Huawei iSitePower-M V100R002C00 - Page 39

Pin Signal Description Function
Note [1]: For a genset that starts when the dry contact is open, connect the
signal cable to ports NO and COM. For a genset that starts when the dry
contact is closed, connect the signal cable to ports NC and COM.
WiFi Switch
The power module has a built-in WiFi module. You can press the WiFi switch to
enable or disable WiFi and reset the passwords of WiFi and the monitoring unit.
● Enable/Disable WiFi: Hold down the WiFi switch for at least 10s to enable or
disable WiFi. The WiFi function is disabled by default.
● WiFi password and monitoring unit password reset: Press the WiFi switch for
three consecutive times within 10s. Wait for more than 1s and press the
switch again to reset the WiFi password and monitoring unit password.
Communications Ports
Table 3-3 Communications port description
Port
Communications
Parameter
Communications
Protocol
Function
COM-PAR Baud rate: 1 Mbit/s CAN protocol Parallel
communications
port for power
modules
COM-BAT Baud rate: 250 kbit/s CAN protocol Parallel
communications
port between
the battery
module and
power module
FE 10M/100M
autonegotiation
FE1: BIN protocol/
HTTPS protocol
Parallel control
communications
port
FE2: TCP-Modbus
protocol
NOTE
The preceding ports are protected by security mechanisms.
iSitePower-M V100R002C00 User Manual
(MAP05A1, MAB05B1)
iSitePower-M V100R002C00 User Manual
(MAP05A1, MAB05B1) 3 Components
Issue 01 (2022-07-15) Copyright © Huawei Technologies Co., Ltd. 30