Evco c-pro nano CHIL Manual de usuario descargar pdf (Pagina 71)

C-PRO NANO CHIL AND C-PRO MICRO CHIL – APPLICATION MANUAL

Pag. 71

start-ups of the same compressor.

PC07

Min. time which must elapse between start-

ups of two different compressors.

10 0 999 Sec. IS-C

PC08

Min. time which must elapse between

shutdowns of two different compressors.

20 0 999 Sec. IS-C

PC09

Max. number of start-ups for every hour (only

for adaptive regulation).

8 4 12 IS-C

PC10

Number of compressors per circuit which will

be forced in case of a regulating-probe alarm.

1 0 PG03 IS-C

PC11

It sets the regulation type for compressor

management:

0: Lateral band

1: Neutral zone

2: From digital inputs

1 0 2 IS-R

PC12

Proportional band for lateral-band regulation

of compressors

2.5 1.0 20.0 °C IS-R

PC14

Zone value for neutral-zone regulation of

compressors

3.0 PC15 PC16 °C IS-R

PC15 Min. value of compressor neutral zone 1.0 0.1 10.0 °C IS-R

PC16 Max. value of compressor neutral zone 5.0 0.1 10.0 °C IS-R

PC17

Enabling/release time for subsequent

compressor step outside the neutral zone

20 0 999 Sec. IS-R

PC18

Enabling for auto-adaptive control of the

compressors’ neutral zone

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 35.0 °C IS-R

PC23

Min. value of winter set point

(heat pump)

30.0 10.0 SPH1 °C IS-R

PC24

Max. value of winter set point

(heat pump)

44.0 SPH1 70.0 °C IS-R

PC30 Enabling of power limiting from digital input No (0) No (0) Yes (1) 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

0 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

PC46

Pressure set point for high-temperature

pressure-switch control

27.0 0.0 45.0 Bar IS-R

PC47

Pressure differential for high-temperature

pressure-switch control

2.0 0.0 5.0 Bar IS-R

PC48

External high temperature threshold for

pressure-switch control

12.0 -30.0 23.0 °C IS-R

PC49

Min. time for maintaining pressure-switch

partialisation

10 0 99 Min. IS-R

PC50

Enabling of low-temperature pressure-switch

control (heat pump)

No (0) No (0) Yes (1) IS-R

PC51 3.2 0.0 10.0 Bar IS-R

PC52

Pressure differential for low-temperature

pressure-switch control

2.0 0.0 10.0 Bar IS-R

PC53 External low temperature threshold for -5.0 -10.0 5.0 °C IS-R

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Evco c-pro nano CHIL Manual de usuario Pagina 71

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