Alarm Configuration Parameters - York YLHA 50 User Manual

1.2.11 Alarm configuration parameters

Parameters Description
P01 Alarm delay by flow switch at start-up.
P02 Alarm delay by flow switch with unit in operation.
P03 Alarm delay by low-pressure switch at start-up.
Partialisation in HP Preventive HP
0= Inactive
P04
1= Active
Alarm reset
6= High and low-pressure switch manual reset at
P05
third activation in one hour. Antifreeze control is
manually reset
Cool and heat cycle symbols.
1= "Sun" heat cycle, "Snowflake" cool cycle
P06
0= "Sun" cool cycle, "Snowflake" heat cycle
Digital input 1 for remote Cool/Heat selection. Do
P08
not modify this parameter
P09 Digital input 2 for Fan heat protector function
P10 Digital input 6 for function. Not used.
P11 Digital input 7 for Flow switch function
Digital input 10 for phase control function Do not
P12
modify this parameter
Low-pressure alarm selection.
0= Inoperative with the compressor OFF
P15
1= Operative with the compressor OFF
P16 High-temperature alarm for return water
P17 High-temperature delay at start-up
High-pressure alarm by transducer
P18
0= Function disabled
P19 Low-temperature alarm for return water
Alarm activation for high and low water temperature
at start-up.
P20
1= function enabled
0= function not enabled
Operating instructions µC2 (YLHA 50, 60 and 80)
Alarm configuration parameters
Level VS
U 63 (R/W) Seconds
U 64 (R/W) Seconds
U 65 (R/W) Seconds
U 66 (R/W)
F 67 (R/W)
F 19 (R/W)
F 69 (R/W)
F 70 (R/W)
F
F
F 76 (R/W)
U 38 (R/W)
U 77 (R/W) Minutes
F 39 (R/W)
U 40 (R/W)
U 20 (R/W)
User manual
Unit Max. Min.
150 0
120 0
200 0
1 0
1 0
1 0
°C 80 -40
250 0
bar 99,9 0,1
°C 80 -40
1 0
1
1.2
Value
20
5
60
1
6
1
9
6
0
1
3
1
30
30
41
10
0
21