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6
Figure 5. 4-wire remote transmitter
Figure 6. Remote core processor with remote transmitter
Table 1. Maximum cable lengths
Cable type Wire gauge Maximum length
Micro Motion 9-wire Not applicable 60 feet (20 meters)
Micro Motion 4-wire Not applicable 1000 feet (300 meters)
User-supplied 4-wire
• Power wires (VDC) 22 AWG
(0,35 mm
2
) 300 feet (90 meters)
20 AWG (0,5 mm
2
) 500 feet (150 meters)
18 AWG (0,8 mm
2
) 1000 feet (300 meters)
• Signal wires (RS-485) 22 AWG (0,35 mm
2
) or larger 1000 feet (300 meters)
Cable from transmitter’s FO
to Model 3350’s FI
(1)
(1) Applies only to the Model 3300 applications peripheral when receiving frequency input
from a remote Micro Motion transmitter such as an IFT9701 or RFT9739.
Not applicable 500 feet (150 meters)
Model 3700
4-wire cable
Sensor
Core processor
(standard or enhanced)
Sensor
Junction box
9-wire cable
4-wire cable
Model 3700
Core processor
(standard only)