Configuringthers-232serialtodh, Configuring the rs-232 serial to dh, Preface – Rockwell Automation 9330-CC ControlGuardian User's Guide User Manual

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Preface

ControlGuardian User’s Guide

3-6

Configuring the RS-232 Serial to DH

You can use the serial port (COM1, COM2, or user specified) of your programming
terminal and one of the following methods to attach to the network link or to

a processor:

direct connect through the serial port (channel 1 on a 1775-KA module;
channel 0 on an enhanced PLC-5 processor)

a 1770-KF2, series B communication interface module, standalone unit

a 1785-KE communication interface module, resides in a 1771 I/O rack

a 1771-KE communication interface module, resides in a 1771 I/O rack

a 1771-KF communication module, standalone unit

For information on the configuration characteristics for RS-232 Serial to DH, see

Table 3.C.
Table 3.C

Configuration Characteristics for RS-232 Serial to DH

If you want to:

Press this key:

Assign a unique communication device name (1-8 characters). This field

must be defined for the software to accept the configuration. You cannot

modify this field after you accept the configuration.

Device Name

Assign a description for a communication device (1-50 characters). You

must define this field for the software to accept the configuration.

Enter Device Description

Select the RS-232 Serial to DH option.

Select Interface Hardware

Assign a timeout for processor reply. Available choices are: 15, 20, 25, 30,

35, 40, 45, 50, 55 and 60 seconds. The default is 20 seconds.

Online Wait for Reply

Select your serial port setting. Toggle between COM1 and COM2. The

default is COM1.

Serial Port

Define a communication rate to send information. Toggle through 300, 600,

1200, 2400, 4800, 9600 and 19200 baud rates. The default is 19200 baud.

Baud Rate

Choose the method of error checking your computer will support. Toggle

between even and none. The default is none.

Parity

Choose the serial protocol. Toggle between Half Duplex and Full Duplex.

The default is Full Duplex.

Serial Protocol

Set error detection. Toggle between:
·BCC

The computer sends and accepts messages that end with a BCC

byte for error checking.

·CRC

The computer sends and accepts messages with a 2-byte CRC

for error checking.

The default is BCC.

Ctrl

Error Checking Mode

Choose your interface module type. Toggle between: KF, KG, and IDH. The

default is KF.

Ctrl

Interface Module Type

Enter the source station number. Parameters are: 0-77 and 110-376.

Ctrl

Source Station Number