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EASTRON SDM630M CT User Manual

SDM630M CT

DIN Rail Energy Meter for Single and Three Phase Electrical Systems

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Measures kWh Kvarh, KW, Kvar, KVA, P,

F, PF, Hz, dmd, V, A, THD,etc.

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Bi-directional measurement IMP & EXP

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Two pulse outputs

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RS485 Modbus

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Din rail mounting 35mm

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1/5A CT connection

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Better than Class 1 / B accuracy

USER MANUAL

2016 V4.7

Содержание SDM630M CT

Страница 1: ... for Single and Three Phase Electrical Systems Measures kWh Kvarh KW Kvar KVA P F PF Hz dmd V A THD etc Bi directional measurement IMP EXP Two pulse outputs RS485 Modbus Din rail mounting 35mm 1 5A CT connection Better than Class 1 B accuracy USER MANUAL 2016 V4 7 ...

Страница 2: ...from a separate auxiliary AC or DC supply Alternatively it can be powered from the monitored supply where appropriate Unit Characteristics The Unit can measure and display Line voltage and THD total harmonic distortion of all phases Line Frequency Currents Current demands and current THD of all phases Power maximum power demand and power factor Active energy imported and exported Reactive energy i...

Страница 3: ...he firmware installed in the unit and its build number 3 The interface performs a self test and indicates the result if the test passes After a short delay the screen will display active energy measurements Measurements The buttons operate as follows 1 Selects the Voltage and Current display screens In Set up Mode this is the Left or Back button 2 Select the Frequency and Power factor display scre...

Страница 4: ... and Current Each successive pressing of the button selects a new range 1 1 Phase to neutral voltages 3p4w 1 2 Phase to neutral voltages 3p3w 2 Current on each phase 3 1 Phase to neutral voltage THD 3p4w 3 2 Phase to neutral voltage THD 3p3w ...

Страница 5: ... Current THD for each phase Frequency and Power factor and Demand Each successive pressing of the button selects a new range 1 Frequency and Power Factor total 2 Power Factor of each phase 3 Maximum Power Demand 4 Maximum Current Demand ...

Страница 6: ...he button select a new range 1 Instantaneous Active Power in kW 2 Instantaneous Reactive Power in kVAr 3 Instantaneous Volt amps in KVA 4 Total kW kVArh kVA Energy Measurements Each successive pressing of the button selects a new range 1 1 Imported active energy in kWh ...

Страница 7: ...energy in kWh 2 1 Imported reactive energy in kVArh 2 2 Exported reactive energy in kVArh 3 1 Total active energy in kWh 3 2 Total reactive energy in kVArh Setting Up To enter set up mode pressing the button for 3 seconds until the password screen appears ...

Страница 8: ...enu Option Selection 1 Use the and buttons to select the required item from the menu Selection does not roll over between bottom and top of list 2 Press to confirm your selection 3 If an item flashes then it can be adjusted by the and buttons If not there maybe a further layer 4 Having selected an option from the current layer press to confirm your selection The SET indicator will appear 5 Having ...

Страница 9: ...tons 2 Press to confirm each digit setting The SET indicator appears after the last digit has been set 3 After setting the last digit press to exit the number setting routine The SET indicator will be removed Change password 1 Use the and to choose the change password option 2 1 Press the to enter the change password routine The new password screen will appear with the first digit flashing 2 2 Use...

Страница 10: ...ich the current and power readings are integrated for maximum demand measurement The options are off 5 8 10 15 20 30 60 minutes 1 From the set up menu use and buttons to select the DIT option The screen will show the currently selected integration time 2 1 Press to enter the selection routine The current time interval will flash 2 2 Use and buttons to select the time required 2 3 Press to confirm ...

Страница 11: ...ation on the meter Notes If it s set as 0 the backlit will always be on 2 Press to enter the selection routine The current time interval will flash The options can be 0 5 10 30 60 120minutes Use and buttons to select the time required Then press to confirm the set up Supply System Use this section to set the type of power supply being monitored 1 From the Set up menu use and buttons to select the ...

Страница 12: ...rned to the main Set up Menu CT The CT option sets the secondary current CT2 1A or 5A of the current transformer CT that wires to the meter 1 From the Set up menu use and buttons to select the CT option 2 Secondary CT setting Press to enter the CT secondary current selection routine 5A 1A 3 Set CT Ratio value Press to enter the CT Ratio setting screen The range is from 0001 to 9999 Example If set ...

Страница 13: ...dary voltage selection routine The range is from 100 to 500V 3 Set PT ratios value Press to enter the PT ratio screen The range is from 0001 to 9999 For example if set the ratio to be 100 it means the primary voltage equals secondary voltagex100 Pulse output This option allows you to configure the pulse output The output can be set to provide a pulse for a defined amount of energy active or reacti...

Страница 14: ... setting and press to return to the main set up menu Pulse rate Use this to set the energy represented by each pulse Rate can be set to 1 pulse per 0 01kWh 0 1kWh 1kWh 10kWh 100 1000kWh It shows 1 impulse 10kWh kVArh 1 From the Set up menu use and buttons to select the Pulse Rate option 2 Press to enter the selection routine The current setting will flash 0 01 0 1 1 10 100 1000kWh kVArh per pulse ...

Страница 15: ...or 60ms It shows pulse width of 200ms 1 1 From the Set up menu use and buttons to select the Pulse width option 1 2 Press to enter the selection routine The current setting will flash Use and buttons to choose pulse width On completion of the entry procedure press to confirm the setting and press to return to the main set up menu Communication There is a RS485 port can be used for communication us...

Страница 16: ... 2 1 Press button to enter the selection routine The current setting will be flashing 2 2 Use and buttons to choose Modbus Address 001 to 247 On completion of the entry procedure press button to confirm the setting and press button to return the main set up menu Baud Rate 1 From the Set up menu use and buttons to select the Baud Rate option ...

Страница 17: ... 4k 4 8k 9 6k 19 2k 38 4k On completion of the entry procedure press to confirm the setting and press to return to the main set up menu Parity 1 From the Set up menu use and buttons to select the Parity option 2 1 Press to enter the selection routine The current setting will flash 2 2 Use and buttons to choose Parity EVEN ODD NONE Default is NONE ...

Страница 18: ...selection routine The current setting will flash 2 2 Use and buttons to choose Stop Bit 2 or 1 On completion of the entry procedure press to confirm the setting and press to return to the main set up menu Note Default is 1 and only when the parity is NONE that the stop bit can be changed to 2 CLR The meter provides a function to reset the maximum demand value of current and power 1 From the Set up...

Страница 19: ...ill flash Press to confirm the setting and press to return to the main set up menu Reverse connected current inputs correction set up 1 use and buttons to select page SET sys cont 2 1 Press to enter Phase A the default is Frd forward 2 2 use and buttons to Phase B or C setting pages ...

Страница 20: ...rrent Phase to neutral voltages 100 to 289V a c not for 3p3w supplies Voltages between phases 173 to 500V a c 3p supplies only Percentage total voltage harmonic distortion THD for each phase to N not for 3p3w supplies Percentage voltage THD between phases three phase supplies only Current THD for each phase Power factor and Frequency and Max Demand Frequency in Hz Instantaneous power Power 0 to 36...

Страница 21: ...ctive energy Wh Class 1 IEC 62053 21 Reactive energy VARh 1 of range maximum Total harmonic distortion 1 up to 31st harmonic Response time to step input 1s typical to 99 of final reading at 50 Hz Auxiliary Supply Two way fixed connector with 2 5mm2 stranded wire capacity 85 to 275V a c 50 60Hz 10 or 120V to 380V d c 20 Consumption 10W Interfaces for External Monitoring Three interfaces are provide...

Страница 22: ...igured from the set up menu Reference Conditions of Influence Quantities Influence Quantities are variables that affect measurement errors to a minor degree Accuracy is verified under nominal value within the specified tolerance of these conditions Ambient temperature 23 C 1 C Input frequency 50 or 60Hz 2 Input waveform Sinusoidal distortion factor 0 005 Auxiliary supply voltage Nominal 1 Auxiliar...

Страница 23: ...EASTRON SDM630M CT User Manual 22 Dimensions Installation ...

Страница 24: ...EASTRON SDM630M CT User Manual 23 ...

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