Specifications
Installation & Maintenance Manual__________ 
36
parameters to configure the functions of accessories 
code  range  Default 
UG45 /UG90 
unit of 
measure 
description 
b0 
(Bc)...(bb)  123 / 123  rpm/30  Pre-ventilation fan speed during burner start-up 
b1 
0...3 0   special functions 
not accessible in ON/OFF mode 
(A0=0) 
1 = preheat 
2 = dehumidification 
4 = disable maintenance time alarm 
8 = use reverse osmosis feed 
b2 
2.0...19.9 3.0  
% rH 
offset of the preheat start 
(referred to the set point: A0=2 or 
3) 
(referred to the start production 
threshold: A0=1) 
Accessible only with enabled preheat 
function (see b1). 
b3 
70...90 
158...194 
80 
176 
°C 
°F 
preheat temperature   
b4 
0...2000 0 
µS/cm 
conductivity of the feed water: if placed at 0 the conductivity is measured 
automatically, otherwise this set-point is used 
b5 
0...2000 1500 
µS/cm 
conductivity pre-alarm threshold 
b6 
0...2000 2000 
µS/cm 
conductivity alarm threshold 
b7 
0...100  50  %  foam detection threshold regulation (0 = foam detection disabled) 
b8 
1...50 10 
÷10 
ratio limit (water fill to water drain ratio) 
b9 
0...20  0  min  minimum time to ramp from 0 to 100% steam production 
bA 
(bC)...(bb)  100  rpm/30  fan velocity - this parameter allows the user to modify the fan velocity for 10 
minutes to allow adjustment of the burner for ideal combustion (should be set 
during calibration) 
bb 
(bC)...199  175 / 163  rpm/30  fan velocity for rated production 
bC 
0...(bb)  50 / 46  rpm/30  fan velocity for minimum production 
bD 
0...to the 
value 
which is 
lesser, 
either 50 
or the 
setting of 
P0 
25  %  minimum production in % of nominal production (should be set during 
calibration) 
bF 
1-199  3  Days  Inactive days, after which the boiler is completely drained. 
parameters for configuring the serial link and remote control 
code  range  default  unit of 
measure 
description 
C0 
1... 7  3    value normally displayed  1=control sensor measurement 
2= high-limit sensor measurement 
3= steam production 
4= hour counter 
5= conductivity 
6= water temperature 
7= burner fan speed 
C1 
0...4  4    enable keypad and remote control   
  keypad: remote control: 
      0= reading of all parameters (modify only 
C1) 
reading and modification of parameters Px, dx 
& St 
      1= reading and modification of all 
parameters 
reading and modification of parameters Px, dx 
& St 
      2= reading of all parameters (modify only 
C1) 
reading of parameters Px, dx & St 
      3= reading and modification of all 
parameters 
reading of parameters Px, dx & St 
      4= reading and modification of all 
parameters 
reading and modification of all parameters 
C2 
0... 99  0    enable remote control code 
C3 
0...199 1   serial address 
C4 
0...3  3    baud-rate  0=1200 1=2400 2=4800 3=9600 
C5 
0...11 0   frame  
0=8,N,2 1=8,N,1 2=8,E,2 
3=8,E,1 4=8,O,2 5=8,O,1 
(bits per character, parity, stop bit) 
6=7,N,2 7=7,N,1 8=7,E,2 
9=7,E,1 10=7,O,2 11=7,O,1 
C6 
0...199  0  ms  send serial reply delay 










