Grundfos Oxiperm Pro OCD-162 - Measuring Cell; Bypass Mixing Module; Dosing Stop Input; Warning Lamp or Audible Warning System

English (GB)
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6.7.2 Measuring cell
AQC-D1/ -D11 measuring cell
Connect the measuring electrode and counter-electrode as well
as the sample-water sensor, Pt100 temperature sensor, pH/ORP
electrode and cleaning motor to the control unit.
Fig. 27 Connection plan AQC-D1/ -D11
AQC-D6 measuring cell
Connect measuring electrode and counter-electrode for ClO
2
as
shown in the connection plan.
Fig. 28 Connection plan AQC-D6
Water sensor
6.7.3 Bypass mixing module
Connect the cable from the flow switc h to the terminals 49/50,
see section 14. Terminal connections.
6.7.4 Dosing stop input
Connect the cable from a higher-level control system to terminals
49/50, see section 14. Terminal connections.
6.7.5 Warning lamp or audible warning system
Connect the cable of the warning lamp or audible warning system
to the alarm relay or warning relay.
1. Connect the alarm relay
– Terminals 25 and 29 N.C.
– Terminals 25 and 27 N.O.
2. Connect the warning relay
– Terminals 26 and 30 N.C.
– Terminals 26 and 28 N.O.
6.7.6 Failure input
Connect the cable from a gas warning device to the terminals 51/
52, see section 14. Terminal connections
6.7.7 Power for external devices
Two external devices can be supplied with 230 V / 115 V power
supply voltage.
Select free cable glands, and connect to the terminals 14/16/18
and 20/22/24, see section 14. Terminal connections
TM04 8931 1813
Pos. Component Pos. Component
1 Brown 8 Reference electrode
2White 9
Measuring electrode with
reference electrode
3 Black 10 Counter-electrode
4 Blue 11 Pt100 temperature sensor
6
Outer conductor
(screen)
12 Water sensor
7 Inner conductor K2 Plug of counter-electrode
TM04 8930 1813
Pos. Connection Description
67 - 12 V Brown
68 White
69 M Yellow
72 Green
Pos. Connection Description
54 + Black
53 - White
12
1
4
1
4
53
55 57
54 56 58
11
69 71
70 72
7(9)
8,9
6(8)
10(K2)
67
68
12
11
8,9
10
K2
53 55 57
54 56 58
67 69
68 70
71
72