62-0389—07 - Class 2000 Meter
Contents
1. DATE 4112117211 STEP 4 Press the Enter button to cycle between the day month and year Press the UP and DOWN buttons to change their respective numbers STEP 5 When the numbers have been changed press ENTER again to save the changes 62 0389 07 28 CLASS 2000 METER STEP 6 Press the DOWN button to access the TIME screen SETUP TIME Fr 83 18 PM STEP 7 Press ENTER to cycle between the hour minutes and day of week selection Use the UP and DOWN buttons to change the selection STEP 8 When the changes are completed press the ENTER button to save the changes DEMRND INT 15min STEP 9 Press ENTER to enter the DEMAND INTERVAL screen DEMAND INT 15min STEP 10 Press ENTER again to access the interval selection screen Use the UP and DOWN buttons to select the appropriate interval time default is 15 min STEP 11 When the appropriate demand interval has been chosen press ENTER to save the changes 29 62 0389 07 CLASS 2000 METER STEP 12 Press the HOME button to return to the setup screen CL2888 MENU STEP 13 Press the UP arrow to display the MENU screen kHH agsagal STEP 14 Press the ENTER button to enter the normal display screen 7 4 Demand RESET CL2888 MENU STEP 1 Press the HOME button to access the Series 2000 MENU screen CL2888 te CHECKOUT 62 03892. for example E20 208400 J D KIT The Class 2000 kWh Demand meter has a Lithium Battery Cell which is used to retain the contents of SRAM and the RTC during power outages The battery has a life expectancy of greater than 5 years BATTERY M33208 Fig 25 Battery Location Nominal Working Voltage 3 Vdc Output Nominal Current Capacity 225 mAHr Cell Chemical Manganese Dioxide Lithium Operating Temperature Range 30 to 60 Degrees Celsius Manufacturer Panasonic Manufacturers Part Number CR2032 Fig 26 Battery Specifications at 25 Degrees Celsius 35 62 0389 07 CLASS 2000 METER WARNING WARNING Only replace battery with Panasonic part number CR2032 only Use of another battery may present a risk or explosion See owners manual for safety instructions Internal circuit card components are extremely sensitive to electrostatic discharge Be careful not to touch internal circuitry prior to discharging any static buildup on your person To discharge yourself touch a grounded metal object such as conduit or a metal enclosure exterior The battery cell is mounted in a coin cell on the upper right side of the main power board Replace the battery if the low battery warning is on display 388881 R al i pnm kHH QN BATT LON m co gt p Fig 27 Low Battery Display Use the following procedure to replace the battery cell STEP 1 Disconnect powe
3. Intermittent Check Install message displays for a while and then goes off This is very typical with air conditioning monitoring applications With modern air conditioning systems a condenser coil cooling fan runs on single phase power and the compressor runs off three phase power The Check Install displays when the fan is running and will remain on until the compressor motor cycles back on This is to be expected and is normal Check Install display is still on with 1 load and phase rotation sequence A B C verified in steps 1 4 then check for correct Current Sensor Installation Is the Current Sensor s clamped around the wire backwards Assemble the current sensor halves around the conductor s to be monitored Ensure each of the current sensor halves marked Load Load Side is shown with two arrows see Fig 29 are both facing the load side of the conductor The load is the side of the conductor where the equipment you are monitoring is located When removing the spit core Current Sensor halves DO NOT cut the tie wrap The head of the cable tie has a release tab Push down on the tab to release the green colored core 39 62 0389 07 CLASS 2000 METER How do know line from load Generally speaking line is the power coming in or upstream to a circuit breaker fuse disconnect etc Load is the power going out downstream of the device that interrupts power If you put a voltage meter o
4. NOTE Units are supplied in a UL Type 1 metal enclosure suitable for indoor applications only Units supplied in the optional NEMA 4X fiberglass enclosure are suitable for either indoor or outdoor applications within the defined specifications Refer to Section 12 0 for a definition of suit able environmental conditions for indoor and outdoor units 5 62 0389 07 CLASS 2000 METER 1 1 1 Main Power Board Connections to this board include the MAINS Input Voltage Current Sensors external IDR interface and Isolated Pulse Output The MAINS input terminals are covered with a protective shield for safety purposes The current sensor assemblies interface to three header connectors labeled A B and C along with conductor color indication Each header connector input corresponds to an input voltage phase so care must be taken to ensure each current sensor is connected to the correct input header M33178 Fig 2 Standard Configuration 1 1 2 Display Board The display connects to the main power board via a flex ribbon cable and is mounted on the inside of the enclosure door The LCD readout indicates the cumulative kWh and instantaneous kW value on kWh meters The LCD readout indicates cumulative kWh peak demand and instantaneous kW values on kWh Demand meters 2 0 SAFETY LABEL DEFINITIONS AND INFORMATION The Green Class meter may contain one or more of the following labels Operator s should familiarize themselves with the me
5. 0 Pre Installation Information 4 Section 2 0 Safety Label Definitions and Information 6 Section 3 0 Precautionary and Safety Information 7 Section 4 0 Meter Installation 8 Section 4 1 Mounting the Meter 8 Section 4 2 Main Power Board Connections 8 Section 4 3 Current Sensor Installation amp Wiring 11 Section 4 4 MAINS Line Voltage amp Current Sensor Wiring 14 Diagrams Section 4 5 Installation Overview 15 Section 4 6 Check Polarity of the Current Sensor 15 Section 5 0 Monitoring Multiple Loads with One Meter 19 Section 6 0 KWh Meter Features amp Functions 21 Section 6 1 KWh Meter Display Features 21 Section 6 2 How to Read the kWh Meter 22 Section 6 3 KWh Meter Hardware Functions 23 Section 6 4 Class 1000 and Class 2000 Fixed Pulse Value Guide 24 Section 7 0 KWh Demand Meter Features amp Functions 26 Section 7 1 KWh Demand Meter Display Functions 26 Section 7 2 How to Read the kWh Demand Meter 27 Section 7 3 Demand Display Set Up 28 Section 7 4 Demand Reset 30 Section 7 5 Test Mode 32 Section 8 0 Preventative Scheduled Maintenance 34 Section 9 0 Lithium Battery Replacement Instructions 35 Section 10 0 Troubleshooting Guide 37 Section 10 1 Line Voltage Diagnostics 38 Section 11 0 High Voltage Metering 41 Section 12 0 Frequently Asked Questions 44 Section 13 0 Meter Technical Specifications 46 Section 14 0 Meter Limited Warranty 49 Applies to meters equipped with the Demand option 3 62 0389 07 CLASS 2000 METER 1 0
6. LORD 8 6 kN PERI 11 3 kH PK TIME irggAM PK DATE ai Bl 1i KWh display shows the amount of energy consumed in kilowatt hours KWh Reading is in whole numbers there are no decimals and the meter requires no multipliers LOAD display shows the present circuit load in kilowatts KW display shows the electrical Demand in kilowatts KW Demand interval is either 15 minutes 30 minutes or 60 minutes Default is 15 minutes Time display shows the time of the day that the demand peak occurred Date display shows the date of the demand KW peak Fig 21 KWh Demand Meter Display Functions 62 0389 07 CLASS 2000 METER 7 2 How to Read the kWh Demand Meter kHH aaaaaagi Fig 22 KWh Reading The Class 2000 kWh meter displays readings in whole numbers there are no decimals To find the dollar cost for the power used by the load s being monitored you must first find out what the cost per kWh is in your area this cost can be found on your utility electric bill or call your local utility and ask for their cost per kilowatt hour Simply multiply the cost per kWh by the kWh reading from the E Mon D Mon meter The resultant figure is the dollar cost for power used by the load s being monitored by this meter Example 8 digit display reading 00000017 Cost per kWh from utility 0 12100 17 x 0 121 2 06 ERK 11 uu on v lemen Fig 23 KW Demand Reading The kW D
7. ON THE REPRE SENTATIONS AND WARRANTIES IF ANY PROVIDED DIRECTLY TO THE BUYER BY THE MANUFACTURER OF SUCH PRODUCT OR COMPONENT 49 62 0389 07 CLASS 2000 METER 62 0389 07 50 51 CLASS 2000 METER 62 0389 07 CLASS 2000 METER By using this E Mon literature you agree that E Mon will have no liability for any damages arising out of your use or modification to the literature You will defend and indemnify E Mon its affiliates and subsidiaries from and against any liability cost or damages including attorneys fees arising out of or resulting from any modification to the literature by you E Mon 1985 Douglas Drive North Golden Valley MN 55422 www emon com info emon com U S Registered Trademark 2014 E Mon 62 0389 07 M S Rev 11 14 Printed in United States E Mon Energy Monitoring Products
8. WARNING NEVER open front panel of unit while unit has MAINS power applied Failure to comply can increase the risk of serious injury and or electrical shock 7 62 0389 07 CLASS 2000 METER 4 0 METER INSTALLATION 4 1 Mounting the Meter Using the appropriate sized mounting hardware fasten the Class 2000 meter enclosure to the selected mounting surface The four mounting holes are centered 6 75 H x 4 W The mounting hole spacing is identical for either the UL Type 1 or NEMA 4X enclosure NOTE Only the NEMA 4X plastic enclosed unit is suitable for outdoor environ mental conditions Units housed in UL Type 1 JIC steel enclosures must only be installed in indoor environments where it will not be affected by the elements such as moisture and extreme temperatures M33627 Fig 3 Enclosure Dimensions 4 2 Main Power Board Connections 1 Install a temporary ground for ESD Electrostatic Discharge protection With all circuits de energized connect a temporary protective earth ground connection for ESD protection Prior to performing any unit wiring be sure to discharge any static on your person 2 Installthe Class 2000 Protective Earth Ground Connect an earth ground wire to the Class 2000 protective earth ground terminal screw located on the right side of the line voltage terminal block After installing the protective earth ground wire securely fasten the protective earth ground screw 62 0389 07 8 CLASS 200
9. and kW LOAD mode UP DOWN SELECT M33183 Press and release Menu Button displays MENU CL2000 MENU Press and release Down Button displays SETUP CL2000 SETUP Press amp release the Down Button again displays CHECKOUT CL2000 CHECKOUT Press amp release the left Select Button displays CHECKOUT VOLTS A CHECKOUT VOLTS A 121 3V Press amp release the Down Button displays CHECKOUT VOLTS B CHECKOUT VOLTS B 0 3V Press amp release the Down Button displays CHECKOUT VOLTS C CHECKOUT VOLTS C 0 2V 33 62 0389 07 CLASS 2000 METER Press amp release Down Button again displays CHECKOUT AMPS A CHECKOUT AMPS A 0 2V Press amp release Down Button again displays CHECKOUT AMPS B CHECKOUT AMPS B 0 2V Press amp release Down Button again displays CHECKOUT AMPS C CHECKOUT AMPS C 0 2V This concludes the Class 2000 kWh meter advanced display features and instructions 8 0 PREVENTATIVE SCHEDULED MAINTENANCE The Class 2000 kWh Demand meter is shipped in a calibrated tested and fully functional condition No field adjustments are required No preventative or scheduled maintenance is required No cleaning or decontamination procedures are required for this instrument 62 0389 07 34 CLASS 2000 METER 9 0 LITHIUM BATTERY REPLACEMENT INSTRUCTIONS Applies to meters equipped with the Demand Option D
10. monitor both panels with one meter A No These panels cannot be monitored by one meter because they are different power sources When you parallel current sensors all loads must be from the same voltage source Q I have 5 breakers in one subpanel I would like to monitor with one meter Can this be done without having to parallel current sensors A Yes Simply run all the breaker wires through one set of current sensors Make sure all A phase circuits are run through the A phase sensor and the same for B amp C phases The meter should be sized by the highest amount of current being monitored by one sensor Q I ve gone through the troubleshooting guides and still can t get my meter to work What should do A Before removing the unit contact E Mon s technical support department at 800 334 3666 Our technical support experts will assist you in detailed troubleshooting of the meter installation and assist you in getting the meter functional without having to remove and return the unit 45 62 0389 07 CLASS 2000 METER 13 0 METER TECHNICAL SPECIFICATIONS Ordering Information Define brand class input voltage current sensor amperage enclosure type and sensor type in the format A BB CCC DDDD E F GGG where A Brand E for E Mon BB Class 20 for Class 2000 CCC Input Voltage 120 208 480 or 600 DDDD Amperage 100 200 400 800 1600 or 3200 E Enclosure Type J standard metal R 4X raintite M M
11. per Pulse 0 48828 0 97656 1 95312 3 90625 7 81250 15 6250 31 2500 62 500 Pulse output signal is a 50 50 duty cycle This means that whatever the time is between pulses based on load the ON time will be 50 of that time As an example if there were 9 seconds between pulses the ON time would be 4 5 seconds The OFF time would be of the same amount TWO POSITION REMOVEABLE SCREW TERMINAL PLUG FIXED PULSE OUTPUT M34959 Fig 19 Two position removable screw terminal plug Fixed Pulse Output There is no voltage on the output of the pulse connection It is referred to as a dry contact It is however not a physical contact As an electronic contact equivalent there is a polarity associated with it because it is designed to function with a DC signal from the BAS The interface range is from 4 5 to 28 VDC with a maximum of 50 mA 62 0389 07 24 CLASS 2000 METER UP DOWN SELECT M33183 Fig 20 Hardware Functions 25 62 0389 07 CLASS 2000 METER 7 0 KWH DEMAND METER FEATURES amp FUNCTIONS Applies to meters equipped with the Demand Option D for example E20 208400 J D KIT 7 1 KWh Demand Meter Display Functions The Class 2000 kWh Demand meter has a single display window that cycles through the energy data screens The meter will cycle through five 5 separate screens The screens are described below
12. type b Solid Core Current Sensor This sensor does not open and requires the monitored conductor be removed from the circuit to install the current sensor This type is only supplied when specified at time of order NOTE The unit serial label specifies if the unit is set up for split or solid core current sensors See ordering information for details Both types of current sensors output a 0 2 VAC signal proportional to the current being measured The current sensors must be matched with the voltage phases The A phase sensor must be monitoring the same phase as the A phase voltage B amp C phase sensors must also monitor the same phase as their respective voltage inputs 11 62 0389 07 CLASS 2000 METER 4 3 1 Installing the Split Core Current Sensor Assembly Each phase being monitored will require one two piece current sensor assembly Therefore a three phase meter will require three 3 assemblies Open the two piece current sensor assembly by releasing the nylon clamp using a flat head screwdriver 3 a me Fig 4 Split Core Current Sensor Assembly 1 Reassemble the current sensor assembly around the conductor s to be moni tored Ensure the current sensor halves marked Load are both facing the load side of the conductor The colored arrow will be on the source side of the con ductor being monitored and MUST be pointed in a clockwise direction around the conductor being monitored Tighten the nylon clamp to c
13. 0 METER WARNING Failure to attach the protective earth ground wire securely to the enclosure creates a potential shock hazard Do not operate the Class 2000 meter without a protective earth ground connection securely installed 3 Wire Entry a Two openings exist on the unit enclosure one for 1 2 conduit and one for 3 4 conduit The 3 4 conduit opening located on the bottom of the enclosure is used to bring in MAINS Power voltage lines to power meter and current sensor wiring The 1 2 conduit opening located on the top of the enclosure is used to interface low voltage signals such as the IDR interface and iso lated pulse output Outdoor enclosures equipped with one 3 4 conduit opening on bottom of enclosure only Route the appropriate cabling to and through the respective enclosure open ing The conduit and fittings interfacing the enclosure entrances must be UL listed and properly sized to the enclosure port diameter The interfacing fit ting must use a gasket seal ring to interface between the conduit fitting and the enclosure entry point After installing the conduit fitting and conduit verify that the conduit fittings are aligned properly to their respective enclosure entrance ports and tightened securely to prevent moisture entry VERIFY that each conduit slip nut is securely tightened to its respective conduit fit ting Outdoor applications require the use of the optional 4X enclosure The same principles outli
14. 07 30 CLASS 2000 METER STEP 2 Use the UP and DOWN buttons to access the CHECKOUT screen STEP 4 Press ENTER to access the RESET select screen Use the UP and DOWN buttons to select yes or no Press ENTER to save the selection Change stored will be displayed after pressing ENTER CL2888 MENU STEP 5 Press the HOME button to return to the menu screens Use UP and Down to select the STATUS screen kHH 8888889817 gt STEP 6 Press ENTER to return to the normal display 31 62 0389 07 CLASS 2000 METER 7 5 Test Mode UP DOWN SELECT Fig 24 Press and release both the Up and Down arrow buttons simultaneously to activate the Test Mode Test Mode activates a 3 screen auto scrolling display Each of the 3 screens will display for five seconds then returning the LCD to normal scrolling mode kWh and kW LOAD displays 1 Test Mode screen one LCD Segment Test 32 zeros 0000000000000000 0000000000000000 2 Test Mode screen two Calibration Parameters example Model E20 208100 JKIT display 208V 100A 0000000000000000 0000000000000000 3 Test Mode screen three Firmware Version Class 2000 V1 03 0000000000000000 0000000000000000 62 0389 07 32 CLASS 2000 METER 7 5 1 Test Mode Menu Setup And Checkout Features A delay of twenty seconds between any button choice and the screen will automatically return to normal kWh
15. E Mon Energy Monitoring Products Class 2000 Meter KWH amp KWH DEMAND METER INSTALLATION INSTRUCTIONS E Mon 1985 Douglas Drive North Golden Valley MN 55422 800 334 3666 www emon com 62 0389 07 CLASS 2000 METER Dear Valued Customer We are pleased that you chose to buy one of our products and want you to be just as pleased with owning it Before installing your new E Mon product please read the information on the following pages carefully We believe that you will find the E Mon D Mon meters easy to install and to use for monitoring and evaluating your electrical usage To be sure that you are 100 satisfied with your products we provide toll free technical and sales support Monday through Friday 8 00 am to 7 30 pm EST 800 334 3666 You may also reach us via e mail at info emon com If you have questions we can handle them quickly and effectively with a telephone call Please let us try to help you BEFORE you remove your meter And to help us help you we ask that you have all relevant information on hand when you call model or part numbers nature of difficulty etc Be sure to forward this manual to the owner after installation is complete so that they may use it as a reference guide when reading the E Mon D Mon meter Thank you 62 0389 07 2 CLASS 2000 METER TABLE OF CONTENTS Section 1
16. Labeled Works On 120 240V 120 240V 1 Phase 208V 208V 3 Phase 240V 240V 3 Phase 400V 380 415 400V 3 Phase 480V 480V 3 Phase 600V 4 wire Wye only 600V 3 Phase 62 0389 07 4 CLASS 2000 METER N CAUTION Internal circuit card components are extremely sensitive to electrostatic discharge Prior to handling or touching internal circuitry discharge any static buildup on your person To discharge yourself touch a grounded metal object such as conduit or an earth grounded metal enclosure A WARNING Use of this instrument Class 2000 in a manner inconsistent with this manual or not specified by the manufacturer in writing can cause permanent damage to the unit and or serious injury to the operator The protection and safety features provided by this equipment may become impaired or otherwise compromised NOTE If any trouble arises during installation or functional verification opera tions do not immediately remove unit Before removing the unit con tact E Mon s technical support department at 800 334 3666 E Mon s technical department will assist you in detailed troubleshooting of the Class 2000 installation 1 1 Internal Electronic Assemblies The unit is comprised of a Main Power Board Display Board and Keyboard All circuit cards are mounted inside a UL Type 1 standard or NEMA 4X optional enclosure MAIN POWER DISPLAY AND BOARD KEYBOARD M33177 Fig 1 Power Supply Board and Display Board
17. MU F Demand Option D for Demand blank for kWh meter GGG sensor type KIT split core SCS solid core blank none supplied EXAMPLE E 20 480 1 E 20 00 J E MON CLASS 2000 METER D KIT INPUT VOLTAGE 480V AMPERAGE 100 AMPS ENCLOSURE TYPE STANDARD METAL DEMAND METER SENSOR TYPE SPLIT CORE M34230 62 0389 07 46 CLASS 2000 METER Input Voltage Configuration 3 wire Delta Or 4 wire Wye Mains Voltage Input Up To 480 VAC RMS Available Input Power 6 VA Maximum Rating Current Sensor Rating Up To 3200 Amps RMS AC Available Power Factor 0 5 Leading Or Lagging Line Frequency 50 60 Hz Metering Accuracy Meets ANSI C12 20 Voltage Operating Range 10 Of Rated Load Temperature Range 20 C To 50 C Standard indoor enclosure Temperature Range 20 C To 70 CNEMA 4X NEMA 4X outdoor enclosure Relative Humidity Range 0 95 Non condensing Altitude 2000 Meters Maximum Voltage Overload 25 Continuously 100 For 20 Cycles Current Sensor Overload 100 For 1 Minute Without Damaging Meter Pollution Degree Degree 2 In Accordance With IEC 664 Installation Category 111 Overvoltage Category Measurement Category 111 Category Enclosure Material Indoor Housing Rating Standard NEMA 12 Outdoor Housing Rating Optional NEMA 4X Disp
18. PRE INSTALLATION INFORMATION The E Mon D Mon Class 2000 kWh Demand meter is a 3 element meter used to monitor electric power usage of individual loads after the utility meter Installation must only be performed by qualified personnel and in accordance with these instructions and all applicable local and national electrical codes E Mon or its representatives assume no responsibility for damages or injury resulting from the improper installation of this meter Meters are supplied in a UL Type 1 steel enclosure appropriate for indoor installation where it will not be affected by the elements such as moisture and extreme temperatures Units designated by the R suffix on the model number have an extended environmental operating range and are enclosed in a NEMA 4X enclosure to accommodate outdoor environments Verify the input voltage rating and configuration on the meter label to ensure it is suitable for the intended electrical services For example Class 2000 meters labeled for 208V service MUST NOT be installed on service feeds of 480V and vice versa Verify the current sensors are sized suitably for the load to be monitored Compare the color of the arrows on the current sensors to the chart below to confirm the correct current sensor is being used Sensor Arrow Color Code Sensor Rating Brown 100 Amp Red 200 Amp Yellow 400 Amp Black 800 Amp Blue 1600 Amp White Black 3200 Amp Meter
19. Working Voltage 3 5VDC Current Capacity 350mAhr Electrolyte Lithium Thionyl Nitrate 62 0389 07 48 CLASS 2000 METER 14 0 LIMITED METER WARRANTY Subject to the exclusions listed below E Mon will either repair or replace at its option any product that it manufactures and which contains a defect in material or workmanship The following exclusions apply 1 This Limited Warranty is only effective for a period of 5 five years following the date of manufacture when installed in accordance with manufacturer s instruc tions by qualified personnel E Mon must be notified of the defect within ninety 90 days after the defect becomes apparent or known Buyer s remedies shall be limited to repair or replacement of the product or com ponent which failed to conform to E Mon s express warranty set forth above Buyer shall be responsible for all freight costs and shall bear all risk of loss or damage to returned goods while in transit This Limited Warranty does not cover installation removal reinstallation or labor costs and excludes normal wear and tear Buyer shall provide labor for the removal of the defective component or item and installation of its replacement at no charge to E Mon This Limited Warranty does not cover any product if i a product is altered or modified from its original manufactured condition ii any repairs alterations or other work has been performed by Buyer or others on such it
20. aning of each label to minimize risk The presence of this label is a cautionary indicator identifying a danger risk The manual should be consulted prior to proceeding The presence of this label indicates an electrical shock hazard exists in the location or area where the label is placed Prior to proceeding the MAINS power must be disconnected and the manual consulted for safety information 62 0389 07 6 CLASS 2000 METER 3 0 PRECAUTIONARY AND SAFETY INFORMATION N CAUTION Internal circuit card components are extremely sensitive to electrostatic discharge Be careful not to touch internal circuitry prior to discharging any static buildup on your person To discharge yourself touch a grounded metal object such as conduit or an earth grounded metal enclosure WARNING High voltages present on main PCB terminal block TB1 screw terminals Risk of serious injury and or electrical shock exists Prior to performing any wiring operations review all contents of the user manual and de energize the MAINS power switch Only qualified personnel should perform installation wiring Installation wiring must comply with all local and national electrical codes A WARNING Failure to ground the enclosure creates a possible shock hazard Do not operate the Class 2000 meter without a protective earth wire attached securely to the PE terminal screw After installing protective earth wiring secure the screw tightly 7in Ib torque
21. e a 200 amp meter must use extra sets of 200 amp current sensors Rule 3 All locations being monitored must have the same power source A 480 volt meter cannot monitor a 208 volt load nor can a meter monitor two 480 or 208 volt loads if they are from different originating power sources or from different transformers Rule 4 The display readings must be multiplied by the number of sets of current sensors installed E g meter reading of 5 kWh with 2 sets of current sensors 5 x 2 10 kWh actual usage NOTE One set of current sensors equates to three sensors one per phase The multiplier only applies when extra sets of current sensors are installed on one meter Therefore if you are using only one set of three sensors one per phase the multiplier is not required 19 62 0389 07 CLASS 2000 METER LINE VOLTAGE CURRENT SENSORS OA B OC OAOBOC N PE WB WB WB h LOAD SOURCE LOAD B M33187 Fig 13 Multiple Loads with one Meter 62 0389 07 20 CLASS 2000 METER 6 0 KWH METER FEATURES amp FUNCTIONS 6 1 KWh Meter Display Features k WH aaaaagi gt Fig 14 Normal Mode kWh Reading The Class 2000 kWh meter display requires no multiplier and shows kilowatt hours consumed See section 6 2 for information on calculating cost based on kWh usage rm pu Li ur DN CTs ra nd I x Fig 15 KW Load Mode Current Load in kW The Class 2000 kWh m
22. e there are no wires or other objects pressing against it when the door is closed Check the current sensors for installation and polarity Be sure the current and voltage inputs have the proper phase relationship Check wiring to voltage terminals Check circuit breaker or fuses Test source for correct voltage 4 Display reads only a fraction of consumption Check the supply voltage to be sure that it is on continuously 24 hrs day Check the current sensors for installation and polarity Check sensor wiring to the terminal strip in meter color coding B amp W NOTE If you still need assistance after performing the above troubleshooting procedures do not remove the unit Before removing the unit contact E Mon s technical support department at 800 334 3666 our support experts will assist you in detailed troubleshooting of the meter installa tion and assist you in getting the unit operating correctly 37 62 0389 07 CLASS 2000 METER 10 1 Line Voltage Diagnostics E Mon meters detect the direction of rotation of three phase power The proper phase sequence must be A B C The AC power input must be in proper phase sequence A B C If incorrect the display will read Check Install See Fig 28 Fig 28 Check Install Error How to Verify amp Resolve a Phase Sequence Error N CAUTION Dangerous voltage is present inside the meter The following steps are
23. em other than work performed with E Mon s authorization and according to its approved procedures iii the alleged defect is a result of abuse misuse improper maintenance improper installation accident or the negligence of any party iv damaged as a result of events beyond E Mon s control or other force majeure events or v used in conjunction with equipment components accessories parts or materials not supplied or approved by E Mon This Limited Warranty is limited to the obligation to repair or replace the manu factured product This is the sole and exclusive remedy for any breach of war ranty IN NO EVENT SHALL E MON BE LIABLE FOR ANY INDIRECT INCIDENTAL SPECIAL CONSEQUENTIAL OR PUNITIVE DAMAGES INCLUDING ANY DAMAGE FOR LOST PROFITS ARISING OUT OF OR IN CONNECTION WITH THE FURNISHING OF PRODUCTS PARTS OR SER VICES OR THE PERFORMANCE USE OF OR INABILITY TO USE ANY PRODUCTS PARTS OR SERVICES SALE OF OR OTHERWISE WHETHER BASED IN CONTRACT WARRANTY TORT INCLUDING WITHOUT LIMITA TION NEGLIGENCE OR ANY OTHER LEGAL OR EQUITABLE THEORY EXCEPT AS EXPRESSLY PROVIDED HEREIN E MON MAKES NO WAR RANTY OF ANY KIND EXPRESS OR IMPLIED WITH RESPECT TO ANY PRODUCTS PARTS OR SERVICES PROVIDED BY E MON INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE PRODUCTS OR COMPONENTS DISTRIBUTED BUT NOT MANUFACTURED BY E MON ARE NOT WAR RANTED BY E MON AND BUYER MUST INSTEAD RELY
24. emand reading is the peak usage over a specified time period 15 minute standard 30 minute and 60 minute optional While KWh costs are interpreted as cents Kilowatt costs are usually represented in dollars and interpretation of demand costs are based on your utility s tariff and rate structures You will need to contact your utility to see how your utility structures their kilowatt demand charges to ensure proper allocation of costs utilizing data from the E Mon D Mon meter NOTE THE FOLLOWING ONLY APPLIES TO METERS USING MORE THAN ONE SET OF CURRENT SENSORS For meters using parallel current sensors you must multiply the kWh display reading by the number of sets of current sensors installed With Demand meters the PEAK Demand is also multiplied by the number of sets of current sensors installed Example 17 meter display reading x 2 sets of sensors in parallel 34 kWh 34 kWh x 0 121 utility cost per kWh 4 12 27 62 0389 07 CLASS 2000 METER 7 3 Demand Display Set Up Bae DOWN M33207 The demand meter display is set up using the four buttons located on the meter display board which is mounted on the door inside the meter enclosure HE rl LL cdd als i STEP 1 Press the HOME button to enter the menu screen CL 2088 T4 STEP 2 Press the DOWN button to enter the setup screen SETUP DATE 4112711211 STEP 3 Press the ENTER button to enter the DATE screen SETUP
25. eter LOAD display shows the present circuit load in kilowatts Lad jJ f por DX od seal pt e a 1 Du 3 VER ut L i T m pa le D nano e 47 Fig 16 Start Up Mode When initially powered on the Class 2000 meter will display the startup screens This screen indicates the meter voltage amps and service configuration It will remain on for approximately five seconds before switching to the version screen after which the meter enters the normal operating mode 21 62 0389 07 CLASS 2000 METER 6 2 How to Read the kWh Meter gt Fig 17 Readings are Displayed in Whole Numbers The Class 2000 kWh meter displays readings in whole numbers there are no decimals To find the dollar cost for the power used by the load s being monitored you must first find out what the cost per kWh is in your area this cost can be found on your utility electric bill or call your local utility and ask for their cost per kilowatt hour Simply multiply the cost per kWh by the kWh reading from the E Mon D Mon meter The resultant figure is the dollar cost for power used by the load s being monitored by this meter Example 8 digit display reading 00000017 Cost per kWh from utility 0 12100 17 x 0 121 2 06 NOTE THE FOLLOWING ONLY APPLIES TO METERS USING MORE THAN ONE SET OF CURRENT SENSORS For meters using parallel current sensors you must multiply the kWh di
26. for Qualified Electrical Service Personnel only 1 Have the electrician unplug or disconnect all three current sensors at the meter input terminal 2 Ifthe meter still displays Check Install without any sensors connected the utility power or transformer is connected counter clockwise CBA reverse phase rotation 3 Disconnect the power to the meter line voltage inputs Swap A amp C line inputs Power up the meter and verify there is not a Check Install displayed on the LCD Screen 4 If reverse rotation line condition was present in step 2 and corrected in step 3 then swap the sensor inputs plugs A and C Plug sensor A plug into the sensor C input and plug sensor C plug into the A input This will now match the line phase correspondence NOTE Alight load or no load can cause the Check Install message to be dis played 62 0389 07 38 CLASS 2000 METER A light load or circuit with no load will cause the Check Install to be displayed for example a transformer with no load The meter must have at least 1 load for each current sensor For example model number E20 208200 J or R KIT is 200 amp rated each of the current sensors must have at least two amps flowing though them to verify installation If the Check Install message goes off with 1 or more load then there is no issue with installation Check Install was due to a light load this is normal and will turn back on during light load condition
27. gether due to noise concerns and their effects on the communications signal integrity Communication wires can be routed separately using the 1 2 conduit port Q How do l find the cost for kWh and kW to bill my tenants A Your local utility bill should list the cost per kWh and kW If not simply call your utility and ask them to provide you with the cost per KWh and kW Q What size wire do l use for the line voltage leads A These wires are normally 14 AWG but be sure to consult your local electrical codes for proper sizing requirements Q What size wire should l use to extend the current sensor leads A These wires are normally sized at 4414 22 AWG twisted pair arrangement Consult your local electrical codes for proper sizing requirements 62 0389 07 44 CLASS 2000 METER Q The load I need to monitor has parallel feeds How do install the current sensors for this application A There are two ways you can monitor parallel feeds One method is to clamp the sensors around all feed wires for each phase no additional reading multiplier required The second way to monitor parallel feeds is to clamp the sensor around one of the feed wires for each phase and when you read the kWh meter the final reading must be multiplied by the number of feed wires for each phase Q I have two subpanels l would like to monitor with one meter These subpanels are fed by different transformers in the building Can I parallel sensors and
28. have the high voltage CT secondary lead passed through them five 5 times by looping the wire as shown in the drawing This allows a direct conversion of the CTs primary current to a directly proportional 0 2 volt signal which is used by the meter Since there is a signal ratio introduced by the high voltage CTs and PTs it will be necessary to multiply the number on the meter s display for a correct reading The meter multiplier is calculated by using the CT ratio and the PT Ratio PTr x CTr Number of Secondary Lead Passes Through Sensor The E MON 25 amp HV kWh meter with 5 wraps of the high voltage CT secondary will have its multiplier calculated by the formula shown below EXAMPLE CT 400 5 80 1 CTr 80 PT 4200 120 35 1 PTr 35 Wraps Passes 5 METER MULTIPLIER PTr x CTr Wraps 85 x 80 5 85 x 16 560 43 62 0389 07 CLASS 2000 METER 12 0 FREQUENTLY ASKED QUESTIONS Q When providing line voltage to the meter can I tap off of the same breaker I am monitoring A Yes the voltage can be pulled from the same breaker being monitored Q Can the meter s line voltage wires be run in the same conduit as the sensor leads A Yes there will be no effect on the meter if the sensor leads and line voltage wires are run in the same conduit Q Can the meter communication wires and line voltage wires be run in the same conduit A It is NOT recommended to run these wires to
29. installation and wiring is complete 8 Using an AC Voltmeter verify the input voltage readings are within the limits specified below Meter Input Voltage Configuration Nominal Voltage Limits 10 120 208V 3 Ph 4 Wire 120 VAC L N 108 to 132 VAC 277 480V 3 Ph 4 Wire 277 VAC L N 249 to 305 VAC 240V 3 Ph 3 Wire 240 VAC L L 216 to 264 VAC 480V 3 Ph 3 Wire 480 VAC L L 432 to 528 VAC 347 600V 3 Ph 4 Wire 347 VAC L N 540 to 660 VAC WYE Only 9 Remove power from the unit by de energizing the external switch NOTE For 3 Wire systems the voltages are measured Phase to Phase On 4 Wire systems the voltages are measured Phase to Neutral 62 0389 07 10 CLASS 2000 METER 4 3 Current Sensor Installation amp Wiring Once the AC voltages have been confirmed to be within acceptable limits you are ready to install the current sensors The MAIN power board contains three header connectors located at the bottom right of the board The connectors are labeled A B and C along with conductor color indication This format must be followed in order for the meter to function correctly The Class 2000 meter will be used with one of two basic types of current sensors a Split Core Current Sensor This sensor opens so that it can be attached around the circuit conductor being monitored without interrupting power Unless otherwise specified all Class 2000 meters are supplied with this sensor
30. k positions and tightened down verify that each terminal block screw is securely fas tened by gently tugging on each conductor Verify no conductor wires are frayed or are shorting to adjacent terminal block positions 5 External Switch Mechanism In Line Fuse Installation a Toensure a safe installation the Class 2000 meter requires an external switch mechanism such as a circuit breaker be installed on the Class 2000 MAINS input wiring The switch mechanism must be installed in close prox imity to the meter and easily reachable for the operator This device must also be marked as the disconnecting device for the Class 2000 meter b Install 1 10 Amp Slow Activation in line fuses with the suitable voltage rating for each conductor phase at the MAINS input to the meter The fuses must be labeled to indicate voltage and current rating as well as element charac teristics The fuse element must be slow activating type 6 Once the MAINS wiring is complete replace the clear Lexan protective shield over terminal block TB1 and close the enclosure front panel Secure the enclo sure cover using the locking mechanism Activate the external circuit breaker or equivalent switch to apply AC MAINS power to the unit 7 The Class 2000 meter display should turn on and indicate total kWh accumula tion reading NOTE On demand meters meters ordered with D the unit display clock and other critical configuration parameters will be set once the unit
31. lay Readout KWh Accumulated Standard Ranges 4 Wire Wye 120 208 VAC 100 200 400 800 1600 3200 Amp 2 Phase 120 240 VAC 100 200 400 800 1600 3200 Amp 4 Wire Wye 277 480 VAC 100 200 400 800 1600 3200 Amp 3 Wire Delta 220 240 VAC 100 200 400 800 1600 3200 Amp 3 Wire Delta 480 VAC 100 200 400 800 1600 3200 Amp 4 Wire Wye 600 VAC 100 200 400 800 1600 Amp 47 62 0389 07 CLASS 2000 METER Modem Interface Cable UL listed Telephone Cord 6 cond 300 VAC Stranded Cond 22 26 AWG Cable Connector RJ 45 male IDC Input Output Voltage 5 VDC 18 VAC Ckt Input Isolation 5 3K VAC for 1 Minute Baud Rate 9600 IDR Interface Port Cable UL listed rated Telephone Cord 4 cond Input output Voltage Ground isolated 5 4VDC Cable Connector RF 45 Male IDC Or Screw Terminal Termination Circuit Input Isolation 5 3kVAC Circuit output Isolation 21 5kVAC Isolated Pulse Alarm Outputs TB5 TB6 Output Voltage Potential 0 VDC to 5 VDC Logic Levels Mating Plug Connector Weidmuller PN 152876 Signal Isolation Voltage 5 3K VAC for 1 Minute Recommended Manufacturer Littlefuse In line Fuse Mfg Part No KLDR 100 Rating 100mA Time delay 600VAC Cartridge Fuse Battery Cell Description Non rechargeable Cell Used For Memory Retention Manufacturer Eagle Picher Mfg Part No LTC 3PN S2
32. lication the 2 element meter connection is used on the secondary circuits of the user supplied high voltage PTs and CTs The E MON meter used in this application is the model containing 12025 HV Installation of these meters requires the use of two 2 current sensors mounted on the secondaries of the high voltage Current Transformers See the drawing above for proper wiring For correct operation the meter must be installed correctly This special high voltage meter installation utilizes high voltage PTs Potential Transformers and CTs Current Transformers supplied by others The E MON meter is installed using the secondary outputs of these devices High voltage PTs reduce the primary voltage 4160v 13200v etc to a Secondary output of 120v This secondary is connected to the E MON meter voltage inputs as shown in the wiring diagram High voltage CTs reduce the primary current amps to a directly proportional 0 5 amp output As an example a 0 400 amp primary becomes a 0 5 amp proportional signal from the secondary output This allows much smaller wiring to be utilized in the meter hookup The high voltage CT secondary is installed as a continuous loop with a single lead connected to both secondary terminals E MON meters accept a 0 2 volt signal from their Current Sensors To convert the 0 5 amp signal the Current Sensors are installed on the CT secondary lead A set of 25 amp sensors is used in this application These sensors
33. n each side presuming that your switch breaker fuse whatever is working correctly then when you switch it on and off the load side is what goes on and off and the line side is what stays hot no matter what see Fig 29 Fig 29 Line Load 62 0389 07 40 CLASS 2000 METER 11 0 HIGH VOLTAGE METERING kWh Meter Installation Instructions for Use with E MON Meters in High Voltage Applications The E MON model number containing 12025HV kWh meter is designed to be used for monitoring high voltage 2400 4160 13200 etc circuits either stand alone or in an AMR application This meter is intended to be used with the appropriate high voltage Potential Transformers PTs and Current Transformers CTs supplied by others The meter application is centered around a 120 VAC secondary output from the high voltage PTs and a 5 amp secondary output from the high voltage CTs Items addressed by this document include the installation of meters with model number containing 12025HV on high voltage circuits as well as the calculations to provide the correct meter multiplier based on the PT and CT sizes used on the high voltage conductors Installation should be performed by qualified personnel and only according to all applicable electrical codes High Voltage CTs supplied by others reduce the primary current amps to a directly proportional 0 5 amp secondary output As an example a 0 400 amp primary becomes a 0 5 amp propo
34. n their appropriate phase conductors you can begin terminating the current sensors on to the Class 2000 main power board The current sensor leads can be extended up to 2 000 feet using 14 22 AWG wire for remote monitoring applications Consult your local electrical codes for proper wire sizing 22 AWG twisted pair wire with a black and white conductor rated for 600 VAC recommended The current sensor connection points are located on the bottom right of the main power board Three removable plugs exist one for each current sensor phase input The header portions of the connectors are labeled A B and C Text on the plastic cover of each of the connectors instruct you which terminal of the plug is for the white conductor and which terminal is wired to the black conductor Once each current sensor is wired to its respective plug insert each plug into the appropriate header verifying polarity as they are installed see section 4 6 13 62 0389 07 CLASS 2000 METER 4 4 MAINS Line Voltage amp Current Sensor Wiring Diagrams LINE VOLTAGE CURRENT SENSORS A B DC 3 PHASE 4 WIRE INSTALLATION DIAGRAM A B C N PE WB WB WB NOTES LINE VOLTAGE CONNECTIONS 14 12 AWG SENSOR CONNECTIONS B BLACK LEAD W WHITE LEAD NEUTRAL NOT USED IN DELTA SYSTEM REMOVE NEUTRAL TERMINAL BLOCK SCREW FOR DELTA SYSTEMS 1 10A 600 VAC INLINE FUSE PER CONDUCTOR LITTLEFUSE PART NUMBER KLDR 100 SOURCE M33185 Fig 7 3 Phase 4 Wire Ins
35. ned for indoor meter installations as defined in the aforemen tioned paragraph carry over and apply to outdoor installations with one exception The exception is that the conduit and fittings for outdoor installa tions require an outdoor material rating and approval for 4X applications 4 Unit MAINS Wiring Voltage Wiring Connections a NOTE Remove the shield located over the phase A B and C screw terminals on the main power board This shield can be removed by pulling back on the latch on the right side of the shield and lifting up on the front Wire each connec tion to the terminal block with stranded wire 14 12 AWG rated at 600 VAC Strip back all wire insulation to expose between 1 4 and 3 8 of the copper conductors Gently twist each wire to prevent fraying Insert the conductors into their respective terminal block position and tighten down the terminal block screw to securely fasten the conductor The terminal block is clearly labeled PHASE A PHASE B PHASE C and NEUTRAL Connect the NEUTRAL wire to the appropriate terminal block position For Delta MAINS input wiring DO NOT connect the NEUTRAL wire Remove the terminal block screw for this position 9 62 0389 07 CLASS 2000 METER d Connect the AC mains power wires Phase A Phase B and Phase C to their respective positions as labeled on terminal block Tighten the screws to 7 in Ib of torque e After all conductors are connected to their respective terminal bloc
36. omplete the assem bly SOURCE M33213 Fig 5 Arrow On The Current Sensor Assembly IMPORTANT When looking from the source side of the conductor s being monitored you should see the arrow on the current sensor assembly The arrow should be pointing in a clockwise direction around the conductor s being monitored If the arrow is not positioned on the source side inaccurate readings will result 62 0389 07 12 CLASS 2000 METER 4 3 2 Installing the Solid Core Current Sensor Assembly The optional solid core current sensors can be installed in the same applications as the standard split core units however the conductors that they are monitoring must first be disconnected NOTE Under no circumstances is this operation to take place without shutting off the power to the conductor s being monitored With the power off disconnect the conductor from its breaker or terminal Slide the solid core current sensor over the conductor making sure that the indicator on the sensor is pointing in the direction of the load After this is done reconnect the conductor and verify that it is properly installed Run the black and white wires from the solid core current sensors and install them according to the standard installation diagram When this is completed the power to the monitored conductor can be turned back on Fig 6 Solid core Current Sensor 4 3 3 Current Sensor Wiring Once all the current sensors are installed o
37. on the white input swap polarity When the error LED is clear leave the sensor C plug connected Reconnect sensor A and sensor B plugs as previously identified for phase and polarity The error should now be clear Class 2000 meters may only use one or two sensors depending on the application Please see the appropriate installation manual for wiring configurations in these applications The Check Install message will always be present in single phase applications on a Class 2000 meter and will not affect the meter accuracy 62 0389 07 18 CLASS 2000 METER 5 0 MONITORING MULTIPLE LOADS WITH ONE METER The Class 2000 meter provides extreme flexibility by allowing additional sets of current sensors to be used in parallel so that multiple load locations can be monitored by one meter This feature allows a totalized display readout from two or more load circuits You may use parallel sensors to monitor specific breakers from one panel specific breakers from more than one panel two or more complete panels etc When paralleling current sensors the following rules must be followed for accurate readings Rule 1 Current sensors must be installed in complete sets of three with a maximum of three sensors installed in parallel per phase Rule 2 All sensors used in parallel must be of the same amperage rating i e 100 amp 200 amp etc The rating is determined by the current rating amperage of the Class 2000 meter For exampl
38. r from the meter at the unit external circuit breaker STEP 2 Remove the battery from its holder and place on a non conductive surface STEP 3 Install new battery into the battery holder NOTE Care should be taken to insure that the replacement battery is installed with the plus symbol on the battery facing down No damage to unit or battery will occur if battery is inadvertently installed in the wrong direction STEP 4 Dispose of the used battery in accordance with the manufacturers Panasonic instructions 62 0389 07 36 CLASS 2000 METER 10 0 TROUBLESHOOTING GUIDE The Class 2000 kWh Demand meter is calibrated and tested at the factory before being packaged and shipped If installed properly and in accordance with these installation instructions your Class 2000 meter should provide years of trouble free service If the meter should not function the following guide will assist in troubleshooting the installation Problem 1 Display window is blank 2 Display shows incomplete figures or numbers other than zeros when power is turned on Procedure to follow Check wiring to voltage terminals Check circuit breakers or fuses Verify that the power is turned on Test source for correct voltage Press RESET button located on door inside meter enclosure 5 sec 3 Display reading all zeros 00000000 Determine if load is sufficient to update the display Check RESET button to ensur
39. ray plug and reverse the input leads for the A sensor by putting the white leads on the black input and the black leads on the white input swap polarity If the error clears mark this pair with a piece of masking tape as the A sensor and note polarity Disconnect the A input 62 0389 07 16 CLASS 2000 METER Repeat the process for the B sensor gray plug Connect only the B sensor plug to the B phase current sensor input terminal with the correct polarity white to white and black to black If the error LED is off then the B sensor input polarity is correct see Fig 11 M34957 Fig 11 Error LED If the error LED is lit then reverse the input leads for the B sensor by putting the white leads on the black input and the black leads on the white input swap polarity If the error clears mark this pair with a piece of masking tape as the B sensor and note polarity Disconnect the B input 17 62 0389 07 CLASS 2000 METER Repeat the process for the C sensor gray plug Connect only the C sensor plug to the C phase current sensor input terminal with the correct polarity white to white and black to black If the error LED is off then the C sensor input polarity is correct see Fig 12 POWER LED PULSE LED ERROR LED M34958 Fig 12 The green power LED blinks this is normal If the error LED is lit then reverse the input leads for the C sensor by putting the white leads on the black input and the black leads
40. rtional signal from the secondary output In our application the high voltage CT secondary is installed as a continuous loop with a single conductor connected to both secondary terminals To convert the 0 5 amp signal to a 0 2 volt signal E MON s Current Sensors are installed on the CT secondary conductor A set of 25 amp sensors is used in this application These sensors have the high voltage CT secondary conductor passed through them five 5 times see below by looping the secondary conductor as shown in the drawing The reason for this is so that the 5 amp secondary now appears to the current sensor as a 0 25 amp signal This creates a conversion of the CT s primary current to a directly proportional O 2 volt signal which is utilized by the E MON meter The example from the first paragraph has now become a 400 amp to 2 volt device by this technique 41 62 0389 07 CLASS 2000 METER PASS 1 PASS 2 PASS 5 M34227 Fig 30 High Voltage CTs A HIGH B VOLTAGE CIRCUIT c High Volt CT with Volt Input Current Input Secondary A B c ABC N W B WB wB High Volt PT with Secondary E MON 120 V 25 amp Current Sensors M34228 Fig 31 Wiring Diagram For 3 wire High Voltage Circuits 62 0389 07 42 CLASS 2000 METER This special high voltage meter installation shows the correct wiring procedure for 3 wire high voltage circuits In this app
41. splay reading by the number of sets of cur rent sensors installed Example 250 meter display reading x 2 sets of sensors in parallel 500 kWh 500 kWh x 0 121 utility cost per kWh 60 50 62 0389 07 22 CLASS 2000 METER 6 3 KWh Meter Hardware Functions IDR Jack 8 pin RJ 45 used to connect kWh meter to the E Mon Energy automatic meter reading system Pulse Output Optically isolated output pulse for connection to BAS or peripheral equipment Calibration Jack Connector J11 is for factory calibration only and is not a user accessible port Silicon plug is not to be removed Reset Resets kWh and kW demand Power On LED When lit indicates power to meter is on Meter Pulse LED Blinks to show the meter load Blink rate increases with load Error LED When lit indicates that the current sensor is backwards or on the incorrect phase PULSE OUTPUT CALIBRATION IDR JACK oe SEE DESCRIPTIONS ABOVE RESET BUTTON POWER ON LED METER PULSE LED ERROR LED HEADER CONNECTOR CURRENT SENSORS M33212 Fig 18 Hardware Functions 23 62 0389 07 CLASS 2000 METER 6 4 Fixed Pulse Value Guide for Class 1000 amp 2000 kWh amp or kW Demand Meter Color Code Key of Sensor Arrow Must Match the Amperage of Meter Purple White Brown Red Yellow Black Blue Two Blue 25 Amp 50 Amp 100Amp 200Amp 400 Amp 800 Amp 1600 Amp 3200 Amp Watt Hours
42. tallation Diagram LINE VOLTAGE CURRENT SENSORS A B C 3 PHASE 3 WIRE INSTALLATION DIAGRAM A OB OC N PE WB WB WB NOTES LINE VOLTAGE CONNECTIONS 14 12 AWG SENSOR CONNECTIONS B BLACKLEAD W WHITE LEAD NEUTRAL NOT USED IN DELTA SYSTEM REMOVE NEUTRAL TERMINAL BLOCK SCREW FOR DELTA SYSTEMS aM 1 10A 600 VAC INLINE FUSE PER CONDUCTOR LITTLEFUSE PART NUMBER KLDR 100 Wy SOURCE M33186 Fig 8 3 Phase 3 Wire Installation Diagram 62 0389 07 14 CLASS 2000 METER 4 5 Installation Overview CURRENT SENSOR AND VOLTAGE CONNECTIONS M34224 Fig 9 Install Overview 4 6 Check Polarity of the Current Sensor Verify all phases are loaded by at least 1 of meter rated load Test the sensors wires one pair at a time verifying polarity phase rotation and correspondence to line input The A C line voltage power may be left on to the meter as long as the protective clear shield is installed to cover the line side meter power supply terminals for safety Extra care must be taken when working around live circuits 15 62 0389 07 CLASS 2000 METER Disconnect the Gray current sensor plugs for the B and C phase inputs see Fig 10 M34955 Fig 10 Error LED With only the A sensor wires connected to the sensor A input verify the error LED is off Green LED is off If error LED is off then the A sensor input polarity is correct If the error LED does not clear then disconnect the g
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