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Energy Meter Installation and
Operation Manual

026-1726 Rev 2

Содержание 250-5000

Страница 1: ...Energy Meter Installation and Operation Manual 026 1726 Rev 2 ...

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Страница 3: ...Emerson Digital Solutions 1065 Big Shanty Road NW Suite 100 Kennesaw GA 30144 USA 770 425 2724 1 800 829 2724 www climate emerson com Email ColdChain TechnicalServices Emerson com ...

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Страница 5: ...N 12 5 2 BUTTONS 12 6 NETWORK SETUP AND COMMISSIONING 13 6 1 SET UP NETWORK PORTS 13 6 2 ADDING AN ENERGY METER 14 6 3 RS 485 COMMUNICATIONS 15 6 3 1 Daisy chaining Devices to the Energy Meter 15 7 QUICK SETUP INSTRUCTIONS 17 8 SOLID STATE PULSE OUTPUT 18 8 1 SET PULSE 18 8 2 SET PULSE ENERGY WH P 18 8 3 MINIMUM DURATION TIME MILLISECONDS PER PULSE MS P 18 8 4 MULTIFLEX I O BOARD PULSE LIMITS STAN...

Страница 6: ... Place this device in close proximity to the equipment and within easy reach of the operator and mark it as the disconnecting device The disconnecting device shall meet the relevant requirements of IEC 60947 1 and IEC 60947 3 and shall be suitable for the application In the US and Canada disconnecting fuse holders can be used Provide over current protection and disconnecting device for supply cond...

Страница 7: ...RideThroughTime 100 msec at 120VAC Output Alarm Contacts all models N C static output 30VAC DC 100mA max 25 C derate 0 56mA per C above 25 C Table 1 1 Energy Meter Specifications Real Energy Pulse Contacts all models AND N O static output Reactive Energy Pulse Contacts 30VAC DC 100mA max 25 C derate 0 56mA per C above 25 C RS 485 Port 2 wire 1200 to 38400 baud Modbus RTU Mechanical Characteristics...

Страница 8: ... pursuant to part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a residential environment This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instruction manual may cause harmful interference to radio communications Operation of this ...

Страница 9: ...ual 026 1726 Rev 2 2 Overview 2 1 Dimensions 2 2 Product Diagram Figure 2 1 Energy Meter Dimensions Figure 2 2 Bottom View DIN Mount Option Figure 2 3 Bottom View Screw Mount Option Figure 2 4 Energy Meter Interface Figure 2 5 Four Output Options ...

Страница 10: ...m Types The Energy Meter Series has a number of different possible system wiring configurations see Section 4 Wiring To configure the meter set the System Type via the User Interface or Modbus register 130 if so equipped The System Type tells the meter which of its current and voltage inputs are valid which are to be ignored and if neutral is connected Setting the correct System Type prevents unwa...

Страница 11: ...asurements Wiring Diagram Number of wires Qty ID Qty ID Type Modbus Register 130 User Interface SETUP S SYS VLL VLN Balance Diagram number Single Phase Wiring 2 1 A 2 A N L N 10 1L 1n AN 1 2 1 A 2 A B L L 11 2L AB 2 3 2 A B 3 A B N L L with N 12 2L 1n AB AN BN AN BN 3 Three Phase Wiring 3 3 A B C 3 A B C Delta 31 3L AB BC CA AB BC CA 4 4 3 A B C 4 A B C N Grounded Wye 40 3L 1n AB BC CA AN BN CN AN...

Страница 12: ...ransducer Potential Transformer Protection containing a voltage disconnect switch with a fuse or disconnect circuit breaker The protection device must be rated for the available short circuit current at the connection point Table 4 1 Diagram Symbols WARNING This product is designed only for use with 1V or 0 33V current transformers CTs DO NOT USE CURRENT OUTPUT For example 5A CTs ON THIS PRODUCT F...

Страница 13: ...ev 2 Figure 4 3 1 Phase Direct Voltage Connection 2 CT Figure 4 4 3 Phase 3 Wire 3 CT no PT WARNING CTs are referenced to the meter s neutral N Figure 4 5 3 Phase 4 Wire Wye Direct Voltage Input Connection 3 CT Figure 4 6 3 Phase 4 Wire Wye Connection 3 CT 3 PT ...

Страница 14: ...current protection should be selected with a time delay The voltage rating should be sufficient for the input voltage applied Provide over current protection and disconnecting devices appropriate for the wiring The earth connection is required for electromagnetic compatibility EMC and is not a protective earth ground Figure 4 7 Direct Connect Control Power Phase to Phase Figure 4 8 Direct Connect ...

Страница 15: ...10 Energy Meter Installation and Operation Manual 026 1726 Rev 2 4 3 Wiring Connection to Site Supervisor Figure 4 11 Site Supervisor Wiring ...

Страница 16: ... the Energy Meter Data wire to the E2 RS485 terminal The shield cable should be connected to the right most terminal When the E2 is at one end of the daisy chain terminate the E2 with all three jumpers in the terminated UP position Figure 4 12 E2 MODBUS connection RS485 MODBUS CONNECTORS E2 Power Interface Board PIB 485 485 0V ECT MODBUS CONNECTOR on the Energy Meter BLACK WHITE SHIELD 485 485 0V ...

Страница 17: ...12 Energy Meter Installation and Operation Manual 026 1726 Rev 2 5 Display Screen Diagram 5 1 LCD Screen 5 2 Buttons Figure 5 1 Energy Meter Screen Figure 5 2 Energy Meter Buttons ...

Страница 18: ...gy Meter the port on the E2 that has the cable connected to the Energy Meter must be configured to use the Energy Meter 1 Log in to the E2 with Level 4 access 2 Press followed by 731 General Controller Info 3 Press c 3 to open the Serial tab of the General Controller Info setup screens 4 This screen will have a Connection field for all COM ports on the E2 Highlight the COM port connection field th...

Страница 19: ...he network list press k and j to scroll through the list The default name for an Energy Meter increments up starting with Energy001 The two and three letter designator does not apply here 6 7 By default each Energy Meter s board number in the network list is indicated by a dash To set the address and begin communication press to Commission If you have more than one MODBUS network specify which net...

Страница 20: ...v This message is likely caused by the Energy Meter having a firmware version older than the minimum revision required by E2 for communication Replace the Energy Meter with a new controller that has the latest version of firmware 6 3 RS 485 Communications 6 3 1 Daisy chaining Devices to the Energy Meter The RS 485 slave port allows the Energy Meter to be connected in a daisy chain with up to 63 tw...

Страница 21: ...hain from device to device without any stubs Use a 150 ohm termination resistor at the end of the bus between the Energy Meter s and terminals not included or use Emerson MODBUS termination block P N 535 2711 Shield is not internally connected to Earth Ground Connect Shield to Earth Ground somewhere on the RS 485 bus When tightening terminals ensure that the correct torque is applied 0 37 0 44 ft ...

Страница 22: ...s to select the voltage mode Current Transducer output voltage b to the CT SZ screen and through the digits Use the or buttons to select the CT size in amps c back to the S CT screen 7 to the S SYS Set System screen a to the SYSTM screen Use the or buttons to select the System Type see wiring diagrams b back to the S SYS screen 8 Optional to the S PT Set Potential Transformer screen If PTs are not...

Страница 23: ...e Energy If any of these parameters are changed the meter will hunt for a new Pulse Duration but will not change the Pulse Energy If it cannot find a solution the meter will display the wrench icon show ConF in the ALARM PULSE screen and enable Energy pulse output configuration error bit in the Modbus Diagnostic Alert Bitmap if equipped 8 2 Set Pulse Energy Wh P In Watt Hour and VAR Hours if prese...

Страница 24: ...an read pulses at a maximum of 5HZ or 5PPS The Energy Meter is capable of pulsing faster than the 5PPS maximum that the MultiFlex board can read Pulses should be greater than 80mS in length at a maximum rate of 5HZ Do not exceed 5PPS For Example Values of 100 250 or 500 will be read by the MultiFlex board Values of 50 25 or 10 will not be read by the MultiFlex board ...

Страница 25: ...Rh Accumulated Reactive Energy KPh KWh Accumulated Real Energy PLOSS PLOSS Phase Loss LOWPF LOWPF Low Power Factor Error F ERR F ERR Frequency Error I OVR I OVR Over Current V OVR V OVR Over Voltage PULSE PULSE kWh Pulse Output Overrun configuration error _PHASE _PHASE Summary Data for 1 2 or 3 active phases ALERT ALERT Diagnostic Alert Status INFO INFO Unit Information MODEL MODEL Model Number OS...

Страница 26: ...MultiFlex I O Board Pulse Limits Standalone Version Only User Interface for Data Configuration 21 10 User Interface for Data Configuration ...

Страница 27: ...22 Energy Meter Installation and Operation Manual 026 1726 Rev 2 11 Alert Reset Information ...

Страница 28: ...MultiFlex I O Board Pulse Limits Standalone Version Only User Interface for Setup 23 12 User Interface for Setup ...

Страница 29: ...24 Energy Meter Installation and Operation Manual 026 1726 Rev 2 ...

Страница 30: ...Pulse Energy 1kWh pulse 144 Demand number of sub intervals per interval 1 block mode 149 Demand sub interval length 900 sec 15 min 150 Modbus Address 001 Modbus Baud Rate 19200 baud Modbus Parity None Log Read Page 0 158 Logging Configuration Register 0 159 Log Register Pointer 1 1 Real Energy MSR 169 Log Register Pointer 2 2 Real Energy LSR 170 Log Register Pointer 3 29 Reactive Energy MSR 171 Lo...

Страница 31: ...ltage input terminals to verify adequate voltage Energy Meter is wired improperly Check all CTs and PTs to verify correct connection to the same service PT polarity and adequate powering See the Wiring section for more information Cannot communicate with Energy Meter from a remote personal computer Energy Meter address is incorrect Verify that the meter is correctly addressed See the User Interfac...

Страница 32: ... 15 AMP 251 1002 0 75 30 AMP 251 1003 0 75 50 AMP 251 1004 1 25 70 AMP 251 1005 1 25 100 AMP 251 1006 1 25 150 AMP 251 1007 1 25 250 AMP 251 1008 1 25 300 AMP 251 1009 1 25 400 AMP Solid Core Current Transducers Part Number Inside Diameter Amperage 251 1020 0 30 5 AMP 251 1021 0 50 15 AMP 251 1022 0 50 30 AMP 251 1023 0 75 50 AMP 251 1024 0 75 70 AMP 251 1025 1 00 50 AMP 251 1026 1 00 70 AMP 251 1...

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Страница 34: ...roducts or servicesdescribed hereinortheir use or applicability Emerson Climate TechnologiesRetail Solutions Inc and or itsaffiliates collectively Emerson reservesthe right to modify the designsor specifications of such products at any time without notice Emerson does not assume responsibility for the selection use or maintenance of any product Responsibility for proper selection use and maintenan...

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