DESCRIPTION OF HART INTERFACE
8
37
SMARTPAT COND 1200
www.krohne.com
09/2015 - 4003041501 - MA SMARTPAT COND1200 R01 en
8.3.1 Point-to-Point connection - analogue / digital mode
Point-to-Point connection between the sensor and the HART
®
Master.
The current output of the device is passive.
Figure 8-1: Point- to-Point connection
1
Primary master with e.g. PACTware
TM
FDT/DTM
2
FSK modem
3
HART
®
signal
4
SD 200 W/R or SMARTMAC 200 W (optional)
5
Sensor
6
Secondary master with HART
®
DD
7
Power supply for devices (slaves) with passive current output
8
Load
≥
250
Ω
(Ohm)
MA_SMARTPAT_COND_1200_en_150902_4003041501_R01.book Page 37 Monday, September 21, 2015 4:33 PM