EVCO EPU2LXP1CH Installer manual User Manual
Page 27
EVCO S.p.A.
c-pro 3 micro CHIL | Application manual ver. 1.0 | Codice 144CP3CHE104
page 27 of 120
compressor.
PC07
Min. time which must elapse between
start-ups of two different
compressors.
360
0
999
Sec.
IS-C
PC08
Min. time which must elapse between
shutdowns of two different
compressors.
180
0
999
Sec.
IS-C
PC09
Max. number of start-ups for every
hour (only for adaptive control).
8
4
12
IS-C
PC10
Number of compressors per circuit
which will be forced in case of a
regulating-sensor alarm.
1
0
PG03
IS-C
REGULATION
PC11
It sets the control type for
compressor management:
0: Lateral band
1: Zero energy band
1
0
1
IS-R
PC12
Proportional band for lateral-band
control of compressors
2.5
1.0
20.0
°C
IS-R
PC14
Zone value for neutral-zone control of
compressors
3.0
PC15
PC16
°C
IS-R
PC15
Min. value of compressor zero energy
band
1.0
0.1
10.0
°C
IS-R
PC16
Max. value of compressor zero energy
band
5.0
0.1
10.0
°C
IS-R
PC17
Enabling/release time for subsequent
compressor step outside the zero
energy band
20
0
999
Sec.
IS-R
PC18
Enabling for auto-adaptive control of
the compressors’ zero energy band
No (0)
No (0)
Yes (1)
IS-R
PC21
Min. value of summer set point
(chiller)
5.0
-15.0
SPC1
°C
IS-R
PC22
Max. value of summer set point
(chiller)
20.0
SPC1
23.0
°C
IS-R
PC23
Min. value of winter set point
(heat pump)
30.0
23.0
SPH1
°C
IS-R
PC24
Max. value of winter set point
(heat pump)
44.0
SPH1
70.0
°C
IS-R
PC31
Power limiting for summer
50
0
100
%
IS-R
PC32
Power limiting for winter
50
0
100
%
IS-R
PC35
Enabling of forced shutdown of
compressors
No (0)
No (0)
Yes (1)
IS-R
PC36
Summer forced shutdown set point
3.5
-30.0
23.0
°C
IS-R
PC37
Winter forced shutdown set point
52.0
26.0
75.0
°C
IS-R
PC41
Enabling of pump-down
0 : No
1 : Yes, with timing
2 : Yes, with relative threshold
1
0
2
IS-R
PC42
Compressor shutdown time in pump-
down
5
0
240
Sec.
IS-R
PC43
Relative threshold for pump-down
disabling
1.5
0.0
5.0
Bar
IS-R
PC45
Enabling of high-temperature
pressure-switch control (chiller)
No (0)
No (0)
Yes (1)
IS-R