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King Pigeon Communication Co., Ltd.
V1.0
www.iot-solution.com
Modbus to MQTT IoT Gateway
-BL101
5.2.1.3 Add M140T Datapoints
(1) Click M140T, move mouse cursor to the right box, right click mouse to enter
datapoint configuration window
(2) Set datapoint name, for example, DO1
(3) Address Type: Select the address type to be supported by the function code of
datapoint, for example, select 01 reading holding coil for M140T DO as it supports
function code 01; select 02 read input coil for M140T DI as it supports function
code 02
(4) Data Type: Select datapoint data type. For example, select bool for M140T DI &
DO as both are coil type.
(5) Read-write Type
:
Automatic identifying read-write type according to Address Type
(6) Variable Unit: Input any required unit
(7) Starting Address: Input datapint register address, for example, DO1 register
address in M140T is 0, input 0
(8) Adding Qty: if consecutive addresses are collected, the same function code can
multiply be collected
(9) Modbus Mapping Address: Input the address where the collected datapoint is
saved in BL101. It can be any address from 0-2000 but can’t be repeated. For
example, DO1 data is saved in register address 0 of BL101
(10)MQTT Flag: can be any identification mark, but can’t be repeated
(11)Click OK to confirm
Note: After clicking OK to confirm the configuration, datapoints will appear in the box
lik above picture. If more datapoints to be added, right click the box and click Add to