Emerson Rosemount 3900 Quick Start Manual page 21

November 2020
Figure 1-15: Rosemount 3900/3900VP without Preamplifier to
Rosemount 5081 Transmitter, Junction Box with Preamplifier (PN
23555-00) Wiring
Table 1-10: Rosemount 3900/3900VP without Preamplifier to Rosemount 5081
Transmitter, Junction Box with Preamplifier (PN 23555-00) Wiring
Wire color (sensor to
junction box)
Inner drain (no
connection)
Green
White
White/red
Red
White/gray
Gray
Blue
Clear
Orange
N/A
N/A
Quick Start Guide
Junction box
terminal number
1
2
3
4
5
6
7
8
9
10
11
12
Wire color (junction
box to terminal
block)
N/A
Clear
White
White/red
Red
White/gray
Gray
Blue
White/black
Black
Brown
Green
Quick Start Guide
Wire function
N/A
Ground
RTD return
RTD sense
RTD in
Reference shield
Reference in
Solution ground
mV/pH shield
mV/pH in
-5 Vdc
+5 Vdc
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