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EASTRON SDM630M CT User Manual
SDM630M CT
DIN Rail Energy Meter 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
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Table of Contents
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Summary of Contents for Eastron SDM630M CT
- Page 1 EASTRON SDM630M CT User Manual SDM630M CT DIN Rail Energy Meter 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 ...
- Page 2 EASTRON SDM630M CT User Manual Introduction This document provides operating, maintenance and installation instructions. The unit measures and displays the characteristics of single phase two wires (1p2w), three phase three wires(3p3w,) and three phase four wires(3p4w) supplies, including voltage, frequency, current, power ,active and reactive energy, imported or exported.
- Page 3 EASTRON SDM630M CT User Manual Pulse output This provides two pulse outputs that clock up measured active and reactive energy. The constant for active energy is 3200imp/kWh(Terminals 11&12). The pulse width for pulse 1(Terminals 9&10) can be set from the set-up menu.
- Page 4 EASTRON SDM630M CT User Manual Voltage and Current Each successive pressing of the button selects a new range: Phase to neutral voltages(3p4w) Phase to neutral voltages(3p3w) Current on each phase Phase to neutral voltage THD%(3p4w) Phase to neutral voltage THD%(3p3w)
- Page 5 EASTRON SDM630M CT User Manual Current THD% for each phase Frequency and Power factor and Demand Each successive pressing of the button selects a new range: Frequency and Power Factor (total) Power Factor of each phase Maximum Power Demand Maximum Current Demand...
- Page 6 EASTRON SDM630M CT User Manual Power Each successive pressing of the button select a new range: Instantaneous Active Power in kW Instantaneous Reactive Power in kVAr Instantaneous Volt-amps in KVA Total kW, kVArh, kVA Energy Measurements Each successive pressing of the...
- Page 7 EASTRON SDM630M CT User Manual Exported active energy in kWh Imported reactive energy in kVArh Exported reactive energy in kVArh Total active energy in kWh Total reactive energy in kVArh Setting Up To enter set-up mode, pressing the button for 3 seconds, until the password screen appears.
- Page 8 EASTRON SDM630M CT User Manual 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: PASS Err To exit setting-up mode, press repeatedly until the measurement screen is restored.
- Page 9 EASTRON SDM630M CT User Manual 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.
- Page 10 EASTRON SDM630M CT User Manual After setting the last digit, SET will show. Press to exit the number setting 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.
- Page 11 EASTRON SDM630M CT User Manual Press to exit the DIT selection routine and return to the menu. Backlit set-up The meter provides a function to set the blue backlit lasting time. The backlit lasting time is settable Default lasting time is 60minutes For example, if it’s set as 5, the backlit...
- Page 12 EASTRON SDM630M CT User Manual buttons to select the required system option: 1P2(W),3P3(W) ,3P4(W) Press to confirm the selection. SET indicator will appear. Press to exit the system selection routine and return to the menu. SET will disappear and you will be returned to the main Set-up Menu The CT option sets the secondary current (CT2 1A or 5A) of the current transformer (CT) that wires to the meter.
- Page 13 EASTRON SDM630M CT User Manual The PT option sets the secondary voltage (PT2 100 to 500V) of the Voltage transformer (PT) that wires to the meter. From the Set-up menu, use buttons to select the PT option. The screen will show the voltage PT secondary voltage value.
- Page 14 EASTRON SDM630M CT User Manual Press to enter the selection routine. The unit symbol will flash. 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.
- Page 15 EASTRON SDM630M CT User Manual buttons to choose pulse rate. On Completion of the entry procedure, press to confirm the setting and press to return to the main set up menu. Pulse Duration The energy monitored can be active or reactive and the pulse width can be 200, 100 or 60ms.
- Page 16 EASTRON SDM630M CT User Manual RS485 Address (The range is from 001 to 247) From the Set-up menu, use buttons to select the Address ID Press button to enter the selection routine. The current setting will be flashing. buttons to...
- Page 17 EASTRON SDM630M CT User Manual Press to enter the selection routine. The current setting will flash. buttons to choose Baud rate 2.4k. 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.
- Page 18 EASTRON SDM630M CT User Manual On completion of the entry procedure, press to confirm the setting and press to return to the main set up menu. Stop bits From the Set-up menu, use buttons to select the Stop Bit option.
- Page 19 EASTRON SDM630M CT User Manual 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. Reverse connected current inputs correction set-up buttons to select page “SET sys cont”...
- Page 20 EASTRON SDM630M CT User Manual How to operate if phase A is reversely connected Go to phase A setting page Press to enter the selection routine. The Frd will flash. button to change Frd to Rev. Press to confirm the setting and press to return to the main set up menu.
- Page 21 EASTRON SDM630M CT User Manual Imported/Exported reactive energy 0 to 9999999.9 kVArh Total active energy 0 to 9999999.9 kWh Total reactive energy 0 to 9999999.9 kVArh Measured Inputs Voltage inputs through 4-way fixed connector with 2.5mm² stranded wire capacity. single phase two wire(1p2w), three phase three wire(3p3w) or four phase four wire(3p4w) unbalanced.
- Page 22 EASTRON SDM630M CT User Manual 10 = 10 kWh/kVArh 100 = 100 kWh/kVArh 1000=1000 kWh/kVArh Pulse width: 200/100(default)/60ms Pulse output 2 is non-configurable. It is fixed up with total kWh. The constant is 3200imp/kWh. RS485 Output for Modbus RTU For Modbus RTU, the following RS485 communication parameters can be configured from the...
- Page 23 EASTRON SDM630M CT User Manual Dimensions Installation - 22 -...
- Page 24 EASTRON SDM630M CT User Manual - 23 -...