 
 
115 
Multi-4ALL/cPCI 
-RS485 Model 
 
1. RS485 Jumper Setting 
 
 
2. 9Pin Connector (Female) 
 
 
3. Switching Modes 
Either Point-to-Point or Multi-Drop mode can be selected by software on device driver 
installation. Point-to-Point mode is set to default. 
 
4. Line Connection