Reset Button Description - Ebyte E821-RTU User Manual

Chengdu Ebyte Electronic Technology Co.,Ltd
17 AI4-
1 PWR
2 NET
3 DATA/RST
Note: It is recommended to connect the case to the ground..

2.3 Reset button description

Long press for 5S is valid. After the reset is successful, the RST LED flashes 3 times, the Modbus device address,
RS485 serial port baud rate and parity bit are restored to the factory settings, other configuration parameters are
unchanged.
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Analog signal input
channel 4 negative
LED Indicator light
Power supply indication
Ethernet connection
indication
Data indication/reset
indication
E821-RTU (0400-ETH)User Manual
Analog signal input channel, used in combination
with the positive to collect analog data
Red after power on, long bright
Blue and green two-color LED, the blue LED is long
bright after the Ethernet port TCP/UDP connection is
successful. After power-on, the green LED is lit,
indicating that it is initializing.
Blue and green two-color LED, blue LED flashes
when data is transmitted and received, green LED
flashes 3 times after reset
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