Txtimer – Echelon OpenLNS User Manual

Page 949

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OpenLNS Programmer's Reference

912

systemObject

The System object to be acted on.

Data Type

TemplateLibrary object

.

Read/Write

Read only.

Added to API

Prior to LNS Release 3.0.

TxTimer

Summary

Sets the value of the transmit timer used for network

management messages.
You can use this property to specify the interval between

between retries for acknowledged (lcaSvcAckd) and request

(lcaSvcRequest) messages sent during network

management operations. LNS retries message transmissions

when no acknowledgment of (or response to) an original

message is received

This interval applies to network management messages only.
To set this interval for monitor and control messages for

temporary monitor points, use the DsTxTimer property.
To set this interval for monitor and control messages for

permanent monitor points, use the ConnectDescTemplate

object’s TransmitTimer property for connections involving

those monitor points.

Availability

Local, full, and lightweight clients.

Syntax

timerValue = systemObject.

TxTimer

Element

Description

repeatTimerValue

The encoded value of the repeat timer.
The default value for this property is

determined based on the network

topology. It is recommended that you

do not change this from the default

value. If the default value is not

suitable for your application, it is

recommended that you use the Delay

property of each Channel object on the

network to ensure that each message

is sent at the correct interval.
However, this property does accept a

range of encoded values from 0 to 15.

The encoded repeat timer values are

as follows:

Encoded Value Seconds

0

0.016

1

0.024

2

0.032

3

0.048

4

0.064

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