Filter
Top Products
Configuration and Use Manual 23
Digital Communications Setup
Installation Using the DisplayDigital Communications SetupBefore You Begin
Figure 3-10 Wiring for HART Tri-Loop
Figure 3-11 Wiring for pressure or external temperature compensation with HART Tri-Loop
DC power
supply
Series 3000
device
Primary mA output terminals
+
–
600 Ω maximum loop resistance
250 Ω minimum loop resistance
Channel 2
Channel 3
Channel 1
Burst input
HART
Tri-Loop
DC power
supply
Series 3000
device
Primary mA
output terminals
+
–
600 Ω maximum loop resistance
250 Ω minimum loop resistance
Channel 1
Burst input
HART
Tri-Loop
DC power
supply
Pressure or
temperature
device
+
–
+–
Channel 2
Channel 3
Resistance as required for your device