8
Item Connection Description
Connecting contact/Function
1
ADr Pump
Analogue pressure sensor for suction
and backflushing pump monitoring
Sig
= green
GND = gray
Ub + = brown
2
ADg Air
Analogue pressure sensor,
for monitoring blower
Sig
= green
GND = gray
Ub + = brown
3
Float Sw
BR min
Float switch in bioreactor for minimum
water level
Pot. free contact, normally open
contact, no polarity
4
Float Sw
CL max
Float switch in clear water tank for
maximum water level
Pot. free contact, normally open
contact, no polarity
5
Float –Sw
CL min
No function
--
6
Float –Sw
CL min out
No function
--
7
Pump
Suction
24 V DC suction pump for filtration
process
GND = blue
+ = brown
8
Pump
Backflush
24 V DC backflushing pump
For cleaning process
GND = blue
+ = brown
9
Air
Only for use with a 24 Volt DC blower
(alternative to 230V blower)
GND = blue
+ = brown
10
230V- Air
230 V AC / 50 Hz blower
PE = Green/yellow
N = blue
L = brown
11
230V-Sludge
Sludge pump 230 V AC / 50 Hz
(Optional)
PE = Green/yellow
N = blue
L = brown
12
230V-IN
Mains voltage supply
110- 230 V AC / 50 Hz
PE = Green/yellow
N = blue
L = brown
13
24 V DC-IN
24 V DC switching power supply,
Stereo jack
Ø5.5mm, Centre positive
14
Cable bridge
For activation of rechargeable battery
and switching power supply
(install cable bridge while start-up
installation)
4-pin plug ,
reverse-polarity protected
15
9V
rechargeable
battery
9 V battery, 200 mA, NIMH
Attention:
Only a rechargeable battery must be
used when changing the internal
battery!
Pay attention to polarity while
changing
16
6-pin
6-pin programmed connection
(for update programming)
Pay attention to polarity
17
DIL
DIL switch
Factory setting 1 = ON
Factory setting 2 = OFFN
1=ON : Alarm* with battery operation
ON
1=OFF : Alarm with battery operation
OFF
2=ON /Off: without function
* A short beep sounds at an interval of 5
seconds indicating the battery alone is being
used!!
Tab.: Connection description of control board
