46
The codes for the Modbus functions used are:
-
1 or 2: Read n bits
-
3 or 4: Read multiple registers (16 bits)
-
5: Write one bit
-
6: Write one register
-
8: Read diagnostics counters
-
11: Read event counter
-
15: Write n bits
-
16: Write multiple registers (16 bits)
NB: The JBus addresses are equal to the "Modbus address" - 1
5.3.3
Modbus TCP connection
The Modbus TCP protocol connection requires a communication card to be connected and configured as shown below. The speed
(baud rate) must be identical in the communication menu.
Summary of Contents for AirCompact Control
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