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Parameters
Channel ID
Select the channel ID you want to configure from 16 channels.
Name
Customize the name to identify every Modbus channel.
Slave ID
Set Modbus slave ID of terminal device.
Address
The starting address for reading.
Set read how many digits from starting address. For LoRaWAN
Quantity
it fixes to 1; for cellular version, it can be set as 1 to 4.
Type
Select data type of Modbus channels.
Set the Modbus data reading order if you configure the type as Input
register or holding register.
Byte Order
INT32/Float: ABCD, CDBA, BADC, DCBA
INT16: AB, BA
Sign
The tick indicates that the value has a plus or minus sign.
After click, IOT-C300-4G will send Modbus read command to test if it
can read correct values.
Example: as this setting, the device will send command: 01 03 00 00 00
01 84 0A
Fetch
4. Click "Fetch" to check if IOT-C300-4G can read correct data from terminal devices.
Note: Do not click "Fetch" frequently since response time to reply is differ for every
terminal device.
4.3.5 RS232 Settings
IOT-C300-4G has one RS232 interface for transparent communication. Usually it will
use different tunnels from other data interfaces to communicate with server.
Description
®
version,
20
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