Envision Peripherals manual 2-17, Pin Connector, NV3128 RS-422A Machine-Control Routing Switch

OPTIONII:If the controlling RS232 device communicates over a 25- pin serial port:

1.Configure the Control Interface Module as a DTE

2.Create (or buy) a 9-pin (male) to 25-pin (female) cable using the 9-pin to 25-pin RS-232 wire list below.

9-PIN CONNECTOR	25-PIN CONNECTOR
1	8
2	3
3	2
4	20
5	7
6	6
7	4
8	5
9	22

OPTION III: If the controlling RS232 device communicates over a 9-pin serial port:

1.Configure the Control Interface Module as a DCE.

2.Connect the Control Interface Module and the controlling device using a 9-pin to 9-pin (male to female) cable, connected straight through ( no exchange of pins).

NV3128 RS-422A Machine-Control Routing Switch 2-17