Connecting Hart Devices - Emerson Rosemount 5600 Series Reference Manual

Electrical Installation
March 2020
Optional non-intrinsically safe junction box
This is the standard intrinsically safe Junction Box (EExi) fitted with an alternative connector for
connection of non-IS output if required.
Figure 3-6. Alternative Non-intrinsically Safe Junction Box
1-2 Not used
3-4 Non-intrinsically safe Secondary Analog Output
A Ground terminal (not used)
Cable shield
Connect the shield to the cable glands.
If conduit fittings are used no cable shield is used.
3.6.2

Connecting HART devices

Active output (internal loop supply)
For transmitters with active output a handheld terminal or a HART modem can be connected as follows:
Figure 3-7. Typical Handheld Communicator Active Output (Primary)
Junction box EEx e
24-240 V
DC/AC 0-60 Hz
10 W
15 VA
60
EEx e
Input impedance
< 300 Ohm
1
2
3
4
X1
Reference Manual
00809-0100-4024, Rev CA
A
Electrical Installation