HMI Accessories

AirHMI Programmer (USB – TTL / RS485 / RS232)

Product code: AIR0

USB converter for TTL (UART), RS485 or RS232 communication from your PC. The protocol is selected with the switch on the module; used for programming and managing AirHMI displays.

  • ConnectivityUSB
  • ProtocolTTL · RS485 · RS232
  • UseProgramming

About the Product

Select the protocol your device uses and communicate easily from your PC.

It lets you communicate at the desired baud rate using the selected protocol.

Switching between protocols is done with the switch on the module.

Technical Specifications

Protocol selection (switch)

TTL (UART)All switches off
RS4851-2 ON, 3-4 OFF
RS2321-2 OFF, 3-4 ON

General

PC connectionUSB
Baud rateAny desired value

Applications and Compatibility

Where is it used?

  • Programming and testing AirHMI displays from a PC
  • Communicating from a PC with devices on an RS485 / Modbus RTU line
  • Testing RS232 and TTL (UART) devices over the serial port

Frequently asked questions

How is the protocol selected?

With the switch on the module: all switches off for TTL (UART); 1-2 ON, 3-4 OFF for RS485; 1-2 OFF, 3-4 ON for RS232.

Is there a baud rate limit?

It communicates at any desired baud rate.

Compatible products

Other HMI Accessories

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