Delta AH500 Hardware Operation Manual page 521

A H 5 0 0 H a r d w a r e a n d O p e r a t i o n M a n u a l
11.3.2.4 Modbus TCP Data Exchange – Special Auxiliary Relays
Device Name
SM700 Enable the execution of data
↓
exchange through Modbus TCP
SM827
connection 1~128
Error flag of data exchange
SM828
↓
through Modbus TCP connection
SM955
1~128
The connection quantity of
SM1089 Modbus TCP Server has reached
its maximum.
11 - 7 2
R/W Description
ON: Enable the execution of data exchange
R/W
through Modbus TCP connection 1~128
ON: Error flag of data exchange through Modbus
R/W
TCP connection 1~128
ON: The connection quantity of Modbus TCP
R
Server has reached its maximum.