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Connecting Meter

4.

Shenzhen Growatt New Energy Technology CO.,LTD

No.28 Guangming Road, Shiyan Street, Bao’an District, 

Shenzhen, P.R.China

No.28 Guangming Road, Shiyan Street, Bao’an District, 

Shenzhen, P.R.China

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 +86 0755 2747 1942

 +86 0755 2747 1942

www.ginverter.com

www.ginverter.com

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service@ginverter.com

service@ginverter.com

Download
Manual

Growatt New Energy

The following table describes how we can connect EASTRON meter (SDM230-Modbus) to inverter:

The following table describes how we can connect CHINT meter (DDSU666) to inverter:

Meter Pin NO.

Description

Meter Connection

1

2

3

4

7

8

L-in

L-out

N-in

N-out

RS485A

RS485B

Grid L

COM Pin 7 RS485A2

COM Pin 8 RS485B2

Inverter L & Load L

Grid N

Inverter N & Load N

Inverter L & Load L

Grid N

Inverter N & Load N

Meter Pin NO.

Description

Meter Connection

1

2

3

4

5

6

L-in

L-out

N-in

N-out

RS485A

RS485B

Grid L

COM Pin 7 RS485A2

COM Pin 8 RS485B2

Verifying the Installation

1.The MIC TL-X series is installed correctly and securely.

2.The Monitor is installed correctly and securely.

3.The Ground cable is connected correctly and securely.

4.The DC switch and all the switches connecting to the MIC TL-X series are OFF.

5.The AC output power cable, DC input power cable and signal cable are connected correctly and securely.

6.Unused terminals and ports are locked by watertight caps.

5.

Powering On the System

Step1: Turn on the AC switch between the MIC TL-X series and the 
power grid.
Step2: Turn on the DC switch at the bottom of the MIC TL-X series.
Step3:  When  the  OLED  show  ”Set  country”,  Please  Set  the  country 
follow the below step otherwise skip all steps.

 

Set

 

Country

  xxxxxxxx

Step4: Single touch to switch Country, such as 

 

Set

 

Country

Newzealand

Step5:

 Press the touch key for 5s,the OLED shows Country setting is 

complete.

 

Set

 

OK

Touch button

Single touch

Double touch

Three touch

Hold 5s

Description

Switch display or 1

Enter 

Previous menu

Confirm Country setting or

Number recover default value

6.

Tips:

1.If the LED light is green, the system is operating normally.
2.You can reset the country by “Set Country” in the submenu of “Set parameter”.

Export limitation setting

7.

Exporlimit
OFF     

ON

Meter

CT

Set OK

Set parameter

General

Advanced 

Password

123

ExportLimit Rate

XXX.X%

Under the permission given by your energy provider, the ratio of your system output power divided by the rated power of the inverter is called 
Export Limit Rate. For instance, if the energy provider only accepts 4kW from your 5KW system, then the Export Limit Rate of 5kW inverter is 
80.0%. 

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AC Breaker

AC Breaker

Grid L

Note: 

For Australian market, installers can connect pin3 or pin4 to the neutral links/bars.

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