Echelon LonPoint Application and Plug-In - Manual (Page 189)

14-2 Node Object Functional Block
The Node Object Functional Block
Every LonPoint device contains one Node Object functional block. This
functional block is used by L
ON M ARK aware network tools such as the LonMaker
tool to manage the device. The following figure and tables summarize the inputs
and outputs of the Node Object functional block:
Input Network Variables
Default name Default type Description
Request SNVT_obj_request Allows the device to be placed in
one of several modes. Use the
LonMaker Manage command to
change the device
’s mode.
SetTime SNVT_time_stamp Allows you to set the time to the
device.
Output Network Variables
Default name Default type Description
Status SNVT_status Indicates the status of the device.
Alarm SNVT_alarm Indicates the alarm status of the
device. LonPoint devices do not
generate alarms.
Directory SNVT_address Indicates the address of the file
directory of the device. This is used
by L
ON M ARK aware network tools
for reading and writing
configuration properties.
Configuring a Node Object with the LonPoint Plug-in
Right-click a Node Object functional block shape and select Configure from the
shortcut menu to open the Node Object window of the LonPoint plug-in. This
window contains two tabs: Node Object and Status.