Figure 4-5: Externally-powered mA Output: maximum loop resistance
0
100
200
300
400
500
600
700
800
900
1000
1100
0 7.5 15.0 22.5 30.0
B
A
A. Maximum resistance (Ω)
B. External supply voltage (V)
4.4 Wire the mA/HART Output
Use this section to wire the mA/HART Output in explosion-proof, nonincendive, or
nonhazardous installations.
Important
Meter installation and wiring should be performed only by suitably-trained personnel.
4.4.1
Wire the mA/HART Output (internally powered)
Procedure
Wire to the appropriate output terminal and pins.
Figure 4-6: mA/HART Output wiring (internally powered)
A. mA/HART Output
B. 250–600 Ω resistance
C. HART device
Wiring the channels Installation Manual
February 2020 MMI-20027478
26 Micro Motion 5700 Transmitters with Configurable Outputs
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