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Eastron SDM530-Modbus, User Manual

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Eastron SDM530-Modbus User Manual Download Page 5

Eastron SDM530-Modbus User Manual

                                                                                                                               

 

 

- 5 -

 

1-1 

 

Instantaneous Active Power in kW 
When it’s exported, there will be a mark 

of minus “

－

”. 

 

1-2 

 

Instantaneous Reactive Power in kVAr 
When it’s exported, there will be a mark 
of minus “

－

”. 

 

1-3 

 

Instantaneous Volt-amps in KVA 
When it’s exported, there will be a mark 
of minus “

－

”. 

 

1-4 

 

Total kW, kVArh, kVA 
When it’s exported, there will be a mark 

of minus “

－

”. 

 

2 

 

Frequency and Power Factor (total) 
 

3 

 

Power Factor of each phase 
 

Summary of Contents for SDM530-Modbus

Page 1: ...e Phase Multi function DIN rail meter Measures kWh Kvarh KW Kvar KVA P F PF Hz dmd V A etc Bi directional measurement IMP EXP Two pulse outputs RS485 Modbus Din rail mounting 35mm 100A direct connection Better than Class 1 B accuracy USER MANUAL 2015 V1 5 ...

Page 2: ... voltage Line Frequency Currents Current demands Power maximum power demand and power factor Active energy imported and exported Reactive energy imported and exported The unit has password protected set up screens for Changing password Demand Interval Time DIT Reset for demand measurements Pulse output duration Two pulse output indicates real time energy measurement An RS485 output allows remote m...

Page 3: ... self test and indicates the result if the test passes After 5 seconds delay the screen will display active energy measurements Measurements The buttons operate as follows 1 Select the Voltage and Current display screens In Set up Mode this is the Up or back button 2 Select the Power Frequency and Power factor display screens In Set up Mode this is the Down button 3 Select the Energy display scree...

Page 4: ...successive pressing of the button selects a new range 1 1 Phase to neutral voltages 1 2 Phase to phase voltages 2 1 Current on each phase 2 2 Neutral current 3 Maximum Current Demand Power and Frequency and Power factor Each successive pressing of the button selects a new range ...

Page 5: ... minus 1 2 Instantaneous Reactive Power in kVAr When it s exported there will be a mark of minus 1 3 Instantaneous Volt amps in KVA When it s exported there will be a mark of minus 1 4 Total kW kVArh kVA When it s exported there will be a mark of minus 2 Frequency and Power Factor total 3 Power Factor of each phase ...

Page 6: ...essive short pressing lasting less than 3s of the button selects a new range 1 1 Total active energy in kWh Total kWh imported exported kWh 1 2 Total Imported active energy in kWh 1 3 Total Exported active energy in kWh 2 1 Total reactive energy in kVArh Total kVArh imported exported kVArh ...

Page 7: ...password screen appears Setting up is password protected so you must enter the correct password default 1000 before processing If an incorrect password is entered the display will show Err To exit setting up mode press repeatedly until the measurement screen is restored Menu Option Selection 1 Use the and buttons to select the required item from the menu 2 Press to confirm your selection ...

Page 8: ...restored Number Entry Procedure When setting up the unit some screens require the entering of a number In particular on entry to the setting up section a password must be entered Digits are set individually from left to right The procedure is as follows 1 The current digit to be set flashes and is set using the and buttons 2 Press to confirm each digit setting The SET indicator appears after the l...

Page 9: ...ng routine and return to the Set up menu SET will be removed DIT Demand Integration Time This sets the period in minutes over which the current and power readings are integrated for maximum demand measurement The options are 1 5 8 10 15 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 Default is 60 2 1 Press ...

Page 10: ... 5minutes from the last time operation on the meter 2 Press to enter the selection routine The current time interval will flash The options can be 0 10 30 60 120 0 means always on Default is 60 minutes Use and buttons to select the time required Press to confirm the set up Pulse output This option allows you to configure the pulse output 1 The output can be set to provide a pulse for a defined amo...

Page 11: ... 2 2 Use and buttons to choose kWh or kVArh On completion of the entry procedure press to confirm the 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 DFt 0 1 1 10 100kWh kVArh It shows 1 impulse 0 01kWh kVArh 1 From the Set up menu use and buttons to select the Pulse Rate option ...

Page 12: ...et up menu Pulse Duration The energy monitored can be active or reactive and the pulse width can be selected as 200 100 default or 60ms It shows pulse width of 100ms 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 Default is 100 Use and buttons to choose pulse width On Completion of the entry procedur...

Page 13: ...play On completion of the entry procedure press to confirm the setting and press to return to the main set up menu To activate the scroll display mode press the lasting for 2seconds on the main interface To close it press button lasting for 2seconds accordingly The default status of scroll display is closed Communication There is a RS485 port can be used for communication using Modbus RTU protocol...

Page 14: ... 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 2 1 Press to enter the selection routine The current setting will flash 2 2 Use and buttons to choose Baud rate 2 4k 4 8k 9 6k default On completion of the entry procedure press to confirm the setting and press ...

Page 15: ...ty 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 On completion of the entry procedure press to confirm the setting and press to return to the main set up menu Stop bits 1 From the Set up menu use and buttons to select the Stop Bit option ...

Page 16: ...ault 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 menu use and buttons to select the reset option 2 Press to enter the selection routine The MD will flash Press to confirm the setting and press to return to the main set up menu Specifications Measured Parameters...

Page 17: ...e maximum Current 0 5 of nominal Frequency 0 2 of mid frequency Power factor 1 of unity 0 01 Active power W 1 of range maximum Reactive power VAr 1 of range maximum Apparent power VA 1 of range maximum Active energy Wh Class 1 IEC 62053 21 Reactive energy VARh 1 of range maximum Interfaces for External Monitoring Three interfaces are provided an RS485 communication channel that can be programmed f...

Page 18: ... digit number 001 to 247 Modbus Word order Hi Lo byte order is set automatically to normal or reverse It cannot be configured 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 Inp...

Page 19: ...Eastron SDM530 Modbus User Manual 19 Dimensions Wiring diagram ...

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