GSM/GPRS/3G/4G/NB-IoT
Sensor To Cloud IoT Series
Page 15 of 37
King Pigeon Hi-Tech. Co., Ltd
Ver 1.1
[Server 2 IP/DNS, Server 2 Port]
Alternate server address, when the first server address connection fails, will automatically connect to
the this server address.
[Server Connection]
Each item can be set up to 60 characters.
[Login Message Strategy]
0: Send Once When Login Server
1: Plus it in front of Every Packet
2: Both of them
[Login Message]
The registration package that the device sends to the server when connecting the server; This item is
the MQTT Client Identifier and Topic Name when the device is the MQTT protocol; The default is to
connect our cloud platform registration code (registration code to be valid after the background binding, if
invalid, please contact after-sales), if necessary to connect to our cloud platform, do not modify.
[Login ACK Message]
The server responds to the registered package (downlink): if this item is set, the server must issue the
corresponding data to the device when registering the connection server; otherwise the device is
considered to have failed to register the connection.
[Logout Message]
The server disconnects the connected package (downlink): the device will automatically disconnect
when it receives this data from the server.
[Server Heartbeat]
Each item can be set up to 60 characters.
[Heartbeat Interval]
Heartbeat package send cycle: range 0~9999 seconds, set to 0 means not to send, default 60 seconds.
[Heartbeat Message]
The device sends the server a heartbeat package to maintain the connection.
[Heartbeat ACK Message]
The server responds to heartbeat package (downlink): if this item is set, the server must send the
corresponding data to the device when receiving the heartbeat package. The connection will be
disconnected if the device does not receive this data more than three times.
[ASCII], [HEX]
Data format, ASCII character or Hexadecimal data, please select according to server protocol.
[Advance]
[How many times to resend when no ACK from server?]
Range 1~9, default 3, it means when the device sends data to the server, the server does not respond
and will repeat sending 3 times.
[When to go offline / reconnect without data?]
Range 0~65535 seconds, default 120 seconds, it means the server has not sent data to the device for a
continuous period of 120 seconds, in normal mode, the device will take the initiative to offline and then
reconnect the server. And in low power mode, the RS485 serial port transmission type device will be
directly offline and close the module to sleep. (This item of other types of Device does not work in low
power mode).
[How long to reconnect after resending failed?]