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

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

2.3 Nameplate Description ............................................................................................................................................... 12

2.4 Typical Networking Scenarios .................................................................................................................................... 14

2.5 System Wiring Diagram.............................................................................................................................................. 17

3 Device Installation ...................................................................................................................... 31

3.1 Precautions .................................................................................................................................................................. 31

3.2 Checking Before Installation ...................................................................................................................................... 31

3.3 Tools ........................................................................................................................................................................... 32

3.4 Determining the Installation Position ......................................................................................................................... 34

3.5 Installing a SmartLogger ............................................................................................................................................ 36

3.5.1 Installing a SmartLogger on a Wall ......................................................................................................................... 36

3.5.2 Installing a SmartLogger Along a Guide Rail .......................................................................................................... 39

4 Electrical Connection .................................................................................................................. 43

4.1 Precautions .................................................................................................................................................................. 43

4.2 Preparing an OT Terminal........................................................................................................................................... 43

4.3 Connecting Cables to the Terminal Block on the COM Port ...................................................................................... 44

4.4 Connecting a PE Cable to the SmartLogger ............................................................................................................... 45

4.5 Connecting the SUN2000 ........................................................................................................................................... 46

4.5.1 Connection Description ........................................................................................................................................... 46

4.5.2 Connecting the SUN2000 over RS485 .................................................................................................................... 46

4.5.3 Connecting the SUN2000 Through AC Power Cables ............................................................................................ 52

4.5.4 Connecting Multiple SUN2000s .............................................................................................................................. 54

4.6 Connecting an EMI ..................................................................................................................................................... 56

4.6.1 Connection Description ........................................................................................................................................... 56

4.6.2 Connecting the SmartLogger to an EMI That Supports Standard Modbus-RTU ..................................................... 57

4.6.3 Connecting the SmartLogger to a Split EMI ........................................................................................................... 58

4.7 Connecting a Power Meter ......................................................................................................................................... 62

Issue 04 (2018-04-10)

Huawei Proprietary and Confidential

Contents