INOR IPAQ R520X - Manual (Page 25)

5 OPERATION C520/C520X / R520/R520X
09/2010 • 86B5200001 www.inor.com 25
5 Operation
5.1 C520/R520 in HART network
Communication mode supported by C520/R520 transmitters is a master-slave mode.
Figure 15: C520 point-to-point analog / digital mode
1 Primary master
2 HART modem
3 Secondary master
4 Load ≥ 250 Ω
5 DC power supply
6 Terminal 6
7 Terminal 7
8 Milliamperemeter Load ≥ 250 Ω
9 4...20 mA
10 HART
Figure 15 shows a point-to-point connection between the C520/R520 and the HART master
equipment. The device’s current output may be active or passive.
+
-
2
1
3
4
mA 4 20
8
5
6
7
9 10