TM_i-BX(-N)_NC05_00_06_20_EN
MEHITS S.p.A.
●
TECHNICAL MANUAL
Version NC05 - Translation of the Original Instructions
23
Num Par
Description
Default
Unit
Min.
Max.
P131M
Delay time Off geothermal pump from Off compressors
30
s
0
9999
P131N
Min speed evaporation
20
%
0
100
P131P
Max speed evaporation
90
%
0
100
P131Q
Valve opening in independent equalization
400
steps 0
480
P131R
Min speed condensation
24
Perc
0
100
P131T
Max speed condensation
29
Perc
0
100
P131U
Forcing time for fan a max working speed at startup
2
s
0
999
P1320
Type of NTC of B11 (0: NTC; 1: NTC-HT)
1
-
0
1
P1321
Enable Analogic input B12 (0: NO; 1: YES)
1
-
0
1
P1322
Reverse logic digital input 1 (0: NORMALLY CLOSED; 1: NORMALLY OPEN)
1
-
0
1
P1323
Reverse logic digital input 2 (0: NORMALLY CLOSED; 1: NORMALLY OPEN)
0
-
0
1
P1324
Reverse logic digital input 3 (0: NORMALLY CLOSED; 1: NORMALLY OPEN)
1
-
0
1
P1325
Reverse logic digital input 10 (0: NORMALLY CLOSED; 1: NORMALLY OPEN)
1
-
0
1
P1326
Probe S1 alarm enable (0: NO; 1: YES)
1
-
0
1
P1328
S1 pressure: minimum value
0.0
Bar
-290.0
P1329
P1329
S1 Pressure: maximum value
45.0
Bar
P1328
290.0
P132A
On fan (0: Indipendent; 1: On compressors)
1
-
0
1
P132B
Set delay for fan on to compressor on
0
0
999
P132C
Time off compressor from reverse 4way
2
s
0
999
P132D
Set voltage to stop DHW pump
0.8
V
0
99.9
P132E
Set voltage to stop plant pump
0.8
V
0
99.9
P132F
Enable the alarm for antifreeze of plant (0: NO; 1: YES)
1
-
0
1
P132I
SuperMin speed condensation
17
%
0
100
P132R
Defrost type (0: DISABLED; 1: PRESSURE; 2: TEMPERATURE; 3: TEMP.+PRES.; 4:
DEWP.+PRES.; 5: PRESSURE 2)
1
-
0
5
P132T
Defrost startup delay
300
s
1
9999
P132Z
Temperature limit control selection (0: B2; 1: B1)
0
-
0
1
P1330
S1 pressure: minimum alarm thresold
-1.0
Bar
-290.0
P1331
P1331
S1 pressure: maximum alarm thresold
45.0
Bar
P1330
290.0
P1332
Probe S2 alarm enable (0: NO; 1: YES)
1
-
0
1
P1333
Analog input S2 type (0: NTC CAREL; 1: CAREL NTC-HT; 2: NTC SPKP**T0; 3: 0-10V EXT.
SIGNAL; 4: TEMP.CUSTOM 1; 5: PT500)
0
0
5
P1334
S2 temperature: minimum value of alarm
-50.0
°C
-76.0
P1335
P1335
S2 temperature: maximum value of alarm
105.0
°C
P1334
290.0
P1339
Configuration NO10 (0: HEATERS DHW; 1: GEOTHERMAL PUMP; 2: SUMMER/WINTER)
0
-
0
2
P133A
Defrost minimum time
3
min
0
999
P133B
Digital output 4-way valve reverse cicle (0: HIS; 1: HIS+ALARM)
0
-
0
1
P133C
Enable the heaters for coil of plant (0: NO; 1: YES)
1
-
0
1
P133D
Enable the the control of external temperature to stop the compressors (0: NO; 1: YES)
1
-
0
1
P133E
Set to start the limit of production of hot water
-5.0
°C
-999.9
999.9
P133F
Differential to start the limit of production of hot water
10.0
°C
-999.9
999.9
P133H
Differential temperature to stop the heat pump
10.0
°C
0
99.9
P133I
Set activate the heaters of basin
3.0
°C
-999.9
999.9
P133K
Number of retry for high pressure alarm by DIN
3
-
1
5
P133L
Differential activate the heaters of basin
1.0
°C
0
99.9
P133M
Enable liquid injection (0:NO; 1:YES)
0
-
0
1
P133N
Setpoint liquid injection
0.0
°C
-3276.8
3276.7
P133O
Differential for liquid injection
0.0
°C
0
99.9
P133P
Reset antifreeze alarm geotherm circuit (0: Auto; 1: Manual)
1
-
0
1
P133Q
Set stop LT (CH)
5.0
°C
-99.9
99.9
P133R
Set to start the limit of production of hot water
60.0
°C
-999.9
999.9
P133S
Differential to start the limit of production of hot water
3.0
°C
-999.9
999.9
P133T
Differential temperature to stop the heat pump
3.0
°C
0
999.9
