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Eastron SDM120M User Manual
SDM120M
Single-Phase Multifunction DIN Rail Meter
Measures kWh, kVArh, kW, kVAr, KVA, PF, Hz, dmd, V, A, etc.
Bi-directional measurement IMP & EXP
Two pulse outputs
RS485 Modbus RTU
Din rail 35mm
45A direct connection
Better than Class 1 accuracy
Application
Zhejiang Eastron Electronic Co.,Ltd.
Address: No.52 Dongjin Road, Nanhu, Jiaxing, Zhejiang, China. Web: www.eastron.com.cn email: sales@eastrongroup.com
Tel: 0086-573-83698881
User Manual V3.0
Fax: 0086-573-83698883
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Summary of Contents for Eastron SDM120M
- Page 1 RS485 Modbus RTU Din rail 35mm 45A direct connection Better than Class 1 accuracy User Manual V3.0 Application Zhejiang Eastron Electronic Co.,Ltd. Tel: 0086-573-83698881 Fax: 0086-573-83698883 Address: No.52 Dongjin Road, Nanhu, Jiaxing, Zhejiang, China. Web: www.eastron.com.cn email: sales@eastrongroup.com...
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Page 2: Specification
1% of range maximum Apparent power 1% of range maximum Active energy Class 1 IEC62053-21 Class B EN50470-1/3 Reactive energy Class 2 IEC62053-23 Zhejiang Eastron Electronic Co.,Ltd. Tel: 0086-573-83698881 Fax: 0086-573-83698883 Address: No.52 Dongjin Road, Nanhu, Jiaxing, Zhejiang, China. Web: www.eastron.com.cn email: sales@eastrongroup.com... - Page 3 Modbus Address: 1 to 247 (default 1) Mechanics Din rail dimensions 18x118x64 (WxHxD) DIN 43880 Mounting DIN rail 35mm Ingress protection IP51 (indoor) Material Self-extinguishing UL94V-0 Zhejiang Eastron Electronic Co.,Ltd. Tel: 0086-573-83698881 Fax: 0086-573-83698883 Address: No.52 Dongjin Road, Nanhu, Jiaxing, Zhejiang, China. Web: www.eastron.com.cn email: sales@eastrongroup.com...
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Page 4: Operation
Keep pressing the button for 3 seconds, the meter will enter into set-up mode. Total active energy（kWh） Display format：0000.009999.9910000.0 99999.90000.00 Import active energy（kWh） Display format：0000.009999.9910000.0 99999.90000.00 Zhejiang Eastron Electronic Co.,Ltd. Tel: 0086-573-83698881 Fax: 0086-573-83698883 Address: No.52 Dongjin Road, Nanhu, Jiaxing, Zhejiang, China. Web: www.eastron.com.cn email: sales@eastrongroup.com... - Page 5 Active power (W) Frequency ( F ) Power factor ( PF) Modbus address ( ID) Default: 001 Baud rate Default : 2400bps Zhejiang Eastron Electronic Co.,Ltd. Tel: 0086-573-83698881 Fax: 0086-573-83698883 Address: No.52 Dongjin Road, Nanhu, Jiaxing, Zhejiang, China. Web: www.eastron.com.cn email: sales@eastrongroup.com...
- Page 6 The digits will flash, press the button to choose baud rate options (from 1200 to 9600 bps), then waiting for 4 seconds Zhejiang Eastron Electronic Co.,Ltd. Tel: 0086-573-83698881 Fax: 0086-573-83698883 Address: No.52 Dongjin Road, Nanhu, Jiaxing, Zhejiang, China. Web: www.eastron.com.cn email: sales@eastrongroup.com...
- Page 7 The user can program the meter parameters by sending correct command via RS485 port. The protocol is Modbus RTU. For the details. Please look at the “Eastron SDM120-M Modbus protocol”. Wiring Diagram 1 / 2: L-in/ L-out...
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Page 8: Installation
Input Register Parameter Modbus Protocol Start Address Hex (Register) Parameters Unit Format Hi byte Low Byte Voltage 30001 Volts Float Zhejiang Eastron Electronic Co.,Ltd. Tel: 0086-573-83698881 Fax: 0086-573-83698883 Address: No.52 Dongjin Road, Nanhu, Jiaxing, Zhejiang, China. Web: www.eastron.com.cn email: sales@eastrongroup.com... -
Page 9: Protocol Description
Demand Period Float cause the demand to show the current parameter value, and demand max to show the maximum parameter value Zhejiang Eastron Electronic Co.,Ltd. Tel: 0086-573-83698881 Fax: 0086-573-83698883 Address: No.52 Dongjin Road, Nanhu, Jiaxing, Zhejiang, China. Web: www.eastron.com.cn email: sales@eastrongroup.com... - Page 10 0-30s Default 0:does not display in turns 463745 Time of scroll display Length : 2 byte Data Format : BCD Zhejiang Eastron Electronic Co.,Ltd. Tel: 0086-573-83698881 Fax: 0086-573-83698883 Address: No.52 Dongjin Road, Nanhu, Jiaxing, Zhejiang, China. Web: www.eastron.com.cn email: sales@eastrongroup.com...
- Page 11 Data Format: Unsigned int32 Meter code = 00 20 Length: 2 bytes 464515 Meter code Data Format: Hex Note: read only Zhejiang Eastron Electronic Co.,Ltd. Tel: 0086-573-83698881 Fax: 0086-573-83698883 Address: No.52 Dongjin Road, Nanhu, Jiaxing, Zhejiang, China. Web: www.eastron.com.cn email: sales@eastrongroup.com...
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