ARTHUR HOLM DynamicCableRetract AHDCRHDMI User Manual page 24

AHNET PROTOCOL
CB1
BIT
0
1
2
3
4
5
6
7
To send an order to all the devices, you must use the address:
F6 Hex. (Byte1)
In this case, the units do not send a reply.
Use shielded (FTP) RJ45 cables for RS422 BUS.
24
TOP POSITION
DOWN POSITION
BUTTON LOCKED (1)
FAILURE IN THE SYSTEM (1)