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8. Appendix

SENSOR Type Unit Default Min Max Resolution

S1 Entering water sensor calibration U °C (F) 0 (0) -12 (21.6) -12 (21.6) 0.1

S2 Leaving water sensor calibration U °C (F) 0 (0) -12 (21.6) -12 (21.6) 0.1

S3 Air sensor calibration U °C (F) 0 (0) -12 (21.6) -12 (21.6) 0.1

S4 Defrost(condenser) sensor 1 calibration U °C (F) 0 (0) -12 (21.6) -12 (21.6) 0.1

S5 Defrost(condenser) sensor 2 calibration U °C (F) 0 (0) -12 (21.6) -12 (21.6) 0.1

S6 Defrost(condenser) sensor 3 calibration U °C (F) 0 (0) -12 (21.6) -12 (21.6) 0.1

S7 Defrost(condenser) sensor 4 calibration U °C (F) 0 (0) -12 (21.6) -12 (21.6) 0.1

S8 Compressor discharge sensor 1 calibration U °C (F) 0 (0) -12 (21.6) -12 (21.6) 0.1

S9 Compressor discharge sensor 2 calibration U °C (F) 0 (0) -12 (21.6) -12 (21.6) 0.1

S10 Compressor discharge sensor 3 calibration U °C (F) 0 (0) -12 (21.6) -12 (21.6) 0.1

S11 Compressor discharge sensor 4 calibration U °C (F) 0 (0) -12 (21.6) -12 (21.6) 0.1

General Type Unit Default Min Max Resolution

Model F Flag 4 0 2 1

0=Chiller (Chiller+Boiler)

1=Heat pump,

2=Chiller/ Boiler,

3=Heat pump/ Boiler, 4=Chiller+Boiler

5=Heat pump+Boiller

Number of compressor F Flag 1 1 4 1

1=1 compressor,

2=2 compressor,

3=3 compressor,

4=4 compressor

On/Off input F Flag 0 (disable) 0 1 1

0=disable, 1=enable

Coo/ Heat input F Flag 0 (disable) 0 1 1

0=disable, 1=enable

External alarm input F Flag 0 (disable) 0 1 1

0=disable, 1=enable

Water system for chiller network F Flag 0 (disable) 0 1 1

0=independent, 1=modular

G7 Unit number F Flag 0 0 50 1

REGULATOR Type Unit Default Min Max Resolution

R1 Cooling set-point D °C (F) 12 (53.6) R5 R6 0.1

R2 Cooling differential U °C (F) 1.5* (2.7) 0.4 (0.7) 10 (18) 0.1

R3 Heating set-point D °C (F) 40 (104) R7 R8 0.1

R4 Heating differential U °C (F) 1.5* (2.7) 0.4 (0.7) 10 (18) 0.1

R5 Minimum Cooling set-point U °C (F) 7 (44.6) -20 (-4) R6 1

R6 Maximum Cooling set-point U °C (F) 20 (68) R5 40 (104) 1

R7 Minimum Heating set-point U °C (F) 30 (68) -20 (-4) R8 1

R8 Maximum Heating set-point U °C (F) 50 (122) R7 90 (194) 1

R9 Auxiliary heater set-point(threshold below U °C (F) 5 (9) 0 (0) 40 (72) 0.1

below heating set-point)

R10 Auxiliary heater differential U °C (F) 2 (3.6) 0.4 (0.7) 10 (18) 0.1

R11 Auto boiler set-point(threshold below U °C (F) 5 (9) 0 (0) 40 (72) 0.1

Heating set-point)

R12 Auto boiler differential U °C (F) 2 (3.6) 0.4 (0.7) 10 (18) 0.1

R13 Auto boiler start time threshold U min 30 0 199 1

COMPRESSOR Type Unit Default Max Min Resolution

C1 Compressor minimum run time U sec 120 0 1990 10

C2 Compressor minimum stop time U sec 180 0 1990 10

C3 Time interval between two starts U sec 450 0 1990 10

C4 Start delay between two compressors U sec 15 0 199 1

C5 Pump on ? compressor on delay U sec 180 0 1990 10

C6 Comp off ? pump off delay U sec 60 0 199 10

C7 Discharge cut-off-set-point U °C (F) 120(248) 0 (32) 150 (302) 1

CONDENSSOR Type Unit Default Max Min Resolution

D1 Start defrost temperature U °C (F) 0 (32) -20 (-4) D2 1

D2 End defrost temperature U °C (F) 14 (57) D1 40 (104) 1

D3 Maximum duration of defrost cycle U min 10 1 40 1

D4 Defrost interval time U min 45 0 199 1

D5 Delay before defrosting U sec 0 0 1990 10

D6 Delay after defrosting U sec 120 0 1990 10

1 2 ... 39 40 41 42 43 44 45 46 47 48 49 ... 179 180

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McQuay MAC Especificaciones Pagina 44

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