Bulletin 100-50-6.5 –
Page 7
Parameters
Minimum
Maximum
U.M.
dEF.
Compressor Protections (continued)
C4
0
240
min
10
time the compressor remains turned off during the cabinet probe error; also look
at C5
C5
0
240
min
10
time the compressor remains turned on during the cabinet probe error; also
look at C4
C6
0
200
°C/°F
80
condenser temperature above which the overheated condenser alarm is
activated (only if P4 = 2)
C7
0
200
°C/°F
90
condenser temperature above which the compressor locked alarm is activated
(only if P4 = 2)
C8
0
15
min
1
compressor locked alarm delay (only if P4 = 2)
C9
0
120
s
5
compressor 2 delay from power up of compressor 1 (only if u1 = 3)
C10
0
9999
h
1000
number of hours of compressor operation above which the LED maintenance
indicator is turned on
0 = no function
Parameters
Minimum
Maximum
U.M.
dEF.
defrost
d0
0
99
h
8
defrost interval (only if d8 = 0, 1 or 2)
0 = the defrost at intervals will never be activated
d1
0
1
—
0
kind of defrost
0 = electric defrost
1 = hot gas defrost
d2
-99
99
°C/°F
2
defrost termination temperature (only if P3 = 1)
d3
0
99
min
30
defrost duration if P3 = 0 or 2; maximum defrost duration if P3 = 1
0 = the defrost will never be activated
d4
0
1
—
0
defrost when you turn on the controller (only if d8 = 1, 2 or 3)
1 = YES
d5
0
99
min
0
defrost delay when you turn on the controller (only if d4 = 1); also see i5
d6
0
1
—
1
temperature shown during the defrost (only if P5 = 0)
0 = cabinet temperature
1 = if, upon the activation of defrost, the cabinet temperature is below “working
se r0”, at most “working se r0”; if, upon the activation of
defrost, the cabinet temperature is above “working se r0”, at most
the current cabinet temperature
d7
0
15
min
2
drip delay
d8
0
3
—
0
kind of defrost interval
0 =
PERIOdIC
- the defrost will be activated when the controller has remained
turned on for time d0
1 =
PERIOdIC
- the defrost will be activated when the compressor has
remained turned on for time d0
2 =
PERIOdIC
- the defrost will be activated when the evaporator temperature
has remained below temperature d9 for time d0
3 =
REAL TIME
- defrosting will be activated at the times established by
parameters Hd1 ... Hd6
d9
-99.0
99.0
°C/°F
0.0
evaporator temperature above which the count of the defrost interval is
suspended (only if d8 = 2)
dA
0
99
min
0
minimum time the compressor must remain turned on before defrost can be
activated (only if d1 = 1)
Parameters
Minimum
Maximum
U.M.
dEF.
Temperature Alarms
A0
0
2
—
0
measured input used for the low temperature alarm
0 = cabinet temperature
1 = evaporator temperature
2 = temperature read by the auxiliary probe (only if P4 = 1 or 2)
A1
-99.0
99.0
°C/°F
-10.0
temperature below which the low temperature alarm is activated; also look at
A0 and A2
A2
0
2
—
1
kind of lower temperature alarm
0 = alarm not enabled
1 = relative to the working setpoint (or “working setpoint - A1”; consider A1
without sign)
2 = absolute (or A1)
A3
0
1
—
0
measured input used for high temperature alarm
0 = cabinet temperature
1 = temperature read by the auxiliary probe (only if P4 = 1 or 2)
A4
-99.0
99.0
°C/°F
10.0
temperature above which the high temperature alarm is activated; also look at
A3 and A5
A5
0
2
—
1
kind of upper temperature alarm
0 = alarm not enabled
1 = relative to the working setpoint (or “working se A4”; consider A4
without sign)
2 = absolute (or A4)
A6
0
240
min
120
high temperature alarm delay after turning on the controller (only if A3 = 0 if P4
=1 and A3 = 1)
A7
0
240
min
15
temperature alarm delay
