Par. No. # Parameter description Default value 4-set-up Change during opera-
tion
Conver-
sion index
Type
27-0* Control & Status
27-01 Pump Status [0] Ready All set-ups TRUE - Uint8
27-02 Manual Pump Control [0] No Operation 2 set-ups TRUE - Uint8
27-03 Current Runtime Hours 0 h All set-ups TRUE 74 Uint32
27-04 Pump Total Lifetime Hours 0 h All set-ups TRUE 74 Uint32
27-1* Configuration
27-10 Cascade Controller [0] Disabled 2 set-ups FALSE - Uint8
27-11 Number Of Drives 1 N/A 2 set-ups FALSE 0 Uint8
27-12 Number Of Pumps SR 2 set-ups FALSE 0 Uint8
27-14 Pump Capacity 100 % 2 set-ups FALSE 0 Uint16
27-16 Runtime Balancing [0] Balanced Priority 1 2 set-ups TRUE - Uint8
27-17 Motor Starters [0] Direct Online 2 set-ups FALSE - Uint8
27-18 Spin Time for Unused Pumps SR All set-ups TRUE 0 Uint16
27-19
Reset Current Runtime Hours [0] Do not reset All set-ups TRUE - Uint8
27-2* Bandwidth Settings
27-20 Normal Operating Range SR All set-ups TRUE 0 Uint8
27-21 Override Limit 100 % All set-ups TRUE 0 Uint8
27-22 Fixed Speed Only Operating Range SR All set-ups TRUE 0 Uint8
27-23 Staging Delay 15 s All set-ups TRUE 0 Uint16
27-24 Destaging Delay 15 s All set-ups TRUE 0 Uint16
27-25 Override Hold Time 10 s All set-ups TRUE 0 Uint16
27-27
Min Speed Destage Delay SR All set-ups TRUE 0 Uint16
27-3* Staging Speed
27-31 Stage On Speed [RPM] SR All set-ups TRUE 67 Uint16
27-32 Stage On Speed [Hz] SR All set-ups TRUE -1 Uint16
27-33 Stage Off Speed [RPM] SR All set-ups TRUE 67 Uint16
27-34 Stage Off Speed [Hz] SR All set-ups TRUE -1 Uint16
27-4* Staging Settings
27-40 Automatic Staging/Destaging [0] Disabled All set-ups FALSE - Uint8
27-41 Ramp Down Delay 10.0 s All set-ups TRUE -1 Uint16
27-42 Ramp Up Delay 2.0 s All set-ups TRUE -1 Uint16
27-43 Staging Threshold SR All set-ups TRUE 0 Uint8
27-44 Destaging Threshold SR All set-ups TRUE 0 Uint8
27-45 Staging Speed [RPM] 0 RPM All set-ups TRUE 67 Uint16
27-46 Staging Speed [Hz] 0.0 Hz All set-ups TRUE -1 Uint16
27-47 Destaging Speed [RPM] 0 RPM All set-ups TRUE 67 Uint16
27-48 Destaging Speed [Hz] 0.0 Hz All set-ups TRUE -1 Uint16
27-5* Alternate Settings
27-50 Automatic Alternation [0] Disabled All set-ups FALSE - Uint8
27-51 Alternation Event null All set-ups TRUE - Uint8
27-52 Alternation Time Interval 0 min All set-ups TRUE 70 Uint16
27-53 Alternation Timer Value 0 min All set-ups TRUE 70 Uint16
27-54 Alternation At Time of Day [0] Disabled All set-ups TRUE - Uint8
27-55 Alternation Predefined Time SR All set-ups TRUE 0
TimeOfDay-
WoDate
27-56 Alternate Capacity is < 0 % All set-ups TRUE 0 Uint8
27-58
Run Next Pump Delay 0.1 s All set-ups TRUE -1 Uint16
27-7* Connections
27-70 Relay [0] Standard Relay 2 set-ups FALSE - Uint8
27-9* Readouts
27-91 Cascade Reference 0.0 % All set-ups TRUE -1 Int16
27-92 % Of Total Capacity 0 % All set-ups TRUE 0 Uint16
27-93 Cascade Option Status [0] Disabled All set-ups TRUE - Uint8
8.3.23. Cascade CTL Option 27-**
8. How to programme the frequency converter
VLT
®
AQUA Drive
Operating Instructions
126
MG.20.M4.02 - VLT
®
is a registered Danfoss trademark
8
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