Class 1000 Installation Manual - E-Mon
Contents
1. ENCLOSURE TYPE STANDARD METAL 3 SENSORS INCLUDED SPLIT CORE Input Voltage Configuration 3 wire or 2 wire single phase Mains Voltage Input Up To 277 VAC RMS Available Input Power Current Sensor Rating 2 VA Maximum Rating Up To 200 Amps RMS AC Available Power Factor 0 5 Leading Or Lagging Line Frequency 50 60 Hz Metering Accuracy Certified To ANSI C12 20 Voltage Operating Range 10 Of Rated Load Temperature Range Standard indoor enclosure 20C To 50C Temperature Range NEMA 4X outdoor enclosure 20C To 70C Relative Humidity Range 0 95 Non condensing 62 0388 01 28 CLASS 1000 METER 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 3 Overvoltage Category Measurement Category 3 Category Enclosure Material Indoor Housing Rating Standard UL Type 1 Outdoor Housing Rating Optional NEMA 4X Display Readout KWh Accumulated Instantaneous kW Standard Ranges 3 wire 115 208 Vac 25 50 100 200 2 Phase 120 240 Vac 25 50 100 200 400 IDR Interface Port Cable Specification UL listed rated Telephone Cord 6 conductor Input output Voltage 5 VDC 18 VAC C2. Fig 6 Single Phase 2 Wire Connection 120 240 Volt Single Phase 62 0388 01 14 CLASS 1000 METER SINGLE PHASE 3 WIRE CONNECTION 120 240 VOLT SINGLE PHASE LINE VOLTAGE CURRENT SENSORS OA B A B gc N PE WB SOURCE NOTES LINE VOLTAGE CONNECTION 14 AWG SENSOR CONNECTION B BLACK W WHITE IMPORTANT LINE VOLTAGE MUST BE PRESENT AT THE A AND B PHASE VOLTAGE TERMINALS SHORTING LINK MUST BE INSTALLED ON C PHASE CURRENT SENSOR TERMINALS A 1 10 AMP INLINE FUSES RECOMMENDED Madian Fig 7 Single Phase 3 Wire Connection 120 240 Volt Single Phase 15 62 0388 01 CLASS 1000 METER 4 8 Line Voltage Current Sensor Diagnostics M33181 Fig 8 Main Board Configuration If the meter is not correctly wired the ERROR indicator will be on Verify that the AC MAINS voltage wires are all connected to the correct positions on the terminal block Inspect the MAINS input wiring to verify each conductor is terminated at the correct terminal block position Using an AC voltmeter measure the AC voltage for each Phase to Neutral terminal and to the Frame ground point Verify each current sensor by running at least 196 of the full scale rated current through the conductor being monitored by each phase e g 2 amp load required for each phase to perform sensor diagnostic procedures 62 0388 01 16 CLASS 1000 METER Verify that the current sensor white and black conductors are installed in the correct header positi
3. E Mon Energy Monitoring Products Class 1000 Meter SINGLE PHASE kWh METER INSTALLATION INSTRUCTIONS E Mon 850 Town Center Drive Langhorne PA 19047 800 334 3666 www emon com info emon com 62 0388 01 CLASS 1000 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 email 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 0388 01 2 CLASS 1000 METER TABLE OF CONTENTS Section 1 0 Pre Installation Information 4 Section 1 1 Internal Electronic Assemblies 5 Section 1 2 Main
4. Power Board 6 Section 1 3 Display Board 6 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 Installing the Split Core Current Sensor Assembly 12 Section 4 5 Installing the Solid Core Current Sensor Assembly 13 Section 4 6 Current Sensor Wiring 14 Section 4 7 MAINS Line Voltage amp Current Sensor Wiring Diagrams 15 Section 4 8 Line Voltage Current Sensor Diagnostic 16 Section 4 9 Final Main Board Checks 17 Section 5 0 Monitoring Multiple Loads with One Meter 18 Section 6 0 KWh Meter Features amp Functions 20 Section 6 1 KWh Meter Display Functions 20 Section 6 2 How to Read the kWh Meter 21 Section 6 3 KWh Meter Hardware Functions 22 Section 7 0 Preventative Scheduled Maintenance 24 Section 8 0 Troubleshooting Guide 25 Section 9 0 Frequently Asked Questions 26 Section 10 0 Meter Technical Specifications 28 Section 11 0 Meter Limited Warranty 30 3 62 0388 01 CLASS 1000 METER 1 0 Pre Installation Information The E Mon D Mon Class 1000 kWh meter is a 2 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 cod
5. a fraction of consumption a b c NOTE Check the supply voltage to be sure consumption that it is on continuously 24 hrs day Checkthecurrentsensorsforinstallationandpolarity Check sensor wiring to the terminal strip in meter color coding B amp W If you still need assistance after performing the above troubleshooting proce dures 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 installation and assist you in getting the unit operating correctly 25 62 0388 01 CLASS 1000 METER 9 0 FREQUENTLY ASKED QUESTIONS Q When providing line voltage to the meter can I tap off of the same breaker 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 together 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 find the cost for kWh and kW to bill my tenants A Your local utility bill should list the c
6. be pointed in a clockwise direction around the conductor being monitored Tighten the nylon clamp to complete the assembly SOURCE M33213 Fig 4 Colored Arrow Will Be On The Source Side 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 0388 01 12 CLASS 1000 METER 4 5 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 5 Sol
7. eps luctu tu d wed SISISISISISRE Fig 10 Normal Mode kWh Reading LOAD The Class 1000 kWh meter display requires no multiplier and shows kilowatt hours 0 consumed See section 6 2 for information on calculating cost based on kWh usage a CTs LI ru Fig 11 KW Load Mode Current Load in KW The Class 1000 LOAD display shows the present circuit load in kilowatts E MON D MON Shs LSSR 38 Fig 12 Start Up Mode When initially powered on the Class 1000 meter will display the startup screen This screen indicates the meter voltage amps and service configuration It will remain on for approximately five seconds before switching to the normal operating mode 20 CLASS 1000 METER 6 2 How To Read The kWh Meter kx Rot a KW chi Sibi ii laa eae une ses hne m e d polo z2 s Fig 13 The Class 1000 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 di
8. THEORY 8 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 ON THE REPRE SENTATIONS AND WARRANTIES IF ANY PROVIDED DIRECTLY TO THE BUYER BY THE MANUFACTURER OF SUCH PRODUCT OR COMPONENT 31 62 0388 01 CLASS 1000 METER E Mon 850 Town Center Drive Langhorne PA 19047 WWW emon com info 9 emon com U S Registered Trademark 2011 E Mon 62 0388 01 JPG Rev 11 11 Printed in United States E Mon j Energy Monitoring Products
9. able Connector RJ 45 male IDC Circuit Input Isolation 5 3kVAC for one minute Circuit output Isolation 2 5kVAC Isolated Pulse Alarm Outputs 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 In line Fuse Manufacturer Littlefuse Mfg Part No KLDR 100 Rating 100mA Time delay 600VAC Cartridge Fuse 29 62 0388 01 CLASS 1000 METER 11 0 METER LIMITED 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 oo N 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 tea
10. cturer 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 operations do not immediately remove unit Before removing the unit contact E Mon s tech nical support department at 800 334 3666 E Mon s technical department will assist you in detailed troubleshooting of the Class 1000 installation 62 0388 01 4 CLASS 1000 METER 1 1 Internal Electronic Assemblies MAIN POWER DISPLAY AND BOARD KEYBOARD M33177 Fig 1 Main Power Supply Board amp Display Board The unit is comprised of a Main Power Board and Display and Keyboard All component cards are mounted inside a UL Type 1 standard or NEMA 4X optional enclosure NOTE Units are supplied in a UL Type 1 metal enclosure suitable for indoor applica tions only Units supplied in the optional NEMA 4X fiberglass enclosure are suitable for either indoor or outdoor applications within the defined specifica tions Refer to Section 12 0 for a definition of suitable environmental condi tions for indoor and outdoor units 5 62 0388 01 CLASS 1000 METER 1 2 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 shiel
11. d 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 TB4 is not to be used as an input on the Class 1000 meter AMO A BRE n 4 I Fig 2 Standard Configuration M33178 1 3 Display Board The display board connects to the main power board via a flex ribbon cable and the board is mounted on the inside of the enclosure door The display board LCD readout indicates the cumulative kWh and instantaneous kW value 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 meaning 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 0388 01 6 CLASS 1000 METER 3 0 PRECAUTIONARY AND SAFETY INFORMATION N CAUTION Internal circuit card components are extremely sensitive to electrostatic discharge Be careful not to touch int
12. d in UL Type 1 enclosures must only be installed in indoor environments where it will not be affected by the elements such as moisture and extreme temperatures 4 2 Main Power Board Connections STEP 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 STEP 2 Install the Class 1000 Protective Earth Ground Connect an earth ground wire to the Class 1000 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 0388 01 8 CLASS 1000 METER A WARNING Failure to attach the protective earth ground wire securely to the enclosure creates a potential shock hazard Do not operate the Class 1000 meter without a protective earth ground connection securely installed STEP 3 Wire Entry 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 isolated pulse output Outdoor
13. enclosures equipped with one 3 4 conduit opening on bottom of enclosure only Route the appropriate cabling to and through the respective enclosure opening The conduit and fittings interfacing the enclosure entrances must be UL listed and properly sized to the enclosure port diameter The interfacing fitting must use a gasketed 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 fitting Outdoor applications require the use of the optional NEMA 4X enclosure The same principles outlined for indoor meter installations as defined in the above paragraph carry over and apply to outdoor installations with one exception This exception is that the conduit and fittings for outdoor installations require an outdoor material rating and UL approval for 4X applications STEP 4 Unit MAINS Wiring Voltage Wiring Connections Remove the shield located over 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 connection to the terminal block with stranded wire 14 12 AWG rated at 600 VAC Strip back all wire insulation to e
14. ernal 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 A WARNING High voltages present on main PCB terminal block 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 1000 meter without a protective earth wire attached securely to the PE terminal screw After installing protective earth wiring secure the screw tightly 7 in Ibs torque A 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 0388 01 CLASS 1000 METER 4 0 METER INSTALLATION 4 1 Mounting the Meter STEP 1 Using the appropriate sized mounting hardware fasten the Class 1000 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 enclosed unit is suitable for outdoor environmental condi tions Units house
15. es 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 Class 1000 meters labeled for 120 208V service MUST NOT be installed on service feeds of 277 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 Blue 25 Amp Black 50 Amp Brown 100 Amp Red 200 Amp 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 1000 in a manner inconsistent with this manual or not specified by the manufa
16. es must be labeled to indicate voltage and current rating as well as element characteristics The fuse element must be slow activating type STEP 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 enclosure cover using the locking mechanism Activate the external circuit breaker or equivalent switch to apply AC MAINS power to the unit The Class 1000 meter display should turn on and indicate total kWh accumulation reading and KW load The display will cycle between the two readings STEP 7 Using an AC Voltmeter verify the input voltage readings are within the limits specified below NOTE Single Phase systems the voltages are measured Phase to Neutral Meter Input Voltage Configuration Nominal Voltage Limits 10 120 208V 2 Ph 3 Wire 120 VAC 108 to 132 VAC 120 240V 2 Ph 3 Wire 120 VAC 108 to 132 VAC 277V 1 Ph 2 Wire 277 VAC 250 to 304 VAC Step 8 Remove power from the unit by de energizing the external switch 62 0388 01 10 CLASS 1000 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 f
17. git display reading 00000017 Cost per kWh from utility 0 12100 17 x 0 121 2 06 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 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 21 62 0388 01 CLASS 1000 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 Calibration Jack Connector J11 is for factory calibration only and is not a user accessible port Silicon plug is not to be removed Error LED When lit indicates that the current sensor is backwards or on the incorrect phase Meter Pulse LED Blinks to show the meter load Blink rate increases with load Power On LED When lit indicates power to meter is on Pulse Output Optically isolated output pulse for connection to BAS or peripheral equipment The Main circuit board is located inside the meter enclosure 62 0388 01 PULSE OUTPUT CALIBRATION IDR JACK JACK SEE DESCRIPTION ABOVE POWER ONLED METER PULSE LED ERROR LED HEADER CONNECTOR CURRENT SENSORS M33212 Fig 14 Hardware Functions 22 CLASS 1000 METER M33183 Fig 15 Hardware Functi
18. id Core Sensor Assembly 13 62 0388 01 CLASS 1000 METER 4 6 Current Sensor Wiring Once all the current sensors are installed on their appropriate phase conductors you can begin terminating the current sensors on to the Class 1000 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 Input C is not used with the Class 1000 meter 4 7 MAINS Line Voltage amp Current Sensor Wiring Diagrams SINGLE PHASE 2 WIRE CONNECTION 120 or 277 VOLT SINGLE PHASE LINE VOLTAGE CURRENT SENSOR A B OC N PE WB SOURCE NOTES LINE VOLTAGE CONNECTION 14 AWG SENSOR CONNECTION B BLACK W WHITE SHORTING LINK MUST BE INSTALLED ON B AND C PHASE CURRENT SENSOR TERMINALS A N ino amP INLINE FUSES RECOMMENDED M33179
19. itor 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 27 62 0388 01 CLASS 1000 METER 10 0 METER TECHNICAL SPECIFICATIONS Ordering Information enclosure type and sensor type in the format A B CC DDD EEE F GGG where Define brand class input voltage current sensor amperage A Brand E for E Mon H for Honeywell B 10 for Class 1000 CCC Numbers of conductors including common neutral 2 or 3 DDD Input Voltage 120 208 or 277 EEE Amperage 25 50 100 or 200 F Enclosure Type J standard metal R 4X raintite M MMU GGG sensor type KIT split core SCS solid core blank none supplied EXAMPLE E MON E CLASS 1000 METER NUMBER OF CONDUCTORS INPUT VOLTAGE 208V AMPERAGE
20. ollowed in order for the meter to function correctly Phase C is not used The Class 1000 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 1000 meters are supplied with this sen sor 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 Both types of current sensors output a 0 2 VAC signal proportional to the current being measured 11 62 0388 01 CLASS 1000 METER 4 4 Installing the Split Core Current Sensor Assembly STEP 1 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 Fig 3 Split Core Current Sensor STEP 2 Reassemble the current sensor assembly around the conductor s to be monitored 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 conductor being monitored and MUST
21. ons Verify that the current sensors are installed in the correct direction on the conductor being monitored Verify that the current sensor plugs are terminated in the correct header on the Main power board If the error LED still hasn t been cleared measure the AC voltage inputs across the plug terminals of each current sensor individually Set the AC voltmeter to the 20 Volt scale If a reading of zero volts is indicated on the voltmeter check for an open circuit An open connection could exist at the plug terminals or at a splicing junction Also verify a tight connection exists between the core halves If error message is still appearing contact E Mon technical support at 800 334 3666 for further assistance 4 9 Final Main Board Checks Once the wiring error has been corrected the Main Power Board error LED should extinguish 17 62 0388 01 CLASS 1000 METER 5 0 MONITORING MULTIPLE LOADS WITH ONE METER The Class 1000 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 Curren
22. ons 23 62 0388 01 CLASS 1000 METER 7 0 PREVENTATIVE SCHEDULED MAINTENANCE The Class 1000 kWh single phase meter is shipped in 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 0388 01 24 CLASS 1000 METER 8 0 TROUBLESHOOTING GUIDE The Class 1000 kWh single phase 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 1000 meter should provide years of trouble free service If the meter should not function the following guide will assist in troubleshooting the installation Problem Procedure to follow 1 Display window is blank eoo e o o omg Check wiring to voltage terminals Check circuit breakers or fuses Verify that the power is turned on Test source for correct voltage isplay reading all zeros 00000000 Determine if loadis sufficientto update the display Check RESET button to ensure there are no wires or other objects pressing against it when the door is closed Check the current sensors for installation and polarity Besurethecurrentandvoltageinputshavethe properphaserelationship Check wiring to voltage terminals Check circuit breaker or fuses Test source for correct voltage 3 Display reads only
23. ost 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 use to extend the current sensor leads A These wires are normally sized at 414 22 AWG twisted pair arrangement Consult your local electrical codes for proper sizing requirements 62 0388 01 26 CLASS 1000 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 have two subpanels would like to monitor with one meter These subpanels are fed by different transformers in the building Can parallel sensors and 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 have 5 breakers in one subpanel would like to mon
24. r 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 item 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 62 0388 01 30 CLASS 1000 METER 7 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
25. t sensors must be installed in complete sets of two 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 1000 meter For example 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 277 volt meter cannot monitor a 208 volt load nor can a meter monitor two 277 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 two sensors one per phase the multiplier is not required 62 0388 01 18 CLASS 1000 METER LINE VOLTAGE CURRENT SENSORS A B OC A B C N PE WB WB WB N SOURCE r O sN LOAD SOURCE LOAD B M33204 Fig 9 Multiple Load Locations Can Be Monitored By One Meter 19 62 0388 01 62 0388 01 CLASS 1000 METER 6 0 KWH METER FEATURES amp FUNCTIONS 6 1 KWh Meter Display Functions PH qi
26. xpose between 1 4 to 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 7 in lb of torque The terminal block is clearly labeled PHASE A PHASE B PHASE C and NEUTRAL Phase C is not used on single phase circuits Connect the NEUTRAL wire to the appropriate terminal block position Connect the AC mains power wires Phase A and Phase B to their respective positions as labeled on the terminal block Also connect the neutral wire 9 62 0388 01 CLASS 1000 METER After all conductors are connected to their respective terminal block positions and tightened down verify that each terminal block screw is securely fastened by gently tugging on each conductor Verify that no conductor wires are frayed or are shorting to adjacent terminal block positions STEP 5 External Switch Mechanism In Line Fuse Installation To ensure a safe installation the Class 1000 meter requires an external switch mechanism such as a circuit breaker be installed on the Class 1000 MAINS input wiring The switch mechanism must be installed in close proximity to the meter and easily reachable for the operator This device must also be marked as the disconnecting device for the Class 1000 meter 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 fus
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