Danfoss m2 User Manual

22 Manual RS.8A.N5.02 © Danfoss 10-2007 m2 Version 3.11
The sample frequency aects the amount of data that will be stored in the units
memory.
TDays = Total number of days stored in memory
Freq = Graph sample frequency
Pt = Highest point number used
Total = Total memory available - 2Mb = 2097152
- 4Mb = 4194304
- 6Mb = 6291456
- 8Mb = 8388608
TDays = Freq x (Total - 464000)
1440 x (6+(2 x Pt))
Freq = 1440 x TDays x ((2 x Pt)+6)
Total - 464000
Example table for days using 40 points.
Freq Days
1 47
2 94
5 235
10 471
15 706
Example table for frequency using 40 points.
Days Freq (in minutes)
100 2
200 4
300 6
500 11
700 15
These calculations can alter if a large amount of alarms are stored.
Use this option to dene the action to take place when an alarm occurs. From
the Setup Menu, select the Alarm Action Setup option.
Use the ‘ ’ or ‘ ’ keys to cycle through the devices and complete the elds for
each device as described below.
RELAY 1 MODEM 2
RELAY 2 MODEM 3
SIREN MODEM 4
LAMP MODEM 5
FLASH PRINT
MODEM 1
Type in up to 8 characters as an appropriate name for the output device. Use ‘
’ or ‘ ’ keys to cycle through the character list and the ‘ ‘ or ‘ ‘ key to move
the cursor left or right respectively.
You can use the ‘ ‘ and ‘ ‘ keys together to delete the character before the
cursor and ‘ ‘ to change case. Press ‘↵’ to move onto the next eld.
Use this eld to specify when the device is to be used. Set the trigger as follows
for each of the Alarm Actions:
0 Always OFF (Never trigger)
1 Always ON (day and night) (Always trigger)
D ON during the day (Trigger during the day only)
N ON during the night (Trigger during the night only)
Output Name
Action n
Alarm Action Setup

Danfoss m2 Specifications

General

Brand	Danfoss
Model	m2
Category	Control Systems
Language	English