Serial Connections - ABB Navigator 550 Operating Instructions Manual

Navigator 500
Hydrazine analyzer
B.2 Serial connections
Each wet-section must be connected in a 'daisy chain' format as shown in Fig. B.2.
Navigator 540
Black
Green
White
Screen
Fig. B.2 Serial connections
Note. The total cable length between the transmitter and the last wet-section must not exceed 30 m (98 ft.).
68
Wet-section 1
R
Red
B
G
W
SCR
Wet-section 2 Wet-section 3
R R
B B
G G
W W
SCR SCR
Wet-section 4
R
B
G
W
SCR
OI/AHM550–EN Rev. A