Apax-5490 4-Port Rs-232/422/485 Communication Module; Table 3.2 - Advantech APAX-5013 User Manual

Table 3.2:

Note! It will be better to add the terminal resistor on one side for transmission
stability.
3.4.3

APAX-5490 4-port RS-232/422/485 Communication Module

The APAX-5490 is equipped with four RS232/422/485 ports, which can issue com-
mands to control other devices. It is fully integrated with the APAX-5580 series and
transmits data to through the COM port. The integrated system is an intelligent stand-
alone system and can connect and issue commands to control devices such as print-
ers and PLCs in remote factory location.
Figure 3.64 APAX-5490 Module Front View and connection example
APAX-5000 I/O Series User Manual
Table 3.3: Configuration Settings
SW1 and SW2 Settings
PIN ON
1 120 Ohm
2 Reserved
106
OFF
NONE
Reserved