+GF+ 2298 Bedienungsanleitung Seite 21

Instruction manual
4.3.4 BUS (HART®) communication
The device can be used in two modes:
Current loop and HART®
•
Multidrop, HART® protocol
•
The EView2 software support the both modes. In accordance with the Rosemount Standard, HART® communication can be used bet-
ween the Type 2298 as a "slave" and the HART® master as a point-to-point connection.
Communication modes
HART communication loop
If the device is set to current transmission (4...20 mA, "0" HART
short address) only one device can be used in the HART commu-
nication loop.
Type 2298 80 GHz Radar Level Sensor
Multidrop operation
In the case of a multidrop operation (4 mA), several devices (up
to 15) can be connected in a HART communication loop. The
short address of the device must be other than 0.
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