17
54
17.2
Connections in the Controller Housing
The following figure shows the controller board with all connecting terminals.
Group
Function
Individual connections
1, 2, 3
PE (protective earth) for dosing pumps
or other connected 230 V~ devices
1
PE
2
PE
3
PE
4, 5, 6
230 V AC connection for power supply of
Pool Relax. This input is independent of the supply of the dosing outputs
(7/8 or 9/10).
4
PE
5
N (device input)
6
L (device input)
7, 8
Dosing output, disinfection
This output is internally protected with 1 A slow.
7
N (disinf. output)
8
L (disinf. output)
9, 10
Dosing output pH-.
This output is internally protected with 1 A slow.
9
N (pH- output)
10
L (pH- output)
11, 12
Input for the power supply of the dosing outputs
disinfection [terminals 7 / 8] und pH- [terminals 9 / 10].
11
N (pH/disinf. input)
12
L (pH/disinf. input)
13
230V~ L1 can be bridged to OUT3 (pH+) [terminal 14],
to uses OUT3 (pH+) as a 230V~ output.
13
L
1
14, 15
Output OUT3 (pH+)
- volts-free
- Max. 4 A
- Internal fuse 4 A slow
14
Relay OUT3 (pH+)
15
Relay OUT3 (pH+)
16
230 V~ N connection for a device controlled by the OUT3 (pH+) output.
16
N
1
17, 18
Output OUT4 (Alarm)
- volts-free
- Max. 4 A
- NO internal fuse
17
Relay OUT4 (Alarm)
18
Relay OUT4 (Alarm)
19, 20
Output OUT1
- volts-free
- Max. 4 A
- NO internal fuse
19
Relay OUT1
20
Relay OUT1
21, 22
Output OUT2
- volts-free
- Max. 4 A
- NO internal fuse
21
Relay OUT2
22
Relay OUT2
30, 31
pH signal
(from pH electrode)
30
+
31
-
32, 33
mV signal
(from redox electrode)
32
+
33
-