Retry count, Response timeout, Baud rate – ProSoft Technology MVI69-101S User Manual

Page 33: Parity, Rts on, Rts off, Minimum delay

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Configuring the MVI69-101S Module

MVI69-101S ♦ CompactLogix or MicroLogix Platform

IEC 60870-5-101 Slave Communication Module

ProSoft Technology, Inc.

Page 33 of 149

March 16, 2009

2.3.26 Retry Count

0 to 255

In balanced mode, this parameter specifies the number of retries if a response is
not received. In unbalanced mode, this parameter is ignored.

2.3.27 Response Timeout

0 to 65535

This parameter specifies the minimum number of milliseconds to wait for a
response to a primary message. Do not set this parameter too small or timeout
conditions may prevent successful data transmission. If the timeout is
recognized, the message will be retransmitted up to the number of times
specified in the Retry Count parameter. This parameter is only used in balance
mode.

2.3.28 Baud Rate

This parameter specifies the baud rate to be used on the communication channel
(port). Values from 110 to 38.4K are permitted.

2.3.29 Parity

None, Odd, Even

Parity is a simple error checking algorithm used in serial communication. This
parameter specifies the type of parity checking to use.

All devices communicating through this port must use the same parity setting.

2.3.30 RTS On

0 to 65535 milliseconds

This parameter sets the number of milliseconds to delay after RTS is asserted
before the data will be transmitted.

2.3.31 RTS Off

0 to 65535 milliseconds

This parameter sets the number of milliseconds to delay after the last byte of
data is sent before the RTS modem signal will be set low.

2.3.32 Minimum Delay

1 to 65535

This parameter specifies the minimum number of milliseconds to delay before
sending the message (setting RTS high). This can be used when the serial
network requires time for units to turn off their transmitters.

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