S-6 OmniSense Energy Meter User Manual
Contents
1. OmnnfSans9 S 6 xx Type 6 Wireless Energy Meter User Manual FNE eS O o eene ens SOSA S 6 xx Type 6 Wireless Energy Meter User Manual Document number 003 006 044 Revision 4 4 9 5 2012 A Throughout this document this symbol indicates an electric shock hazard exists OmniSense LLC confidential information OmniSense LLC e 72 Sams Point Road e Ladys Island SC 29907 e Phone 805 340 9625 www omnisense com e E mail info omnisense com S END JOmnisense S 6 xx Type 6 Wireless Energy Meter User Manual 1 Revision History Date Revision Description 3 26 2012 1 0 Originated 6 27 2012 2 0 Released 8 3 2012 4 0 Improved installation instructions 8 4 2012 4 1 Added section explaining calibration 8 30 2012 4 2 Corrected units nomenclature added detail on how readings are derived 8 31 2012 4 3 Corrected units nomenclature 9 5 2012 4 4 Corrected typos added picture OmniSense LLC confidential information OmniSense LLC e 72 Sams Point Road e Ladys Island SC 29907 e Phone 805 340 9625 www omnisense com e E mail info omnisense com SOn S 6 xx Type 6 Wireless Energy Meter User Manual yp 2 Warnings HAZARD OF ELECTRIC SHOCK EXPLOSION OR ARC FLASH e Follow safe electrical work practices See NFPA 70E in the USA or applicable local codes This equipment must only be serviced and installed by qualified electricians Read and understand the instructions prior to install2. click to edit 12 08 04 13 37 32 A 2 370 0 118 9 20 0 168 2 28 2 626 8 626 8 2 380 0 59 9 1 00 X 12B511D5 13 click to edit 12 08 04 13 37 38 A 2 371 0 118 3 20 0 167 8 28 1 631 0 631 0 2 363 2 59 9 1 00 x 12B511D5 14 click to edit 12 08 04 13 36 48 A 2 375 0 118 6 20 0 168 2 28 1 597 8 597 8 2 372 6 59 9 1 00 x 12B511D5 5 click to edit 12 08 04 13 37 12 A 2 373 0 118 9 20 0 168 3 28 1 613 9 613 9 2 378 8 59 9 1 00 x Legend left axis Pavg Wh AC Blower Pavg Wh Data Center Pavg Wh Front Office Pavg Wh 128511D5 7 Pavg Wh 12851105 8 Pavg Wh 128511D5 9 Figure 4 Example of Data from Calibrated Meter All Sensor Values as of 8 4 2012 at 1 25 PM Pavg Wh 128511D5 10 Pavg Wh 128511D5 11 Pavg Wh 128511D5 12 Pavg Wh 128511D5 13 Pavg Wh 128511D5 14 Pavg Wh 128511D5 5 8 4 2012 1 26 PM 8 4 2012 1 30 PM 8 4 2012 1 34 PM 8 4 2012 1 38 PM 8 4 2012 1 28 PM 8 4 2012 1 32 PM Date of Activity 8 4 2012 1 36 PM 8 4 2012 1 40 PM Figure 5 Graph of Meter kWh Before and After Calibration OmniSense LLC confidential information OmniSense LLC e 72 Sams Point Road e Ladys Island SC 29907 e Phone 805 340 9625 www omnisense com e E mail info omnisense com fev ojtsnss S 6 xx Type 6 Wireless Energy Meter User Manual 18
3. Contains Transmitter Module FCC ID RY20002 This equipment complies with Parts 15 of the Federal Communications Commission FCC rules for the United States Operation is subject to the following two conditions 1 this device may not cause interference and 2 this device must accept any interference including interference that may cause undesired operation of the device The equipment has been tested and found to comply with part 15 of the FCC rules These limits are designed to provide reasonable protection against harmful interference in a residential installation This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instructions may cause harmful interference to radio communications However there is no guarantee that interference will not occur in a particular installation If this equipment does cause harmful interference to radio or television reception which can be determined by turning the equipment off and on the user is encouraged to try and correct the interference by one or more of the following measures e Reorient or relocate the receiving antenna e Increase the separation between the equipment and receiver e Connect the equipment into an outlet or on a circuit different from that to which the receiver is connected e Consult the dealer or an experienced radio TV technician for help FCC Part 15 Warning Changes or modifications to this unit not expre
4. Labeling for Regulatory Compliance 18 1 US Canada For US and Canadian use equipment is marked as shown below nce www omnisense com Ad Se PN S 6 4 his device complies with part 15 of the FCC rules Operation is subject to the following pia 1 this device may not cause harmful interference and 2 this device must t any interference received including interference that may cause undesired operati his sal complies with Canadian RSS 210 and ICES 003 regulations This Product Contains Transmitter Module FCC ID RY20002 IC ID 6474A 0002 Tested to Comply with FCC Standards FOR HOME OR OFFICE USE or ID 12B51 E ANN C z b Figure 6 US and Canadian compliance labeling 18 2 EU For EU use equipment is marked as shown below zy a eye WWW omnisense com lad a PN S 6 15 EU CER Sensor ID ID_HEX b OmniSense LLC confidential information OmniSense LLC e 72 Sams Point Road e Ladys Island SC 29907 e Phone 805 340 9625 www omnisense com e E mail info omnisense com fev omissis S 6 xx Type 6 Wireless Energy Meter User Manual 19 Manufacturer s Declaration of Conformity We OmniSense LLC 72 Sams Point Road Lady s Island SC 29907 U S A declare under our sole responsibility that the S 6 XX Type 6 Wireless Energy Meter to which this declaration relates is in conformity with the following standards For US and Canada Models Only FCC Part 15 This Product
5. TE TR 3 Wireless Power Meter www omnisense com Figure 2 3 Phase With Neutral Wiring Diagram OmniSense LLC confidential information OmniSense LLC e 72 Sams Point Road e Ladys Island SC 29907 e Phone 805 340 9625 www omnisense com e E mail info omnisense com SOn S 6 xx Type 6 Wireless Energy Meter User Manual A typical US residential service configuration is shown in Figure 3 Note that US residential service is interchangebly called single phase or two phase because the two phases properly called legs are created using a transformer center tap to create the neutral connection Thus technically US residential service is 240 VAC single phase with two legs and a neutral Technically when monitoring mains energy it is possible to monitor both legs with a single CT by routing both wires through a single large diameter CT with the wires routed in opposite polarity This takes advantage of the fact that each leg is 180 degrees out of phase with the other and reversing the polarity of one results in the CT output being the sum of the current in both legs In reality when fitting CTs to the mains of an existing breaker box looping one of the legs through a CT in the opposite direction is not physically possible and the better solution is to simply use 2 CTs That also provides per leg energy data not available with the single CT approach Since the energy meter can support 3 phases connect the L3 input to either one of the L1 or L2 conne
6. 1 1 from 0 15 current transformers 0 0 333 VAC input 1 2 High voltage AC 1 neutral and 3 phases screw terminal connections accept 10 22 AWG wire 1 2 1 UL Compliance Maximums 277 VAC L N 480 VAC L L 1 2 2 CE Maximums 230 VAC L N 400 VAC L L 1 2 3 NOTE For higher voltages a Potential Transformer PT can be used to scale the voltage down to a level compliant with our maximum inputs Channels whose voltage input use that scaled voltage can apply a scale factor using the web site user interface Metering Category 2 1 North America CAT Ill for distribution systems up to 277 VAC L N 480 VAC L L 2 2 CE CAT III for distribution systems up to 230 VAC L N 400 VAC L L conducted and radiated emissions 3 1 FCC part 15 Class B 3 2 EN55011 EN61000 Class B residential and light industrial Safety Installation Category III http zone ni com devzone cda tut p id 2827 4 1 CE EN 61010 4 2 PENDING UL61010 compliance 4 3 PENDING CSA61010 compliance conducted and radiated immunity 5 1 EN61000 Class A heavy industrial Dielectric Withstand 6 1 EN61010 For use in a Pollution Degree 2 or better environment only Measurement Accuracy 3225 C Accuracy is 8 1 Real Power and Energy 1 at gt 10 full load 8 2 Reactive Power and Energy 1 gt 10 full load 8 3 Current 196 gt 10 full load 8 4 Voltage 1 gt 10 full load 8 5 True RMS for voltage and current up to 14 KHz or 233rd harmonic at 60 Hz Meter Ac
7. ation Turn off all power before working on or inside the equipment Use a properly rated voltage sensing device to confirm power is off DO NOT DEPEND ON THIS DEVICE FOR VOLTAGE INDICATION Failure to follow these instructions will result in death or serious injury This product is not intended for life or safety applications Do not install this product in hazardous or classified locations The installer is responsible for conformance to all applicable codes Mount this product inside a suitable fire and electrical enclosure RISK OF EQUIPMENT DAMAGE e This product is designed for use with 0 0 333 VAC current transducers ONLY e DO NOT USE CURRENT OUTPUT CTs ON THIS PRODUCT OmniSense LLC confidential information OmniSense LLC e 72 Sams Point Road e Ladys Island SC 29907 e Phone 805 340 9625 www omnisense com e E mail info omnisense com feos S 6 xx Type 6 Wireless Energy Meter User Manual 3 Terminology CT Current Transformer L Line N Neutral PT Potential Transformer W Active or Real Power Watts Wh Active Energy Watt Hours VA Apparent Power in units of VA VAh Apparent Energy VA Hours 4 Wireless Energy Meter Overview The S 6 XX Type 6 Wireless Energy Meter is a multi channel energy meter supporting from 1 to 15 channels Itis ideally suited for heavy industrial light industrial and residential energy monitoring For each input channel it monitors 10 different parameters Act
8. average of the power factor Line Frequency in units of Hertz Hz the line frequency at the instant the meter generated the current reading It supports 1 2 or 3 phases with up to 5 channels assigned to each phase group The sensor is plug and play with any OmniSense or GE HygroTrac gateway and can be used OmniSense LLC confidential information OmniSense LLC e 72 Sams Point Road e Ladys Island SC 29907 e Phone 805 340 9625 www omnisense com e E mail info omnisense com feodis S 6 xx Type 6 Wireless Energy Meter User Manual concurrently with all of our other sensor types When using an OmniSense monitoring system users will be able to do powerful data analysis such as plot heat pump energy vs ambient air temperature heat pump energy vs geothermal source temperature HVAC energy vs Solar Radiation etc The type 6 sensor can use any 0 333 VAC output current transformer A typical application is monitoring energy on multiple breakers in a breaker panel 5 Supported Configurations Any configuration with 1 2 or 3 phases with or without a neutral is supported Note that for a 3 phase 3 wire system measurements can only be made accurately for balanced loads OmniSense LLC confidential information OmniSense LLC e 72 Sams Point Road e Ladys Island SC 29907 e Phone 805 340 9625 www omnisense com e E mail info omnisense com fev omissis S 6 xx Type 6 Wireless Energy Meter User Manual General Specifications Connections
9. ctions depending on which leg the breakers are on that you wish to monitor U S Residential service a oe 7 Or Breaker Breaker o 0 400 24 WN CO o lapse appaia NB Current Transformer cu 0 0 333VAC ZH 09 0S VO A00 39 AZLZITNOSP A Wireless Power Meter www omnisense com Figure 3 1 Phase 3 Wire US Residential Service Wiring Diagram These examples are not exhaustive and many other configurations can be supported Please contact us with your specific configuration for configuration guidance OmniSense LLC confidential information OmniSense LLC e 72 Sams Point Road e Ladys Island SC 29907 e Phone 805 340 9625 www omnisense com e E mail info omnisense com 17 Calibration S 6 xx Type 6 Wireless Energy Meter User Manual Because all sensor data passes through our server our system has the unique capability of allowing highly precise accurate and automated calibration Calibration data for each metering port is permanently stored in our database and is used to correct meter readings with high precision and accuracy This keeps our meter hardware and software reliable and simple and moves the heavy math processing to our server which is much better suited to the task Figure 4 demonstrates the results of a 15 channel meter where all CTs are clamped to the same wire driving a reference 20 amp load and L1 L3 are connected to the same voltage reference To visually see the effects of calibrat
10. cumulator Range Accumulator CT Amps Frequency Hz max kWh Active Energy 75 60 47276985 67 Apparent Energy 60 Hz 75 60 762224 6783 Apparent Energy 50 Hz 75 50 743348 8313 OmniSense LLC confidential information OmniSense LLC e 72 Sams Point Road e Ladys Island SC 29907 e Phone 805 340 9625 www omnisense com e E mail info omnisense com SOS S 6 xx Type 6 Wireless Energy Meter User Manual 10 Update Rate The default is 1 minute and is over the air programmable from 30 seconds to 1 hour 11 Current Transformer 11 1 CT Scaling no limit any 0 333 VAC full scale output CT can be supported OmniSense LLC confidential information OmniSense LLC e 72 Sams Point Road e Ladys Island SC 29907 e Phone 805 340 9625 www omnisense com e E mail info omnisense com SOn S 6 xx Type 6 Wireless Energy Meter User Manual 7 North American Electrical Specifications Parameter Min Typ Max Units Operating Temperature 40 25 85 C Storage Temperature 40 85 C Operating Humidity 0 95 RH CT Input Voltage 0 0 333 VAC Operating Current load on L1 N 0 022 0 1 A L N 90 277 VAC L L 150 480 VAC Wireless Frequency Band 902 928 MHz Wireless Transmit Power 10 dBm Wireless Range 100 m Wireless Channels 64 Channels Wireless Channel Separation 400 KHz Battery Life 15 years 8 CE Electrical Specifications Parameter Min Typ Max Units Operating Temperature 40 25 85 C Storage Temperature 40 85 C O
11. e proper 3 6V ER14505 battery Replacement batteries are available from many battery suppliers or from OmniSense s online store 4 Currently this is not a user accessible feature and can only be done by email request to OmniSense s site administrator OmniSense LLC confidential information OmniSense LLC e 72 Sams Point Road e Ladys Island SC 29907 e Phone 805 340 9625 www omnisense com e E mail info omnisense com fev omms S 6 xx Type 6 Wireless Energy Meter User Manual 11 Antenna Considerations The S 6 XX has an internal antenna There should be minimal metal obstructions around the antenna for maximum RF range performance 12 LEDs and indicators There are two LEDs 1 the top LED is labeled PWR and is on solid green when power is active It should light immediately when power is applied 2 the bottom LED is labeled STS and is the status LED It is on solid green when the meter is operating correctly There may be a delay up to the meters current reading interval before this LED lights 13 Viewing Meter Data On OmniSense Web Site Please see our web site user manual for instructions on accessing and viewing meter data 14 Energy Accumulation Positive and Negative Today many researchers interested in monitoring energy are doing so on structures that can generate their own energy and drive that energy back onto the grid driving the energy meter in the negative direction To support that type of application our meter can accumula
12. ial information OmniSense LLC e 72 Sams Point Road e Ladys Island SC 29907 e Phone 805 340 9625 www omnisense com e E mail info omnisense com Omn S 6 xx Type 6 Wireless Energy Meter Figure 1 CTs in a Residential Breaker Panel OmniSense LLC confidential information OmniSense LLC e 72 Sams Point Road e Ladys Island SC 29907 e Phone 805 340 9625 www omnisense com e E mail info omnisense com User Manual gt omissa S 6 xx Type 6 Wireless Energy Meter User Manual 16 Wiring Diagrams RISK OF ELECTRIC SHOCK OR PERMANENT EQUIPMENT DAMAGE e CT input negative terminals the outer ring of the plug are referenced to the meters Neutral connections and may be at elevated voltages e Do not contact CT input terminals while the unit is connected e Do not connect or short other circuits to the CT input terminals The meter s internal circuitry is powered directly from the L1 N power connection so regardless of configuration the L1 N must have power applied for the meter to function When power is present the units PWR LED will be on solid green OmniSense LLC confidential information OmniSense LLC e 72 Sams Point Road e Ladys Island SC 29907 e Phone 805 340 9625 www omnisense com e E mail info omnisense com omBanse S 6 xx Type 6 Wireless Energy Meter User Manual A typical 3 phase industrial or commercial configuration is shown in Figure 2 3 Phase with Neutral Wye e Breaker Breaker Breaker s 4 egg
13. ion Figure 5 is a plot of the same meter showing data before during and after Wh calibration These results speak for themselves The spread on kWh is from 2 371 to 2 375 kWh or a spread of just 0 002 kWh which demonstrates precision of 084 Si DE e Pa ems firms vo iix racc asc TA n ot a 12B511D5 0 AC Blower 12 08 04 13 36 58 2 373 0 118 9 20 0 2 379 0 59 9 1 00 x 12B511D5 1 AC Blower 12 08 04 13 37 02 A 2 374 0 118 8 20 0 168 6 28 1 607 1 607 1 2 375 4 59 9 1 00 X 12B511D5 2 AC Compressor 12 08 04 13 37 04 A 2 374 0 118 5 20 0 168 7 28 1 608 4 608 5 2 365 8 59 9 1 00 x 12B511D5 3 AC Compressor 12 08 04 13 37 08 A 2 372 0 118 9 20 0 168 7 28 1 611 0 611 1 2 379 8 59 9 1 00 X 12B511D5 4 Data Center 12 08 04 13 37 10 A 2 372 0 119 0 20 0 168 8 28 1 612 5 612 5 2 381 0 59 9 1 00 x 12B511D5 6 Front Office 12 08 04 13 37 14 A 2 373 0 118 9 20 0 168 2 28 2 615 1 615 2 2 379 6 59 9 1 00 X 12B511D5 7 click to edit 12 08 04 13 37 16 A 2 373 0 119 0 20 0 168 2 28 1 616 6 616 7 2 379 4 59 9 1 00 x 12B511D5 8 click to edit 12 08 04 13 37 20 A 2 372 0 118 9 20 0 168 2 28 1 619 0 619 1 2 379 4 59 9 1 00 X 12B511D5 9 click to edit 12 08 04 13 37 22 A 2 371 0 118 5 20 0 168 0 28 1 620 4 620 5 2 367 0 59 9 1 00 x 12B511D5 10 click to edit 12 08 04 13 37 26 A 2 372 0 118 9 20 0 168 2 28 1 623 3 623 4 2 379 4 59 9 1 00 x 12B511D5 11 click to edit 12 08 04 13 37 30 A 2 372 0 119 1 20 0 168 2 28 1 625 8 625 8 2 386 0 59 9 1 00 x 12B511D5 12
14. ive Energy in units of Watt Hours Wh the total accumulated Active a k a Real energy consumed Average a k a Demand Active Power in units of Watts W the average active power demanded in the most recent reading interval If for example the meter s reading interval is set to 1 minute and the load was 1000 Watts for 30 seconds and 0 Watts for the other 30 seconds then the average active power during the interval was 500 Watts Apparent Energy in units of Volt Amps Hours VAh the total accumulated apparent energy Apparent Power in units of Volt Amps VA the instantaneous apparent power derived by computing VRMS IRMS where the VRMS and IRMS values are sampled at the instant the meter generated the current reading AC Volts in units of Root Mean Squared Volts VRMS the RMS voltage at the instant the meter generated the current reading Peak Voltage in units of Volts Vpeak the maximum absolute value reached by the line voltage during the last reading interval Amperes in units of Root Mean Squared Amperes IRMS The RMS current at the instant the meter generated the current reading Peak Amperes in units of Amperes Ipeak the maximum absolute value reached by the line current during the last reading interval Power Factor unitless PF computed as A active energy A apparent energy where the energy deltas are taken by subtracting the last energy reading from the current energy reading Thus PF is a short term moving
15. nse LLC 0000000 0 OmniSense LLC confidential information OmniSense LLC e 72 Sams Point Road e Ladys Island SC 29907 e Phone 805 340 9625 www omnisense com e E mail info omnisense com
16. nsors page click on the sensor description to access the full scale current settings for that port e Current transducers will always have a phase error and it varies from one model to the next as well as from unit to unit for identical models This phase error contributes to kWh error When the power factor is close to 1 0 the contribution of phase error to overall error is minimal When the power factor is at 0 5 the contribution of phase error to overall error is maximal If accuracy i e the closeness of the meter reading to the correct value is critical choose a CT with a small phase error If precision i e the repeatability of a measurement or the relative comparison between two measurements is all that is required use of a common CT may be sufficient and phase error is not critical 15 3 Current Transformer Installation Guidelines Any voltage output current transformer with 0 0 333 VAC full scale output can be used Either a solid core or split core transformer can be used An example of split core CTs in a residential breaker panel can be seen in Figure 1 Note that polarity matters Split core CT s should be clamped around the hot wire coming from the protected side of the breaker For proper polarity the CT sensor wire should exit the CT in the same direction as the hot wire leaves the circuit breaker Improper polarity will result in negative energy accumulation when positive energy accumulation is expected OmniSense LLC confident
17. perating Humidity 0 95 RH CT Input Voltage 0 0 333 VAC Operating Current load on L1 N 0 022 0 1 A L N 90 230 VAC L L 150 400 VAC Wireless Frequency Band 868 2 869 MHz Wireless Transmit Power 10 dBm Wireless Range 100 m Wireless Channels 3 Channels Wireless Channel Separation 600 KHz Battery Life 15 years Non condensing Varies based on many factors including the presence of obstacles such as concrete walls and interference from other electronic equipment under normal 25 C operating temperatures and assuming near continuous AC power is present OmniSense LLC confidential information OmniSense LLC e 72 Sams Point Road e Ladys Island SC 29907 e Phone 805 340 9625 www omnisense com e E mail info omnisense com nnS3ns3 S 6 xx Type 6 Wireless Energy Meter User Manual 9 Mechanical Specifications Parameter Min Typ Max Units 7 5 Length Inches Width 5 0 Inches Height 1 75 Inches Weight 16 Ounces 10 Battery 10 1 Battery Backed Real Time Clock Most messages sent to the gateway require a valid timestamp The sensor maintains its own battery backed real time clock which is automatically synchronized to the gateway s real time clock which is also battery backed up which is in turn automatically synchronized to the server s real time clock Finally the server is synced daily to time a nist gov Hence all times system wide are traceable back to a NIST time server The battery is a long life lithium battery type ER14505 Bat
18. ssly approved by the party responsible for compliance could void the user s authority to operate the equipment OmniSense LLC confidential information OmniSense LLC e 72 Sams Point Road e Ladys Island SC 29907 e Phone 805 340 9625 www omnisense com e E mail info omnisense com Onn Sanse S 6 xx Type 6 Wireless Energy Meter User Manual Industry Canada IC This Product Contains Transmitter Module IC 1D 6474A 0002 This digital apparatus does not exceed the Class B limits for radio noise emissions from digital apparatus set out in the interference causing equipment standard entitled Digital Apparatus ICES 003 of Industry Canada This device complies with Canadian RSS 210 regulations NOTICE The Industry Canada IC label identifies certified equipment The Department does not guarantee the equipment will operate to the user s satisfaction CE The S 6 XX Type 6 Wireless Energy Meter is in conformity with the following standards o EN55022 1998 A1 2000 A2 2003 EN55024 1998 A1 2001 A2 2003 EN60950 1 2006 A11 2009 EN 300 220 2 V2 1 2 EN 301 489 1 V1 6 1 EN 301 489 3 V1 4 1 EN61326 1 2006 EN61000 3 2 2006A1 2009 A2 2009 EN61000 3 3 2008 o EN61010 1 2010 following the provisions of the 2004 108 EC Electromagnetic Compatibility the 2006 95 EC Low Voltage and the 1999 5 EC Radio Equipment and Telecommunications Terminal Equipment Directives Fi y E Beaufort June 2012 issued Chris Hoogenboom President OmniSe
19. te Wh in both the positive and negative direction Note that when accumulating positive energy the meter will roll over to the minimum negative value When accumulating negative energy the meter will roll over to the maximum positive value Also note that since VAh is always by definition positive it accumulates only positive VAh and rolls over to zero 15 Meter Installation Guidelines A The energy meter should only be installed by a professional electrician The meter can either be installed directly in the existing breaker panel space permitting or adjacent to the breaker panel inside a plastic or fiberglass NEMA enclosure For best wireless performance avoid the use of a metal enclosure 15 1 Connecting AC Power The meter has connections for Neutral N and three phases L1 L2 and L3 The terminal block can accept 10 22 AWG wire The meter voltage sense leads and power leads should be supplied by a spare 15 or 20 amp circuit breaker using 14 AWG or 12 AWG wire The meter itself draws its operating energy from the N L1 terminals so at a minimum they must be connected to Neutral and a breaker protected hot Leg The top LED is the power LED and will be on if the unit has a valid AC power input on N L1 DO NOT DEPEND ON THIS LED FOR VOLTAGE INDICATION Depending on the meter configuration and the configuration of the OmniSense LLC confidential information OmniSense LLC e 72 Sams Point Road e Ladys Island SC 29907 e Phone 805 340 9625
20. tery life is expected to be 15 years under normal 25 C operating temperatures 10 2 Battery Backed Energy Accumulators The meter maintains a battery backed local copy of each channels Wh and VAh Accumulators Removing AC power and the battery for at least 60 seconds will result in the accumulators being reset to 0 The accumulators can also be reset to 0 over the air by a command from the web site administrator interface When replacing the battery to maintain the values in the kWh and VAh accumulators the battery should be replaced within 10 seconds of removal or in other words do it fast Note that typical battery life is 15 years in normal operating mode 10 3 Battery Replacement When the sensor is in standby mode i e there is no power from L1 to N the sensor will periodically send a message to the gateway which will include an accurate battery voltage When the standby mode battery voltage is below 2 4 volts its time to replace the battery To replace the battery disconnect power from all phases remove the 4 screws on the back cover remove the battery cover quickly replace the battery with an equivalent battery and replace the battery cover When replacing the battery to maintain the values in the KWh and VAh accumulators the battery should be replaced within 10 seconds of removal or in other words do it fast Note that while the battery may appear to be the same as a typical alkaline AA battery it is NOT and you MUST use th
21. www omnisense com e E mail info omnisense com feodis S 6 xx Type 6 Wireless Energy Meter User Manual breakers you wish to monitor L2 and L3 may be connected either to independent phases L2 and L3 or they may all be connected to L1 For a typical residential breaker panel the breakers alternate legs in the US technically residential power has two legs not two phases as you move down the panel Its important that you maintain the correct relationship between the CT and the phase the current it is monitoring belongs to The meter has 3 groups of 5 ports or channels each one for each of L1 L2 and L3 inputs Each group is associated with one of the three line inputs L1 ports 0 4 L2 ports 5 9 and L3 ports 10 14 which is also shown on the top label of the meter For example CTs connected to ports 0 4 should be on breakers that are protecting L1 Failure to observe the correct relationship will result in incorrect data 15 2 Current Transducer Interface Any voltage output current transducer with a full scale output of 0 333VAC can be used e Connector dimensions 2 1 mm ID x 5 5 mm OD x 12 mm L o CUI Inc Part Number PP3 002A Available at DigiKey www digikey com part number CP3 1000 ND e Transducer must have maximum 0 333 VAC output at maximum rated current e Any maximum current CT can be supported on any sensor port by entering the desired full scale current on the web site for the sensor ID port number combination From the Se
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