External Control; Rs232 Connection And Port Configuration; Tcp/Ip Control Configuration; Command And Response Format - AVOCOR AVE-30-A Series User Manual

EXTERNAL CONTROL

RS232 Connection and Port Configuration

Connect your control system or PC to the RS232 input of the display via a 9-pin NULL modem
connector cable and set the baud rate to 19200 on your controller device.

TCP/IP Control Configuration

Connect your network, control system, or PC to the display's Ethernet In or Ethernet Out port via a
CAT5 cable. The display must be connected to the network and must have a valid IP address. Configure
your control system to run through TCP port 4884.

Command and Response Format

Any commands sent from an automation/control system or PC to an Avocor display must have the
following format:
[STX] [IDT] [TYPE] [CMD] [VALUE]/[REPLY] [ETX] [CR]
• [STX] indicates the start of the command data (always 07).
•
[IDT] is the display ID (always 01).
•
[TYPE] is the command type:
• 00 = return to host (response from the LCD panel)
• 01 = read / action
•
02 = write
•
[VALUE] is the parameter setting for the command.
• [REPLY] is the parameter setting for the command, acknowledged by the display in its response
to a command.
• [ETX] indicates the end of the command data (always 08).
•
[CR] is the ASCII carriage return key (0x0D).
Revision Date: 09/25/2021
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