59
ENG
MPXPRO - + 0300055EN rel. 1.1 30/08/10
Par. Description Pag. Def Min Max UoM Type Icon
dEF (defrost)
d0 Type of defrost
0 = heater by temperature 4 = heater by time with temp. control
1 = hot gas by temperature 5 = multiplexed hot gas by temperature
2 = heater by time 6 = multiplexed hot gas by time
3 = hot gas by time
36 0 0 6 - C
d2 End defrost synchronized by Master
0 = not synchronized;1 = synchronized
48 1 0 1 - A
dI Maximum interval between consecutive defrosts 38 8 0 240 hour C
dt1 End defrost temperature (read by Sd) 49 8 -50.0 50.0 °C/°F F
dt2 End defrost temperature (read by Sd2) 49 8 -50.0 50.0 °C/°F A
dP1 Maximum defrost duration 36-49 45 1 240 min F
dP2 Maximum secondary evaporator defrost duration 36-49 45 1 240 min A
d4 Defrost on power-up
0 = disabled ; 1 = enabled
(Master = network defrost; Slave = local defrost)
48 0 0 1 - A
d5 Defrost delay on power-up (if d4=1)
0 = delay disabled
48 0 0 240 min A
d6 Display on terminals during defrost
0 = temperature alternating with ‘dEF’
1 = freeze display
2 = ‘dEF’
36 1 0 2 - C
dd Dripping time after defrost (fans o )
0 = no dripping
39-48 2 0 15 min A
d7 Skip defrost
0 = disabled; 1 = enabled;
49 0 0 1 - A
d8 Bypass high temperature alarm time after defrost and door open 33 30 1 240 min C
d9 Defrost priority over compressor protection times
0 = protection times observed; 1 = protection times not observed
47 1 0 1 - A
Sd1 Defrost probe 34 - - - °C/°F F
Sd2 Secondary evaporator defrost probe 34 - - - °C/°F A
dC Time base for defrost
0 =dI in hours, dP1, dP2 and ddP in min; 1 = dI in minutes ,dP1, dP2 and ddP in seconds
48 0 0 1 - A
d10 Defrost time in “Running time” mode
0 = function disabled
49 0 0 240 min A
d11 Defrost temperature threshold in “Running time” mode 49 -30 -50 50 °C/°F A
d12 Pressure probe alarm management during defrost
probe error update supervisor
0 disabled enabled
1 enabled enabled
2 disabled disabled
3 enabled disabled
49 0 0 3 - A
dS1 Compressor o time in “Sequential stop” defrost mode
0 = function disabled
49 0 0 45 min A
dS2 Compressor operating time in “Sequential stop” defrost mode 49 120 0 240 min A
ddt Additional end defrost temperature delta in “Power defrost” mode 50 0.0 -20.0 20.0 °C/°F A
ddP Additional maximum defrost time delta in “Power defrost” mode 50 0 0 60 min A
dn Nominal “Skip defrost” duration 49 75 0 100 % A
d1S Number of daily defrosts (td1)
0 = Disabled 8 = 3 hours 0 minutes
1 = 24 hours 0 minutes 9 = 2 hours 40 minutes
2 = 12 hours 0 minutes 10 = 2 hours 24 minutes
3 = 8 hours 0 minutes 11 = 2 hours 11 minutes
4 = 6 hours 0 minutes 12 = 2 hours 0 minutes
5 = 4 hours 48 minutes 13 = 1 hour 0 minutes
6 = 4 hours 0 minutes 14 = 30 minutes
7 = 3 hours 26 minutes
39 0 0 14 - C
d2S Number of daily defrosts (td2) see d1S 39 0 0 14 - C
dH1 Pump down phase duration
0 = pump down disabled
48 0 0 999 s A
dHG Type of multiplexed hot gas defrost
0 = equalizing valve normally closed
1 = equalizing valve normally open
48 0 0 1 - A
ALM (Alarm)
AA Assign probe for high (AH) and low (AL) temperature alarms
1 = control (Sreg) 8 = auxiliary defrost (Sd2)
2 = virtual (Sv) 9 = auxiliary (Saux)
3 = outlet (Sm) 10 = auxiliary 2 (Saux2)
4 = defrost (Sd) 11 = ambient temperature (SA)
5 = intake (Sr) 12 = ambient humidity (SU)
6 = superheated gas (tGS) 13 = glass temperature (Svt)
7 = saturated evaporation temp. (tEu) 14 = dewpoint (SdP)
67 1 1 14 - F
AA2 Assign probe for high (AH2) and low (AL2) temperature alarms (see AA) 67 5 1 14 - A
A0 High and low temperature alarm reset di erential 67 2.0 0.1 20.0 °C/°F F
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