ADF Web HD67931-B2 Series, User Manual

Page: 32 / 49

Industrial Electronic Devices
ADFweb.com S.r.l.
User Manual M-Bus / M-Bus Wireless / MQTT
Document code: MN67931_ENG Revision 1.200 Page 32 of 49
SECTION VARIABLES (BY POSITION):
Selecting the desired node it is possible to add a variable. In
order to create a new variable it is necessary to fill these items:
To use the created variable the field “ Enable Variable ”
must be checked. If you have created a variable but for
the moment it is unused it is possible to uncheck the field
“Enable Variable” without delete it;
In the field “ Description ” it is possible to write a
description of the variable (it isn’t a necessary
information, it helps the readability of the tree of
network);
The field “
Dimension
” is used to select the dimension of
the variable (8, 16, 24, 32, 32 real, 48, 64 bit, Variable
Length);
In the field “ Length(Variable Len) ” insert the length of
the data in the case of the dimension is “Variable
Length”;
If the field “ From BCD to Integer ” is checked the
Converter converts the BCD value of variable in Integer
format. This happens only if the variable is in BCD
format; if it isn’t nothing changes.
In the field “ Position ” insert the number of the variable
that you want on MQTT.
In the field “ Topic ” the MQTT topic to link to the variable
is defined.
In the field “ Post Operation ” it is possible to define an operation on the data read before mapping it in the topic.
Having completed this fields, to add the variable the button “
ADD VARIABLE ” must be pressed.
In order to modify a created variable it is necessary to select the desired variable, change the wrong items and then press the “
MODIFY
VARIABLE ” button.