Navigator 500
Hydrazine analyzer
3.4.2 Wet-section PCB connections
Note.
Refer to Section 3.5.2, page 18, for connection details
at the transmitter.
Serial cable connections at each additional
wet-section are made into the same terminal IDs as
the factory-fitted serial cable.
Refer to Appendix B, page 67, for multiple
wet-section setup and serial connection details.
Red – R (24 V)
Black – B (0 V)
Green – G (Data +ve)
White – W (Data –ve)
Screen – SCR
Fig. 3.12 Additional serial cable connections
to multiple wet-sections
OI/AHM550–EN Rev. A
B R
SCR
G W
Table 3.1 Factory-made connections
Cable
Color
Serial
Red
Black
Green
White
Screen
Calibration
Red
valve
Black
Flowmeter
Red
(if fitted)
Brown
Black
Pressure
Red
switch
Black
Sensor block
Blue
Red
Black
Yellow
Terminal ID
Description
R
24 V
B
0 V
G
Data +ve
W
Data –ve
SCR
Screen
9
+ve
10
–ve
13
+ve
15
GND
17
–ve
25
N/A
26
N/A
31
+ve
(Hydrazine
sensor)
32
–ve
(Hydrazine
sensor)
33
Pt1000
35
Pt1000
15