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Reference Manual
00809-0100-4570, Rev DA
Electrical Installation
November 2017
Electrical Installation
4.5
Different connection methods
4.5.1
4-20 mA connection
The Rosemount 5708 outputs the % of Volume as set in the configuration and between the Full and
Empty calibration levels. The 4-20mA current output is available through ports 3 and 4 of the left green
terminal block (as shown in
). Ports 3 and 4 are the negative and positive poles, respectively.
Figure 4-3. Port 3 and 4
The 4-20mA line is connected directly from the Rosemount 5708 mounted on the vessel to the
PLC/DCS/Display or any other device (as shown in
Figure 4-4. Rosemount 5708 Connected to PLC
A. Active
B. 4-20 mA
C. Passive
D. PLC/Controller
Note
The maximum cable length of a 4-20 mA cable can be up to 2 miles (3 km).
This type of connection is active and not passive, hence the Rosemount 5708 is the active
module and the PLC should be the passive module.
3
4
D
A
B
C
Summary of Contents for Rosemount 5708
Page 1: ...Reference Manual 00809 0100 4570 Rev DA November 2017 Rosemount 5708 3D Solids Scanner ...
Page 2: ...ii Section Title November 2017 Reference Manual 00809 0100 4570 Rev DA ...
Page 8: ...vi Reference Manual 00809 0100 4570 Rev DA Contents November 2017 Contents ...
Page 12: ...2 Reference Manual 00809 0100 4570 Rev DA Introduction November 2017 Introduction ...
Page 202: ...ii Reference Manual 00809 0100 4570 Rev DA Index November 2017 Index ...
Page 203: ...iii Reference Manual 00809 0100 4570 Rev DA November 2017 ...