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Redial random delay, Idle timeout, Phone number – ProSoft Technology MVI71-DNP User Manual

Page 30: Collision avoidance, Cd idle time, Cd random time, Cd time before receive, Bi class

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MVI71-DNP ♦ PLC Platform

Installing and Configuring the Module

DNP 3.0 Master/Slave Communication Module

Page 30 of 172

ProSoft Technology, Inc.

August 23, 2007

Redial Random Delay

Redial Random Delay : 150 #0-65535 1/10 seconds random before redial attempt

Defines a random millisecond time range to be added to the redial delay time
before the modem is accessed.

Idle Timeout

Idle Timeout : 200 #0-65535 1/10 seconds inactive timeout

Defines the number of milliseconds the modem is inactive before it will
disconnect.

Phone Number

Phone Number : ATDT18001234567

This field contain a null-terminated, ASCII character string used by the dial-up
modem. The string must contain all characters required by the modem. An
example string is ATDT18001234567. Maximum length is 34 bytes including the
terminating 0.

Collision Avoidance

Collision Avoidance : No #Use Collision Avoidance (Yes or No)

This parameter defines if collision avoidance will be utilized on the primary DNP
slave port.

CD Idle Time

CD Idle Time : 10 #0-32000 mSec min idle time before transmit

Defines the minimum number of milliseconds to wait before transmitting a
message after the CD signal is recognized as low.

CD Random Time

CD Random Time : 15 #0-32000 mSec random idle time before transmit

Defines the range of random time to be added to the CD Idle Time before a
message will be transmitted from the slave.

CD Time Before Receive

CD Time Before Receive : 5 #0-65535 milliseconds before receive

Defines the number of milliseconds to wait before receiving characters after the
CD signal is recognized as high.

BI Class

0=disable, else 1 to 3

This parameter specifies the default class to be utilized for all the binary input
points in the DNP database that are not defined in the override list section.