Control & Status - Danfoss VLT AQUA Operating Instructions Manual

Parameter Descriptions
5.1.2 Array Parameters
For the following parameters the index is referring to the
number of the (specific) pump. In case of the Stage On/Off
Speeds, the index reflects the number of pumps in
operation.
•
27-01 Pump Status
•
27-02 Manual Pump Control
•
27-03 Current Runtime Hours
•
27-04 Pump Total Lifetime Hours
•
27-14 Pump Capacity
•
27-16 Runtime Balancing
•
27-31 Stage On Speed [RPM]
•
27-32 Stage On Speed [Hz]
•
27-33 Stage Off Speed [RPM]
•
27-34 Stage Off Speed [Hz]
NOTICE
For 27-70 Relay, index 0 refers to relay 1, index 1 refers
to relay 2, index 2 refers to relay 3 ... index 19 refers to
relay 20.
5.1.3 Control & Status, 27-0*
Control and status parameters are for monitoring and
manual control of the pumps.
Press [◄] and [►] keys to choose pump. Press [
keys to change settings.
27-01 Pump Status
Pump Status is a readout parameter showing the status of each
pump in the system.
Option: Function:
[0] Ready The pump is available for use by the
Cascade Controller.
[1] On Drive The pump is controlled by the Cascade
Controller, and the pump is connected
to a frequency converter, and is running.
[2] On Mains The pump is controlled by the Cascade
Controller, and the pump is connected
to mains, and is running.
[3] Offline - Off The pump is not available for use by the
Cascade Controller, and the pump is off.
[4] Offline - On The pump is not available for use by the
Mains Cascade Controller, and the pump is
connected to mains and is running
[5] Offline - On The pump is not available for use by the
Drive Cascade Controller, and the pump is
connected to mains and is running
®
VLT AQUA Drive MCO 101/MCO 102
27-01 Pump Status
Pump Status is a readout parameter showing the status of each
pump in the system.
Option:
[6]
[7]
[8]
[9]
[10] No Relay
27-02 Manual Pump Control
Manual Pump Control is a command parameter that allows
manual control of individual pump states. Selecting one of these
will execute the command and then return to No Operation.
Option:
[0]
[1]
[2]
▲ ▼
] and [ ]
[3]
[4]
[5]
27-03 Current Runtime Hours
Range:
0 h
27-04 Pump Total Lifetime Hours
Range:
0 h
®
MI38C402 - VLT is a registered Danfoss trademark
Function:
Offline - Fault The pump is not available for use by the
Cascade Controller, and the pump is
connected to mains and is running
Offline - Hand The pump is not available for use by the
Cascade Controller, and the pump is
connected to mains and is running
Offline - External The pump has been externally
Interlock interlocked and is off.
Spinning The cascade control is executing a spin
cycle for the pump.
The pump is not directly connected to a
Connection frequency converter, and no relay has
been assigned to the pump
No Operation
Online
Alternate On
Offline - Off
Offline - On
Offline - Spin
Function:
[0 - Current Runtime Hours is a readout
*
2147483647 h] parameter showing the total number of
hours each pump has been running since
last reset. This time is used to balance
the running hours between pumps. The
times may all be reset to 0 using
27-91 Cascade Reference.
Function:
[0 - 2147483647 h] Pump Total Lifetime Hours is the total
*
operating hours for each connected
pump.
Function:
Does nothing.
Makes the pump available to
the Cascade Controller.
Forces the selected pump to
be the lead pump.
Turns the pump off and
makes the pump unavailable
for cascading.
Turns the pump on and
makes the pump unavailable
for cascading.
Initiates a pump spin.
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