Equinox Systems Convertor RS232-RS485 Benutzerhandbuch

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RS232-RS485 Convertor Manual V1.02 28/06/01 
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1.0 Overview 
The RS-232 to RS-485 Convertor module converts RS-232 levels from a PC COM port to 
RS-485 levels suitable for interfacing with the Equinox PRO101, PRO104 and PRO108 
Production ISP programmers. The module provides an optical isolation barrier between the 
PC COM port and the RS-485 bus which serves to protect the PC from ESD damage. 
 
1.1 System Contents 
The RS-232 to RS-485 module package should contain the following items: 
 
Quantity  Item description 
RS232 – RS485 Convertor Module 
Mains – DC Switchmode Power Supply Adaptor  
 
Order code:              Mains Input Voltage & plug type (Vrms):  
RS485-C1(UK)   
UK 3-pin 240V @ 50Hz   
RS485-C1(EU)   
Euro 2-pin 230V @ 50Hz  
RS485-C1(US)   
US 2-pin 110V @ 60Hz   
RS485-C1(AS)   
ASIA 3-pin 240V @ 50Hz 
 
Output voltage: +9.0V DC (regulated) @ 1.5A 
9-way D to 9-way D PC Serial Cable (1.5m) 
9-way D to 25-way D PC COM Port Adaptor 
RJ11 RS485 flat cable (1.5m) 
RJ11 RS485 flat cable (0.5m) 
User Manual (RS232 to RS485 Convertor) 
Figure 1