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Figure 7: Blue is RS485 GND, Orange is RS485+, White is RS485-
Figure 8 shows the serial connection on the communications module on AirSmart machines
using the cable supplied in the sequencing kit. The communications module may be used on
machines in the field using AirSmart control systems. The RS485 serial port for sequencing is
located at P19.
Figure 8: Blue is RS485 GND, Orange is RS485+, White is RS485-
3.2 Communication Configuration
In order to set up communication between the machines, the RS485 communications will need to
be configured on the controller. AirSmart sequencing requires a baud rate of 19200, which will be
set automatically after selecting the sequence mode.
Navigate to the communication settings by selecting Menu, Settings, Configuration, and then
Communication, shown in Figure 9. Select the RS485-1 tab then change the mode to
Sequence
– AirSmart.
Machines which have RS485-2 at X03 populated will show an additional tab called