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Eastron SDM120 Modbus, User Manual

The Eastron SDM120 Modbus is a powerful energy meter ideal for monitoring electrical usage in industrial and residential applications. To maximize your experience, we provide a comprehensive User Manual for free download at manualshive.com. This manual offers essential information and instructions on utilizing the product efficiently and effectively.

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Eastron SDM120Modbus User Manual

Jiaxing Eastron Electronic Instruments Co.,Ltd.

Tel: 0086-573-83698881

83698882Fax: 0086-573-83698883

Address: No.1369 Chengnan Road, Jiaxing, Zhejiang, 314001, China.

Web:

www.eastron.com.cn

email:

[email protected]

SDM120Modbus

Single-Phase Multifunction DIN rail Meter



Measures kWh, Kvarh, KW, Kvar, KVA, PF, Hz, dmd, V, A, etc.



Di-directional measurement IMP & EXP



Two pulse outputs



RS485 Modbus

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Din rail mounting 17.5mm

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45A direct connection



Better than Class 1 / B accuracy

User Manual V2.2

2014

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Summary of Contents for SDM120 Modbus

Page 1: ... Road Jiaxing Zhejiang 314001 China Web www eastron com cn email steven eastron com cn SDM120Modbus Single Phase Multifunction DIN rail Meter Measures kWh Kvarh KW Kvar KVA PF Hz dmd V A etc Di directional measurement IMP EXP Two pulse outputs RS485 Modbus Din rail mounting 17 5mm 45A direct connection Better than Class 1 B accuracy User Manual V2 2 2014 ...

Page 2: ...act design and din rail installation provides a easy and economical solution for your metering demand General Specifications Voltage AC Un 230V Voltage Range 176 276V AC Base Current Ib 5A Max Current Imax 45A Mini Current Imin 0 25A Starting current 0 4 of Ib Power consumption 2W 10VA Frequency 50 60Hz 10 AC voltage withstand 4KV for 1 minute Impulse voltage withstand 6KV 1 2uS wavform Overcurren...

Page 3: ... pulse outputs are passive type Pulse output 1 is configurable The pulse output can be set to generate pulses to represent total import export kWh or kVarh The pulse constant can be set to generate 1 pulse per 0 001 default 0 01 0 1 1kWh kVarh Pulse width 200 100 60ms Pulse output 2 is non configurable It is fixed up with total kWh The constant is 1000imp kWh RS485 output for Modbus RTU The meter ...

Page 4: ...al active energy kWh Scroll Display by button There is a button on the front of the meter After initialization and self checking program the meter display the measured values The default page is total kWh If the user wants to check other information he needs to press the scroll button on the front panel Click the button the LCD display will scroll the measurements Keep pressing the button for 3 se...

Page 5: ...ax 0086 573 83698883 Address No 1369 Chengnan Road Jiaxing Zhejiang 314001 China Web www eastron com cn email steven eastron com cn 2 Voltage V 3 Current A 4 Active power W 5 Frequency F 6 Power factor PF 7 Modbus Adress ID Default 001 8 Baudrate Default 2400bps 9 Parity None even odd are optional Default none ...

Page 6: ...n com cn email steven eastron com cn Set up Mode To get into Set up Mode the user need keep pressing the button for 3 seconds the meter LCD will shows SET 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 SDM120C protocol Wiring diagram 1 L in 2 L out 3 4 N 5 6 7 PO 2 Com PO 1 9 10 RS485 B A Dim...

Page 7: ...Jiaxing Eastron Electronic Instruments Co Ltd Tel 0086 573 83698881 83698882Fax 0086 573 83698883 Address No 1369 Chengnan Road Jiaxing Zhejiang 314001 China Web www eastron com cn email steven eastron com cn Installation 35mm DIN Rail ...

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