Alfa Laval Micro
Installation, service and operating instruction
12.3
CM721– Installer parameters table
12.3.1
CM721- Category 1: Room Thermostat Settings
Parameter
Parameter
No.
AM-PM / 24hr
1:CL
Display
Reset Time/
2:rP
Temp Program
Auto
3:tC
Summer/Winter
Time Change
LCD Backlighting
5:bL
Upper Temp Limit
6:uL
Lower Temp Limit
7:LL
Optimisation
8:OP
Temperature
12:tO
Offset
Proportional
13:Pb
Band Width
Scheduled
19:SP
Maintenance
Alert Period
(months)
Reset
20:FS
Parameters to
Factory Defaults
Note
1) Remember to always press the green button to confirm that you want to store your new Installer Set-Up
setting. To exit the Installer Mode press the AUTO or MAN button.
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Factory Default Setting
Display
Description
12 hr. – AM/PM clock
12
display format
1
Time / Temp profile set
to factory default
Changes to 0 when
one of the time/temp
profiles are changed
1
Auto Summer/Winter
Time Change Enabled
1
Backlighting Enable
35
35°C Upper Temp.
Limit
5
5°C Lower Temp. Limit
0
Optimisation Disabled
0
No temperature offset
1.5
Proportional band of
1.5 degrees
0
Scheduled
Maintenance Alert
Period disabled
1
All settings at factory
defaults
Changes to 0 when
one of the parameter
is changed
40
Optional Setting
Display
Description
24
24 hr. clock display format
0
Time / Temperature are as
programmed
To restore the factory
profile set to 1
0
Auto Summer/Winter Time
Change Disabled
0
Backlighting Disabled
21 to 34
21°C to 34°C adjustment in
1°C steps
5 to 21
6°C to 21°C adjustment in
1°C steps
1
Optimisation Enabled
-3 to +3
-3°C to +3°C adjustment in
0.1°C steps
1.6 to
1.6°C to 3.0°C adjustment
3.0
in 0.1°C steps
0 to 48
0 to 48 months adjustment
in 1 month steps
0
Settings are as modified
above
To restore the factory
profile set to 1