This manual is for the exclusive use of licensees and employees of McDonald’s Systems Inc.
Page 18 of 18
Revision A
Controller Parameters
Parameter
Value
Parameter
SPL
33° F
Minimum temperature setpoint
SPH
40 F
Maximun temperature setpoint
SP
33 F
Effective setpoint
C-H
REF
Operation mode:Refrigeration
HYS
3
Hysteresis (Differential)
CRT
1
Minimum compressor off time
CT1
5
Compressor run time if T1 failure
CT2
7
Compressor off time if T1 failure
CSD
0
Compressor stop delay door opening (active only if DS=Yes)
DFM
TIM
Defrost start mode: Time interval
DFT
12
Defrost interval
DFB
YES
Defrost timer backup
DLI
45
Defrost and temperature
DTO
50
Maximum Defrost duration
DTY
OFF
Defrost type (OFF cycle)
DPD
0
Evaporator pump down
DRN
0
Pause after Defrost
DDM
DEF
Display during Defrost
DDY
10
Display delay
FID
YES
Fans active during Defrost
FDD
45°
Evaporator fan re-star temperature after Defrost (refered to T2 probe)
FTO
0
Mximun evaporator fan stop after Defrost
FCM
NON
Evap operation mode: Fan on continuosly
FDT
0
Evap air temperature difference for the fans to turn off after the compressor has stopped
FDH
1
Temperature differential for fan re-start
FT1
0
Fan stop delay
FT2
0
Timed fan stop
FT3
3
Timed fan run
ATM
NON
Alarm threshold control
ADO
5m
Delay before door open alarm warning
AHM
NON
Operation in case of high condenser alarm
ACC
0
Condenser periodic cleaning
IISM
NON
Switchover mode to second parameter set
SB
NO
Stand by button enabling
DI1
NON
Digital input operation
DI2
NON
Digital input operation
LSM
NON
Light control mode
OA1
Non
AUX 1 output
OA2
FAN
AUX 2 output: evap pan
OS1
-1
Probe T1 offset
T2
YES
Probe T2 enabling (evaporator)
OS2
0
Probe T2 offset
TLD
30
Delay for minimun temperature (TLO) and maximun temperature (THI) logging
SCL
°F
Read out scale
SIM
0
Display Slowdown
ADR
1
BIT25 address for PC communication
RES
NO
Restore default program
