FR-DCMG DC System Monitor User Manual Fonrich New Energy Technology Co., Ltd.
default interface of MODBUS mode, it will be shown like below:
The histogram shows the current value of every channel, the current value ranges from -2A to
10A. For the hall sensors are four channel sensors, so in the histogram every four channels will
be indicated from another four channels which means that from left to right is channels 1-4,
channels 5-8, channels 9-12 and so on. If there is no button operations in 15 seconds, the
brightness of the LCD will decrease.
If the 'Arc mark' is show, it means the current sensor is with Arc Fault Detect.
Parameters setting interface
When the key “SET” is pressed in the histogram interface the device will enter MODBUS
parameter setting interface, the device can communicate through RS485 in the other two mode
also but the modbus related parameter should be set in the MODBUS mode. MODBUS
parameter setting interface comes up as below:
A
mong which
BPS：MODBUS communication baud rate , the selectable rate are 2400、 4800、
9600(default rate), 19200、38400.
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