ABB Navigator 550 Operating Instructions Manual page 58

Navigator 500
Hydrazine analyzer
Standard solution
container QD coupling
Hydrazine sensor base
Reagent dosing chamber
Fig. 8.3 Removing / Replacing tubing in wet-section
Item Description
Drain tubing* (cut into 2 equal lengths of 240 mm [9.45 in.]):
A
constant-head unit to drain outlet
emergency constant-head unit to drain outlet
B
Constant-head unit to solenoid valve tube**.
C
Drain tube – hydrazine sensor to drain.
D
Mixing coil tube.
E
Sample inlet tube – solenoid valve to dosing chamber (base).
F
Calibration solution tube** – QD coupling to solenoid valve.
G
Reagent tube** – QD coupling to dosing chamber.
H
Sample inlet to constant-head unit tube.
Table 8.1 Replacement tubing lengths / part numbers
A
*Tubing 0212189 (item ) is supplied as 1 x 480 mm (18.9 in.) length and must be cut to make 2 x 240 mm (9.45 in.) lengths.
B
**Tubing 0212186 (items
B

item – 1 x 100 mm (3.93 in.) cut length
F

item – 1 x 230 mm (9.0 in.) cut length
G

item – 1 x 280 mm (11.0 in.) cut length
56
Constant-head
drain stubs (2)
F G
, , ) is supplied as 1 x 610 mm (24.0 in.) length and must be cut to make 3 lengths:
Reagent container
QD coupling
Solenoid valve
connections
Length mm (in.) Part number
2 x 240 (9.45)
0212189*
cut lengths
100 (3.93) 0212186**
1500 (59.0) 0212156
– AW503171
– AW503166
230 (9.0) 0212186**
280 (11.0) 0212186**
210 (8.27) 0212362
Quantity
1*
1**
1
1
1
1**
1**
1
OI/AHM550–EN Rev. A