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Echelon i.LON SmartServer 2.0 User Manual

Page 270

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i.LON SmartServer 2.0 Programmer’s Reference

16-3

Property Description

If it is not UTC, time shift has to be defined:
2008-02-28T09:59:53.660+01:00

A user-defined description of the channel. This can be a
maximum of 201 characters long.

The name of the file on the SmartServer flash disk containing
the configuration of the M-Bus channel. This property is always
MBS_Channel_Cfg.htm.

The handle assigned to the M-Bus channel assigned by the
SmartServer. When you use the Set function to modify the
configuration of an existing M-Bus channel, you must specify
the channel’s handle. If you do not specify the handle, a new
channel is created. You cannot use the Set function to modify
the handle assigned to the channel.

The channel type. This property may be one of the following
values:

• CT_RS485_MASTER. RS-485 is a balanced line,

half-duplex system that allows transmission distances of up
to 1.2 km. RS-485 allows for transmission over longer
distances at higher speeds. This is the default.

• CT_RS232_MASTER. RS-232 uses serial binary data for

transmitting data between two devices.

This element contains the following options for M-Bus
channels:

. The baud rate at which the SmartServer

communicates with the M-Bus devices on the channel. The
default value is MS_2400. This property may be one of the
following values:

ƒ MS_300
ƒ MS_600
ƒ MS_1200
ƒ MS_2400
ƒ MS_4800
ƒ MS_9600

. The data bit size for messages sent over the

M-Bus network. A data bit is a group of 5 to 8 bits that
represents a single character of data for transmission over
the network. Data bits are preceded by a start bit, and they
are followed by an optional parity bit and one or more stop
bits. The default value is CS_8. This property may be one
of the following values:

ƒ CS_5
ƒ CS_6
ƒ CS_7
ƒ CS_8

. The parity bit size for messages sent over