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SmartLi-80Ah
User Manual
Port
Northbound
communicatio
ns port
Northbound
communicatio
ns port
DB26
DO_1
DO_2
EPO
Figure 2-9 COM pins
Table 2-5 COM pin definition
Pin
1
2
3
4
5
6
Issue 02 (2020-05-17)
Silkscreen
Description
RS485
Connects to a third-party network management device
over two wires.
COM
Connects to an UPS.
MDU
Supports FE, RS485, I2C, CAN, and other signals.
DO_1
Reserved.
DO_2
Reserved.
NO
If the normally open (NO) port is connected to the
EPO_12V port, emergency power-off (EPO) is
12V
triggered.
NC
If the normally closed (NC) port is disconnected from
the EPO_12V port, EPO is triggered.
12V
Description
RS485+
RS485-
-
RS485+
RS485-
GND
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