User guide

Revision 2.2 Page 6 of 17
Warning
Please Note
The specifications of the product detailed on this
Set-Up Guide may change without notice. RDM
Ltd. shall not be liable for errors or for incidental
or consequential damages, directly and indirectly,
in connection with the furnishing, performance or
misuse of this product or document.
Ensure that all power is
switched off before
installing or maintaining
this product
ML Twin Controller Installation Guide
www.resourcedm.com
No.
Parameter
Range
O
C (
O
F)
Step
Units
Default
P-49
Fan Delay Time
00:00 to 99:00
01:00
mins:secs
15:00
P-50
Fans in Defrost
0 = Off
1 = On
1
-
0
P-51
Fan Delay Temperature
-60.0 (-76.0) to +60.0 (140.0)
0.1
O
C (
O
F)
0.0 (32.0)
P-98
Lights Control
0 = Off
1 = Case Off
2 = Sec
1
-
0
P-81
Sec Offset
-60.0 (-76.0) to +60.0 (140.0)
0.1
O
C (
O
F)
10.0 (50.0)
P-60
Lights Mode
0 = Local
1 = Remote
2 = Manual Off
3 = Manual On
1
-
0
P-61
Sunday On Time
00:00 to 23:59
00:01
hrs:min
08:00
P-62
Sunday Off Time
00:00 to 23:59
00:01
hrs:min
20:00
P-63
Monday On Time
00:00 to 23:59
00:01
hrs:min
08:00
P-64
Monday Off Time
00:00 to 23:59
00:01
hrs:min
20:00
P-65
Tuesday On Time
00:00 to 23:59
00:01
hrs:min
08:00
P-66
Tuesday Off Time
00:00 to 23:59
00:01
hrs:min
20:00
P-67
Wednesday On Time
00:00 to 23:59
00:01
hrs:min
08:00
P-68
Wednesday Off Time
00:00 to 23:59
00:01
hrs:min
20:00
P-69
Thursday On Time
00:00 to 23:59
00:01
hrs:min
08:00
P-70
Thursday Off Time
00:00 to 23:59
00:01
hrs:min
20:00
P-71
Friday On Time
00:00 to 23:59
00:01
hrs:min
08:00
P-72
Friday Off Time
00:00 to 23:59
00:01
hrs:min
20:00
P-73
Saturday On Time
00:00 to 23:59
00:01
hrs:min
08:00
P-74
Saturday Off Time
00:00 to 23:59
00:01
hrs:min
20:00
Dflt
Default Settings
Parameter Description
No.
Parameter
Description
P-15
Lead Cut-In
The value above which the controller starts the Lead Compressor.
P-16
Lead Diff
The value below the set point at which the controller stops the Lead Compressor.
P-17
Lag Cut-In
The value above which the controller starts the Lag Compressor.
P-18
Lag Diff
The value below the set point at which the controller stops the Lag Compressor.
P-03
Control Weight
Percentage of Probe 1 temperature that is used to calculate the control temp and display temp.
The remaining percentage will be used on probe 2 temperature.
Example, P-03 set to 30%
Control temp = 30% Probe 1 + 70% Probe 2
P-04
Probe 3 Type
This parameter allows the user to change the function of input 3. See Monitor Probe
P-05
Probe 4 Type
This parameter allows the user to change the function of input 4. See Monitor Probe
P-06
Relay 2 Function
Sets the function of relay 2, defaults to Compressor
P-07
Relay 4 Function
Sets the function of relay 4, defaults to Lights
P-08
Relay 5 Function
Sets the function of relay 5, defaults to Trims
P-11
Trim level
Sets an On percentage level, of a 5-minute period, to pulse the trim heater relay off/on.
Example: - P-11 set to 40% = 2 minutes On, 3 minutes Off
P-12
Anti Short Cycle Time
Time between compressor starts. See Anti-Short Cycle
P-14
Service Interval
Service interval time, set to 0 then back to reset. Brings on the service (Spanner) icon when active.
P-20
Alarm delay
Sets the OT/UT alarm delay
P-21
Under Temp Alarm
Under temperature Alarm set point
P-22
Over Temp Alarm
Over temperature Alarm set point
P-23
Monitor probe Alarm delay
Sets the monitor probe OT/UT alarm delay
P-24
Monitor probe Under Temp
Monitor probe Under temperature Alarm set point
P-25
Monitor probe Over Temp
Monitor probe Over temperature Alarm set point
P-26
Alarm buzzer duration
Sets the buzzer on duration when an alarm occurs. Set to 00:00 to not use the buzzer.
P-40
Defrost Mode
Defrost mode –
Local Mode : Controller schedules P-41 & P-42
Remote Mode : Front-end schedules.
P-41
Defrost Start Time (Local
mode)
Defrost start time for local schedule
P-42
Defrost number (Local
mode)
Number of defrosts per day (local mode)
P-43
No Defrost Time
Starts a defrost if no defrost command has been sent for this duration
P-44
Defrost Termination
Temperature
Defrosts terminate when the Air Off/Defrost Probe temp reaches this value (See P-04 & P-05).