Numeric Converter (N-Conv) - ABB i-bus KNX ABA/S 1.2.1 Product Manual

®
ABB i-bus KNX
Parameters
7.10.30

Numeric Converter (N-CONV)

Description
The converter allows you to link different datapoint types and convert them.
Basics on datapoint types
The KNX specification distinguishes between main datapoint types and sub types, e.g.:
Main DPT type
1.xxx
Main type: Defines a data width.
Subtype: Defines a data width and unit.
Application
•
Conversion between different units of measurement, e.g. °C and °F or m/s and km/h
•
Conversion between different data types and widths
•
Conversion between a 2-byte float and a 4-byte float (e.g. temperature values)
Function
The following data types can be converted:
Data type
1 byte unsigned
1 byte signed
2 byte unsigned
2 byte signed
2 byte float
4 byte unsigned
4 byte signed
4 byte float
DPT sub type DPT name
1,001 DPT_SWITCH
1,008 DPT_UPDOWN
1,100 DPT_HEAT/COOL
KNX Data Type
5.xxx
6.xxx
7.xxx
8.xxx
9.xxx
12.xxx
13.xxx
14.xxx
ABA/S 1.2.1 | 2CDC509086D0201 85