2.1 Overview ...................................................................................................................................................................... 3

2.2 Appearance ................................................................................................................................................................... 6

2.3 Nameplate Description ............................................................................................................................................... 10

2.4 Typical Networking Scenarios .................................................................................................................................... 12

2.5 System Wiring Diagram.............................................................................................................................................. 14

3 Device Installation ...................................................................................................................... 23

3.1 Precautions .................................................................................................................................................................. 23

3.2 Checking Before Installation ...................................................................................................................................... 23

3.3 Tools ........................................................................................................................................................................... 24

3.4 Determining the Installation Position ......................................................................................................................... 26

3.5 Installing a SmartLogger ............................................................................................................................................ 28

3.5.1 Installing a SmartLogger on a Wall ......................................................................................................................... 28

3.5.2 Installing a SmartLogger Along a Guide Rail .......................................................................................................... 31

4 Electrical Connection .................................................................................................................. 35

4.1 Precautions .................................................................................................................................................................. 35

4.2 Preparing an OT Terminal........................................................................................................................................... 35

4.3 Connecting Cables to the Terminal Block on the COM Port ...................................................................................... 36

4.4 Connecting a PE Cable to the SmartLogger ............................................................................................................... 37

4.5 Connecting the SUN2000 ........................................................................................................................................... 38

4.5.1 Connection Description ........................................................................................................................................... 38

4.5.2 Connecting the SUN2000 Over RS485 ................................................................................................................... 38

4.5.3 Connecting the SUN2000 Through AC Power Cables ............................................................................................ 44

4.5.4 Connecting Multiple SUN2000s .............................................................................................................................. 45

4.6 Connecting an EMI ..................................................................................................................................................... 47

4.6.1 Connection Description ........................................................................................................................................... 47

4.6.2 Connecting the SmartLogger to an EMI That Supports Standard Modbus-RTU ..................................................... 47

4.6.3 Connecting the SmartLogger to a Split EMI ........................................................................................................... 48

4.7 Connecting a Power Meter ......................................................................................................................................... 53

Issue Draft A (2017-02-15)

Huawei Proprietary and Confidential

Contents