Sunways ST 1000 Installation guide

Brand: Sunways

Model: ST 1000

Type: Installation guide

Sunways ST 1000 is a versatile and feature-rich device that can help you optimize your energy consumption, monitor your solar power system, and stay connected to your home's energy data. With its intuitive interface and powerful capabilities, the ST 1000 is the perfect tool for homeowners who want to take control of their energy usage.

Here are just a few of the things that the ST 1000 can do:

Monitor your solar power system's performance in real time, including PV voltage and current, grid voltage and current, and grid frequency.
Track your energy consumption and identify areas where you can save money.

Here are just a few of the things that the ST 1000 can do:

Monitor your solar power system's performance in real time, including PV voltage and current, grid voltage and current, and grid frequency.
Track your energy consumption and identify areas where you can save money.

Sunways Datalogger ST 1000

Installation Guide

Energy Connects All

01 Product Introduction

02 Installation Wiring

03 RS485 Address Setting

04 Configure Datalogger

05 Communication Configuration

CONTENTS

1. Product Introduction

Indicator description

Indicator Status Description

operation Always on Normal

Off No power

Alarm Off Normal

Always on Data logger has fault

Connection Always on All PV inverters connected to the

datalogger are online

Flash

One or more PV inverters connected to the

datalogger are offline

Communication

Always on Communication with server is normal

Slow flash Datalogger is not connected tot the router

or not connected to the base station.

Quick flash Datalogger is connected to the router or

connected to the base station but not

connected to the server.

1. Product Introduction

WIFI Antenna

12V DC Input

Power Port Lan port

Three RS485

communication ports

(30 units can be connected

to each port)

Meter connection port

2.1 Datalogger Wiring

Meter Datalogger

21 4A

22 4B

AC 220/230V

Cable Specification：

two core, twisted pair,

2x1.5mm², shielding,

pure copper RS485

signal wire.

Port 1 Port 1

Connection in daisy chain

2.2 Inverter Wiring

Port 2Port 1

Port

Datalogger RS485 A

Datalogger RS485 B

Datalogger RS485 A

Datalogger RS485 B

STT 4-25KTL STT 50-125KTL

Port 1 Port 2

2.3 Meter Wiring

Meter Grid

Ua L1

Ub L2

Uc L3

N N

Phase Meter & CT Direction

L1 Ia* -S1

Ia-S2

P1: House (Load)

P2: Grid

L2 Ib* -S1

Ib-S2

P1: House (Load)

P2: Grid

L3 Ic* -S1

Ic-S2

P1: House (Load)

P2: Grid

Cable

Specification：

1mm² pure

copper cable Cable Specification：

twisted pair, 2x2.5mm²,

shielding, pure copper wire.

3.1 Inverter RS485 Address Setting

Set the address starting from 1, the recommended maximum value is set to 90.

The default Modbus address is 247.

The set value can’t be repeated.

Main Window

PV Voltage

PV Current

Grid Voltage

Grid Current

Grid Freq

E-Day E-Total H-Total Model

Name

General

Settings

System Info

Waiting Checking Normal Fault Info

Short press(1s),switch window

Long press(3s),enter the lower Menu

Modbus

Addr

Setting

3.2 Meter RS485 Address Checking

①Follow step 1 to check if the RS485 address setting is

correct. The correct address is 003.

②If not, please follow step 2 and change it.

Note:

After confirming the Bus 1 address, don’t change other

parameters, otherwise it will affect the meter accuracy.

Total active

power Ua/Ub/Uc Ia/Ib/Ic Frequency Addr 003

PASS 0001 BUS1

003AddrBUS1Srueno

Yes

0000 Addr

Step 1

Step 2

4 Configure Datalogger

Router

Sunways

server

Fixed IP 10.10.100.254

Step 1: connect the inverter to the datalogger through a ethernet cable.

4 Configure Datalogger

1. Open network & internet settings.

2. Click ‘Ethernet’ in the network & internet list.

3. Double click ethernet icon.

4. Find IP settings and click ‘Edit’.

Step 2: Change computer network adapter settings.

4 Configure Datalogger

5. Choose ‘Manual’ on the Edit IP setting page

and open IPv4 edit button.

6. Finally, enter the information as shown.

4 Configure Datalogger

1. Open the browser, enter URL 10.10.100.254

2. Fill in the account ‘admin’ and the default password ‘admin12’.

4 Configure Datalogger

All datalogger information is shown on overview page.

4 Configure Datalogger

3. Set the CT ratio, if the

nameplate on the CT marked

200/5A, the ratio is 40.

2. Select the total number of

inverters connected to the

datalogger

1. Enable the Export limit and fill

in the Export power value. If fill

in the value 0 means zero export.

4. Set the COM4 port according

to your needs, if nothing is

connected, don’t need to set.

5 Configure Datalogger

a) Search for the WIFI name “ WIFI-AP********”, which released by the datalogger and connect to the hotspot.

b) Open the URL 10.10.100.254, and input username and password “admin”.

c) Click “STA Setting”, then click “Scan”, you can find the router WIFI signal.

(Note: Only support 2.412GHZ-2.484GHZ router)

a) Finally, input the password in the blank and click “Save”. If the WIFI connection is successful, the indicator on the datalogger will be always on.

Sunways ST 1000 Installation guide

Brand: Sunways

Model: ST 1000

Type: Installation guide

Here are just a few of the things that the ST 1000 can do:

Monitor your solar power system's performance in real time, including PV voltage and current, grid voltage and current, and grid frequency.
Track your energy consumption and identify areas where you can save money.

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Sunways ST 1000 Installation guide

Sunways ST 1000 Installation guide

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