Danfoss VLT HVAC Drive FC 102, Руководство по программированию, Страница: 88 / 250

6-50 Terminal 42 Output
Option: Function:
[102] Feedback
+-200%
-200% to +200% of
parameter 20-14 Maximum Reference/Feedb. ,
(0–20 mA).
[103] Motor cur. 0-
Imax
0–Inverter Max. Current
(
parameter 16-37 Inv. Max. Current ), (0-20
mA).
[104] Torque 0-Tlim 0–Torque limit ( parameter 4-16 Torque Limit
Motor Mode ), (0–20 mA).
[105] Torque 0-
Tnom
0–Motor rated torque, (0–20 mA).
[106] Power 0-Pnom 0–Motor rated power, (0–20 mA).
[107] Speed 0-
HighLim
0–Speed High Limit ( parameter 4-13 Motor
Speed High Limit [RPM] and
parameter 4-14 Motor Speed High Limit
[Hz]
), (0–20 mA).
[113] Ext. Closed
Loop 1
0–100%, (0–20 mA).
[114] Ext. Closed
Loop 2
0–100%, (0–20 mA).
[115] Ext. Closed
Loop 3
0–100%, (0–20 mA).
[130] Out frq 0-100
4-20mA
0–100 Hz.
[131] Reference
4-20mA
Minimum reference - Maximum reference.
[132] Feedback
4-20mA
-200% to +200% of
parameter 20-14 Maximum Reference/Feedb. .
[133] Motor cur.
4-20mA
0–Inverter Maximum current
(
parameter 16-37 Inv. Max. Current ).
[134] Torq.0-lim
4-20 mA
0–Torque limit ( parameter 4-16 Torque Limit
Motor Mode ).
[135] Torq.0-nom
4-20mA
0–Motor rated torque.
[136] Power 4-20mA 0–Motor rated power.
[137] Speed 4-20mA 0–Speed high limit ( parameter 4-13 Motor
Speed High Limit [RPM] and
parameter 4-14 Motor Speed High Limit
[Hz]
).
[139] Bus ctrl. 0–100%, (0–20 mA).
[140] Bus ctrl. 4-20
mA
0–100%.
[141] Bus ctrl t.o. 0–100%, (0–20 mA).
[142] Bus ctrl t.o.
4-20mA
0–100%.
[143] Ext. CL 1
4-20mA
0–100%.
[144] Ext. CL 2
4-20mA
0–100%.
[145] Ext. CL 3
4-20mA
0–100%.
6-50 Terminal 42 Output
Option: Function:
[184] Mirror AI53
mA
[185] Mirror AI54
mA
6-51 Terminal 42 Output Min Scale
Range: Function:
0 %
*
[0 - 200
%] Scale for the minimum output (0 mA or 4 mA)
of the analog signal at terminal 42.
Set the value to be the percentage of the full
range of the variable selected in
parameter 6-50 Terminal 42 Output .
6-52 Terminal 42 Output Max Scale
Range: Function:
100
%
*
[0 -
200 %] Scale for the maximum output (20 mA) of the
analog signal at terminal 42.
Set the value to be the percentage of the full
range of the variable selected in
parameter 6-50 Terminal 42 Output .
130BA075.13
(mA)
0%
20
0/4
100%
Current
Analogue
output
Min Scale
par. 6-51
Variable for
output
example:
Speed (RPM)
Analogue
Output
Max Scale
par. 6-52
Illustration 3.30 Output Current vs Reference
Variable
It is possible to obtain a value lower than 20 mA
at full scale by programming values >100% by
using a formula as follows:
20 mA/desired maximum current × 100 %
i . e . 10mA:
20 mA
10 mA × 100 % = 200 %
Parameter Descriptions
VLT
®
HVAC Drive FC 102
86 Danfoss A/S © 03/2015 All rights reserved. MG11CE02
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