AQUAKOND AKY
CONDENSING BOILER
35
code HC0048.10GB ed.B-1811
AKY
7.
MODULATION PCB PARAMETERS
All values of the parameters of the CPU-SMART PCB are shown for all boiler models.
Parameters of CPU-SMART PCB version 7.02.xx
PARAMETER AKY032 AKY034 AKY050 AKY070 AKY100
DESCRIPTION
password*
d0
2
Flame modulation: 2=NTC1; 5=0÷10Vdc; 7=Modbus
(for PID setting with SmartEASY/WEB)
007
d1
2
Type of equipment: 0=heater; 2=boiler; 5=PCH
d2
1
Remote lockout signal output (Q1): 0=disabled; 1=enabled
d3
sec
1
Circulator delay time ON (RL1): 0÷255
d4
sec
60
Circulator delay time OFF (RL1): 0÷255 (1=5seconds 60=300 seconds)
d5
0
Flue gas T control enabling (NTC3): 0=disabled; 1=enabled
d6
sec
15
Interval between switching off and on (Off timer): 0÷255
d7
0
Fault counters reset: 0÷1
d8
1
1
1
1
1
Boiler antifreeze enabling (NTC1): 0=disabled; 1=enabled
d9
0
Dampers enabling: 0=disabled; Do Not Change
b1
rpm
157
173
154
141
164
Motor RPM MINIMUM value (PWM1): 90÷999 (1=10 RPM)
007
b2
rpm
670
595
660
675
608
Motor RPM MAXIMUM value (PWM1): 90÷999 (1=10RPM)
b3
rpm
420
260
385
445
258
Motor RPM START-UP value (PWM1): 90÷999 (1=10RPM)
b4
2
HALL signal divider: 2÷3
b5
rpm
50
Error F3x; no. of revolutions x10 (50=500rpm): 0÷300
b6
sec
20
Error F3x; error dwell time before fault F3x: 0÷255
b7
sec
0
Pre-cleaning time with maximum output: 0÷255
b8
sec
30
Flame stabilisation time (ignition): 0÷255
b9
sec
15
30
Combustion chamber post-cleaning time (FAN ON): 0÷255
b10
%
5
Motor rpm % increase for each b11 seconds: 1÷100
b11
sec
2
Time interval for motor rpm increase: 1÷100
b12
%
30
Antifreeze mode FAN motor modulation % value: 30÷100
b13
pwm
65
Integral factor value (ki_pwm) for PWM1 calculation - (exA36):0÷249
b14
pwm
45
Proportional factor value (kp_pwm) for PWM1 calculation -
(exA37):0÷249
b15
sec
60
Flow control time at start-up 0÷255
b16
0
1
ID5 input control: 0=input disabled; 1=enabled with N.C. input
required; 2=enabled with N.O. input required
b17
1
ID6 input control: 0=input disabled; 1=enabled with N.C. input
required; 2=enabled with N.O. input required
Modulation probe NTC1 control with limit d0=2 in case of d0=5 or 7
S1
1
NTC1 probe enabling: 0=disabled; 1=enabled
007
ST1
°C
72
NTC1 setpoint: -10÷90
001
SP1
°C
4
SP1 hysteresis: 0÷10
007
XD1
%
40
Proportional band from 4 to 100
TN1
sec
5
Integral time: 1÷255
AC1
1
0=modulation only; 1=ON/OFF if D0=5 or 7, modulation 0/10V or
MODBUS
TH1
°C
82
Upper Temperature limit for fault F51 activation: 10÷95
autoreset if NTC1<TH1-15°C
007
Control 0/10 Vdc - d0=5
H51
0
Active only with D0=5 (0/10V) 0=modulation only; 1=modulation and
ON/OFF
H52
V
0.5
OFF voltage, burner switching off if H51=1: 0÷10
H53
V
0.5
Voltage Delta with burner ignition ON
H54
sec
5
Lower input dwell time: 0÷255
H55
sec
5
Upper input dwell time: 0÷255
*
Parameter passwords can be viewed from LCD control inside the boiler
