Emerson Process Management 2400S Transmitters Satellite Radio User Manual


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Installation Manual 13
I/O Wiring – Model 2400S Analog Transmitters
Power Supply I/O Wiring – DP and DNI/O Wiring – ANBefore You Begin
Figure 3-1 Basic mA output wiring – Internal power
Figure 3-2 HART/analog single-loop wiring – Internal power
820 Ohm maximum
loop resistance
+
–
HART-compatible
host or controller
For analog communications:
• 820 Ohm maximum loop
resistance
For HART communications:
• 600 Ohm maximum loop
resistance
• 250 Ohm minimum loop
resistance
–
+
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