Danfoss VLT HVAC Operating Instructions Manual page 64

6. How to programme the frequency converter
tional) Use Par. 6-60 to select the variable to
be shown.
Fieldbus Control Word1 Signal
Control word (CTW) received from the Bus
Master.
Fieldbus Reference
value sent with control word via the serial
communications network e.g. from the BMS,
PLC or other master controller.
Communication Option Status Word [bi-
nary]
tion option status word.
FC Port Control Word1 Signal
trol word (CTW) received from the Bus Mas-
ter.
FC Port Speed Set-point A Signal
6
Status word (STW) sent to the Bus Master.
Alarm word [Hex]
alarms in a Hex code (used for serial commu-
nications)
Alarm Word 2 [Hex]
alarms in a Hex code (used for serial commu-
nications)
Warning Word [Hex]
warnings in a Hex code (used for serial com-
munications)
Warning Word 2 [Hex]
warnings in a Hex code (used for serial com-
munications)
Ext. Status Word [Hex]
more status conditions in a Hex code (used for
serial communications)
Ext. Status Word 2 [Hex]
more status conditions in a Hex code (used for
serial communications)
Preventive Maintenance Word
bits reflect the status for the programmed Pre-
ventive Maintenance Events in parameter
group 23-1*
Ext. 1 Reference [Units]
of the reference for extended Closed Loop
Controller 1
Ext. 1 Feedback [Units]
of the feedback signal for extended Closed
Loop Controller 1
Ext. 1 Output [Units]
the output from extended Closed Loop Con-
troller 1
Ext. 2 Reference[Units]
of the reference for extended Closed Loop
Controller 2
Ext. 2 Feedback[Units]
of the feedback signal for extended Closed
Loop Controller 2
64
[1682] Main reference
[1684] Extended fieldbus communica-
[1685] Con-
[1690] One or more
[1691] One or more
[1692] One or more
[1693] One or more
[1694] One or
[1695] One or
[1696] The
[2117] The value
[2118] The value
[2119] The value of
[2137] The value
[2138] The value
MG.11.A4.02 - 09.10.06. VLT
VLT
Ext. 2 Output[Units]
the output from extended Closed Loop Con-
[1680] troller 2
Ext. 3 Reference [Units]
of the reference for extended Closed Loop
Controller 3
Ext. 3 Feedback[Units]
of the feedback signal for extended Closed
Loop Controller 3
Ext. 3 Output[Units]
the output from extended Closed Loop Con-
troller 3
No Flow Power [kW]
No Flow Power for the actual operating speed
Cascade Status [Units]
[1686] the operation of the Cascade Controller
Pump Status [Units]
operation of each individual pump controlled
by the Cascade Controller
0-21 Display Line 1.2 Small
Value:
Motor Current [A]
Function:
Select a variable for display in line 1, middle
position. The options are the same as those
listed for par. 0-20
0-22 Display Line 1.3 Small
Value:
Power [kW]
Function:
Select a variable for display in line 1, right po-
sition. The options are the same as those lis-
ted for par. 0-20
0-23 Display Line 2 Large
Value:
Frequency [Hz]
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®
HVAC Drive Operating Instructions
[2139] The value of
[2157] The value
[2158] The value
[2159] The value of
[2230] The calculated
[2580] Status for
[2581] Status for the
[1614]
Display Line 1.1 Small
.
[1610]
Display Line 1.1 Small
.
[1613]