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17.4
Controller Board
The following figure shows the relevant component positions on the controller board.
Terminal block for 230 V~ supply of the controller
Terminal block for 230 V~ relay outputs
Terminal block for sensors
Terminal block for switch inputs
USB connector for USB memory stick
(for software update)
Buffer battery for the internal clock (type CR2032)
Connector for future plug-in extensions
Fuse 2A T for controller supply (20 mm, slow)
Fuse 1A T for dosing pH- (20 mm, slow)
Fuse 1A T for dosing disinfection (20 mm, slow)
Fuse 4A T for output OUT3 (pH+) (20 mm, slow)
Relay OUT3 (pH+), max. 4 A
Relay OUT4 (Alarm), max. 4 A
Relay OUT1, max. 4 A
Relay OUT2, max. 4 A
Electronic Relay for dosing disinfection
Electronic Relay for dosing pH-
Display and touch connector
Buzzer for touch sound
Buzzer for alarm sound
Figure: Controller board
Changing the Buffer Battery
The buffer battery (CR 2032) is retained in a special holder and is easy to replace. The plus pole on the battery faces upwards.
The position of the battery can be seen in the picture.
Changing the Fuse
Each of the 230 VAC supplies of the dosing outputs for pH and disinfection (mV or O
2
) and the power supply of the controller is
protected by a 1A T (20 mm, slow) fuse. The fuses are mounted in a special fuse holder and are easy to replace. The fuse holder is
opened using a flat screwdriver.
The position of the fuse holders is shown in the picture.
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Changing the care method
The maintenance program (oxygen (02 / Bayrosoft
®
) / Chlorine (Cl) / Bromine (Br)) is changed in the menu
Main Menu (Service)
Service Functions
Config. Care Program
The new program that is desired and a matching code number has to be entered. The code number depends on the current care
method and on the new care method selected:
Current program
New program
Code number
Pool Relax O2
Pool Relax Cl
122
Pool Relax O2
Pool Relax Br
123
Pool Relax Cl
Pool Relax O2
221
Pool Relax Cl
Pool Relax Br
223
Pool Relax Br
Pool Relax O2
321
Pool Relax Br
Pool Relax Cl
322