Emerson Micro Motion 4700 - Page 27

3.4.2 Wire the mA/HART
®
output (externally powered)
Procedure
Wire to the appropriate output terminal and pins.
Figure 3-8: mA/HART output wiring (externally powered)
A
1
2
D
C
B
A. mA/HART output
B. 5–30 VDC (maximum)
C.
250–600 Ω resistance (see Figure 3-9 for maximum loop resistance)
D. HART device
Figure 3-9: Externally-powered mA/HART 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)
Installation Manual Wiring the channels
00825-0100-5710 October2023
Installation Manual 27