1.2.12 Controller configuration parameters
Controller configuration parameters
Display
Description
Level
VS
Unit
Max.
Min.
Value
r01
Cool cycle set point temperature
U
41 (R/W)
°C
r14
r13
12
r02
Cool set point temperature differential
U
42 (R/W)
°C
50
0,3
1
r03
Heat cycle set point temperature
U
43 (R/W)
°C
r16
r15
40
r04
Heat cycle set point temperature differential
U
44 (R/W)
°C
50
0,3
2
r06
Type of adjustment 0= Proportional. Input tempera‐
ture.
1= Proponeutral zone. Input temp.
2= Proportional. Output temperature
3= Proponeutral zone. Output temp.
4= By time+dead zone. Output temperature (chillers
only)
F
79 (R/W)
4
0
0
r07
Neutral zone differential
F
45 (R/W)
°C
50
0
1
r08
(If r06=4 only) Maximum activation time. Output tem‐
perature.
F
80 (R/W)
Seconds
999
r09
120
r09
(If r06=4 only) Minimum activation time. Output tem‐
perature.
F
81 (R/W)
Seconds
999
c04
100
r10
(If r06=4 only) Maximum deactivation time. Output
temperature.
F
82 (R/W)
Seconds
999
r11
120
r11
(If r06=4 only) Minimum deactivation time. Output tem‐
perature.
F
83 (R/W)
Seconds
999
c05
100
r12
(If r06=4 only) Compressor deactivation differential.
F
46 (R/W)
°C
50
0
1
r13
Cool cycle minimum set point temperature
U
47 (R/W)
°C
r14
-40
6
r14
Cool cycle maximum set point temperature
U
48 (R/W)
°C
80
r13
20
r15
Heat cycle minimum set point temperature
U
49 (R/W)
°C
r16
-40
25
r16
Heat cycle maximum set point temperature
U
50 (R/W)
°C
80
r15
45
r17
Summer offset constant
U
51 (R/W)
-
5
-5
-0,4
r18
Maximum set point distance
U
52 (R/W)
°K
20
0,3
3,2
r19
Summer offset start temperature
U
53 (R/W)
°C
176
-40
32
r20
Winter offset start temperature
U
54 (R/W)
°C
176
-40
5
r27
Inertia tank suppression.
0= No suppression.
1=Suppression in cold cycle
2=Suppression in heat cycle.
3= Always suppressed.
F
88 (R/W)
3
0
3
r28
Minimum low pressure determining time
F
89 (R/W)
Seconds
999
0
210
r29
Cool cycle low pressure differential
F
58 (R/W)
°C
50
0,3
3
r30
Heat cycle low pressure differential
F
58 (R/W)
°C
50
0,3
4
r31
Winter offset constant
U
60 (R/W)
-
5
-5
-0,4
A Temperature
D
HEAT set point (r03) + Dif‐
ferential (r04)
B Compressor
E
COOL set point (r01)
C HEAT set point (r03)
F
COOL set point (r01) + Dif‐
ferential (r02)
1
User manual
1.2
Operating instructions µC2 (YLCA/YLHA 40)
20