................72.
      • Testing Support Features.................................................73. Infrared Test LED..................................................73.
      • Watthour Annunciators..............................................74. Glossary of Terms..................................................75.
      • Table of Figures . Figure 1: CENTRON OpenWay Meter Personality Modules.............................2.
      • Figure 3: CENTRON OpenWay Module Assembly....................................4. Figure 4: CENTRON OpenWay Meter Type Codes...................................7.
        • Figure 6: CVSOD, CVSOC Dimensions............................................9. Figure 7: CENTRON OpenWay Metrology.........................................15.
      • Figure 9: Voltage and Current Measurement.......................................17. Figure 10: CENTRON CVSO Meter ..............................................23.
      • Figure 12: CENTRON OpenWay LCD.............................................25. Figure 13: Load Emulator Segment Progression for Delivered Power....................26.
        • Figure 15: Power Circle Diagram.................................................27. Figure 16: Load Emulator Segment Progression.....................................54.
          • Figure 18: CENTRON CP1SR Meter..............................................69. Figure 19: CENTRON Polyphase CP1SR Meter.....................................72.
      • Figure 21: Pulse Detector......................................................74. CENTRON® OpenWay™ Meter Technical Reference Guide.
      • In This Chapter. About This Manual................................................1 .
  • General Description................................................2 .
    Operation: C1SC Version

    • Product Availability................................................4 . Display Functions.................................................4 .
      • This technical reference guide describes the installation, operation, and maintenance of the .
      • Itron urges you to read the entire manual before .
      • To operate the Itron . PC-PRO+ Advanced Programming Software discussed in this manual, refer to the online .
      • The online software manuals are in Adobe® Portable Document Format (PDF) and are .
      • The Adobe Reader is required to view and . print these manuals.
      • This manual contains the following information as listed in the chapter descriptions below: .
      • and functional descriptions, and complete CENTRON . Installation Gives instructions for the proper handling and .
      • Operation: CVSOProvides detailed information and theoretical operation. Load Profile capabilities.
      • Testing, Troubleshooting, . and Maintenance Provides an explanation of the testing, . General Information . 2 CENTRON® OpenWay™ Meter Technical Reference Guide.
  • Chapter Title Description .
    Operation: C12.19 C1SD, C1ST, and C1SL Versions

    • The CENTRON OpenWay meter is used for measuring electrical energy consumption.
      • with a variety of OpenWay registers or options. The metrology portion of the meter contains .
      • contain the register functionality and communication mediums. Each version of the meter is distinguished by the various personality modules or option .
      • The CENTRON OpenWay meter . is also available with a remote disconnect which is located in the bottom of the meter .
      • Integrated disconnect/reconnect - CVSOD . Figure 1: CENTRON OpenWay Meter Personality Modules .
      • Physical Description . The CENTRON OpenWay meter features a common meter base to which various .
        • The cover is polycarbonate. Meters with the disconnect .
        • Figure 2: CENTRON OpenWay Meter Metrology . Personality Modules . All of the personality modules in the CENTRON OpenWay meter snap into the module .
        • From the base metrology, the . energy data is transmitted to the OpenWay module, which contains the meter display, .
          • 4 CENTRON® OpenWay™ Meter Technical Reference Guide. Figure 3: CENTRON OpenWay Module Assembly .
          • Personality Modules Standard OpenWay Register .
      • Display Functions . The CVSO module can display up to 80 items between Normal and Test mode.
      • Specifications . Voltage Rating 240V . Frequency 60 Hz, 50 Hz.
      • Operating Range: . TADIRAN type 4902/PT . Operating Environment .
        • Transient/Surge Suppression ANSI C62.45 - 1992 . Characteristic Data .
        • 6 CENTRON® OpenWay™ Meter Technical Reference Guide. Voltage Watts VA Watts VA Watts VAWatts VA .
        • 480 1.84 3.38 1.91 3.57 2.39 4.43 2.39 4.43 . Meets applicable standards: .
        • ANSI C12.18 - 1996 (American National Standard - Protocol Specification for ANSI . ANSI C12.19 - 1997 (American National Standard - Utility Industry End Device Data .
        • ANSI/IEEE C62.45 - 1992 (Guide to Surge Testing on Low-Voltage AC Power . IEC 61000-4-2 . CENTRON® OpenWay™ Meter Technical Reference Guide7 .
          • The type code is found on the nameplate of the meter. The following is a depiction of .
          • X = Third Party Comm. R = Cellrelay, 2 Zigbee (GPRS, Ethernet, GPRS+Ethernet). (Blank) = Standard.
          • Figure 4: CENTRON OpenWay Meter Type Codes . 8 CENTRON® OpenWay™ Meter Technical Reference Guide.
          • CENTRON® OpenWay™ Meter Technical Reference Guide9 . CVSOD, CVSOR, CVSOC. Figure 6: CVSOD, CVSOC Dimensions.
          • CENTRON® OpenWay™ Meter Technical Reference Guide11 . In This Chapter.
          • Battery .........................................................11 . Storage.........................................................11 .
          • Preliminary Inspection.............................................12 . Selecting a Site ..................................................13 .
          • Retrofitting with Personality Modules.................................13 . This chapter provides information about installing the CENTRON OpenWay meter.
          • Inspect for obvious damage to the cover, base, and meter assembly. Compare the meter and register nameplates to the record card and invoice.
          • The CENTRON OpenWay module contains a battery that powers the clock circuit during a .
          • Store the CENTRON OpenWay meter in a clean, dry (Relative Humidity < 50%) . environment between -40° C to +85° C (-40° F to +185° F).
          • than one year) at temperatures above +70° C (+158° F).
        • 12 CENTRON® OpenWay™ Meter Technical Reference Guide.
        • outdoor environment. Follow these precautions when handling the meter: . Avoid damaging the meter base, cover, reset mechanism (if supplied), and optical .
        • Save the original packing materials. Preliminary Inspection . A preliminary inspection should be performed immediately upon receipt of your order.
        • Meters Without Batteries . 1 Inspect for obvious shipping damage to the cover and the meter assembly. 2 Ensure that the demand reset mechanism (optional) is secure and not damaged.
        • Meter Type Kh Class . Form Number Frequency Serial Number . Bar Code Data Functional Options Communication Options .
          • The CENTRON OpenWay meter battery is a 3.6 volt lithium battery (TADIRAN type .
          • the end of its useful life, under various state and local laws, it may be illegal .
          • Check with your. local area solid waste officials for details about recycling options or proper .
          • Selecting a Site . The meter is designed and manufactured to be installed in an outdoor environment, at .
        • moderate temperatures increases reliability and product life. Installing the Meter into Service .
          • The current and potential terminals extend as blades, or bayonets, from the back of the .
          • jaws that connect to the service lines. Clamping pressure on the bayonets is provided by the .
          • In some heavy-duty sockets, jaw clamping . CENTRON OpenWay meters can be upgraded to increase functionality by changing the .
          • the meter OFF before removing the inner cover. Personality modules .
          • Take appropriate grounding measures . 1 De-energize the meter.
          • pressure on either side of the three and nine-o’clock positions. The inner cover is held in.
          • circuit board and the metrology board by pulling it by its middle while moving it side-.
        • 5 Remove the register module, one side at a time, by pulling gently outward on the meter .
          • 6 Snap the new module into the meter frame by aligning the notches at bottom of the .
          • The module must be aligned properly in the snaps to avoid damaging .
          • notches in the circuit board and pressing gently at the bottom of connector to mate the . connector to metrology board.
        • the register module. The connector is seated correctly when you hear it snap into place.
          • Pressure on the LCD holder may damage the personality module. 8 Ensure the board-to-board connector is fully seated by pressing firmly in on the middle .
          • Engage the top snaps first, taking care to . place the slot at the top of the cover over the IR light pipe.
          • the light pipe. Ensure that all four meter base tabs are engaged with the slots at the top .
        • 11 Turn the cover clockwise until the locking tabs are fully engaged with the meter base. CENTRON® OpenWay™ Meter Technical Reference Guide15 .
        • Metrology......................................................15 .
  • Surge Protection..................................................16 .
    Testing, Troubleshooting, and Maintenance

    • Voltage and Current Measurement...................................17 . Watthour (Wh) Measurement.......................................17 .
      • Demand Calculations..............................................18 . The CENTRON OpenWay meter is a solid-state meter which uses the Hall Effect (one per.
      • The metrology performs the direct sampling of the voltage and current waveforms and the . raw processing of these samples to compute all the energy quantities.
      • dedicated microprocessor and an analog-to-digital (A/D) converter.
      • proportional to the service voltages and currents are connected to the analog inputs of the .
        • These converters, which are contained in one package, individually sample .
        • microprocessor takes these samples, applies precision calibration corrections and computes . all the quantities required for the specific meter configuration.
        • Surge Protection . Surge protection for the electronics in the CENTRON OpenWay meter is provided by Metal .
        • MOVs are clamping devices that allow voltage up to a limit, and .
      • MOVs on the power supply board are connected directly across the voltage inputs to the . Although this approach requires very large MOVs, it prevents high voltages from .
      • performance when exposed to extremely high-voltage surges. The analog-to-digital converter samples each phase voltage and current signal (independent .
      • time a new set of digital samples are received by the microprocessor, it calculates all of the . Figure 8: Sampled Waveform .
    • The high rate of the sampling . enables the CENTRON OpenWay meter to measure energy quantities accurately under high .
      • The sampling continues uninterrupted as long as the meter is .
    • continuous train of digital samples on each of the six channels, current, voltage, active .
      • CENTRON® OpenWay™ Meter Technical Reference Guide17 . Voltage and Current Measurement .
      • Watthour (Wh) Measurement . Watt-hours are measured by multiplying the instantaneous value of the voltage on each .
    • The resulting values are added to the Wh accumulator. After the completion of two cycles, .
      • This threshold represents 0.025 watt-hours. value in the accumulator is then divided by this threshold, and the registers are updated .
        • from delivered to received within one second, the meter will respond correctly to the change .
        • The CENTRON OpenWay . meter can be programmed to register watt-hours either in the delivered quadrants only, or .
      • delivered watt-hours are measured, any negative watthour value is ignored. same effect as a detent mechanism on an induction watthour meter.
    • quantity available—Wh delivered and Wh received, as well as one combined register—Wh . 18 CENTRON® OpenWay™ Meter Technical Reference Guide.
      • The CENTRON OpenWay meter measures either Vectorial or RMS volt-amperes using .
      • The arithmetic method of measurement ensures that the . resulting VAh value contains as much of the harmonic information as possible.
      • The voltage and current values from each phase are squared and then stored in their . respective accumulators.
      • the square of the voltages or currents for each phase. The contents of these accumulators. are passed to the consumption routine where they are averaged (divided by the sample .
      • Every second the RMS voltage and the RMS current for each phase are multiplied together . to establish a VA-second value for each phase.
      • The total VAhour value is calculated by adding the VA-second quantities for each phase and .
      • This value is added to the appropriate register. If the harmonics . on the Voltage waveform differ from the harmonics on the Current waveform, then the .
      • Vectorial measurement, but they will not fall out of the VA Arithmetic measurement. The VA Vectorial and VA Arithmetic measurements will also differ when there is .
    • Imbalanced power is generated when the phases of the service are not in .
      • period (1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, or 60 minutes) depending on the programmed .
  • demand interval length.
    Specifications and Drawings

    • separate demand storage registers and the accumulating registers are cleared.
    • The maximum demand in a billing period is determined by comparing the demand values .
    • peak demand registers. If the previous demand is greater than the value in the . corresponding peak demand register, the lower value (the maximum demand recorded so .
    • If the previous demand is less than the value in the corresponding peak.
    • This update process is. carried out when a demand interval is completed, when a power outage occurs, when Test .
    • The CENTRON OpenWay meter demand calculations are performed using one of two . possible methods: block or rolling.
    • CENTRON® OpenWay™ Meter Technical Reference Guide19 . Block Interval Demand Calculation .
    • The demand is the . total energy accumulated during the interval divided by the length of the interval.
    • For block interval, demand calculations are made at the end of each completed demand . This method is similar to the way mechanical demand meters operate.
  • applied to the demand register, an indicating pointer and maximum demand indicator are .
    Glossary of Terms

  • driven upscale.
    Index