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Manual - Sub-Metering Series 3000

1. 101 3 kWh from grid kWh Float 102 3 kWh to grid kWh Float 103 3 kVAR from grid kVAR Float 104 3 kVAR to grid kVAR Float 105 3 Total Power A B C WwW Float 106 3 Total Apparent Power A B C kVA Float 107 3 Total Reactive Power A B C kVAR Float 108 3 Total Power Factor N A Float 109 3 Phase A Voltage L N V Float 110 3 Phase B Voltage L N V Float 111 3 Phase C Voltage L N V Float 112 3 Phase A Current A Float 113 3 Phase B Current A Float 114 3 Phase C Current A Float 115 3 Phase A Real Power Ww Float 116 3 Phase B Real Power Ww Float 117 3 Phase C Real Power Ww Float 118 3 Phase A Apparent Power VA Float 119 3 Phase B Apparent Power VA Float 120 3 Phase C Apparent Power VA Float 121 3 Phase A Reactive Power VAR Float 122 3 Phase B Reactive Power VAR Float 123 3 Phase C Reactive Power VAR Float 124 3 Phase A Power Factor N A Float 125 3 Phase B Power Factor N A Float 126 3 Phase C Power Factor N A Float 127 3 Voltage A to B L L V Float 128 3 Voltage B to C L L V Float 129 3 Voltage C to A L L V Float 130 3 Line Frequency Hz Float 131 3 Maximum Demand W Float 132 3 Factory Calibration Temperature Deg C Float 133 3 Maximum Demand Timestamp Year Years Integer 134 3 Maximum Demand Timestamp Month Months Integer 135 3 Maximum Demand Timestamp Day Days Integer 136 3 Maximum Demand Timestamp Hour Hours Integer 137 3 Maximum Demand Timestamp Minu
2. 37 3 Additional Meter Options2 None Enumerated 38 3 EEPROM Most Recent Device Page None Enumerated 39 3 EEPROM Most Recent Address None Hex Value 40 4 Max Demand Reset None Enumerated 41 4 MEN 2 Bytes None Integer 42 4 Meter SN LSB amp Network ID None Integer amp Enumerated 43 4 HW version amp SW version None Integer 44 4 Program Number None Enumerated 45 4 Meter Type and Demand Counter None ecu sila 46 4 Demand Calc amp Data Save Interval None Enumerated 47 4 Additional Meter Options1 None Enumerated 48 4 Additional Meter Options2 None Enumerated 49 4 EEPROM Most Recent Device Page None Enumerated 50 4 EEPROM Most Recent Address None Hex Value 51 5 Max Demand Reset None Enumerated 52 5 brief 2 Bytes None Integer 53 5 Meter SN LSB amp Network ID None Integer amp Enumerated 54 5 HW version amp SW version None Integer 55 5 Program Number None Enumerated 56 5 Meter Type and Demand Counter None ani and 8 bit 57 5 Demand Calc amp Data Save Interval None Enumerated 58 5 Additional Meter Options1 None Enumerated 59 5 Additional Meter Options2 None Enumerated 60 5 EEPROM Most Recent Device Page None Enumerated 61 5 EEPROM Most Recent Address None Hex Value Analog Inputs Full Service Analog Input Number Meter Network ID Description Units Data Type 1 1 kWh from grid kWh Float 2 1 kWh to grid kWh Float 3 1 kVAR from grid kVAR Float 4 1 kVAR to grid kVAR Float 5 1 Total Power A B
3. Jes om EA om ica conn ut e Phase A Real Power 08 The Phase A Real Power screen displays the real power measured on Line 1 in kilowatts The A from the Phase Indicator section and the kW from the Display Indicator section will be on The energy flow section will point either left production or right consumption pins 310 U0 ud C Lad HEED A kW e Integrated Metering Systems Inc 36 6 Liquid Crystal Display LCD Revision 0 12 Series 3000 Meter Features Guide and User s Manual Phase B Real Power 09 The Phase B Real Power screen displays the real power measured on Line 2 in kilowatts The B from the Phase Indicator section and the kW from the Display Indicator section will be on The energy flow section will point either left production or right consumption C domsa yy we T ICD su B kW e Phase C Real Power 10 The Phase C Real Power screen displays the real power measured on Line 2 in kilowatts The C from the Phase Indicator section and the kW from the Display Indicator section will be on The energy flow section will point either left production or right consumption T 77C0 Th L LIL GELEET Cc kW r el Instantaneous Demand 11 The Instantaneous Demand screen displays
4. meng 1 1 Cen 17 17 Pp etcHour 1 1 aremmute 1 17 1 mesen 1 1 100 CC PhseBVotage 2 w Y 100 Hh N Phase A Current o 2 OO 100 FC PhaseCCurrent 2 1 mm PseAWas 2 1 17 PhseBWat 2 1 1 weCWas 2 17 Tk 4 1 1 4 mk 4 1 TN 4 1 GA 4 1 MaximumDemand 2 1 mw DEE Table 7 Data profile format e m 7 3 EEPROM Lifetime EEPROM lifetime is rated based on the number of write cycles per page Due to this selecting smaller data save intervals can have a large affect on EEPROM lifetime Table 8 below gives worst case EEPROM lifetime based on various meter setups Series 3000 meters have a default kWh save interval of 5 minutes Data Save Interval kWh Save Interval minutes Lifetime years minutes Integrated Metering Systems Inc 43 7 2 Data Layout Revision 0 12 Series 3000 Meter Features Guide and User s Manual Table 8 Estimated EEPROM lifetime EEPROM lifetime is also highly dependant on operating temperature Meters installed in high temperature locations will on average experience EEPROM failure times shorter than those listed above Integrated Metering Systems Inc 44 7 3 EEPROM Lifetime Revision 0 12 Series 3000 Meter Features Guide and User s Manual 8 Communications 8 1 RS485 Modbus Information 8 1 1 Introduction Series 3000 meters feature R
5. 0d51 byte in 45002 45003 Hardware Version Most significant byte 45003 0x1310 and Software Version is HW Version Integrated Metering Systems Inc 50 8 1 RS485 Modbus Information Revision 0 12 Series 3000 Meter Features Guide and User s Manual 45004 45005 45006 45007 Additional meter options EEPROM save pointer device and page Program Number Meter type and demand reset counter Demand calculation interval and EEPROM save interval Least significant byte is SW version Convert to 16 bit integer Most significant byte is meter type enum Least significant byte is demand reset counter Convert to integer Most significant byte is demand calculation interval enum Least significant byte is EEPROM save interval enum Reserved for future use Most significant byte is EEPROM device 0 or 2 Convert to integer Least significant byte is EERPOM page 0 or 1 Convert to integer HW version 1 3 SW version 1 0 45004 OXAAAA PN 43690 45005 0x0213 Meter type 0x02 Demand reset cntr 0x13 0d19 45006 0x0106 Demand calculation interval 0x01 EEPROM save interval 0x06 N A 45008 0x0201 Saving to EEPROM 2 Page 1 45009 EEPROM save pointer 16 bit hex value 0x3144 address Table 10 Interpreting meter information registers Enumerations Meter Type 0x01 Series 3000 KWh only Meter 0x02 Series 3000 Demand Meter 0x03 Seri
6. How to reset the demand Demand can be reset either using the demand reset key lock or using RS485 communications Key lock Turn the key lock into the on position for at least 5 seconds The LCD will give a visual confirmation that the demand was reset RS485 Communications Demand reset information over the RS485 port can be found in section 8 1 5 Common Modbus Write Commands When demand is reset over the RS485 port the confirmation comes over the communication line and the LCD will give a visual confirmation that the demand was reset 4 7 Real Time Clock and Time of Use Metering Real Time Clock Integrated Metering Systems Inc 26 4 3 kWh and Demand Revision 0 12 Series 3000 Meter Features Guide and User s Manual The Real time clock RTC continuously runs when power is supplied to the metering board An optional battery backup is available to maintain the RTC in power loss situations If the battery backup is not in place the RTC resets to 01 01 00 00 00 00 when power returns The battery backup is a standard CR2025 lithium coin cell rated at 3 V and 165 mAh The lifetime of the battery depends on the operating temperature of the meter as shown below in Table 5 Operating Temperature Estimated Battery Life Estimated Battery Life C No external power 90 power uptime Years Years Temp 25 25 Temp 60 Temp 60 l C Table 5 RTC battery backup lifetime For information on replacin
7. Revision 0 12 Series 3000 Meter Features Guide and User s Manual 4 2 3 phase Delta vs 3 phase Wye operation sesmassernarnessesnenrardernanpassnbasnesskenennsvnnnenndekedapadseen 23 FI PV EE Demand EE 23 4 4 Voltage current and power pet phase ccscoscesanssacannsoonsacarannnaessoveasesaovddanscsdiavenensdencsaoustesans 25 dS FR T 26 46 Demand c Eat 26 4 7 Real Time Clock and Time of Use Metering Jen 26 5 Advanced Metering FOG seer 28 Del Low Voltage Detection TP t 28 5 2 Reverse Phase ICAO s nd ENDE C A E 28 5 3 Temp rature C oBIDODSALIOIU an si i AR la EEE EEE ESERSE 20 6 Liguid Crystal Display EE D E 30 6 1 LED SEO E 30 D POWEISOH EE 31 SENSE 1 ecc 33 EE ED EEE 41 NK 42 Jel Memory MEN 42 BER NEE 42 Ta FEROMONER 43 TE Te 45 8 1 RS485 Modbus Information esses eene nennen nennen rr err 45 8 1 2 General Inform tion ERE M 45 8 1 3 Implemented Functions eegener 45 8 1 4 Read Instructions and FRAM LES sakna a eti ie uiia A Ie UE 48 8 1 5 Common Modbus Write Commands peccet rere ege gees Un ek n EE DER IupEEUE 52 8 1 6 Histoftical Data Retri Val m E 55 S T Error Re eg RENE EEE 56 8 2 Ethernet Modbus over TCP Add on Module 57 5 2 Integration with BACNET sns sneon a SNAR a a PR oua 57 FT eee 57 8 3 2 ProtoCessor Count vs Information Drovided een
8. 3 phase 3 wire hookup diagram Integrated Metering Systems Inc 65 10 Hookup Diagrams Revision 0 12 Series 3000 Meter Features Guide and User s Manual 11 Troubleshooting FAQ Problem Solution 1 Problem1 e Tryll 2 Problem2 e Try2l 3 Registered consumption low e Try3l e Try32 4 Problem4 e Try4l FAQ Q Can you use additional sets of current transformers CT s with a submeter to accommodate more circuits A Yes you can use up to three sets of CTs in parallel per meter Just make sure you do not exceed the current rating per phase CTs should be sized according to the rated amperage of the meter Example Monitoring 3 200 amp circuits with a 600 amp meter would require the use of 600 amp CTs Q Can I use a single phase 3 wire meter on a three phase feed A Yes but you should let the factory know you are monitoring a three phase feed so we can configure the package properly Q What is AMR equipment A AMR is Automatic Meter Reading equipment This typically consists of radio transmitters repeaters and a collector that monitors records and transmits data to a third party billing service RBC Q Why do I need a third party billing service RBC A RBC s are typically used with larger facilities that want to generate bills for the tenants These companies will install initialize maintain and monitor the meters not only for electrical usage but for trouble signals as well Q Why are the current trans
9. Input Configurations 3 Phase 3 Wire Delta 120 208 240 416 277 480 or 208 480 600 V 347 600 V Line to Neutral 102 138 VAC Line to Line 177 230 VAC 204 276 VAC Supply Voltage Range Ep AC 235 320 VAC 295 400 VAC Maximum Input Power Maimun Rated Current Primary Max Oper Current 10 Primary Max Oper Current 10 Secondary 0 12 A Secondary 0 12 A 50 60 Hz 50 60 Hz 0 5 to 1 0 0 5 to 1 0 Power Factor Range 8 leading or lagging leading or lagging Integrated Metering Systems Inc 12 2 3 Electrical Specifications Revision 0 12 Series 3000 Meter Features Guide and User s Manual 0 5 of registration 1 0pf 0 5 of registration 1 0pf 1 to 100 of rated current 1 to 100 of rated current Accuracy 0 75 of registration 0 5pf 0 75 of registration 0 5pf 1 to 100 of rated current 1 to 100 of rated current Meter Operating Temperature 30 to 60 degrees C 30 to 60 degrees C Display Operating Temperature 20 to 50 degrees C 20 to 50 degrees C Rated Pollution Degree Rated Relative Humidity Terminal Blocks See Table 1 See Table 1 See Table 1 Table 2 2PH 2W and 3PH 3 or 4W Series 3000 electrical specifications Accuracy based on IMS solid core current transformers included with 100 mA secondary output Meter input burden resistance at 2 Ohm Pollution Degree 2 Normally only non conductive pollution occurs Occasionally however a temporary conductiv
10. The Preset Single Register command sets the value of a specified Modbus holding register Only certain registers allow writes see Appendix A Modbus point map The Preset Single Register command frame is shown below and the response is simply an echo of the command frame Rametem comes SSCS S 0x10 Preset Multiple Registers The Preset Multiple Registers command functions the same as the Preset Single Register command but allows the master device to write to a series of registers using just one command The command frame indicates the starting register address the number of registers to write to and the data to be written to each register The basic format is shown below Frameltem comes SSCS S S Integrated Metering Systems Inc 47 8 1 RS485 Modbus Information Revision 0 12 Series 3000 Meter Features Guide and User s Manual Register 1 Data Low Low Byte Register N Data High High Byte Register N Data Low Low Byte Attempting to write data to non write enabled registers will have no affect The response frame to the Preset Multiple Registers command is shown below Appendix A Modbus point map and section 8 1 5 Common Modbus Write Commands provide detailed information on altering registers Frameltem omes 8 1 4 Read Instructions and Examples Current Meter Data Reads Current meter data resides in registers 40001 40062 Data can be read one register at a time or in large blocks Readi
11. To access the data simply read the Present_Value of the desired Analog Input 8 3 5 Issuing Commands Through the BACnet system the operator has the ability to make a few changes to the Series 3000 options These capabilities are RTC synchronization demand reset and setting the demand calculation and data save intervals RTC Synchronization Synchronization of the RTC can be issued as a broadcast command to all Series 3000 meters on the sub network or as a command to an individual meter To set the RTC write the appropriate Present_Value to the associated Analog Input or Analog Value as listed in Appendix B BACnet Object Identifiers Example Broadcast RTC synchronization to Thursday April 2 2009 at 2 44 00 pm Write Present_Value of Analog_Value_3 to 9 Write Present_Value of Analog_Value_4 to 4 Write Present Value of Analog Value 5 to 2 Write Present Value of Analog Value 6 to 14 Write Present Value of Analog Value 7 to 44 Write Present Value of Analog Value 8 to 0 Write Present Value of Analog Value 9 to 5 Maximum Demand Reset Maximum demand reset can be issued as a broadcast command to all Series 3000 meters on the sub network or as a command to an individual meter To issue a demand reset change the Present Value property of the corresponding Analog Value to 170 See Appendix B BACnet Object Identifiers for appropriate Analog Value numbers Example Reset the maximum demand of Series 3000 meter with network ID 4 Wri
12. 2 Phase B Apparent Power VA Float 68 2 Phase C Apparent Power VA Float 69 2 Phase A Reactive Power VAR Float 70 2 Phase B Reactive Power VAR Float 71 2 Phase C Reactive Power VAR Float 72 2 Phase A Power Factor N A Float 73 2 Phase B Power Factor N A Float 74 2 Phase C Power Factor N A Float 75 2 Voltage A to B L L V Float 76 2 Voltage B to C L L V Float 77 2 Voltage C to A L L V Float 78 2 Line Frequency Hz Float 79 2 Maximum Demand Ww Float 80 2 Factory Calibration Temperature Deg C Float 81 2 Maximum Demand Timestamp Year Years Integer 82 2 Maximum Demand Timestamp Month Months Integer 83 2 Maximum Demand Timestamp Day Days Integer 84 2 Maximum Demand Timestamp Hour Hours Integer 85 2 Maximum Demand Timestamp Minute Minutes Integer 86 2 Maximum Demand Timestamp Second Seconds Integer 87 2 Power Loss Timestamp Year Years Integer 88 2 Power Loss Timestamp Month Months Integer 89 2 Power Loss Timestamp Day Days Integer 90 2 Power Loss Timestamp Hour Hours Integer 91 2 Power Loss Timestamp Minute Minutes Integer 92 2 Power Loss Timestamp Second Seconds Integer 16 bit 93 2 RTC Year Month Yr Mo MMC RE 94 2 RTC Day Hour Day Hr mec 95 2 RTC Minute Second Min Sec So NN 96 2 RTC Day of the Week None Enumerated in LSB Integrated Metering Systems Inc 75 Appendix B BACnet Object Identifiers Revision 0 12 Series 3000 Meter Features Guide and User s Manual
13. MM 196 4 RTC Day of the Week None Enumerated in LSB 201 5 kWh from grid kWh Float 202 5 kWh to grid kWh Float 203 5 kVAR from grid kVAR Float 204 5 kVAR to grid kVAR Float 205 5 Total Power A B C WwW Float 206 5 Total Apparent Power A B C kVA Float 207 5 Total Reactive Power A B C kVAR Float 208 5 Total Power Factor N A Float 209 5 Phase A Voltage L N V Float 210 5 Phase B Voltage L N V Float 211 5 Phase C Voltage L N V Float 212 5 Phase A Current A Float 213 5 Phase B Current A Float 214 5 Phase C Current A Float 215 5 Phase A Real Power Ww Float 216 5 Phase B Real Power Ww Float 217 5 Phase C Real Power Ww Float 218 5 Phase A Apparent Power VA Float 219 5 Phase B Apparent Power VA Float 220 5 Phase C Apparent Power VA Float 221 5 Phase A Reactive Power VAR Float 222 5 Phase B Reactive Power VAR Float 223 5 Phase C Reactive Power VAR Float 224 5 Phase A Power Factor N A Float 225 5 Phase B Power Factor N A Float 226 5 Phase C Power Factor N A Float 227 5 Voltage A to B L L V Float 228 5 Voltage B to C L L V Float 229 5 Voltage C to A L L V Float 230 5 Line Frequency Hz Float 231 5 Maximum Demand W Float Integrated Metering Systems Inc 78 Appendix B BACnet Object Identifiers Revision 0 12 Series 3000 Meter Features Guide and User s Manual 232 5 Factory Calibration Temperature Deg C Float 233 5 Maximum Demand Timestamp Year Years I
14. VA Float 168 4 Phase C Apparent Power VA Float 169 4 Phase A Reactive Power VAR Float 170 4 Phase B Reactive Power VAR Float 171 4 Phase C Reactive Power VAR Float 172 4 Phase A Power Factor N A Float 173 4 Phase B Power Factor N A Float 174 4 Phase C Power Factor N A Float 175 4 Voltage A to B L L V Float 176 4 Voltage B to C L L V Float 177 4 Voltage C to A L L V Float 178 4 Line Frequency Hz Float 179 4 Maximum Demand W Float 180 4 Factory Calibration Temperature Deg C Float 181 4 Maximum Demand Timestamp Year Years Integer 182 4 Maximum Demand Timestamp Month Months Integer 183 4 Maximum Demand Timestamp Day Days Integer 184 4 Maximum Demand Timestamp Hour Hours Integer 185 4 Maximum Demand Timestamp Minute Minutes Integer Integrated Metering Systems Inc 77 Appendix B BACnet Object Identifiers Revision 0 12 Series 3000 Meter Features Guide and User s Manual 186 4 Maximum Demand Timestamp Second Seconds Integer 187 4 Power Loss Timestamp Year Years Integer 188 4 Power Loss Timestamp Month Months Integer 189 4 Power Loss Timestamp Day Days Integer 190 4 Power Loss Timestamp Hour Hours Integer 191 4 Power Loss Timestamp Minute Minutes Integer 192 4 Power Loss Timestamp Second Seconds Integer 193 4 RTC Year Month Yr Mo GE a 194 4 RTC Day Hour Day Hr 195 4 RTC Minute Second Min Sec
15. are 0x01 to OxFF 8 1 3 Implemented Functions 0x03 Read Holding Registers The Read Holding Registers command will return information stored in a certain holding register to the master device see Appendix A Modbus point map The read holding register function is sent with the start address and the number of registers to read Integrated Metering Systems Inc 45 8 1 RS485 Modbus Information Revision 0 12 Series 3000 Meter Features Guide and User s Manual Rametem Cotes The response to the Read Holding Registers command will send the data stored at the requested holding register s back to the master device Register data is transferred with the most significant byte first Frameltem comes SSCS Pu IM GE Register N Data High High Byte Register N Data Low Low Byte 0x11 Report Slave ID The Report Slave ID command format is shown below Rametem comes SSCS The response to the report slave ID command returns pertinent meter information For more information on reading and converting specific values refer to section 8 1 4 Read Instructions and Examples Frameltem Content O Meter Serial Number High S N High Byte Meter Serial Number Middle S N Middle Byte Meter Serial Number Low S N Low Byte Integrated Metering Systems Inc 46 8 1 RS485 Modbus Information Revision 0 12 Series 3000 Meter Features Guide and User s Manual 0x06 Preset Single Register
16. indicates CT ratio and the least significant byte indicates voltage setup The possible values for CT ratio and voltage setup are shown below Variable Enumerated Value Description 0x11 100 0 1 0x22 200 0 1 GERNE 0x33 400 0 1 0x44 600 0 1 Integrated Metering Systems Inc 49 8 1 RS485 Modbus Information Revision 0 12 Series 3000 Meter Features Guide and User s Manual 0x55 800 0 1 0x66 1200 0 1 0x77 1600 0 1 0x11 Low Voltage 96 V M sen 0x22 Low Voltage 220 V Calibration variables are read in the same manner as meter data Default calibration variable values are shown below in Table 9 Phase Compensation A 0 O GPhseCmpewaoni nu GPhseCmpewan nu Watt calculation input noise compensation SSO VAR calculation input noise compensation 0 gt RMS calculation input noise compensation 0 Z Offset for low current V3 measurement 0 Table 9 Default calibration parameter settings Meter Information Reads Important meter information is stored starting at register 45001 This section gives instructions for interpreting this information Register 1 Stored Information Conversion Method Example 45001 45002 Meter Serial Number Concatenate register 45001 0x013F and Modbus network 45001 contents with 45002 0xCA33 ID the most significant byte in 45002 for Meter Serial Serial Number Number 0x013FCA Modbus network ID Modbus network ID is the least significant 0x33
17. meter will lose power before this information is stored see section X X for more information regarding restoration of kWh readings during brownouts If the voltage drop is gradual more than 20ms from 80 of rated voltage until the loss of meter power the information will be saved accurately Only the most recent power loss time is saved in the EEPROM In order to preserve the lifetime of the EEPROM the meter readings are only stored at when the initial voltage drop is confirmed The meter then returns to normal operation Once the voltage returns to proper levels the meter will again save immediately on the next voltage drop Based on this operation a consistently unstable voltage can significantly decrease the lifetime of the EEPROM For information see section 7 3 EEPROM Lifetime Display When low voltage is detected on a phase it is indicated with a simultaneous blinking of the V and the corresponding phase letter For more information see section 6 5 2 Reverse Phase Indication Diagnosis and Response Series 3000 meters are designed specifically to measure energy consumption Asa consumption only meter it is expected that the energy flow will always be from the power grid and in the same direction across all lines If the measured power usage on a phase is negative the meter will report the corresponding CT as being reversed More information regarding CT installation can be found in the Series 3000 Installation Instructi
18. port see section 8 1 RS485 Modbus Information For certain meters Integrated Metering Systems Inc 25 4 3 kWh and Demand Revision 0 12 Series 3000 Meter Features Guide and User s Manual this information is also available on the LCD See section 6 for more information on the LCD display 4 5 Frequency Calculations Frequency information is received by monitoring a single phase with priority order being Line 1 gt Line 2 gt Line 3 The frequency monitor only switches off a line when a low voltage is detected on that line Frequency is calculated as a 5 point rolling average of the most recent samples Display The standard Series 3000 meter does not display frequency information to the LCD This information is only available by using the RS485 communications port see section 8 1 RS485 Modbus Information Frequency is displayed down to hundredths of a Hertz and can range from 0 00 to 9999999 4 6 Demand Reset All series 3000 meters have the capability to reset maximum demand When maximum demand is reset the maximum block demand and all current sub interval demands are set to zero see section 4 3 kWh and Demand An internal register is also incremented upon demand reset to keep a total of the times this action was taken The register is a single byte and rolls over at 255 The register content is accessible using Modbus Report Slave ID command see section 8 1 3 Implemented Functions for more information
19. seconds Manual Scrolling When the LCD is in manual scroll mode press and release do not hold long the Scroll button once to go to the next screen available on the meter Holding the button for too long will put the LCD back in automatic scroll mode as described above Integrated Metering Systems Inc 41 6 Liquid Crystal Display LCD Revision 0 12 Series 3000 Meter Features Guide and User s Manual 7 Data Storage 7 1 Memory Size Each EEPROM contains 131 072 bytes of information enough for approximately 3 120 profiles of meter information 115 bytes are used to store meter information calibration information and power loss information this leaves storing capability of 6 236 profiles Series 3000 meters can be programmed for four different data saving intervals 5 minutes 15 minutes 30 minutes and 60 minutes For each of these selections the meter will begin to overwrite old information after the following time periods 5 minute 21 5 days 15 minute 65 days 30 minute 130 days 60 minute 260 days The save intervals can be field programmed via RS485 communications see section 8 1 The stored information is also retrievable using the RS485 connection 7 2 Data Layout Basic meter information is stored in the EEPROM KWh kWh VAh and VAh are stored separate from traditional data in addition to with each profile to make sure the reading stays up to the minute during power loss situations P
20. the old battery from the coin slot with a pair of tweezers noting the polarity Insert the new battery into the slot with the same polarity Reconnect the two boards and close the enclosure P Power on the circuit to verify the meter is still working properly Resynchronize the RTC using the communications port as described in section 8 Dp EA qe d Integrated Metering Systems Inc 62 9 Maintenance Revision 0 12 Series 3000 Meter Features Guide and User s Manual 10 Hookup Diagrams 3000 Series Meter 1 PH 2W Hookup CT1 CT2 CT3 LA AM xi x2 xi x2 X1 X2 L1 Figure 14 1 phase 2 wire hookup diagram 3000 Series Meter 2 PH 2W Hookup CT1 CT2 CT3 RUE Xi x2 xi x2 xi X2 Figure 15 2 phase 2 wire hookup diagram Integrated Metering Systems Inc 63 10 Hookup Diagrams Revision 0 12 Series 3000 Meter Features Guide and User s Manual 3000 Series Meter 2 PH 3W Hookup CT1 CZ GEJ X1 X2 X1 X2 X1 X2 elelelelele Li E EN N ella Figure 16 2 phase 3 wire split phase hookup diagram 3000 Series Meter 3 PH 4W Hookup Cen CT2 CT3 S N X1 x2 xi X2 x1 X2 L1 Figure 17 3 phase 4 wire hookup diagram Integrated Metering Systems Inc 64 10 Hookup Diagrams Revision 0 12 Series 3000 Meter Features Guide and User s Manual 3000 Series Meter 3 PH 3W Delta Hookup CT2 CT3 CT1 X1 X2 X1 X2 X1 X2 Figure 18
21. with up to 19 Series 3000 meters Table 13 below gives a comparison between the two options Configuration Type Series 3000 Meters per BACnet objects available ProtoCessor Full Service All information from the Modbus Register Map excluding calibration parameters Reduced Service Up to 19 kWh Delivered Voltage and Current per phase Integrated Metering Systems Inc 58 8 3 Integration with BACNET Revision 0 12 Series 3000 Meter Features Guide and User s Manual Maximum Demand Calibration Temperature Real Time Clock reading Meter Information Table 13 Full service vs Reduce service BACnet 8 3 3 Node Network ID Assignment ProtoCessor IP Address The ProtoCessor IP address can be set to a static IP before shipping from IMS or it can be obtained automatically using the DHCP client Note that the network s DHCP Server must be setup correctly for dynamic allocation to work The IP address can also be changed in the field via utilities provided by FieldServer ProtoCessor MAC Address The MAC address of the ProtoCessor can be assigned dynamically and saved into memory To assign the MAC address to the ProtoCessor set the Present_Value of Analog Value 98 to the desired MAC address The ProtoCessor will maintain this address until it is changed again ProtoCessor Node Network ID Device Number The node network ID of the ProtoCessor can be assigned dynamically and saved into memory enabling a one time only set u
22. 2 1 Meter Type and Demand Counter None GE EISE 13 1 Demand Calc amp Data Save Interval None Enumerated 14 1 Additional Meter Options1 None Enumerated 15 1 Additional Meter Options2 None Enumerated 16 1 EEPROM Most Recent Device Page None Enumerated 17 1 EEPROM Most Recent Address None Hex Value 18 2 Max Demand Reset None Enumerated 19 2 ee 2 Bytes None Integer 20 2 Meter SN LSB amp Network ID None Integer amp Enumerated 21 2 HW version amp SW version None Integer 22 2 Program Number None Enumerated 23 2 Meter Type and Demand Counter None oa And ganit 24 2 Demand Calc amp Data Save Interval None Enumerated 25 2 Additional Meter Options1 None Enumerated 26 2 Additional Meter Options2 None Enumerated 27 2 EEPROM Most Recent Device Page None Enumerated 28 2 EEPROM Most Recent Address None Hex Value 29 3 Max Demand Reset None Enumerated 30 3 eee 2 Bytes None Integer 31 3 Meter SN LSB amp Network ID None Integer amp Enumerated 32 3 HW version amp SW version None Integer 33 3 Program Number None Enumerated 34 3 Meter Type and Demand Counter None Sieg EE 35 3 Demand Calc amp Data Save Interval None Enumerated 36 3 Additional Meter Options1 None Enumerated Integrated Metering Systems Inc 72 Appendix B BACnet Object Identifiers Revision 0 12 Series 3000 Meter Features Guide and User s Manual
23. C kW Float 6 1 Total Apparent Power A B C kVA Float 7 1 Total Reactive Power A B C kVAR Float 8 1 Total Power Factor N A Float 9 1 Phase A Voltage L N V Float 10 1 Phase B Voltage L N V Float 11 1 Phase C Voltage L N V Float 12 1 Phase A Current A Float Integrated Metering Systems Inc 73 Appendix B BACnet Object Identifiers Revision 0 12 Series 3000 Meter Features Guide and User s Manual 13 1 Phase B Current A Float 14 1 Phase C Current A Float 15 1 Phase A Real Power Ww Float 16 1 Phase B Real Power Ww Float 17 1 Phase C Real Power Ww Float 18 1 Phase A Apparent Power VA Float 19 1 Phase B Apparent Power VA Float 20 1 Phase C Apparent Power VA Float 21 1 Phase A Reactive Power VAR Float 22 1 Phase B Reactive Power VAR Float 23 1 Phase C Reactive Power VAR Float 24 1 Phase A Power Factor N A Float 25 1 Phase B Power Factor N A Float 26 1 Phase C Power Factor N A Float 27 1 Voltage A to B L L V Float 28 1 Voltage B to C L L V Float 29 1 Voltage C to A L L V Float 30 1 Line Frequency Hz Float 31 1 Maximum Demand W Float 32 1 Factory Calibration Temperature Deg C Float 33 1 Maximum Demand Timestamp Year Years Integer 34 1 Maximum Demand Timestamp Month Months Integer 35 1 Maximum Demand Timestamp Day Days Integer 36 1 Maximum Demand Timestamp H
24. Figure 5 Enclosure modning holes egene 19 Figure 9 IMS solid core Ec 21 Figure 10 IMS split c re Ec 21 Figure 11 Metering chip accuracy over temperature and eurrent 23 Figure 12 Custom MB ud 30 Figure 13 Typical Series 3000 connection to BACnet network eee 58 Figure 14 1 phase 2 wire hookup diagram ss ertet qi teta En eR rain ga 63 Figure 15 2 ph se 2 wire hookup diagram io ete secs nare teh ie Xr RR UU RIS EEN EU EROR UR HE Eg EEe RS 63 Figure 16 2 phase 3 wire split phase hookup diagram eene 64 Figure 17 3 phase 4 wire hookup diagram esas csee oe estesa tese eria genge ai tenu Eege Anedes 64 Figure 18 5 phase 3 wire hookup diagram ccs cobs cece treten aids dou i g i vpn eH UEM dude 65 Integrated Metering Systems Inc 4 List of Figures Revision 0 12 Series 3000 Meter Features Guide and User s Manual List of Tables Table 1 1PH 2W and lor 2 phase 3W Series 3000 electrical specifications 12 Table 2 2PH 2W and 3PH 3 or 4W Series 3000 electrical specifications suss 13 Table 3 Series 3000 WO connections usann Pr lake Rate Fe kn exact Erbe aves bob eode eegen 15 Table Ae EE 16 Table 5 RTC battery backup lifetime seier deo a Yee pu epu ecu po a A ive GE NEN AD phu uai 21 Table 6 LCD gereen re nan a a nee Aequis aed 31 Table 9 Data profile format s ascas
25. Integrated Metering Systems Inc Models beginning with S3 Single Meter in Enclosure AD Product Features Installation Instructions User s Manual PN 114 0005 fm E A S m Revision 0 12 INTEGRATED METERING SYSTEMS INC Metering Excellence Since 1989 Revision 0 12 Series 3000 Meter Features Guide and User s Manual Table of Contents Last or EE EM NM NM DENM ED M MR M MT cR 4 ED Co de r 5 TIS d le 6 E Product Beete 7 Ge PEPE 7 e 7 1 3 Meter Cert CATIONS snakki aan kA RAU A PUR RE IER RUP I ERU rU INE 7 APs DENN 7 ER Er Meter REE EE 7 eA e 7 1 3 Applications saa dna erste RS AR ka VERE Gr eenEteEE 10 Z Technical Specifications eiss sat olas ee 10 2 1 Model N mber IERCH eege eebe ad iR 10 2 4 Se al Number LEE eegener gege 11 2 3 RER Ee RD 11 24 TO Comnectrons and User Display rv 13 2 Installation ae Le 16 3 1 Explanation of Warning Symbols aaa a R A 16 3 2 Safety PrecattionS sas skinka dandi SAR l da sa e ae ai 16 D NNA 17 3 4 EE E EE 17 3 2 M re th Be lOS UNG E 17 3 5 1 Mo nting Pee o BSR Rain 17 ESSAI Cond it ao TET jan 18 3 5 3 Mounting Procedure and Conduit Installation eene 18 3 6 Installation of Voltage E 19 3 7 Variations and Installation of Current Transformers eee 20 3 9 Securing ENE 22 aZ General Metering SE 23 E E 23 Integrated Metering Systems Inc 1 Table of Contents
26. Line 2 see Figure 16 For 3 Ph 4 wire electrical panels see Figure 17 and follow factory provided meter schedules for correct CT locations CT Variations e IMS solid core CTs Figure 9 In accordance with CT label the LINE side of CT must face incoming Line White lead connects to X2 of CT connection CT1 X2 or CT2 X2 Colored lead connects to X1 of the corresponding CT connection CT1 X1 or CT2 X1 Integrated Metering Systems Inc 20 3 7 Installation Instructions Revision 0 12 Series 3000 Meter Features Guide and User s Manual Figure 9 IMS solid core CTs Installing solid core CTs Route CT wires through the conduit if not already done Trim the wire to the appropriate length to avoid coils of excess wiring At meter strip insulation from wires to approximately 300 inches Connect CT leads to the appropriate terminals SE eS Ze With power turned off disconnect each monitored conductor and slide on a CT ensuring the CT is correctly oriented as noted above 6 Reconnect the conductors e IMS split core CTs Figure 10 The side with the white dot H1 must face the incoming LINE White wire connects to X2 terminal black wire connects to X1 terminal Figure 10 IMS split core CTs Installing split core CTs 1 Route CT wires through conduit if not already done 2 Trim the wire to the appropriate length to avoid coils of excess wiring 3 Strip wiring to approximately 300 inches 4 Connect the C
27. O Mechanical 1 10 kWh SO Self Contained LCD St 7 CT Rating 011 100 0 1 081 800 0 1 021 200 0 1 101 1000 0 1 022 200 0 2 121 1200 0 1 041 400 0 1 161 1600 0 1 061 600 0 1 322 3200 0 2 Integrated Metering Systems Inc 10 1 4 Product Description Revision 0 12 Series 3000 Meter Features Guide and User s Manual 8 Additional Options 00 No Options 01 Demand 05 Grounded Delta 2 2 Serial Number Description The Series 3000 serial number format is shown below in Figure 5 YYDDDAOO00 Figure 5 Meter serial number description YY Last two digits of the manufacturing year DDD Day of manufacture 1 366 A First digit of meter serial number alphabetic A Z 0000 Last four digits of meter serial number numeric 0 9 EN er pur For storage purposes the last five digits of the serial number are converted to a hexadecimal number For instance meter C3591 is stored as 0x005C27 2 3 Electrical Specifications 1 or 2 Phase 3 Wire 120 208 120 240 or 277 480 V 1 Phase 2 wire 120 V or 277 V Input Configurations Supply Voltage Range 102 138 VAC 102 138 VAC Line to Neutral 235 320 VAC 235 320 VAC Maximum Input Power Primary Max Oper Current 10 Primary Max Oper Current 10 Maximum Rated Curent Secondary 0 12 A Secondary 0 12 A Line Frequency 50 60 Hz 50 60 Hz 0 5 to 1 0 0 5 to 1 0 Power Factor Range leading or lagging leadi
28. Revision History Revision Date Changes 0 1 22 Jan 2009 Initial Draft 0 2 3 March 2009 Added Changes after Final UL MM Approval 0 3 0 4 31 March 2009 Added New Modbus Information 0 5 6 April 2009 Added BACnet Integration Section 0 6 6 April 2009 Reformatted Added Installation Instructions 0 12 17 Feb 2010 Revised Supply Voltage Ranges Added Ethernet Module Information Indicated N C on DIO1 and DIO2 Added Section 3 8 Securing the Enclosure Added conduit bonding warning and reference kit Table 14 Revision History Integrated Metering Systems Inc 68 13 Revision History Revision 0 12 Series 3000 Meter Features Guide and User s Manual Appendix A Modbus point map Address Hex Value Holding Register Width Description Unit of Measure Data Type R W Meter Readings 0000 0000 40001 2 kWh from grid kWh 32 bit float R 0002 0002 40003 2 kWh to grid kWh 32 bit float R 0004 0004 40005 2 kVAR from grid kVAR 32 bit float R 0006 0006 40007 2 kVAR to grid kVAR 32 bit float R 0008 0008 40009 2 Total Power A B C kw 32 bit float R 0010 000A 40011 2 Total Apparent Power A B C kVA 32 bit float R 0012 000C 40013 2 Total Reactive Power A B C KVAR 32 bit float R 0014 OOOE 40015 2 Total Power Factor N A 32 bit float R 0016 0010 40017 2 Phase A Voltage L N
29. S 485 communication using Modbus protocol Many functions are supported including current and historical data retrieval selection of meter operating modes and demand reset Each meter can operate as a slave device hooked up to a Modbus network of up to 255 meters 8 1 2 General Information Series 3000 meters use Modbus RTU encoding An RTU data byte features a start bit followed by 8 bits of data two stop bits no parity check and a CRC Start DO D1 D2 D3 D4 D5 D6 D7 P Stop Stop CRC RTU data byte format Each frame begins with the start sequence which is a silence of 3 5 data intervals This means that there must be a silence of 3 5 data intervals following a Modbus transaction before another can be sent 7 data intervals including both the end sequence and the next start sequence After the start sequence the meter network ID is sent followed by the function code n bytes of data CRC check and then the end sequence which is another 3 5 data intervals of silence Start Adaress Function Data CRC End meter ID T1 T2 n T1 T2 T3 T4 8bits 8bits nx8 bits 16bits 13 14 RTU frame format When connected to a network each meter must be given a unique 8 bit network address This address requires knowledge of the meter serial number to set If this is not set the meter will only respond to broadcast commands addressed to 0x00 Valid network ID values
30. T leads to the appropriate meter as described above Integrated Metering Systems Inc 21 3 7 Variations and Installation of Current Transformers Revision 0 12 Series 3000 Meter Features Guide and User s Manual 5 With power to the conductors turned off place one CT around each conductor ensuring that the white dot is facing the line side Failure to install CTs in the correct orientation will lead to inaccurate meter readings Figure 14 through Figure 18 show wiring diagrams for the various voltage configurations 3 8 Securing the Enclosure Metal Enclosure The metal enclosure comes with an attached bolt for securing the door Once the installation is complete tighten the bolt so that the enclosure is secure Plastic Enclosure The plastic enclosure comes with additional hardware for securing the cover There is a hole on the door snap for the provided nut and bolt to be installed Once the installation is complete close the cover and secure the cover to the rest of the enclosure Integrated Metering Systems Inc 22 3 7 Installation Instructions Revision 0 12 Series 3000 Meter Features Guide and User s Manual 4 General Metering Features 4 1 Accuracy Error Metering Chip Series 3000 meters use a Teridian 71M6513 metering chip Page 75 of the 71M6513 data sheet indicates the chip accuracy over temperature graphically reproduced below in Figure 11 More information can be found at http www teridian
31. V 32 bit float R 0018 0012 40019 2 Phase B Voltage L N V 32 bit float R 0020 0014 40021 2 Phase C Voltage L N V 32 bit float R 0022 0016 40023 2 Phase A Current A 32 bit float R 0024 0018 40025 2 Phase B Current A 32 bit float R 0026 001A 40027 2 Phase C Current A 32 bit float R 0028 001C 40029 2 Phase A Real Power WwW 32 bit float R 0030 001E 40031 2 Phase B Real Power W 32 bit float R 0032 0020 40033 2 Phase C Real Power Ww 32 bit float R 0034 0022 40035 2 Phase A Apparent Power VA 32 bit float R 0036 0024 40037 2 Phase B Apparent Power VA 32 bit float R 0038 0026 40039 2 Phase C Apparent Power VA 32 bit float R 0040 0028 40041 2 Phase A Reactive Power VAR 32 bit float R 0042 002A 40043 2 Phase B Reactive Power VAR 32 bit float R 0044 002C 40045 2 Phase C Reactive Power VAR 32 bit float R 0046 002E 40047 2 Phase A Power Factor N A 32 bit float R 0048 0030 40049 2 Phase B Power Factor N A 32 bit float R 0050 0032 40051 2 Phase C Power Factor N A 32 bit float R 0052 0034 40053 2 Voltage A to B L L V 32 bit float R 0054 0036 40055 2 Voltage B to C L L V 32 bit float R 0056 0038 40057 2 Voltage C to A L L V 32 bit float R 0058 003A 40059 2 Line Frequency Hz 32 bit float R 0060 003C 40061 2 Maximum Demand WwW 32 bit float R Two 8 bit 0062 003E 40063 1 Maximum Demand Timestamp Year Month Year Month int R integers A Two 8 bit 0063 003F 40064 1 Maximum Demand Timestamp Day Hour Day Hour int R integers Maximum Demand Timestamp Two 8
32. al for factory programming and future applications TTL RX 8 TTL receive terminal for factory programming and future applications RS485 A 9 RS485 A connection Tx Rx RS485 B 10 RS485 B connection Tx Rx enoa 2 vCommon 12 VDC 12 12 V DC output current rating is 200 mA max Counter 13 and 14 Output to electromechanical kWh counter Table 3 Series 3000 I O connections Integrated Metering Systems Inc 15 3 Installation Instructions Revision 0 12 Series 3000 Meter Features Guide and User s Manual 3 Installation Instructions The following section contains installation and wiring instructions for single Series 3000 meters in an outdoor enclosure If technical assistance is required at any point during the installation contact information can be found at the end of this manual IMS is not responsible for damage to the meter caused by incorrect wiring 3 1 Explanation of Warning Symbols Indicates the need to consult the operation manual due to the presence of a potential risk Indicates the presence of electric shock hazards Prior to proceeding de energize the circuit and consult the operation manual Indicates that the equipment is protected throughout by double insulation OS Table 4 Warning symbols 3 2 Safety Precautions Installation of electric meters requires working with possibly hazardous voltages These instructions are meant to be a supplement to aid trained qualified profess
33. ase B Current Gain N A R W integer i 32 bit signed 1007 O3EF 41008 Phase C Current Gain N A R W integer 32 bit signed 1009 03F1 41010 Phase A Voltage Gain N A R W integer 32 bit signed 1011 03F3 41012 Phase B Voltage Gain N A R W integer g 32 bit signed 1013 03F5 41014 Phase C Voltage Gain N A R W integer 32 bit signed 1015 03F7 41016 V3 Gain Control N A R W integer 32 bit signed 1017 03F9 41018 CT Phase Compensation A N A R W integer 32 bit signed 1019 03FB 41020 CT Phase Compensation B N A R W integer i 32 bit signed 1021 03FD 41022 CT Phase Compensation C N A R W integer TE R 32 bit signed 1023 O3FF 41024 Watt calculation input noise compensation N A int R W integer er P 32 bit signed 1025 0401 41026 VAR calculation input noise compensation N A int R W integer ST 32 bit signed 1027 0403 41028 RMS calculation input noise compensation N A int R W integer 32 bit signed 1029 0405 41030 Offset for low current V3 measurement N A in R W integer Meter Information 24 bit encoded 5000 1388 45001 Meter Serial Number and network ID N A and 8 bit R W integer i Two 8 bit hex 5002 138A 45003 Hardware Version Software Version N A lues R values 5003 138B 45004 Program Number N A 16 bit integer R 8 bit enum and 5004 138C 45005 Meter Type Demand Reset Counter N A 2 R 8 bit integer 5005 138D 45006 Demand Save Interval EEPROM Save Interval N A Two 8 bit R W Integrated Metering Systems Inc 70 A
34. ase Indicator section will be on and the kW and MAX from the Display Indicator section will be on ol TH Mm LE Lit UE MAX kWh e Integrated Metering Systems Inc 38 6 Liquid Crystal Display LCD Revision 0 12 Series 3000 Meter Features Guide and User s Manual Energy to Grid 15 The Energy to Grid screen displays the total energy production measured in kWh The displayed value is shown at different resolutions depending on the magnitude of the energy production total see below Regardless of the resolution of the display the value is always read as a typical number In the images below the readings are 33 710 25 kWh 337 102 5 kWh and 3 371 025 kWh respectively Nothing from the Phase Indicator section is displayed and the kWh from the Display Indicator section will be on The energy flow section will point to the left indicating production A Digits Left of Digits Right of Energy to Grid Decimal Decimal Less than 100 000 5 2 Between 100 000 and 1 000 000 6 1 Greater than 1 000 000 7 0 watt In c NN BEN kWh wat In Jc 22 JE d mum kWh wea IT INI nan kWh Integrated Metering Systems Inc 39 6 Liquid Crystal Display LCD Revision 0 12 Series 3000 Meter Features Guide and User s Manual Energy from Grid 16 The Energy from Grid screen disp
35. bit 0064 0040 40065 1 Min Sec R Minute Second integers Two 8 bit 0065 0041 40066 1 Power Loss Timestamp Year Month Year Month R integers Two 8 bit 0066 0042 40067 1 Power Loss Timestamp Day Hour Day Hour R integers i Y Two 8 bit 0067 0043 40068 1 Power Loss Timestamp Minute Second Min Sec R integers Two 8 bit 0068 0044 40069 1 RTC Year Month Year Month R W integers Two 8 bit 0069 0045 40070 1 RTC Day Hour Day Hour R W integers Two 8 bit 0070 0046 40071 1 RTC Minute Second Min Sec R W integers 0071 0047 40072 1 RTC Day of the Week N A 8 bit enum in R W Integrated Metering Systems Inc 69 Appendix A Modbus point map Revision 0 12 Series 3000 Meter Features Guide and User s Manual LSB Control Registers i Write OXO0AA 0500 01F4 40501 Maximum Demand Reset N A APER Ww to initiate reset i 0x9999 Unlock 0501 01F5 40502 Calibration Parameters Lock N A R W OxCCCC Lock SCH 16 bit 0502 01F6 40503 Digital Output 0 Control N A enumerated En 16 bit 0503 01F7 40504 Digital Output 1 Control N A enumerated Calibration Information i Two 8 bit 1000 03E8 41001 CT Ratio Voltage Setup N A S R enumerated 32 bit signed 1001 03E9 41002 Nominal Calibration Temp Deg C R integer 32 bit signed 1003 03EB 41004 Phase A Current Gain N A R W integer 32 bit signed 1005 O3ED 41006 Ph
36. ccevaccsasunscessetvanceedeyscestanacdeanteaincnceaa ni FH a npa coupe rh EY eae ee 43 Table TU Estimated EEPROM E E 44 Table 11 Default calibration parameter settings spenne 50 Table 12 Interpreting meter information registers eeeseseseeesee eee 51 Table 13 Setting the historical data access date oerte Det i ba B a 56 Table 14 Modbus err r 00068 a sta a 57 Table 15 Full service vs Reduce service BAG Bet iei re tite a Ren Uie Eugen 59 Table 16 R visiom E aUe T 68 Integrated Metering Systems Inc 5 List of Figures Revision 0 12 Series 3000 Meter Features Guide and User s Manual Definitions 5 point rolling average The valuations method used for most instantaneous readings including volts amps VA and demand It consists of the average of the 5 most recent sample data with samples occuring approximately every second Accuracy The extent to which a given measurement agrees with the defined value Demand The average power or related quantity over a specified period of time Demand Maximum The highest demand measured over a selected period of time Percentage Error The difference between percentage registration and 100 Percentage Registration The ratio of the actual registration to the true value expressed as a percent Power Active The time average of the instantaneous power over one period of a wave measured in Watts W Power Apparent The product of rms cur
37. com ooooo Current A Figure 11 Metering chip accuracy over temperature and current Additionally all meters are calibrated and for accuracy using internal variables and external hardware before being shipped Factory Calibration IMS meters are factory calibrated for compliance with ANSI C12 1 Every meter is associated with an up to date watt hour standard traceable to NIST Watt hour standards are calibrated on a yearly basis by an independent test lab For more accuracy information see Table 1 and Table 2 4 2 3 phase Delta vs 3 phase Wye operation The Series 3000 meter is compatible with both 3 phase Delta and 3 phase Wye systems For 3 phase Delta applications the meter is powered from Line 1 and Line 2 and the Neutral connection is left floating For 3 phase Wye configuration the meter is powered from Line 2 to Neutral For more information on connecting the meter please see section 3 4 3 kWh and Demand Integrated Metering Systems Inc 23 4 General Metering Features Revision 0 12 Series 3000 Meter Features Guide and User s Manual All versions of the Series 3000 meter provide kWh maximum demand and instantaneous power measurements on the LCD e kWh Calculations Calculations for kWh are stored in multiple registers for higher accuracy specifically in light load situations One register is used as a holding register and another is used as an incremental register The incremental register i
38. cts updating every 20 seconds the error rate is in the range of 3 6 depending on the number of meters connected to the sub network Most errors are due to data requests coming during higher priority meter actions metering calculations Error transmissions are discarded without affecting the current data and polling continues as normal Observed errors on the BACnet side of the device have been minimal 196 Integrated Metering Systems Inc 61 8 3 Integration with BACNET Revision 0 12 Series 3000 Meter Features Guide and User s Manual 9 Maintenance 9 1 Battery Replacement The battery backup is a standard CR2025 lithium coin cell rated at 3 V and 165 mAh Since minimal current is drawn from the battery when the meter in powered on most batteries do not need replaced over the lifetime of the meter If a situation occurs in which the meter will be powered off for a prolonged period battery life will be significantly reduced see section 4 7 In the event that the battery needs replaced while the meter is still in operation follow the instructions below To reduce risk of electric shock always open or disconnect the AN circuit from the power distribution system of a building before servicing an electric meter Use a properly rated voltage sensing device to confirm power is off 1 After de energizing open the meter enclosure Grip the top metering board from both sides and pull to detach from the bottom board Remove
39. e 58 Integrated Metering Systems Inc 2 Table of Contents Revision 0 12 Series 3000 Meter Features Guide and User s Manual 8 3 3 Node Network ID Assignment oi ccssiccsssaaccessesusncasasascessanagguanaeasncensssacusatedensestendcsedenneoses 59 PRE A EE 60 8 3 5 Issum EE eegenen 60 30 Alanis and BV GUS s cited onere eni eee etm pu Pneu duh Renan ui dut tas 61 SES NE Error EE 61 MAME eek 62 VE paa aaa a ingi sranna E erR EREE A EENES E ERSE IE E EN EEN ES 62 10 Hookup Diagrams CETT M M 63 11 Troubleshooting Pl E E E E E E 66 Levva 67 KENE EEN 68 Appendix A Modbus point tap iret er iet MEE ee Nes aa reu Saad k k a EN EE Bia s nna klasi 69 Appendix BAC ner Object Ideni ICES si EERE 72 Integrated Metering Systems Inc 3 Table of Contents Revision 0 12 Series 3000 Meter Features Guide and User s Manual List of Figures Figure 1 Single Series 3000 meter dirensiODS eio k sa ec tpe n rosa ee a I 7 Figure 2 Series 3000 outdoor plastic enclosure dimensions eere 8 Figure 3 Series 3000 indoor metal enclosure dimensions eee 9 Figure 4 Series 3000 model number format esse sina stcacas prt treat oci bees o puc sus tU Peru Eebreh 10 Figure 5 Meter serial number description aa 11 Figure 6 Series 3000 connections and Gisplay sina plast AG Kb lm ERR HCM EFE EUM EN RA S EE ER 13 Figure 7 Steel enclosure e 18
40. e conduit between enclosure and load center routing wires as necessary for later use UL Type 4X conduit and fittings must be used in order to maintain the outdoor rating of the enclosure 4 Make sure the conduit fittings are aligned properly and tightened securely to prevent moisture from entering the enclosure outdoor applications Mounting Holes Mounting Holes o A tigsieeiiiftr ane Figure 8 Enclosure mounting holes 3 6 Installation of Voltage Lines ENSE ape e Check to make sure service is disconnected before any connections are made Verify if additional in line fuses are required based on National and Local electrical codes Field wired voltage connections are made to the Series 3000 voltage terminal block see Table 1 The rated torque for these terminal blocks is 12 in Ib and can be used with solid and stranded copper wires at 12 18 AWG Connect 600 V min insulated wiring for Line voltages and Neutral to the appropriate locations in the breaker panel in accordance with all national and local electrical codes see Figure 14 for 1Ph 2 wire applications Figure 16 for 1 or 2 Ph 3 wire applications Figure 17 for 3 Ph 4 wire applications and Figure 18 for 3 Ph 3 wire applications Route wires through the conduit if not already done Trim the wire to the appropriate length to avoid coils of excess wiring Connect additional in line fuses if required For connections to the Series 3000 terminal strip
41. el Enclosure The Series 3000 steel enclosure comes with five 1 1 16 knockouts 3 4 conduit two on the bottom of the enclosure two on the top and one on the side To remove a knockout use a flathead screwdriver or other rigid device to puncture the indentations first and then pry off and discard the knockout Figure 7 Steel enclosure knockouts Outdoor Plastic Enclosure The bottom top and non hinge side of the plastic enclosure can be used as the conduit location in outdoor single meter enclosures The bottom and lower half of the side panel will make connecting wires the easiest Conduit openings should be as far away from inner components as possible for the installation Opening sizes must be appropriate to fittings and large enough to fit all voltage and CT wiring 4 10 18 AWG min wires insulated for 600 V min Care should be exercised to keep drill bit away from components inside the enclosure 3 5 3 Mounting Procedure and Conduit Installation 1 Fasten the enclosure to the selected surface using the provided mounting holes and screws Figure 8 depicts the top mounting holes for both enclosures There are also mounting holes on the bottom of each enclosure See Section 1 4 for mounting dimensions 2 Verify that the enclosure is not loose and that all connections are secure Integrated Metering Systems Inc 18 3 5 Mounting the Enclosure Series 3000 Meter Features Guide and User s Manual 3 Attach th
42. ented in the Series 3000 meters listed in Table 12 ror Cause ErrorCode Illegal Function Invalid Function Code Illegal Data Address Invalid Data Address Illegal Data Value Invalid Write Data Slave Device Failure Checksum Failure CRC Mismatch Table 12 Modbus error codes The error response frame follows Modbus protocol for error frames shown below The function code in the error response is the same function that was sent with the most significant bit set For example if preset multiple registers 0x10 was sent the error response function would be 0x90 Frameltem LNalue Meter Address Meter Network ID Sent Function with MSB Set Error Code Enumerator 8 2 Ethernet Modbus over TCP Add on Module The Ethernet add on module is not intended for direct connection to the telecommunications network A connection to a gateway device such as modem or router is required to make an external link 8 2 1 Introduction IMS offers an optional Ethernet module to convert from RS485 to TCP IP Since the module primarily acts as a conversion device the Modbus information including commands responses error codes and register locations is the same as described in Section 8 1 8 2 2 Installation and Setup 8 3 Integration with BACNET 8 3 1 Introduction The FieldServer ProtoCessor is hardware designed for converting between communication protocols in this case from Modbus RTU to BACnet IP The ProtoCes
43. es 3000 Demand Meter w Per Phase Display 0x05 Series 4000 Net Meter Single Phase 0x06 Series 4000 Net Production Consumption Meter Single Phase 0x07 Series 4100 Net Meter Three Phase 0x08 Series 4100 Net Production Consumption Meter Three Phase Integrated Metering Systems Inc 51 8 1 RS485 Modbus Information Revision 0 12 Series 3000 Meter Features Guide and User s Manual 0x09 Series 5000 Meter Demand Calculation Interval 0x00 15 minute blocks 0x01 30 minute blocks EEPROM Save Interval 0x01 5 minute save interval 0x03 15 minute save interval 0x06 30 minute save interval OxOC 60 minute save interval Note EEPROM lifetime is averaged at 1 million write cycles If data save interval is set to 5 minutes 105 000 write cycles per year there is a higher likelihood of EEPROM failure prior to the 10 year warranty Communication Settings Reads Series 3000 meters have two communications ports the RS485 Modbus port and a TTL communications port for custom use Acceptable baud rates are 2400 0x0960 4800 0x12C0 9600 0x2580 Default 19200 0x4B00 Baud rates revert to 9600 when meter is reset 8 1 5 Common Modbus Write Commands Setting the Modbus network ID To set the Modbus network ID issue a broadcast Preset Multiple Register command to register 45001 with a length of 2 The data must contain the serial number of the meter to be programmed and the desi
44. formers color coded Black amp white red amp white and blue amp white A CTI needs to monitor the same phase used to power the meter on line 1 CT2 needs to monitor the same phase used to power line 2 etc Integrated Metering Systems Inc 66 11 Troubleshooting FAQ Revision 0 12 Series 3000 Meter Features Guide and User s Manual Q Can volts amps and watts per phase be accessed without using the RS485 communications port A Since most applications do not require the user to know per phase values the standard Series 3000 meter only makes this information available over the communications port Alternate meters are available that display per phase information to the LCD For more information contact IMS Q Can digital input output wires be routed through the same conduit as voltage input and current sensing wires A No In accordance with NEC and UL requirements Class 2 wiring digital inputs outputs must be separated from Class wiring Q I still can t get my meter to work what now A Contact technical support via phone or on our website given in the following section 12 Contact Information Integrated Metering Systems Inc 11701 S Belcher Rd Suite 123 Largo FL 33773 Phone 727 539 1813 Toll Free 800 488 3594 On the web http www imsmeters com Integrated Metering Systems Inc 67 11 Troubleshooting FAQ Revision 0 12 Series 3000 Meter Features Guide and User s Manual 13
45. g the battery please see section 9 1 Battery Replacement The RTC can be set using the communications port as described in section 8 1 5 Common Modbus Write Commands Time of Use Metering All meter readings saved to the EEPROM are time stamped with the current date and time of day from the RTC The save interval is selectable from 5 15 30 and 60 minute intervals which can be changed using the RS485 port see section 8 1 RS485 Modbus Information Depending on the save interval selected the EEPROM can hold between 25 and 300 days worth of data as shown below 5 minute 25 days 15 minute 75 days 30 minute 150 days 60 minute 300 days Data is saved in FIFO format to keep the most recent readings in memory For more information regarding data saving see section 7 Integrated Metering Systems Inc 27 4 7 Real Time Clock and Time of Use Metering Revision 0 12 Series 3000 Meter Features Guide and User s Manual 5 Advanced Metering Features 5 1 Low Voltage Detection Diagnosis and Response The Series 3000 meter provides low line voltage monitoring capabilities The threshold for this detection is 80 of rated voltage and the voltage must stay below that level for approximately 20ms before the voltage drop is confirmed When the voltage drop is confirmed the Series 3000 meter attempts to store the current time of the RTC and the current kWh readings In conditions where the voltage loss is immediate the
46. ilable in registers 0504 0506 Sending large streams of historical data halts the meter computation to avoid conflicting processor demands As such large historical reads should not be used on a frequent basis Once the transfer finishes the meter will resume normal operations Setting the Date The historical data access date provides criteria for data retrieval By default all historical data access dates start as don t cares OxFF When a date value is don t care it has no affect on the filtering of historical data When a date value is set to something besides don t care OXFF then it acts as a filter for the data retrieved from memory The date value specifies the oldest data to be retrieved For instance setting the historical data year to 0x08 will filter out any meter readings prior to 2008 Each part of the historical date is treated as an independent filter Some examples are provided below in Table 11 to further illustrate Integrated Metering Systems Inc 55 8 1 RS485 Modbus Information Revision 0 12 Series 3000 Meter Features Guide and User s Manual Any reading on March 01 2009 or later Any reading after 11 00 PM on the 28 to the end of the month Table 11 Setting the historical data access date The historical data access date information is stored in holding registers 0504 and 0505 0x01F8 and 0x01F9 as shown in Appendix A Modbus point map The year and month are stored in register 0504 a
47. ionals e Turn off all power supplying the equipment before performing any wiring operations Use a properly rated voltage sensing device to confirm power is off e Bonding is not automatic for metal conduit connections separate bonding is to be provided e Installations should be done in accordance with local codes and current National Electric Code requirements e Equipment used in a manner not specified by this document impairs the protection provided by the equipment Failure to follow these warnings could result in serious injury or death Bonding kit must be UL recognized IMS recommends Rockwell Automation 855BM ABK Integrated Metering Systems Inc 16 3 Installation Instructions Revision 0 12 Series 3000 Meter Features Guide and User s Manual 3 3 Preparation 1 Verify the model number and electrical specifications of the device being installed to confirm they are appropriate for the intended electrical service see Section 2 2 Consult local codes for any possible permits or inspections required before beginning electrical work 3 Ensure the conduit for the installation is flexible and non metallic For outdoor applications conduit and conduit fittings must be rated UL Type 4X for outdoor enclosures Failure to use the appropriate conduit impairs the degree of equipment protection 4 Make sure all tools to be used during installation have proper insulation ratings 5 Look inside the me
48. ity caused by condensation must be expected 2 4 I O Connections and User Display COM 101 GND TTL 485 GND CNTR 10 ik 102 RX BA 128 LL 2 E N XX x X1 X2 CL CT2 CT3 Figure 6 Series 3000 connections and display Integrated Metering Systems Inc 13 2 3 Electrical Specifications Revision 0 12 Series 3000 Meter Features Guide and User s Manual Voltage Input Line 2 Voltage Input Line 2 Voltage Input Line 3 Neutral input No connect for Delta meters CT Inputs CT1 X1 Current Transformer input CT1 Colored wire of CTI Current Transformer input CT1 White wire of CTI Current Transformer input CT2 Colored wire of CT2 Current Transformer input CT2 White wire of CT2 Current Transformer input CT3 Colored wire of CT3 Current Transformer input CT3 White wire of CT3 Outputs Pin Number PS Isolated kWh pulse output for power consumption 5 watthours on 5 watthours off COM 2 Isolated common for 10 and 1k pulse outputs Isolated kWh pulse output for power consumption 500 watthours on 500 watthours off 50 watthours on 50 watthours off for TO meters Digital input 2 for custom applications No current connection Integrated Metering Systems Inc 14 3 Installation Instructions Revision 0 12 Series 3000 Meter Features Guide and User s Manual Digital input 1 for custom applications No current connection Isolated circuit common TTL TX 7 TTL transmit termin
49. lays the total energy consumption measured in kWh The displayed value is shown at different resolutions depending on the magnitude of the energy consumption total see below Regardless of the resolution of the display the value is always read as a typical number In the images below the readings are 59 340 86 kWh 593 408 6 kWh and 5 934 086 kWh respectively Nothing from the Phase Indicator section is displayed and the kWh from the Display Indicator section will be on The energy flow section will point to the right indicating consumption Digits Left of Digits Right of Encrey om Grid Decimal Decimal Less than 100 000 5 2 Between 100 000 and 1 000 000 6 1 Greater than 1 000 000 7 0 pee O IUNOC ib d d ee ENNE GEET kWh J et JUNE io ud d qu uil ITT kWh jeet FINO C ibd dd LL GEET kWh Integrated Metering Systems Inc 40 6 Liquid Crystal Display LCD Revision 0 12 Series 3000 Meter Features Guide and User s Manual 6 4 Controlling the LCD The LCD has two modes of operation automatic scroll and manual scroll Changing the Mode of Operation The LCD starts in automatic scroll mode To change to manual mode press and release the Scroll button once To change back to automatic scroll press and hold the Scroll button Once the screen changes release the Scroll button this will take approx 5
50. nc 7 1 1 General Description 82 Revision 0 12 Series 3000 Meter Features Guide and User s Manual 7 92 TOP OF BOSSES 1 d If L T Cony 3 51 LEN Figure 2 Series 3000 outdoor plastic enclosure dimensions Integrated Metering Systems Inc 8 1 4 Product Description Revision 0 12 Series 3000 Meter Features Guide and User s Manual 4 993 d 9052 Figure 3 Series 3000 indoor metal enclosure dimensions Integrated Metering Systems Inc 9 1 4 Product Description Revision 0 12 Series 3000 Meter Features Guide and User s Manual 1 5 Applications e Apartments e Campgrounds e Marinas e Anywhere accurate electric submetering is e Mobile Home Parks needed 2 Technical Specifications 2 1 Model Number Description 53 480 R 01 01 SO 021 00 DLE Figure 4 Series 3000 model number format 1 Meter Series S3 Series 3000 meter 2 Voltage Configuration Rated voltage 1PH 2W 120 or 277 V Voltage rating is Line to Neutral 1 or 2PH 3W 208 240 or 480 V Voltage rating is Line to Line 2PH 2W 240 480 or 600 Voltage rating is Line to Line 3PH 3 or 4W 208 416 480 or 600 Voltage rating is Line to Line 3 Enclosure R Small outdoor with clear lid N Indoor surface mount 4 Meter Capacity Enclosure maximum capacity Number of Installed Meters 6 Display Type MO Mechanical kWh T
51. nd the date and hour are stored in register 0505 The historical date can be read from and written to in the same manner as other timestamps described earlier Initiating Data Retrieval and Controlling the Number of Profiles Sent In addition to filtering options the number of data profiles sent can be controlled as well To initiate historical data retrieval a read holding register command is issued to address 0506 see 8 1 4 Read Instructions and Examples The number of registers variable in the read command controls the number of matching profiles to be sent Once the desired number of readings has been found and transferred the transmission ends Historical Data Profile Structure The historical data is transmitted in frames consisting of 40 bytes each The frame structure is shown below The structure for each profile and information for data interpretation can be found in the EEPROM section of the Series 3000 User s Manual Frameltem omes OSO Profile N RTC Year Time of Use Year Profile N RTC Month Time of Use Month Profile N Maximum Demand High High Byte Profile N Maximum Demand Low Low Byte Once one frame is finished transmitting the next frame will begin automatically until the number of profiles left to send reaches zero 8 1 7 Error Reporting Integrated Metering Systems Inc 56 8 1 RS485 Modbus Information Revision 0 12 Series 3000 Meter Features Guide and User s Manual Five error codes are implem
52. ng or lagging Integrated Metering Systems Inc 11 2 2 Serial Number Description Revision 0 12 Series 3000 Meter Features Guide and User s Manual Meter Operating Temperature 30 to 60 degrees C 30 to 60 degrees C 0 5 of registration 1 0pf 1 0 5 of registration 1 0pf 1 to 100 of rated current to 100 of rated current Accuracy 0 7596 of registration O 5pf 0 7596 of registration O 5pf 196 to 10096 of rated current 196 to 10096 of rated current Display Operating Temperature 20 to 50 degrees C 20 to 50 degrees C Rated Pollution Degree Rated Relative Humidity Terminal Blocks Voltage Terminal 14 18 AWG 14 18 AWG Molex 12 in lb of torque maximum 12 in lb of torque maximum 386344304 or equiv 14 18 AWG 14 18 AWG CT Terminal 4 4 in lb of torque maximum 4 4 in Ib of torque maximum Camden CTB9308 amp CTB9208 or equiv 13 18 AWG 13 18 AWG UO Terminal 4 4 in Ib of torque maximum 4 4 in Ib of torque maximum Dinkle International Connector EK508 11P or equiv Table 1 1PH 2W and lor 2 phase 3W Series 3000 electrical specifications Accuracy based on IMS solid core current transformers included with 100 mA secondary output Meter input burden resistance at 2 Ohm Pollution Degree 2 Normally only non conductive pollution occurs Occasionally however a temporary conductivity caused by condensation must be expected 2Phase 2 Wire Delta 3 Phase 4 Wire Wye
53. ngs are stored in 32 bit floating point format with each reading occupying two registers Example Read Phase A Voltage from meter with network ID 0x11 Rameem ve O OSO Example Get all current readings Frameltem ve Meter Address Start Address High Integrated Metering Systems Inc 48 8 1 RS485 Modbus Information Revision 0 12 Series 3000 Meter Features Guide and User s Manual Start Address Low Number of Registers High Number of Registers Low Timestamp Reads Timestamps are stored with two bytes of information in each register The most significant byte of the register is one part of the timestamp and the least significant byte of the register is another part of the timestamp Timestamps are stored in the following format Year Years since 2000 0 99 Month Month of the year 1 12 Day Day of the month 1 31 Hour Hour of the day 0 23 Minute Minute of the hour 0 59 Second Second of the Minute 0 59 Day of the Week Sunday 0x01 1 7 For example if the current RTC time was Tuesday March 31 2009 at 1 15 32 PM the corresponding registers would look as shown below 40069 0x0903 OxOF20 0x0003 Calibration Variable Reads Calibration variables excluding meter CT ratio and voltage setup are stored in 32 bit signed integer format with each variable occupying two registers CT ratio and voltage setup are stored in a single register the most significant byte
54. ns The LCD and corresponding sections are shown below in Figure 12 Screen Number Main Numerical Display 000000 aa LL LL ONE EREHPABC Hz MAXSUMKVAKWh EnergyFlow Phase Indicator Display Indicator Figure 12 Custom LCD sections Main Numerical Display The main numerical display section indicates the numerical value of the current item Phase Indicator and Display Indicator The phase and display indicator sections have two purposes The phase indicator section shows the phase currently being displayed on per phase values The display indicator section gives information about the value on the main numerical display such as units The other purpose of these sections is to indicate low voltage and reverse current flow e Low Voltage Low voltage on a phase is shown by a blinking of the V on the display indicator in conjunction with corresponding phase blinking in the phase section For example if low voltage is detected on phase A the V in the display indicator and the A in the phase indicator will be blinking simultaneously e Reverse Current Integrated Metering Systems Inc 30 6 Liquid Crystal Display LCD Revision 0 12 Series 3000 Meter Features Guide and User s Manual Reverse current is displayed in the same manner as low voltage but instead of the V from the phase indicator section blinking the A blinks indicating a reverse energy flow Energy Flo
55. nteger 234 5 Maximum Demand Timestamp Month Months Integer 235 5 Maximum Demand Timestamp Day Days Integer 236 5 Maximum Demand Timestamp Hour Hours Integer 237 5 Maximum Demand Timestamp Minute Minutes Integer 238 5 Maximum Demand Timestamp Second Seconds Integer 239 5 Power Loss Timestamp Year Years Integer 240 5 Power Loss Timestamp Month Months Integer 241 5 Power Loss Timestamp Day Days Integer 242 5 Power Loss Timestamp Hour Hours Integer 243 5 Power Loss Timestamp Minute Minutes Integer 244 5 Power Loss Timestamp Second Seconds Integer 16 bit 245 5 RTC Year Month Yr Mo DET 246 5 RTC Day Hour Day Hr d 247 5 RTC Minute Second Min Sec pe 248 5 RTC Day of the Week None Enumerated in LSB Integrated Metering Systems Inc 79 Appendix B BACnet Object Identifiers
56. ons documentation Display When a reverse CT is detected it is indicated with a simultaneous blinking of the A and the corresponding phase letter For more information see section 6 Integrated Metering Systems Inc 28 5 Advanced Metering Features Revision 0 12 Series 3000 Meter Features Guide and User s Manual 5 3 Temperature Compensation An on chip temperature sensor is used to measure the current operating temperature of the metering chip as it differs from the temperature during calibration As the temperature increases or decreases the meter updates the change and either speeds up or slows down to compensate for the new temperature This leads to higher meter accuracy in all climates Determining nominal temperature The nominal temperature for comparison is determined and stored during the initial calibration of the meter at IMS facilities This temperature is stored in EEPROM along with the traditional calibration variables Temperature readings are measured to tenths of a degree Celsius Temperature variation response When the temperature sensor detects an operating temperature that differs from the nominal temperature the meter re calculates a gain adjustment parameter used for scaling all voltage and current inputs Integrated Metering Systems Inc 29 5 2 Reverse Phase Indication Revision 0 12 Series 3000 Meter Features Guide and User s Manual 6 Liquid Crystal Display LCD 6 1 LCD Sectio
57. ormation on meter serial numbers UM is UI UI Lo 2 Hardware Version The Hardware Version screen displays the word Hard and the meter s hardware version Ve H 3 Software Version The Software Version screen displays the word Soft and the meter s software version Integrated Metering Systems Inc 32 6 Liquid Crystal Display LCD Revision 0 12 Series 3000 Meter Features Guide and User s Manual 4 CT Ratio The CT Ratio screen displays the meter s programmed CT ratio mee LITE 4 ULL LCLA 5 Hello Screen Arie 6 Compute Engine Test Runs The compute engine performs 10 test runs before the meter starts normal operation The test runs are indicated by the TEST icon and the words Pass X where X is the test run number is 6 3 LCD Screens The following section goes over the LCD screens and how to interpret them Note Per phase screens and energy to grid not available on all models Integrated Metering Systems Inc 33 6 Liquid Crystal Display LCD Revision 0 12 Series 3000 Meter Features Guide and User s Manual Current RTC Time 00 The Current RTC Time screen displays the current time as stored in the RTC of the Series 3000 mete
58. our Hours Integer 37 A Maximum Demand Timestamp Minute Minutes Integer 38 1 Maximum Demand Timestamp Second Seconds Integer 39 1 Power Loss Timestamp Year Years Integer 40 1 Power Loss Timestamp Month Months Integer 41 T Power Loss Timestamp Day Days Integer 42 1 Power Loss Timestamp Hour Hours Integer 43 1 Power Loss Timestamp Minute Minutes Integer 44 1 Power Loss Timestamp Second Seconds Integer 45 1 RTC Year Month Yr Mo SRN a 46 1 RTC Day Hour Day Hr Pins Q 47 1 RTC Minute Second Min Sec pn MM 48 1 RTC Day of the Week None Enumerated in LSB 49 2 kWh from grid kWh Float 50 2 kWh to grid kWh Float 51 2 kVAR from grid kVAR Float 52 2 kVAR to grid kVAR Float 53 2 Total Power A B C WwW Float 54 2 Total Apparent Power A B C kVA Float Integrated Metering Systems Inc 74 Appendix B BACnet Object Identifiers Revision 0 12 Series 3000 Meter Features Guide and User s Manual 55 2 Total Reactive Power A B C kVAR Float 56 2 Total Power Factor N A Float 57 2 Phase A Voltage L N V Float 58 2 Phase B Voltage L N V Float 59 2 Phase C Voltage L N V Float 60 2 Phase A Current A Float 61 2 Phase B Current A Float 62 2 Phase C Current A Float 63 2 Phase A Real Power Ww Float 64 2 Phase B Real Power Ww Float 65 2 Phase C Real Power Ww Float 66 2 Phase A Apparent Power VA Float 67
59. ower loss timestamp is stored just before the calibration information The rest of the EEPROM space is used for storage of data profiles The structure of data profiles is shown in Table 7 Data profile information except RTC kWh and VAh is saved in 16 bit floating point format using truncation of the least significant decimal information To increase resolution from truncating data for storage each part of the profile has an associated multiplier When data is extracted first make the 16 bit value into a 32 bit float by appending 0x7FFF and then multiply by the multiplier VAh and kWh are stored as 32 bit floating point numbers and do not need a multiplier As an example of using the multiplier assume the phase A voltage reading is 276 7 V This value is divided by the multiplier 100 to become 2 767 0x40311687 and is stored in the data profile as 0x4031 When translated back from hex to a float 0x40317FFF becomes 2 7734 and using the 100 multiplier gives a value of 277 34 V This data condensing is used to increase storage capacity and does not affect long term meter accuracy The running kWh and VAh totals are a combination of two floating point numbers which maintains accuracy beyond thousandths of a kWh even when high values are reached see section 4 3 kWh and Demand Integrated Metering Systems Inc 42 7 Data Storage Revision 0 12 Series 3000 Meter Features Guide and User s Manual Data Profile Information Bus Mulier
60. p of a network of ProtoCessor devices To assign the node address to the ProtoCessor set the Present_Value of Analog Value 99 to the desired node address The ProtoCessor will maintain this address until it is changed again Series 3000 Meter Node Network ID Single Meter In the case of a single meter combined with a single ProtoCessor unit the ProtoCessor will issue only broadcast commands making network ID for the Series 3000 meter unnecessary Multiple Meters Knowledge of the Series 3000 meter Serial Numbers is required to set the network ID Setting the network ID for a specific meter requires setting the Present_Value or Analog_Value_100 concatenation of the meter serial number and the desired network ID The Present_Value must be sent as an unsigned 32 bit integer For full service configuration valid network IDs range from 1 5 For reduce service valid network IDs range from 1 19 Integrated Metering Systems Inc 59 8 3 Integration with BACNET Revision 0 12 Series 3000 Meter Features Guide and User s Manual Example Set Series 3000 meter with serial number 0x12FF3C to network ID 15 Write Present_Value of Analog_Value_100 to 318 716 943 Ox12FF3COF Individual meter network IDs must be reset in the event of power loss 8 3 4 Retrieving Data All meter data from the Series 3000 is mapped to Analog Inputs by the ProtoCessor Appendix B BACnet Object Identifiers gives the appropriate mapping locations and data types
61. ppendix A Modbus point map Revision 0 12 Series 3000 Meter Features Guide and User s Manual enumerated 5006 138E 45007 2 Additional Meter Options N A 32 bit encoded R Two 8 bit hex 5008 1390 45009 1 EEPROM Most Recent Device Page N A R values 5009 1391 45010 1 EEPROM Most Recent Address N A 16 bit hex value R Communications Settings 6000 1770 46001 1 Modbus Baud Rate bps 16 bit integer R W 6001 1771 46002 1 RS232 Baud Rate bps 16 bit integer R Integrated Metering Systems Inc 71 Appendix A Modbus point map Revision 0 12 Series 3000 Meter Features Guide and User s Manual Appendix B BACnet Object Identifiers Analog Values Full Service Analog Value Number Meter Network ID Description Units Data Type 1 Broadcast Max Demand Reset None Enumerated 2 Broadcast Demand Calc amp Data Save Interval None Enumerated 3 Broadcast RTC Year Month Years 16 bit Concatenated 4 Broadcast RTC Day Hour Days 16 bit Concatenated 5 Broadcast RTC Minute Second Minutes 16 bit Concatenated 6 Broadcast RTC Day of The Week None Enumerated in LSB 7 1 Max Demand Reset None Enumerated 8 1 E 2 Bytes None Integer 9 1 Meter SN LSB amp Network ID None Integer amp Enumerated 10 1 HW version amp SW version None Integer 11 1 Program Number None Enumerated 1
62. r The time is shown in typical HH MM SS format Screen is only shown when LCD is in manual operation see section 6 4 ie TT NT LIL IL LILI Phase A Voltage 01 The Phase A Voltage screen displays the voltage on Line with respect to Neutral measured in Volts The A from the Phase Indicator section and the V from the Display Indicator section will be on Pape i II ut 0 A eat r el Phase A Current 02 The Phase A Current screen displays the current measured on Line 1 in Amps The A from the Phase Indicator section and the A from the Display Indicator section will be on The energy flow section will point either left production or right consumption 5 ann uc L2 tL BEED A A Integrated Metering Systems Inc 34 6 Liquid Crystal Display LCD Integrated Metering Systems Inc Revision 0 12 Series 3000 Meter Features Guide and User s Manual Phase B Voltage 03 The Phase B Voltage screen displays the voltage on Line 2 with respect to Neutral measured in Volts The B from the Phase Indicator section and the V from the Display Indicator section will be on is i RW Di i sf 4 Phase B Current 04 The Phase B Current screen displays the current measured on Line 2 in Amps The B from the Phase Indica
63. red network ID as described in Table 10 Example Program meter with serial number 0x3122AC to have network ID of 0d44 Frameltem ate Meter Address Broadcast Start Address High Integrated Metering Systems Inc 52 8 1 RS485 Modbus Information Revision 0 12 Series 3000 Meter Features Guide and User s Manual Start Address Low Number of Registers High Number of Registers Low Setting the Real Time Clock Each RTC register can be written to individually or as part of a Preset Multiple Register command Since RTC information is stored with two parts per register see Timestamp Read information above both parts must be included in the command The meter address for setting the RTC can be an individual meter or a broadcast address Example Set the RTC to Wednesday April 1 2009 at 11 30 AM Frameltem e OSO Data 3 Low 0 seconds Resetting the Maximum Demand The maximum demand register cannot be written to directly In order to reset the maximum demand the hex value OxOOAA must be written to register 40501 Demand reset can be a broadcast command or sent to a specific meter Example Reset the maximum demand for meter with network ID 0x11 Integrated Metering Systems Inc 53 8 1 RS485 Modbus Information Revision 0 12 Series 3000 Meter Features Guide and User s Manual Rameem ie Setting the Demand Calculation Interval and Data Save Interval The demand calcula
64. rent and voltage measured in Volt Amperes VA Registration The amount of electric energy or other quantity recorded by the meter Integrated Metering Systems Inc 6 Definitions Revision 0 12 Series 3000 Meter Features Guide and User s Manual 1 Product Description 1 1 General Description The Series 3000 Meter is a revenue grade kWh electrical meter featuring Time of Use TOU meter readings per phase meter data two way RS485 communication that supports Modbus protocol compatibility with either 3 phase Delta or Wye distributions and a user friendly LCD display 1 2 Meter Features e Revenue grade accuracy with solid core or easy to install split core CTs e Wh accuracy over a wide temperature range e Built in LCD display e LEDs for load monitoring e Battery operated real time clock RTC for TOU meter readings e Low voltage detection e CT reverse phase indicator e Voltage current and power consumption per phase e RS485 communications with Modbus protocol e Watchdog timer 1 3 Meter Certifications 1 4 Physical Description 1 4 1 Single Meter IMS INTEGRATED METERING SYSTEMS INC Figure 1 Single Series 3000 meter dimensions 1 4 2 Enclosures Series 3000 meters are available in two enclosures a plastic enclosure for outdoor applications and a metal enclosure for indoor only use The dimensions of the two enclosures are shown below in Figure 2 and Figure 3 Integrated Metering Systems I
65. s a fast roll over register which resets at 1000 kWh The holding register is updated on each roll over of the incremental register The running kWh total is a sum of the two registers This design prevents the loss of fractional Wh during calculations and maintains kWh and demand accuracy across a wide range of loads Display KWh is displayed in three different ways depending on the current reading kWh Total Digits Left of Digits Right of Decimal Decimal Less than 100 000 5 2 Between 100 000 and 1 000 000 6 1 Greater than 1 000 000 7 0 KWh rolls over when it reaches 10 000 000 See section 6 3 for more display information e Maximum Demand Calculations Maximum demand in Watts can be set to be calculated in 15 or 30 minute blocks The default value is 15 minutes The interval can be changed using the RS485 communication port see section 8 1 5 Common Modbus Write Commands For each block there are 3 sub intervals in which a sub interval demand is calculated Sub interval calculation Sub intervals last 5 or 10 minutes depending on the length of demand blocks For each sub interval the total Wh consumption during the interval is divided by Integrated Metering Systems Inc 24 4 3 kWh and Demand Revision 0 12 Series 3000 Meter Features Guide and User s Manual the number of accumulations during the interval to give average demand for the sub interval Accumulations occur approximately every second Ma
66. sor acts as a client node when communicating with a BACnet system building automation network and acts as a server node when communicating with the Series Integrated Metering Systems Inc 57 8 1 RS485 Modbus Information Revision 0 12 Series 3000 Meter Features Guide and User s Manual 3000 end device Through a programmable configuration file the ProtoCessor maps BACnet objects on its client side to data arrays on its server side Each server side data array is in turn mapped to a Modbus holding register on the Series 3000 The ProtoCessor polls the Modbus registers on the Series 3000 at a defined interval and updates the appropriate registers Figure 13 below depicts a typical setup BACnet IP Modbus RTU RER Modbus RTU URS d P d Modbus RTU i p Figure 13 Typical Series 3000 connection to BACnet network 8 3 2 ProtoCessor Count vs Information Provided Each ProtoCessor is capable of communicating with multiple end devices the number of which depends on the information that is made available There are two types of configurations available full service and reduced service Full service provides all information described in the Series 3000 Modbus Register Map excluding factory calibration parameters A full service ProtoCessor can communicate with up to 5 Series 3000 meters Reduced service limits the availability of certain information over the BACnet system A reduced service ProtoCessor can communicate
67. te Minutes Integer 138 3 Maximum Demand Timestamp Second Seconds Integer 139 3 Power Loss Timestamp Year Years Integer 140 3 Power Loss Timestamp Month Months Integer 141 3 Power Loss Timestamp Day Days Integer 142 3 Power Loss Timestamp Hour Hours Integer 143 3 Power Loss Timestamp Minute Minutes Integer Integrated Metering Systems Inc 76 Appendix B BACnet Object Identifiers Revision 0 12 Series 3000 Meter Features Guide and User s Manual 144 3 Power Loss Timestamp Second Seconds Integer 16 bit 145 3 RTC Year Month Yr Mo SNE 146 3 RTC Day Hour Day Hr GEN F 147 3 RTC Minute Second Min Sec mo 148 3 RTC Day of the Week None Enumerated in LSB 149 4 kWh from grid kWh Float 150 4 kWh to grid kWh Float 151 4 kVAR from grid kVAR Float 152 4 kVAR to grid kVAR Float 153 4 Total Power A B C WwW Float 154 4 Total Apparent Power A B C kVA Float 155 4 Total Reactive Power A B C kVAR Float 156 4 Total Power Factor N A Float 157 4 Phase A Voltage L N V Float 158 4 Phase B Voltage L N V Float 159 4 Phase C Voltage L N V Float 160 4 Phase A Current A Float 161 4 Phase B Current A Float 162 4 Phase C Current A Float 163 4 Phase A Real Power Ww Float 164 4 Phase B Real Power Ww Float 165 4 Phase C Real Power Ww Float 166 4 Phase A Apparent Power VA Float 167 4 Phase B Apparent Power
68. te Present Value of Analog Value 40 to 170 Integrated Metering Systems Inc 60 8 3 Integration with BACNET Revision 0 12 Series 3000 Meter Features Guide and User s Manual Change Demand Calculation Interval and or Data Save Interval Demand calculation interval and data save interval changes can be issued as a broadcast command to all Series 3000 meters on the sub network or as a command to an individual meter To issue a change write the Present_Value property of the corresponding Analog Value based on the enumerations shown below The Present_Value should be a 16 bit integer with the most significant byte corresponding to the demand calculation enumerator and the least significant byte corresponding to the data save enumerator Both values must be included for the change to be successful See Appendix B BACnet Object Identifiers for Analog Value numbers corresponding to network IDs Demand Calculation Interval 0x00 15 minute blocks 0x01 30 minute blocks Data Save Interval 0x01 5 minute save interval 0x03 15 minute save interval 0x06 30 minute save interval OxOC 60 minute save interval Example Change the demand calculation interval to 30 minute blocks and the data save interval to 15 minutes for meter at network ID 2 Write Present Value of Analog Value 25 to 259 0x0103 8 3 6 Alarms and Events Alarms and Event codes are not currently supported 8 3 7 Error Rates With the BACnet obje
69. ter enclosure and electrical panel for possible exposed wire broken wire damaged components or loose connections 3 4 List of Materials e Series 3000 meter and associated mounting materials e Line 1 Line 2 Line 3 and Neutral hook up wires as needed for the electrical service Wires must be 18 AWG or larger and insulated for 600 VAC min e Current Transformers CTs This product is designed for use with IMS CTs see Section 2 2 for details e Flexible non metallic conduit and fittings UL Type 4X for outdoor applications 3 5 Mounting the Enclosure 3 5 1 Mounting Location e Series 3000 meters require a switch or circuit breaker as part of the building installation e The switch or circuit breaker must be marked as the disconnecting device for the meter e It is recommended that the enclosure be mounted near the disconnecting device in an area with adequate ventilation e The enclosure should not be positioned in a manner that makes it difficult to operate the disconnecting device e Ensure that the CT and voltage lead lengths and conduit lengths are capable of reaching the enclosure from the breaker panel Integrated Metering Systems Inc 17 3 3 Preparation Revision 0 12 Series 3000 Meter Features Guide and User s Manual e Ifa suitable mounting location near the panel cannot be found additional in line fuses or circuit breaker may be required in accordance with NEC regulations 3 5 2 Making Conduit Holes Ste
70. the combined real power consumption of all phases This is a net value Nothing from the Phase Indicator section will be on and the kW and SUM from the Display Indicator section will be on The energy flow section will point either left production or right consumption we OIIC ae LIL 1 GEET SUM kW e Integrated Metering Systems Inc 37 6 Liquid Crystal Display LCD Revision 0 12 Series 3000 Meter Features Guide and User s Manual Maximum Demand 12 The Maximum Demand screen displays the stored maximum demand This is a net value Nothing from the Phase Indicator section will be on and the kW and MAX from the Display Indicator section will be on For information on demand calculations see section X X 02 x AL TI e Maximum Demand Time 13 The Maximum Demand Time screen displays the time of day that the stored maximum demand occurred The format for the time is HH MM SS Nothing from the Phase Indicator section will be on and the kW and MAX from the Display Indicator section will be on vw m E mp eem Maximum Demand Date 14 The Maximum Demand Date screen displays the date on which the stored maximum demand occurred The format for the date is YY MM DD The image below indicates a maximum demand date of January 25 2009 Nothing from the Ph
71. tion interval and data save interval are both contained in register 45006 In order for these to be changed both values must be given a valid enumeration as listed below If either value is invalid neither will be changed Demand Calculation Interval 0x00 15 minute blocks 0x01 30 minute blocks EEPROM Save Interval 0x01 5 minute save interval 0x03 15 minute save interval 0x06 30 minute save interval OxOC 60 minute save interval Example Set meter with network ID Ox11 to 30 minute demand blocks and 30 minute save intervals Frameltem ve Changing the Modbus Baud Rate Acceptable Modbus baud rates are listed below Integrated Metering Systems Inc 54 8 1 RS485 Modbus Information Revision 0 12 Series 3000 Meter Features Guide and User s Manual 2400 0x0960 4800 0x12C0 9600 0x2580 Default 19200 0x4B00 When a command to change the baud rate is issued the response will be initiated at the current baud rate before the change Baud rates revert to 9600 when a meter is reset Example Broadcast all meters to change their Modbus baud rate to 19200 Tome e SO 8 1 6 Historical Data Retrieval Historical readings are not stored in registers similar to the current meter readings Instead the historical readings are provided as a stream of data controlled by date and a number of readings to send The control options for the date and the number of readings are made ava
72. tor section and the A from the Display Indicator section will be on The energy flow section will point either left production or right consumption domsa Dr Lt J 2i L 2L A 1 Phase C Voltage 05 The Phase C Voltage screen displays the voltage on Line 3 with respect to Neutral measured in volts The C from the Phase Indicator section and the V from the Display Indicator section will be on e is i nuc Lu A i Mat LI 35 6 Liquid Crystal Display LCD Revision 0 12 Series 3000 Meter Features Guide and User s Manual Phase C Current 06 The Phase C Current screen displays the current measured on Line 3 in Amps The C from the Phase Indicator section and the A from the Display Indicator section will be on The energy flow section will point either left production or right consumption nc 33070 un Eau tU A Baad c q Frequency 07 The Frequency screen displays the frequency reading on the active line usually Line 1 measured in Hertz The active line only changes in a low voltage detection situation If the voltage on Line 1 is low the active line will automatically shift to Line 2 If Line 2 has low voltage it will switch to Line 3 There is nothing displayed in the Phase Indicator section and the Display Indicator section will display Hz
73. w The energy flow section indicates the direction of energy flow either to the grid or from the grid using an arrow indicator When the arrow points to right it indicates consumption energy from the grid When the arrow points to left it indicates production energy to the grid When values that apply across all phases are shown such as instantaneous power the net energy flow direction is shown Screen Number The screen number section is an alternate way to determine what information is currently being displayed The screen numbers and corresponding value are shown below in Table 6 00 15 Current RTC Time 0 A 1 1 1 jPhseBCuren 06 1 5 Phase Current 08 5 5 Phase AkW SOS 00 8 Phase BW Table 6 LCD screen numbers 6 2 Power on Sequence When the Series 3000 meter is initially powered on it displays the following sequence of information Meter Serial Number Integrated Metering Systems Inc 31 6 Liquid Crystal Display LCD Revision 0 12 Series 3000 Meter Features Guide and User s Manual The Meter Serial Number screen is shown below The lower left number is the alphabetical digit from the meter serial number from 01 A to 26 Z and the main display shows the numerical portion of the Serial Number For example the image below represents meter serial number XXXXXC6149 with the X s indicating the manufacturing day and year See section 2 2 for more inf
74. wiring to approximately 300 inches and connect to the appropriate terminals Wires should be tightened so that they are held Integrated Metering Systems Inc 19 3 5 Installation Instructions Revision 0 12 Series 3000 Meter Features Guide and User s Manual snuggly in place but do not to over tighten as this may compress and weaken the conductor 3 7 Variations and Installation of Current Transformers To reduce risk of electric shock always open or disconnect the AN circuit from the power distribution system of a building before installing or servicing current transformers In accordance with NEC CTs may not be installed in any panel board where they exceed 75 of the wiring space of any cross sectional area General Requirements Splices on the CT leads must be within the meter enclosure not inside the conduit IMS provided CT leads are 24 inches minimum Wire insulation should be stripped so that the bare conductor length that connects to the meter terminal block does not exceed 0 300 inches CTs should be securely fastened such that they will not slide down to live terminals Wires should be tightened so that they are held snuggly in place but do not to over tighten as this may compress and weaken the conductor Maximum rated torque for CT terminal blocks is 4 4 in Ib For or 2 Ph 3 Wire electrical panels current and voltage inputs must be installed in phase for accurate readings e g CT1 on Line 1 CT2 on
75. ximum demand calculation After each sub interval is finished a new block demand is calculated The block demand is comprised of the average of the 3 most recent sub intervals The largest block demand since a demand reset is stored as the maximum demand When an update of the maximum demand occurs the new value and current date and time are saved to EEPROM Display Maximum demand is displayed in Watts and can range from 0 00 to 9999999 The display functions the same as kWh display shown again below si EE Digits Left of Digits Right of Decimal Decimal Less than 100 000 5 2 Between 100 000 and 1 000 000 6 1 Greater than 1 000 000 7 0 After the maximum demand value is displayed the time and date for when the maximum demand occurred is shown on the following screens See section 6 3 for more display information e Instantaneous Demand Instantaneous demand is a 5 point rolling average of the combined Watt usage of all three phases Instantaneous demand can range from 0 00 to 9999999 and is displayed the same as maximum demand shown in the table above 4 4 Voltage current and power per phase Calculations Volts Amps and Watts per phase are update approximately every second Volts and Amps are saved and displayed as root mean square RMS values All values are calculated as a 5 point rolling average of the most recent samples Display All Series 3000 meters have per phase values available through the RS485 communications

Manual - Sub-Metering Series 3000

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