DENT Instruments powerscout 3037 Operator'S Manual Download Page 69

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Modbus

Offset

Register

Description

* System=sum of three phases

46058

6057

Amps L3

“

46059

6058

Volts L1 to Neutral

Individual Instantaneous Phase to Neutral Voltages

(V)

46060

6059

Volts L2 to Neutral

“

46061

6060

Volts L3 to Neutral

“

46062

6061

Time Since Reset LSW (Seconds) Seconds since kWh, kVAh, kVARh and associated

Demand registers were reset. LSW (resettable)

46063

6062

Time Since Reset MSW

(Seconds)

Seconds since CAM. MSW

46080

6079

Positive kW System Average

Equals Positive KWH_SYSTEM_L&M ÷

(TimeSinceReset_L&M seconds /3600 seconds/Hr)

(resettable)

46081

6080

kW Demand System Minimum

Min Average power window (kW)

46082

6081

kVA Demand System Maximum Maximum Instantaneous kVA Demand (kW,

resettable).

46083

6082

kVA Demand System Now

System Average kVA Demand for the most recent

(current) Demand Window (resettable).

46084

6083

kVAR Demand System Max

System Maximum kVAR Demand (kVAR, resettable). It

displays the default value after a CAM until 1 demand

window elapses. After a power cycle or CPU reset the

value is not reset but it does not update again until 1

demand window elapses.

EGATIVE

OWER

NERGY

EASUREMENT

EGISTERS

Modbus

Offset

Register

Detailed Description

* System=sum of three phases

47001

7000

Negative kWh System LSW

System Negative True Energy LSW (kWh, resettable)

47002

7001

Negative kWh System MSW

System Negative True Energy MSW (kWh, resettable)

47003

7002

Negative kW System

System Negative Instantaneous Negative True Power

(kW) (net sum of all individual kWs, if sum is positive

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Summary of Contents for powerscout 3037

Page 1: ...Operator s Guide PowerScout 3037 Power Meter Includes ViewPoint 4 0 Software March 12 2015 www GlobalTestSupply com Find Quality Products Online at sales GlobalTestSupply com ...

Page 2: ...tributed without written permission from DENT Instruments PowerScout ViewPoint and PhaseChek are trademarks of DENT Instruments Inc Windows Windows Vista Windows 7 Windows 8 Windows XP and Notepad are registered trademarks of Microsoft Corporation www GlobalTestSupply com Find Quality Products Online at sales GlobalTestSupply com ...

Page 3: ...and Communicating via an Ethernet TCP IP Connection 23 Communications LEDs 26 PS3037 Serial 26 PS3037 Ethernet 26 Meter Setup 27 Entering Wiring Information for an Element 28 Selecting a Scalar 30 Comms Setup 32 RS 485 Settings 33 BACnet Device Settings 33 Ethernet Settings 33 Connecting the Ports 33 Establishing Communication Protocol 34 Switching between BACnet and Modbus Mode 34 FIELD INSTALLAT...

Page 4: ... 54 Read Write Registers Read Set Objects 56 Firmware 58 ALL THINGS MODBUS 60 Device Registers 60 Configuration Registers 60 Pulse Output Input Registers 62 Absolute Measurement Registers 62 Positive Power Energy Measurement Registers 66 Negative Power Energy Measurement Registers 70 Net Measurement Registers 75 Protocol Commands 77 ALL THINGS BACNET 81 Meter Specific Objects 81 Configuration Obje...

Page 5: ...g Firmware Updates for the PowerScout 92 Downloading and Installing Firmware 92 Appendix D VERIS H8035 H8036 Emulation 93 VERIS Modbus Integer Registers 94 VERIS Multipliers 95 VERIS Modbus Floating Point Registers 97 Appendix E Conversion Table 100 Decimal to Hexadecimal Conversion Table 100 Appendix F The PS3037 Optional Visual Display 102 Appendix G Troubleshooting 103 Troubleshooting Communica...

Page 6: ...systems Up to 127 PowerScout 3037 serial meters may be connected to a single BACnet MS TP network for monitoring and recording power usage at multiple locations within a single site Up to 247 serial meters may be connected to a Modbus RTU network You may connect as many Ethernet units as equal to the amount of available IP Addresses There is a configurable digital pulse output port on the PowerSco...

Page 7: ...7 Example of a COC for a PowerScout 3037 www GlobalTestSupply com Find Quality Products Online at sales GlobalTestSupply com ...

Page 8: ...8 Meter Anatomy www GlobalTestSupply com Find Quality Products Online at sales GlobalTestSupply com ...

Page 9: ... may impair its means of protection Symbols on Equipment Denotes caution See manual for a description of the meanings When connecting the PowerScout to an AC load follow these steps in sequence to prevent a shock hazard 1 De energize the circuit to be monitored 2 Connect the CTs to the phases being monitored 3 Connect the voltage leads to the different phases Use proper safety equipment gloves and...

Page 10: ... to cause harmful interference in which case the user will be required to correct the interference at user s own expense Operation is subject to the following two conditions 1 This device may not cause harmful interference and 2 this device must accept any interference received including interference that may cause undesired operation DC VOLTAGES The PowerScout 3037 is designed to measure AC volta...

Page 11: ...ngs during power failure and has a life expectancy of greater than 10 years Contact DENT Instruments for service No accessories are approved for use with the PowerScout other than those specified in the DENT Instruments product literature and price sheets If the logger appears damaged or defective first disconnect all power and sensors Call or email technical support for assistance www GlobalTestS...

Page 12: ...TOUS LES CÂBLES À HAUTE TENSION AVANT D UTILISER OU DE RÉPARER DU METER ATTENTION L utilisation de cet appareil d une manière pour laquelle il n est pas destiné peut annuler ses moyens de protection Symboles des Equipements Signifie prudence Voir le manuel pour une description de la signification En faisant la connexion du PowerScout à une prise de courant alternatif suivez ces étapes en ordre pou...

Page 13: ...aute tension DC systèmes doivent installer un UL inline 600 volts DC fusible avec une valeur nominale de 1 amp ou moins Ces fusibles sont couramment disponibles dans le marché des piles solaires 2 UL ANSI et tests du PowerScout 3037 a été menée sur systèmes CA uniquement DC résultats sont comparables mais pas testé 3 Impact Instruments logiciel VIEWPOINT ne dispose actuellement pas de configuratio...

Page 14: ...ctor dPF All parameters for each phase and for system total Accuracy 0 2 0 1 typical ANSI C12 20 2010 Class 0 2 Resolution 0 01 Amp 0 1 Volt 0 01 watt 0 01 VAR 0 01 VA 0 01 Power Factor depending on scalar setting Indicators Bi color LEDs red and green 1 LED to indicate communication 3 LEDs for correct phasing PhaseChek Green when voltage and current on the same phase Red when incorrectly wired Pu...

Page 15: ...alues updated every second ViewPoint Minimum System Requirements Operating System Windows 7 32 or 64 bit Windows 8 Pro Vista 32 or 64 bit XP Communications Port One USB port or serial port Hard Drive 50 MB minimum available Processor Pentium Class 1 GHz or more recommended Safety Serial Ethernet Meters The following are UL listed PS3037 S N PS3037 S D PS3037 E N PS3037 E D The PS3037 Series Confor...

Page 16: ...gure the PowerScout for different current transformers check readings and verify correct setup All of DENT Instruments PowerScout meters use ViewPoint software to communicate with the meter It needs to be installed on any computer talking to the PowerScout 3037 ViewPoint is compatible with Windows 7 32 or 64 bit Windows 8 Pro Vista 32 or 64 bit or XP Insert the ViewPoint CD into the CD ROM drive T...

Page 17: ... USB port on the PC generates a unique comm port in the ViewPoint software such as Com3 or Com4 NOTE A USB driver is installed when you install the ViewPoint software ViewPoint can read information through a USB an RS 485 isolated COM port or an Ethernet connection When the RS 485 connection is selected a base address is required the base address is the rotary switch settings Address switches are ...

Page 18: ... on the computer 3 The Found New Hardware Wizard window appears The window states This wizard helps you install software for Model USOPTL4 and asks What do you want the wizard to do 4 Select Install the software automatically and click Next 5 Click Finish when the installation is complete 6 Remove the CD from your computer DID YOU KNOW If an RS 485 adapter is used instead of a USB an RS 485 driver...

Page 19: ... slot and the green wire in the right slot Shield Figure II 1 and Figure II 3 Verify that the dip switches on the back of the RS 485 adapter are set to RS 485 Echo Off 2 Wire 2 Wire as shown in Figure II 2 before plugging the adapter into the PowerScout 3037 Figure II 1 RS 485 Adapter Figure II 2 Dip switches on back of RS 485 Adapter Figure II 3 RS 485 Connector on PS3037 www GlobalTestSupply com...

Page 20: ...en connecting with an RS 485 select Modbus or BACnet as your communication protocol When communicating over USB whether the PS3037 is configured for Modbus or BACnet mode the PS3037 will communicate over the Modbus protocol 5 Select the PC COM Port from the drop down list For a USB connection select COMxx DENT USB in the field where xx is the port number For an RS 485 connection using an RS 485 ad...

Page 21: ...100 999 Note BACnet MS TP masters only support addresses 001 127 Hexadecimal Address BACnet Address Availability 00 Reserved for resetting the PowerScout to Modbus mode with 9600 baud 8 bit 1 stop bit and no parity 01 7F Available 01 001 is the factory default setting 80 FE Reserved for BACnet slave devices FF The rotary switches can be used to configure the communication protocol to BACnet or Mod...

Page 22: ...e PowerScout and the other end into your computer or network To begin communicating via an Ethernet cable you must first set it up within the ViewPoint software that came with the meter See Ethernet TCP IP Connection in the Communicating with a PowerScout Meter section The meter will require power to communicate over Ethernet Power can be supplied by connecting the USB or voltage lines 1 and 2 Pow...

Page 23: ... A Static IP address of 192 168 1 10 is assigned in the factory to all Ethernet PowerScouts Static Connection If you know an IP address that is not being used by another device on the network enter that address into the IP Address field This may require permission from a network administrator With a static IP address it is easy to connect to the meter as there is no doubt about what IP address to ...

Page 24: ...ress information is entered See your network administrator before making changes When you select the Use DHCP checkbox the Dynamic Host Configuration Protocol is used to populate the IP Address Subnet Mask and Gateway Address fields automatically NOTE Each meter connected to the network requires its own unique network IP address An address is provided automatically if the network allows DHCP Dynam...

Page 25: ...s mode Flashing Red The meter is receiving communication on the bus for a meter at another address Table II 6 PS3037 Serial COM LED Signals PS3037 ETHERNET The Ethernet cable has a Link LED on its connector that glows amber when connected to the network and flashes green during Ethernet traffic BACnet Modbus Description Steady Green Power is applied to the meter Flashing Green The meter is communi...

Page 26: ...available for the recording of values and a Line Frequency of 50 Hz or 60 Hz is selectable NOTE In PowerScout meters Peak Demand is calculated using a moving window and is averaged across the selected demand window size Each minute the total consumption is recalculated and compared to the last demand window If the new window is larger than the last recorded value it is recorded This value is calcu...

Page 27: ...onnection A DELTA connection displays only the two available CTs Any changes made to CT1 also apply to CT3 Delta Wiring Connection 2 Depending on the wiring connection make changes to CT1 CT2 and or CT3 CT Phase Shows the voltage of the referenced CT CT Type Use the drop down list to select the type of CT attached to the PowerScout CT Amps Enter the amperage rating CT Phase Shift Enter in degrees ...

Page 28: ...CT SCL 1000 0 00 0 00 Split Core High Accuracy CT SHS 0005 0 50 Hinge Mini 20A Mini 50A MIDI 100A MIDI 200A 0 75 0 75 0 12 0 30 Table II 8 Recommended CT Phase Shift Value 3 Select a Digital Output from the drop down list if being used 4 Select a Data Digital Scalar from the drop down list www GlobalTestSupply com Find Quality Products Online at sales GlobalTestSupply com ...

Page 29: ...1 001 01 1 1 2 01 01 01 01 1 1 3 1 1 1 01 1 1 4 1 1 1 01 1 1 5 10 10 10 01 1 1 6 100 100 100 01 1 1 Table II 9 Data Scalars and Values for Registers 44001 thru 44061 The data scalar is stored in register 44602 When selecting a data scalar the following guidelines need to be considered If the data scalar selected is too low an incorrect data result is returned from the register If the data scalar s...

Page 30: ...000 watts 144kW Check the register s value using the data scalar 2 value of 01 System kW scalar value register value 144kW 01 14 400 Since 14 400 is less than 65 535 using data scalar 2 is a good choice for this example For example 2 the following data is used 480 volts x 1000 amps 480 000 watts 480 000 watts x 3 1 440 000 watts 1 440kW Check the register s value using the data scalar 1 value of 0...

Page 31: ...ster 44001 LSW and 13 is read from register 44002 MSW and that the register 44602 data scalar is set to 3 To calculate the total kWh recorded Multiply the MSW by 65536 13 X 65536 851968 Add the LSW 851968 5013 856981 Multiply by the scalar 3 value of 0 1 856981 X 0 1 85698 1 kWh Comms Setup Use this tab to change communication parameters for the meter such as communication protocols and how those ...

Page 32: ... meter When the PowerScout is in the process of connecting to the computer the Communication Status LED flashes briefly followed by a solid green If the PowerScout cannot connect to the computer the Communication Status LED flashes red and returns to a solid green Change the ViewPoint hardware settings and click Connect again ViewPoint fills the Device Info fields when the computer communicates wi...

Page 33: ...nd 115200 Modbus only NOTE The baud rate on the user interface ViewPoint must match the PowerScout setting If these settings differ the PowerScout cannot communicate There are no baud rate settings when connected via Ethernet SWITCHING BETWEEN BACNET AND MODBUS MODE Changing Communication Mode Using ViewPoint Using the Comms Setup tab in ViewPoint is the preferred way to change communications mode...

Page 34: ...d say Writing Value Return to the Communications tab and connect Changing the PowerScout from BACnet to Modbus mode 1 Connect to the PowerScout using ViewPoint 2 Go to the Read Set Objects tab in ViewPoint 3 Enter 10190 into the Object field or click List to select from the Object Picker List 4 In the Value field enter 375 to change to Modbus mode 5 Click OK The status should say Writing Value Ret...

Page 35: ...fault 5 Next set MSB to one of the following baud rates MSB Address Switch Baud Rate PhaseChek LED CT1 PhaseChek LED CT2 PhaseChek LED CT3 1 9600 Off Off Green 2 19200 Off Green Off 3 38400 Off Green Green 4 57600 Modbus only Green Off Off 5 76800 Green Off Green 6 115200 Modbus only Green Green Off Factory Default After powering up the PowerScout 3037 you will have 10 seconds to make changes Howe...

Page 36: ...lation practices according to the local electrical codes To mount the PowerScout 3037 use the two tabs provided at both ends of the case Securely mount the PowerScout near a dedicated circuit disconnect breaker WARNING Remove the meter from all sources of voltage before mounting Mounting tabs located on each end of meter case PowerScout 3037 mounted within electrical panel Handle with care www Glo...

Page 37: ...uement PowerScout 3037 meters have the following connections USB port for powering the meter and communicating during setup a three wire connector for the RS 485 BACnet Modbus link and an Ethernet port optional Digital output port The port can be used to output kWh kVARh or kVAh pulses to external devices or to toggle on and off to control a remote device or relay Three CT inputs Four voltage conn...

Page 38: ...lses but do not have BACnet or Modbus capability The PowerScout 3037 can generate pulses based on accumulated value s such as system kWh system kVARh and system kVAh When a pulse is generated by the meter the pulse LED will briefly flash otherwise it will remain dark When in Modbus the pulse output is scaled by the Modbus data scalar register 44602 When in BACnet the pulse output is scaled by the ...

Page 39: ...pulses 45111 5110 5310 Port 1 pulse output relay type 0 normally open HIGH 1 normally closed LOW Table III 2 Modbus Digital Port Pulse Output BACNET OUTPUT PORT OBJECTS Refer to the following two tables to configure the PowerScout output port when using the BACnet protocol Object Identifier Object Name Detailed Description 13020 Port 1 output control when used as an on off open closed switch 0 out...

Page 40: ... connections labeled CT 1 CT 2 and CT 3 2 Place the CTs on the phase wires of the load to be monitored and corresponding to the phase of the voltage leads The CT labeled CT 1 must be placed on L1 phase voltage wire CT 2 must be on the L2 voltage and CT 3 on the L3 voltage Refer to PhaseChek later in this section for information about the CT LEDs and verifying the CT installation www GlobalTestSupp...

Page 41: ...sure the maximum current of the conductor does not exceed the maximum CT rating listed on the CT data sheet 3 Carefully re connect the removable leg while ensuring the CT core alignment matches The conductor should be in the inside of the CT window 4 Repeat Steps 1 3 if you are using more than one CT www GlobalTestSupply com Find Quality Products Online at sales GlobalTestSupply com ...

Page 42: ...onductor within the loop of the CT Repeat the above three steps if you are using more than one RōCoil CT To connect the CTs wires to the terminals on the PowerScout 1 Connect the CTs brown wire to the negative terminal on the connector See photo 2 Connect the CTs white wire to the positive terminal on the connector 3 Connect the bare shield wire from the RōCoil to the S shield terminal that is par...

Page 43: ...44 Connecting RōCoil CTs Negative Positive Shield PowerScout 3037 w RōCoil CTs attached to load www GlobalTestSupply com Find Quality Products Online at sales GlobalTestSupply com ...

Page 44: ... is required 2 Connect the leads to the circuit breaker a Refer to the wiring diagrams in for wiring connection specifics Follow local electrical codes during this installation b IMPORTANT Verify the breaker is marked as the disconnect breaker for the meter DID YOU KNOW The PowerScout is rated for 600V Over Voltage Category III Cat III is for measurements performed in the building Examples are mea...

Page 45: ...sources With a 115V circuit the L1 voltage lead is connected to the L1 hot lead and the L2 voltage lead is connected to neutral 2 Each CT must be paired with the correct voltage source The current and voltage need to be in phase for accurate measurements For instance CT 1 would monitor branch circuit supplied by voltage source L1 and so on 3 The neutral must be connected because the PowerScout use...

Page 46: ...is connected to L1 CT3 could then monitor any L1 branch circuit System Values System values are the sum of L1 L2 L3 measurements System values may not be meaningful since two different devices or loads can be monitored by a single PowerScout element When paired with the right voltage phase each CT provides individual kW kWh readings for that CT channel www GlobalTestSupply com Find Quality Product...

Page 47: ... Type 0 zero value for BACnet Object 12080 or a 0 zero value for Modbus Register 44607 on this wire configuration DENT Instruments recommends using the 3 CT Method WYE for delta loads www GlobalTestSupply com Find Quality Products Online at sales GlobalTestSupply com ...

Page 48: ...WYE Use a Service Type 0 zero value for BACnet Object 12080 or a 0 zero value for Modbus Register 44607 on this wire configuration www GlobalTestSupply com Find Quality Products Online at sales GlobalTestSupply com ...

Page 49: ...E PHASE Use a Service Type 0 zero value for BACnet Object 12080 or a 0 zero value for Modbus Register 44607 on this wire configuration www GlobalTestSupply com Find Quality Products Online at sales GlobalTestSupply com ...

Page 50: ...LE PHASE Use a Service Type 0 zero value for BACnet Object 12080 or a 0 zero value for Modbus Register 44607 on this wire configuration www GlobalTestSupply com Find Quality Products Online at sales GlobalTestSupply com ...

Page 51: ...rrection PhaseChek Error Table CT1 CT2 CT3 Error Description Correction Setup is correct and the system power factor is greater than 0 55 or All CTs are disconnected Connect the CTs All CTs are incorrectly connected or The system power factor is less than 0 55 Rotate the CT connections by one position by move CT 1 to CT 2 CT 2 to CT 3 and CT 3 to CT 1 until all LEDs are green The system power fact...

Page 52: ...T 3 Switch CT 1 with CT 2 or Switch CT 1 with CT 3 CT 2 is swapped with either CT 1 or CT 3 Switch CT 2 with CT 1 or Switch CT 2 with CT 3 CT 3 is swapped with either CT 1 or CT 2 Switch CT 3 with CT 1 or Switch CT 3 with CT 2 CT 1 and CT 3 are reversed Switch the position of the CTs flashing red Table III 5 PhaseChek LED Error Resolution www GlobalTestSupply com Find Quality Products Online at sa...

Page 53: ...al time values and firmware version REAL TIME VALUES The Real Time Values screen shows current readings to verify the system is configured properly The tables display the real time values of Volts Amps KW KVA KVAR apparent power factor aPF and displacement power factor dPF for Phase L1 Phase L2 and Phase L3 This screen also displays the CT Type connected to the PowerScout and the CT Value Click Up...

Page 54: ... push button at one end of the PS3037 that controls the display scroll mode When the display button is held down for 5 seconds the PS3037 will switch between AUTO CYCLE mode switch screens every 2 seconds or MANUAL CYCLE the button must be pressed to switch screens This change is saved to non volatile memory When in auto cycle mode the informational screens change every 2 3 seconds with real time ...

Page 55: ... registers objects and their descriptions or Click List to select a register object from the Register Object Picker dialog box Use the Register Object Picker dialog box to search for registers objects by name The selected value is entered on the Read Write Registers Read Set Objects screen 2 Click Read to see the current value 3 Enter a new value in the New Value field 4 Click Write to change to t...

Page 56: ...dentifier 10140 Clear Accumulated Values current value 1234 0 To reset all Modbus accumulated registers at once Write to register 44066 Clear Accumulated Measurements current value 1234 In ViewPoint accumulating objects registers can be reset using the Read Set or Read Write tab Click Clear Totals at the bottom of the screen See the tables in the Appendices for a list all of the objects registers ...

Page 57: ...mware Updating firmware is only supported in Modbus mode and is used to bring the software up to date See the appendix Firmware 1 Click Show Version to see which version of firmware is currently loaded in meter If a later version of firmware is available download it from the DENT Instruments website 2 Click Browse to access the Select a Firmware Update File dialog box and select the hex file downl...

Page 58: ...nce you have new firmware on your computer ViewPoint will let you install that firmware for each meter connected of the same model without having to download it again The firmware should be saved in the DENT ViewPoint Firmware folder under the Documents folder on your computer ViewPoint also checks for new versions of the ViewPoint application When ViewPoint starts it can automatically contact the...

Page 59: ... 4068 Firmware Major Revision Major Revision Level big software releases 44070 4069 Firmware Minor Revision Minor Revision Level small software changes CONFIGURATION REGISTERS Modbus Offset Register Description 40129 0128 Synchronize Register Multiple PowerScout s synchronization register 44066 4065 Clear Accumulated Measurements Writing 1234 resets all H registers accumulated PowerScout data kWh ...

Page 60: ...lue by this scalar For use with x 5A CTs and single let monitoring of a three phase load Affects all parameters that use amps i e kW 44606 4605 Communication Setting Baud 900 9600 1900 19200 3800 38400 5700 57600 7600 76800 11500 115200 Parity Add 00 NO Add 10 ODD Add 20 EVEN Stop bit Add 0 1 UART does not permit 0 stop bits Add 1 1 Add 2 2 E g 901 9600 baud no parity 1 stop bit 44607 4606 Service...

Page 61: ...osed 1 output HIGH open default Register 45110 must 0 to use 45110 5109 Digital Port 1 Configuration Turns pulses on off 0 No pulses Port may be used as an on off open closed switch 44001 System kWh pulses 44008 System kVARh pulses 44011 System kVAh pulses 45111 5110 Port 1 pulse output relay type 0 normally open HIGH 1 normally closed LOW ABSOLUTE MEASUREMENT REGISTERS Offset refers to a base of ...

Page 62: ... LSW System Total Apparent Energy LSW kVAh 44012 4011 kVAh System MSW System Total Apparent Energy MSW kVAh 44013 4012 kVA System System Total Apparent Power kVA Unsigned WYE kVA L1 kVA L2 kVA L3 Delta SQRT kW system 2 kVAR system 2 44014 4013 Displacement PF System System Displacement Power Factor PF Register is 100x actual value 44015 4014 Apparent PF System System Apparent Power Factor PF Regis...

Page 63: ...dividual Phase Reactive Energy LSW kVARh 44033 4032 kVARh L1 MSW Individual Phase Reactive Energy MSW kVARh 44034 4033 kVARh L2 LSW 44035 4034 kVARh L2 MSW 44036 4035 kVARh L3 LSW 44037 4036 kVARh L3 MSW 44038 4037 kVAR L1 Individual Phase Reactive Powers kVAR 44039 4038 kVAR L2 44040 4039 kVAR L3 44041 4040 kVAh L1 LSW Individual Phase Apparent Energy LSW kVAh 44042 4041 kVAh L1 MSW Individual Ph...

Page 64: ...ps L2 44058 4057 Amps L3 44059 4058 Volts L1 to Neutral Individual Phase to Neutral Voltages V 44060 4059 Volts L2 to Neutral 44061 4060 Volts L3 to Neutral 44062 4061 Time Since Reset LSW Seconds since KWH register was reset LSW 44063 4062 Time Since Reset MSW Seconds since KWH register was reset MSW 44064 4063 Data Tick Counter Internal sample count gets cleared every minute may be used to deter...

Page 65: ... until 1 demand window elapses POSITIVE POWER ENERGY MEASUREMENT REGISTERS Modbus Offset Register Description System sum of three phases 46001 6000 Positive kWh System LSW System Positive True Energy LSW kWh resettable 46002 6001 Positive kWh System MSW System Positive True Energy MSW kWh resettable 46003 6002 Positive kW System System Positive Instantaneous Positive True Power kW net sum of all i...

Page 66: ...0x actual value If the System dPF 44014 is positive this register will contain that value else it will be zero 46015 6014 Positive Apparent PF System System Positive Apparent Power Factor aPF Register is 100x actual value If the System aPF 44015 is positive this register will contain that value else it will be zero 46016 6015 Amps System Avg Average of the current in all phases 46017 6016 Volts Li...

Page 67: ...6 Positive kWh L3 LSW 46028 6027 Positive kWh L3 MSW 46029 6028 Positive kW L1 Individual Phase Instantaneous Positive True Powers kW 46030 6029 Positive kW L2 46031 6030 Positive kW L3 46032 6031 Positive kVARh L1 LSW Individual Phase Positive Reactive Energy LSW kVARh resettable 46033 6032 Positive kVARh L1 MSW Individual Phase Positive Reactive Energy MSW kVARh resettable 46034 6033 Positive kV...

Page 68: ...dividual Phase Positive Displacement Power Factors dPF Register is 100x actual value If the Individual dPF 44050 is positive this register will contain that value else it will be zero 46051 6050 Positive Displacement PF L2 46052 6051 Positive Displacement PF L3 46053 6052 Positive Apparent PF L1 Individual Phase Positive Apparent Power Factors aPF Register is 100x actual value If the Individual aP...

Page 69: ...resettable 46083 6082 kVA Demand System Now System Average kVA Demand for the most recent current Demand Window resettable 46084 6083 kVAR Demand System Max System Maximum kVAR Demand kVAR resettable It displays the default value after a CAM until 1 demand window elapses After a power cycle or CPU reset the value is not reset but it does not update again until 1 demand window elapses NEGATIVE POWE...

Page 70: ... Instantaneous Negative Reactive Power kVAR net sum of all individual kVARs if sum is positive value 0 47011 7010 kVAh System LSW System Apparent Energy LSW kVAh resettable 47012 7011 kVAh System MSW System Apparent Energy MSW kVAh resettable 47013 7012 kVA System System Instantaneous Apparent Power kVA 47014 7013 Negative Displacement PF System System Negative Displacement Power Factor dPF Regist...

Page 71: ...raging array is filled with first frequency read 47023 7022 Negative kWh L1 LSW Individual Phase Negative True Energy LSW kWh resettable 47024 7023 Negative kWh L1 MSW Individual Phase Negative True Energy MSW kWh resettable 47025 7024 Negative kWh L2 LSW 47026 7025 Negative kWh L2 MSW 47027 7026 Negative kWh L3 LSW 47028 7027 Negative kWh L3 MSW 47029 7028 Negative kW L1 Individual Phase Instanta...

Page 72: ... L3 47041 7040 kVAh L1 LSW Individual Phase Apparent Energy LSW kVAh resettable 47042 7041 kVAh L1 MSW Individual Phase Apparent Energy MSW kVAh resettable 47043 7042 kVAh L2 LSW 47044 7043 kVAh L2 MSW 47045 7044 kVAh L3 LSW 47046 7045 kVAh L3 MSW 47047 7046 kVA L1 Individual Phase Instantaneous Apparent Powers kVA 47048 7047 kVA L2 47049 7048 kVA L3 47050 7049 Negative Displacement PF L1 Individu...

Page 73: ...Individual Instantaneous Phase to Neutral Voltages V 47060 7059 Volts L2 to Neutral 47061 7060 Volts L3 to Neutral 47062 7061 Time Since Reset LSW Seconds Seconds since kWh kVAh kVARh and associated Demand registers were reset LSW resettable 47063 7062 Time Since Reset MSW Seconds Seconds since CAM MSW 47080 7079 Negative kW System Average Equals Negative KWH_SYSTEM_L M TimeSinceReset_L M seconds ...

Page 74: ...T LSW ABS of the NET L2 True Energy LSW kWh 44155 4154 KWh L2 NET MSW ABS of the NET L2 True Energy MSW kWh 44156 4155 KWh L3 NET LSW ABS of the NET L3 True Energy LSW kWh 44157 4156 KWh L2 NET MSW ABS of the NET L3 True Energy MSW kWh 46150 6149 KWh System NET POS LSW Positive of the NET System Total True Energy LSW kWh 46151 6150 KWh System NET POS MSW Positive of the NET System Total True Energ...

Page 75: ...f the NET L1 True Energy LSW kWh 47153 7152 KWh L1 NET NEG MSW Negative of the NET L1 True Energy MSW kWh 47154 7153 KWh L2 NET NEG LSW Negative of the NET L2 True Energy LSW kWh 47155 7154 KWh L2 NET NEG MSW Negative of the NET L2 True Energy MSW kWh 47156 7155 KWh L3 NET NEG LSW Negative of the NET L3 True Energy LSW kWh 47157 7156 KWh L3 NET NEG MSW Negative of the NET L3 True Energy MSW kWh ww...

Page 76: ...out on a single Modbus network The register s high order and low order bits are the 16 bit value of a single or first register to be accessed for a read or write The CRC is the 16 bit CRC value Note that the CRC s LSB and MSB are reversed in comparison to those for the registers and data Read Holding Registers This command reads the contents of a contiguous block of holding registers containing da...

Page 77: ...der bits 41 CRC high order bits 40 CRC high order bits 9F Table IV 3 Format for Modbus Command 03 Command 3703000C0001419F Response 37030200007040 The response is from the PowerScout at address 37 Two bytes were read from the requested register 000C The value of the registers read was 0000 The CRC value was 4070 The number of registers read must be between 1 and 125 inclusive DID YOU KNOW The valu...

Page 78: ...ister 40001 The CRC is 5C8C All values are hexadecimal Example Request Field Name Command Hex Response Field Name Response Hex PowerScout address 37 PowerScout address 37 Command number 06 Command number 06 Register to write high order bits 00 Register written to high order bits 00 Register to write low order bits 00 Register written to low order bits 00 Register value to write high order bits 00 ...

Page 79: ...ple Request Field Name Command Hex Response Field Name Response Hex PowerScout address 37 PowerScout address 37 Command number 11 Command number 11 CRC low order bits D7 Byte count CRC high order bits 8C Slave ID Run indicator status Additional data Table IV 7 Format for Modbus Command 11 17 in decimal Slave ID The PowerScout uses the following default format for the slave ID DENT Instruments Powe...

Page 80: ...which element is being read total number of elements available Element index multiplied by 256 number of elements CONFIGURATION OBJECTS Object Identifier Name Description 10020 Data Acquisition Tick Internal sample count gets cleared every minute may be used to determine if sample read is a newer sample than last read 10140 Clear Accumulated Measurements Writing 1234 to the present value will rese...

Page 81: ...mps 12070 Com Settings Baud 900 9600 1900 19200 3800 38400 5700 57600 7600 76800 11500 115200 Parity Add 00 NO Add 10 ODD Add 20 EVEN Stop bit Add 0 1 UART does not permit 0 stop bits Add 1 1 Add 2 2 E g 901 9600 baud no parity 1 stop bit 12080 Service Type A value of 1 configures the meter for Delta A value of 0 configures the meter for Wye 12090 Line Frequency Line frequency setting for metering...

Page 82: ...ree phases 1000 kW Demand System Maximum System Maximum Demand peak demand Unsigned Absolute 1010 kW Demand System Now Average Power kW for most recent demand window Unsigned Absolute 1020 kW Demand System Minimum Min Average power window kW Unsigned Absolute 1030 kW System System True Power kW Unsigned absolute ABS value of ABS kW L1 ABS kW L2 ABS kW L3 1031 kW System Net System Power kW Signed n...

Page 83: ... Voltages 3030 Volts L2 to L3 3040 Volts L1 to L3 3050 Volts L1 to Neutral Individual Phase to Neutral Voltages V 3060 Volts L2 to Neutral 3070 Volts L3 to Neutral 4010 Amps System Average Average of all phases 4020 Amps L1 Individual Phase Currents A 4030 Amps L2 4040 Amps L3 5000 kVAR System System Total Reactive Power kVAR Unsigned absolute ABS value of ABS kVAR L1 ABS kVAR L2 ABS kVAR L3 5001 ...

Page 84: ... ABS kVA L3 8001 kVA System Net System Net Apparent Power kVA Signed net value of kVA L1 kVA L2 kVA L3 8010 kVA L1 Individual Phase Apparent Powers kVA signed 8020 kVA L2 Sign is set to the sign of the kW 8030 kVA L3 8040 kVA Demand System Max System Maximum Instantaneous kVA Demand kVA resettable It displays the default value after a CAM until 1 demand window elapses After a power cycle or CPU re...

Page 85: ... System Minimum Positive System Lowest Instantaneous Positive Draw Since Reset kW resettable 2010 kWh System Total Positive System True Energy kWh Positive Signed Net 2040 kWh L1 Positive Individual Phase True Energy kWh Signed 2070 kWh L2 Positive 2100 kWh L3 Positive 6010 kVARh System System Total Reactive Energy Signed Net 6020 kVARh System Total Positive System True Energy kVARh Positive Signe...

Page 86: ...ystem Total Negative System True Energy kWh Negative Signed Net 2050 kWh L1 Negative Individual Phase True Energy kWh Signed 2080 kWh L2 Negative 2110 kWh L3 Negative 6030 kVARh Sys Negative System Total Reactive Energy Signed Net 6060 kVARh L1 Negative Individual Phase Reactive Energy kVARh Signed 6090 kVARh L2 Negative 6120 kVARh L3 Negative 7002 kVAh System Total Negative System Total Negative ...

Page 87: ...COUT METER SHOULD ONLY BE WIRED BY QUALIFIED PERSONNEL HAZARDOUS VOLTAGES EXIST ATTENTION LE POWERSCOUT ne doit être branché QUE par un personnel qualifié TENSIONS DANGEREUSES sont présentEs DANGER THE UNENCLOSED POWERSCOUT BOARD REQUIRES EXTRA CAUTION WHEN CONNECTING LIFE THREATENING VOLTAGES EXCEEDING 600 VOLTS MAY EXIST ON THE BOARD THE RISK OF SERIOUS INJURY OR DEATH SHOULD NOT BE UNDERESTIMAT...

Page 88: ... DELTA Use a Service Type 1 one value for BACnet Object 12080 or a 1 one value for Modbus Register 44607 on this wire configuration www GlobalTestSupply com Find Quality Products Online at sales GlobalTestSupply com ...

Page 89: ... A WILD LEG Use a Service Type 0 zero value for BACnet Object 12080 or a 0 zero value for Modbus Register 44607 on this wire configuration www GlobalTestSupply com Find Quality Products Online at sales GlobalTestSupply com ...

Page 90: ...ple devices are connected the devices need to be connected in a daisy chain A daisy chain means that all plus connections are chained together and all minus connections are chained together across the network A network containing multiple devices requires a unique address for each device This allows the master device to identify and communicate with each slave The BACnet Modbus network administrat...

Page 91: ...te for loading the firmware to the PowerScout meter A baud rate of 9600 downloads the firmware to the PowerScout in approximately six minutes A faster baud rate can be selected to reduce the time by approximately 2 5 minutes Change the baud rate using the Communications tab and selecting the desired baud rate The baud rate is synchronized between ViewPoint and the PowerScout meter by clicking the ...

Page 92: ...ab When register 44526 contains a 1 for Veris mode the Slave ID command format is 91hFFh Veris type Full Data Modbus CT value Amp The following is an example command with CT set for 100A 91hFFhVeris H8036 0100 2 Full Data Modbus 100 Amp Example command explanation 91h version control FFh standard for active The 91h and FFh are 4 bytes in front of the string that are not displayed in the RTU CT Amp...

Page 93: ...e to Neutral Voltage 40009 8 Amps System Avg Average current of all phases 40010 9 kW L1 Individual Phase True Powers kW 3 values 40011 10 kW L2 40012 11 kW L3 40013 12 Apparent PF L1 Individual Phase Apparent Power Factors PF 3 values 40014 13 Apparent PF L2 40015 14 Apparent PF L3 40016 15 Volts L1 to L2 Individual Phase to Phase Voltages Volts Delta 3 values 40017 16 Volts L2 to L3 40018 17 Vol...

Page 94: ... Units 100A 101 400A 401 800A 801 1600A 1601 32 000A 40001 kWH LSB 7 8125exp 3 0 03125 0 0625 0 125 0 25 40002 kWH MSB 512 2048 4096 8192 16384 40003 kW 0 004 0 016 0 032 0 064 0 128 40004 kVAR 0 004 0 016 0 032 0 064 0 128 40005 kVA 0 004 0 016 0 032 0 064 0 128 40006 aPF 3 0518exp 5 3 0518exp 5 3 0518exp 5 3 0518exp 5 3 0518exp 5 40007 VOLTS L L 0 03125 0 03125 0 03125 0 03125 0 03125 40008 VOLT...

Page 95: ...S L1 3 9063exp 3 0 015625 0 03125 0 0625 0 125 40023 AMPS L2 3 9063exp 3 0 015625 0 03125 0 0625 0 125 40024 AMPS L3 3 9063exp 3 0 015625 0 03125 0 0625 0 125 40025 kW 0 004 0 016 0 032 0 064 0 128 40026 kW 0 004 0 016 0 032 0 064 0 128 40027 kW 0 004 0 016 0 032 0 064 0 128 Table D 3 Veris Multipliers for Integer Registers 40001 40027 Per the Veris implementation to obtain true engineering units ...

Page 96: ...em LSW System Total Power Factor LSW 40269 268 VERIS Float Volts Line to Line Avg MSW Voltage Line to Line Average MSW 40270 269 VERIS Float Volts Line to Line Avg LSW Voltage Line to Line Average LSW 40271 270 VERIS Float Volts Line to Neutral Avg MSW Voltage Line to Neutral Average MSW 40272 271 VERIS Float Volts Line to Neutral Avg LSW Voltage Line to Neutral Average LSW 40273 272 VERIS Float A...

Page 97: ...Voltage L2 to L3 MSW 40290 289 VERIS Float Volts L2 to L3 LSW Phase to Phase Voltage L2 to L3 LSW 40291 290 VERIS Float Volts L1 to L3 MSW Phase to Phase Voltage L1 to L3 MSW 40292 291 VERIS Float Volts L1 to L3 LSW Phase to Phase Voltage L1 to L3 LSW 40293 292 VERIS Float Volts L1 to Neutral MSW Phase to Neutral Voltage L1 to N MSW 40294 293 VERIS Float Volts L1 to Neutral LSW Phase to Neutral Vo...

Page 98: ... Avg LSW System Average Power LSW 40307 306 VERIS Float Demand System Minimum MSW System Minimum Demand MSW 40308 307 VERIS Float Demand System Minimum LSW System Minimum Demand LSW 40309 308 VERIS Float Demand System Maximum MSW System Maximum Demand MSW 40310 309 VERIS Float Demand System Maximum LSW System Maximum Demand LSW Table D 4 VERIS Modbus Floating Point Registers www GlobalTestSupply c...

Page 99: ...6 225 E1 11 0B 54 36 97 61 140 8C 183 B7 226 E2 12 0C 55 37 98 62 141 8D 184 B8 227 E3 13 0D 56 38 99 63 142 8E 185 B9 228 E4 14 0E 57 39 100 64 143 8F 186 BA 229 E5 15 0F 58 3A 101 65 144 90 187 BB 230 E6 16 10 59 3B 102 66 145 91 188 BC 231 E7 17 11 60 3C 103 67 146 92 189 BD 232 E8 18 12 61 3D 104 68 147 93 190 BE 233 E9 19 13 62 3E 105 69 148 94 191 BF 234 EA 20 14 63 3F 106 6A 149 95 192 C0 2...

Page 100: ... F9 35 23 78 4E 121 79 164 A4 207 CF 250 FA 36 24 79 4F 122 7A 165 A5 208 D0 251 FB 37 25 80 50 123 7B 166 A6 209 D1 252 FC 38 26 81 51 124 7C 167 A7 210 D2 253 FD 39 27 82 52 125 7D 168 A8 211 D3 254 FE 40 28 83 53 126 7E 169 A9 212 D4 255 41 29 84 54 127 7F 170 AA 213 D5 42 2A 85 55 128 80 171 AB 214 D6 43 2B 86 56 129 81 172 AC 215 D7 Table E 1 Decimal to Hexadecimal Conversion Table www Global...

Page 101: ...o cycle between informational screens every 2 seconds with real time values updated every second A hold button will stop the cycle until it is pressed again or a set timeout is reached The following flowchart shows what information is displayed during the cycles www GlobalTestSupply com Find Quality Products Online at sales GlobalTestSupply com ...

Page 102: ...ddress switches to 00 3 Power up the meter With both settings at 00 ViewPoint and the PowerScout will communicate at a 9600 baud rate regardless of a baud rate mismatch Communications is established 4 Next select the desired baud rate in ViewPoint from the Baud Rate drop down list This synchronizes the baud rates between ViewPoint and the PowerScout 5 Click Connect in ViewPoint to reconfirm commun...

Page 103: ... the RS 485 adapter Check for polarity frayed wires and or pinched insulation Verify that the dip switches on the back of the USB to RS 485 adapter are set to the following Reboot the computer Click Connect on the Communications tab to reestablish communications www GlobalTestSupply com Find Quality Products Online at sales GlobalTestSupply com ...

Page 104: ...C voltage current that will produce the equivalent amount of heat in a resistor as a DC voltage current whether sinusoidal or not For example if a resistive heating element is rated at 15 kW of heat at 240VAC RMS then the heat would be the same if we applied 240V of DC instead of AC A meter without true RMS will incorrectly read distorted waveforms All DENT Instruments meters measure true RMS How ...

Page 105: ...y putting a value directly into one of these registers would limit the smallest number to 1 and only allow for a maximum value of 65535 To handle larger numbers or numbers with better resolution we use a scalar value to apply a factor in multiples of 10 to the 16 bit data register value How do I update the firmware in BACnet mode If not using a USB connection the PowerScout meter must be in Modbus...

Page 106: ...record that value as the demand Digital Output The PowerScout meter has an output port for each element The ports can be used to output kWh kVARh or kVAh pulses to external devices or to toggle on and off to control a remote device or relay Discovery In BACnet devices and the objects they expose can be found through a discovery process This means that devices and objects do not need to be manually...

Page 107: ...at can accept pulses but do not have Modbus capability The PowerScout can generate pulses based on accumulated value s such as system kWh system kVARh and system kVAh Rising edge Transition of the input signal from low to high RMS Root Mean Square True RMS is the AC voltage current that produces the equivalent amount of heat in a resistor as a DC voltage current whether sinusoidal or not All DENT ...

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DENT Instruments powerscout 3037, Operator'S Manual

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