Itron Centron Meter Technical Specifications

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    • 2
      Trademarks Used in This Manual
    • 3
      Compliance with FCC Regulations
      • 3
        FCC Part 15, Subpart C
      • 3
        RF Exposure Information
      • 4
        Canadian Interference Causing Equipment Regulations
      • 4
        Factory Repair of Meters
        • 4
          Repair of Meters Under Warranty
        • 4
          Repair of Meters Not Under Warranty
        • 4
          Service Return Address
      • 4
        Recycling Information
      • 5
        Table of Contents
  • 11
    General Information

    • 11
      About This Manual
    • 12
      General Description
    • 13
      Physical Description
      • 13
        Meter Base
      • 13
        Figure 1: CENTRON Personality Modules
      • 14
        Personality Modules
      • 14
        Figure 2: CENTRON 120 Volt Metrology
      • 14
        Figure 3: CENTRON 240 Volt Metrology
      • 14
        Figure 4: CENTRON 20 Amp Metrology
    • 15
      Product Availability
      • 15
        Battery
      • 15
        Figure 5: CENTRON Personality Module Assembly
      • 16
        Covers
    • 16
      Display Functions
    • 16
      Specifications
      • 16
        Electrical
      • 16
        Operating Environment
      • 17
        Characteristic Data
      • 17
        Burden Data
      • 18
        Technical Data
      • 18
        Dimensions
        • 18
          Figure 6: Dimensions
        • 19
          C1SD/C1ST/C1SL Dimensions
      • 19
        Shipping Weights
      • 19
        Figure 7: C12.19 C1SD/T/L C1SR2/R3 Dimensions
  • 21
    Installation

    • 21
      Inspection
      • 21
        Battery
    • 21
      Storage
    • 22
      Unpacking
    • 22
      Selecting a Site
    • 22
      Installing the Meter Into Service
    • 23
      Programming the C12.19 C1SD,T, L Meter
    • 23
      Retrofitting with Personality Modules
    • 24
      Figure 8: Removing the Board-To-Board Connector
    • 25
      Figure 9: New Module Snap-In
    • 25
      Figure 10: Circuit Board Notches
    • 26
      Figure 11: Board-To-Board Connector, Bottom
    • 26
      Figure 12: Board-To-Board Connector, Top
  • 27
    Operation: Base Metrology

    • 27
      CENTRON 1S, 2S CL200, and 3S
    • 28
      Figure 13: Power Measurement Principle in 2S Meter
    • 28
      Figure 14: Simplified CENTRON Architecture
    • 29
      Centron 2S Cl320, 4S, 12/25S
    • 30
      Figure 15: Hall Cells and Adcs
  • 31
    Operation: C1S Version

    • 31
      Figure 16: C1S LCD Personality Module
      • 32
        Physical Description (Personality Modules)
      • 32
        Registers
        • 32
          Kilowatt Hours
        • 32
          Figure 17: Mounted C12.19 D/T/L Register
        • 33
          Resetting Values (ZRO-C2A)
        • 33
          Figure 18: ZRO-C2A Resetter Connected to the CENTRON
      • 34
        LCD Display Function
      • 34
        Figure 19: Reverse Side of ZRO-C2A Resetter
      • 34
        Figure 20: LCD
      • 35
        Non-Detented Register
      • 35
        Detented Register
      • 35
        Net Register
      • 35
        Figure 21: Non-Detented Register
      • 35
        Figure 22: Delivered Kwh with Detent Enabled
      • 35
        Figure 23: Net Kwh
      • 36
        Segment Check
      • 36
        Factory Programming Options
        • 36
          Display Timing
        • 36
          Digits and Multipliers
        • 36
          Figure 24: Segment Check
  • 37
    Operation: C1SR Version

    • 37
      Figure 25: CENTRON C1SR Meter
      • 38
        Standard Consumption Message (SCM)
      • 38
        Interval Data Message (IDM)
      • 38
        Physical Description (C1SR)
      • 39
        C1SR Display
      • 39
        Figure 26: C1SR LCD
      • 40
        C1SR Electronic Detent
      • 40
        Net Metering
      • 41
        Resetting Values (C1SR)
      • 41
        Transmission
        • 41
          FCC Regulations
      • 41
        Testing the RF Message
      • 42
        Tamper Detection
        • 42
          Testing the C1SR Tamper Counter
          • 42
            SCM Testing
      • 43
        Retrofitting the C1SR Personality Module
      • 44
        Figure 27: C1SR FCC Label Location
  • 45
    Operation: C1SC Version

    • 45
      Figure 28: CENTRON C1SC
      • 46
        Physical Description
      • 46
        Transmission Scheme
      • 47
        FCC Regulations
      • 47
        Display Functions
      • 47
        Figure 29: Cellnet Telemetry
      • 48
        Resetting Values
      • 48
        Programming the C1SC/CN1SC
      • 48
        Figure 30: C1SC LCD
      • 49
        Figure 31: C1SC/CN1SC Programming Port Location
  • 51
    Operation: C12.19 C1SD, C1ST, and C1SL Versions

    • 51
      Figure 32: CENTRON C1SL Meter
      • 52
        Features
      • 52
        Type Codes
      • 53
        Controls and Indicators
      • 53
        Figure 33: Controls and Indicators
      • 54
        Modes of Operations
        • 54
          Normal Mode
        • 54
          Alternate Mode
        • 55
          Test Mode
          • 55
            Test Mode Timeout
          • 55
            Test Mode Lockout
      • 55
        Displays
      • 57
        Optical Port
      • 57
        Programmable Functions
        • 57
          Energy Data Display Items
        • 57
          Demand Data Display Items
        • 57
          Informational Data Display Items
        • 59
          Demand Registers
        • 59
          Demand Calculations
          • 59
            Demand
          • 60
            Block Interval Demand Calculation
          • 60
            Rolling/Sliding Demand Interval Calculation
          • 60
            Thermal Emulation
          • 61
            Cumulative Demand Values
          • 61
            Continuous Cumulative Demand Values
          • 61
            Present Demand
          • 61
            Previous Demand
          • 62
            Projected Demand
          • 62
            Peak Demand (Maximum Demand)
          • 62
            Coincident Demand
          • 62
            Multiple Peaks
        • 62
          Demand Reset
        • 63
          Cold Load Pickup
        • 63
          Tou/Load Profile Meters
        • 63
          Self Reading and Snapshot Registers
        • 64
          Time-Of-Use
          • 64
            TOU Schedules
          • 65
            Calendar Schedule
          • 66
            Registers
          • 66
            TOU Operation
        • 67
          Load Profile Specifications
          • 67
            Capacity
          • 67
            Bit Resolution
          • 68
            Interval Lengths
          • 68
            Power Outage
          • 68
            Channel Configurations
          • 69
            Data Storage
          • 70
            Recording Duration
        • 70
          Optional Features
          • 70
            Event Log
          • 71
            Security Codes
          • 72
            Firmware Upgrades
        • 72
          Power Procedures
          • 72
            Applying Power
          • 72
            Power Down Procedures
          • 73
            Battery Life (Load Profile & TOU)
        • 73
          Three Button Reset
        • 74
          RF Options
  • 77
    Testing, Troubleshooting, and Maintenance

    • 78
      Testing Support Features
      • 78
        Infrared Test LED
      • 78
        Pulse Detector
      • 78
        Figure 34: Test LED Location
      • 79
        Annunciators
        • 79
          Watthour Annunciators
        • 79
          Figure 35: Pulse Detector
        • 80
          TOU Rate Annunciators
        • 80
          Test Mode Annunciator
      • 80
        Testing with the Infrared Test LED
      • 80
        Figure 36: TOU Rate Annunciator
      • 81
        Testing Using the Disk Emulation Annunciator
    • 81
      Recommended Energy Testing Procedures
      • 81
        AEP Test Codes
    • 81
      Field Testing
      • 82
        Required Hardware
      • 82
        Test Method Using a Snap Switch Assembly
    • 82
      Troubleshooting
      • 82
        Fatal Errors
        • 82
          Error Codes (C1SR)
        • 82
          Error Codes (C12.19 C1SD/T/L)
      • 84
        Non-Fatal Errors
    • 86
      Inspecting and Troubleshooting-General
      • 86
        Blank Display
      • 86
        Time and Date Wrong (TOU Version)
      • 86
        No Accumulation of Kwh or Kw
      • 87
        Software Cannot Communicate with Module
      • 87
        Reed Switch Does Not Activate the Alternate Mode
      • 88
        Reset Mechanism Does Not Initiate Demand Reset
      • 88
        Demand Reset Cannot Be Initiated Through PC or Handheld
      • 88
        Test Mode Switch Does Not Place Meter in Test Mode
    • 88
      Inspecting and Troubleshooting-C1S LCD and C1SR
      • 88
        Blank Display
  • 89
    Specifications and Drawings

    • 89
      Specifications
    • 89
      Drawings
    • 89
      Figure 37: Form 1S Wiring Diagram
    • 90
      Figure 38: Form 2S Wiring Diagram
    • 90
      Figure 39: Form 3S 120V Wiring Diagram
    • 91
      Figure 40: Form 3S 240V Wiring Diagram
    • 91
      Figure 41: Form 4S Wiring Diagram
    • 92
      Figure 42: Form 12S Wiring Diagram
    • 92
      Figure 43: Form 25S Wiring Diagram
  • 93
    Glossary of Terms

  • 97
    Index