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Table 10.1
Con-
Name
stant
No.
---
---
C1-13
to
to
C1-15
Speedometer
Constant to finely adjust the speed signal so that the actual speed and
Signal Adjust-
Signal Adjust-
speedometer display agree. When the value of SM
speedometer display agree. When the value of SM
* 2
* 2
C1 16
C1-16
ment Value
speedometer indication also increases. A 10-V output is the standard
SM
value at rated speed (C1-26).
ADJ
Load Meter Sig-
This constant makes fine adjustments so that the torque reference and
nal Adjustment
nal Adjustment
the load meter display agree. When the value of LM
the load meter display agree. When the value of LM
* 2
* 2
C1 17
C1-17
Value
needle indication also increases. A 10-V output is the standard value at
LM
120% of rated torque for 30 min.
ADJ
Load Factor
Sets the load meter full scale value when continuous torque is taken to
* 2
* 2
Meter Full Scale
Meter Full Scale
be 100% The full scale value depends on machine specifications
be 100%. The full scale value depends on machine specifications.
C1 18
C1-18
LM
FS
Zero Speed
Detection level of zero-speed signal (ZSPD). Standard setting is 30
−1
−1
Detection Level
Detection Level
min
min
C1-19
C1 19
ZS
LVL
Speed Agree
Detection width of speed-agree signal at rated speed. Standard setting is
Signal Detection
Signal Detection
15%.
15%.
C1 20
C1-20
Width
AGR
BD
Speed Detection
Speed detection signal (SDET) activation level used for winding selec-
Signal Level
Signal Level
tion Expressed as a percent of the motor rated speed (C1 26)
tion. Expressed as a percent of the motor rated speed (C1-26).
C1-21
C1 21
SD
LVL
Speed Detection
Hysteresis width adjustment level of speed signal detection. During
Signal Detection
Signal Detection
acceleration, SDLVL + SDHYS is detected. During deceleration,
acceleration, SDLVL + SDHYS is detected. During deceleration,
C1-22
C1 22
Width
SDLVL − SDHYS is detected. Expressed as a percent of the motor rated
SD
speed (C1-26).
HYS
Torque Detec-
Torque detection signal (TDET) activation level used to detect abnormal
tion Signal Op-
tion Signal Op-
loads. Expressed as a percent of the 30-minute rated torque. Hysteresis
loads. Expressed as a percent of the 30-minute rated torque. Hysteresis
C1 23
C1-23
eration Level
width is limited to ±10%.
TD
LVL
External Control
Torque limit using external torque limit signals (TLL and TLH).
Torque Limit
Torque Limit
Expressed as a percent of the 30-minute rated torque.
Expressed as a percent of the 30 minute rated torque
C1 24
C1-24
Level TL
EXT
Motor Code
Select applicable motor from the motor codes stored in Inverter memo-
Selection MTR
Selection MTR
ry. Expressed in 3-digit hexadecimal (0 to F). When the motor code is
ry. Expressed in 3-digit hexadecimal (0 to F). When the motor code is
C1 25
C1-25
changed, be sure to turn OFF the power once; and then turn it ON again
after verifying that the Digital Operator display has gone OFF.
Rated Speed
Rated speed set according to load machine specifications. Must not be
S
g
greater than the motor maximum speed. When speed reference is 100%,
C1 26
C1-26
100
100
this speed is applied.
hi
Gear Ratio 1
Gear ratio determined by mechanical specifications. This parameter is
(H)
(H)
valid when H gear is selected (i.e., HGR and MGR are OFF).
valid when H gear is selected (i e HGR and MGR are OFF)
C1-27
C1 27
R
HGR
Gear ratio = Load shaft speed ÷ Motor speed
Gear Ratio 2
Gear ratio determined by mechanical specifications. This parameter is
(M)
(M)
valid when M gear is selected (i.e., MGR is ON).
valid when M gear is selected (i e MGR is ON)
C1-28
C1 28
R
MGR
Gear ratio = Load shaft speed ÷ Motor speed
Gear Ratio 3 (L)
Gear ratio determined by mechanical specifications. This parameter is
R
R
valid when L gear is selected (i.e., LGR is ON).
valid when L gear is selected (i e LGR is ON)
C1-29
C1 29
LGR
LGR
Gear ratio = Load shaft speed ÷ Motor speed
Motor Flux
Set value of motor flux lower limit level at reduction control
Lower Limit
Lower Limit
C1-30
C1 30
Level
φ
WL
User Constants (continued)
Explanation
.
p
d i
li d
10-3
Change
* 1
---
increases,
increases,
ADJ
ADJ
Yes
Yes
increases, meter
increases, meter
ADJ
ADJ
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
No
No
p
,
No
No
No
No
No
No
No
No
No
No
10.1 User Constants
Unit
Standard
Upper
Setting
Limit/
Lower
Limit
---
---
---
---
1.50
---
1.00
1 00
0.90
1.50
---
1.00
1 00
0.90
500
%
%
200
200
120
60
−1
−1
min
min
30
30
3
50
%
%
15
15
10
100
%
%
10
10
0
10.00
%
%
1.00
1 00
0.00
120
%
%
10
10
5
120
%
%
10
10
5
1FF
---
---
001
Max.
Max.
speed
−1
min
min
speed
speed
100
2.5000
---
1.0000
1 0000
0.0400
2.5000
---
1.0000
1 0000
0.0400
2.5000
---
1 0000
1.0000
0.0400
100
%
%
15
15
15
10
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