Grundfos AquaCel AQC-D3, Инструкция по установке и эксплуатации

Страница: 15 / 28

English (GB)
15
12.3.1 Removing the floater stopper
1. Close the water supply to the measuring cell.
Fig. 13 Floater stopper
2. Unscrew the adjusting spindle (Q1) from the spindle inset
(Q2).
3. Unscrew the spindle inset (Q2) from the fitting.
Fig. 14 Removing the floater stopper - part 1
4. Remove the floater stopper (C) from the fitting (for instance
using a pair of tweezers).
Fig. 15 Removing the floater stopper - part 2
5. Screw the spindle inset (Q2) into the fitting with a maximum
torque of 2 Nm.
6. Screw the adjusting spindle (Q1) into the spindle inset (Q2).
7. Open the water supply to the measuring cell,
and set the
desired water flow rate with the adjusting spindle (Q1).
12.4 Preparing the electrode cable for connection to
the measuring amplifier
Cables for single-rod electrodes or electrodes (A1, A2, B1)
1. Cut the electrode cables to the desired approximately
80 mm for the connections.
2. Remove 80 mm of the outer insulation.
3. Disentangle the braided screen until you reach the next part of
the insulation, and twist it to form a wire.
4. Strip the braided screen (for instance using a shrink tube), and
fit a wire end ferrule.
5. Remove the black (conductive) sheath of the insulated
electrode wire until you reach the insulation.
6. Fit a wire end ferrule to the electrode wire.
Fig. 16 Cable for single-rod electrode or electrodes
(A1, A2, B1)
TM
03
58
62
1
1
0
6
TM
03
58
63
22
11
T
M
03
58
64
1
1
0
6
T
M
03
58
65
1
1
0
6
TM
03
58
66
1
106
TM
03
58
67
1
106
Q1
Q2
C
O
N
Note
The preassembled systems are prewired.
Warning
The electrical connection should be carried out
by qualified personnel!
Observe the local safety regulations!
Protect the cable connections and plugs against
corrosion and humidity.
T
M
03
58
6
8
1
1
06
T
M
03
58
6
9
1
1
06
70
10
Insulated
braided
screen