2.3 Appearance
Appearance and Ports
Figure 2-3 Appearance description
(1) AC output port (L1 OUT/L2
OUT/L3 OUT/N OUT)
(2) External WLAN antenna port
(ANT)
(3) 12 V input/RS485 communication/
external CT input port (12V_IN/
RS485/CT Input)
(4) RS485 communication/DI/12 V
output/DO port (RS485/DI/12
V_OUT/DO)
(5) AC input port (L1 IN/L2 IN/L3 IN/N
IN)
(6) WAN port (WAN)
(7) LAN port (LAN) (8) LED indicator/RST button
EMMA-(A01, A02)
User Manual 2 Product Description
Issue 05 (2024-01-19) Copyright © Huawei Digital Power Technologies Co., Ltd. 16
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