5. Parameter Setting
5-8
Menu Menu title Description Unit Display range Default
*P1-02 JM [gfcms2] Inertia gf-cm-sec
2
0.01 ~ 999.99
Convert the motor inertia moment in [gf-cm-sec
2
] and input the data.
In this item, input the inertia of the motor which does not include load inertia.
For information on how to input load inertia, see section [Inertia Ratio (P2-21)].
Procedure of converting general unit to that of [gf-cm-sec
2
] is as follows.
1[kg-cm
2
] → 1.02 [gf-cm-sec
2
]
1[kg-m
2
] → 1.02 × 10
4
[gf-cm-sec
2
]
Menu Menu title Description Unit Display range Default
*P1-03 KT [kgfcm/A] Torque Constant kgf-cm/A 0.001 ~ 999.99
Convert the motor torque constant in [kgf-cm/A] and input the data.
Torque constant is defined in the torque level corresponding to 1[A, rms].
Procedure of converting MKS unit to that of [kgf-cm/A] is as follows.
1[N-m/A] → 10.2[kgf-cm/A]
Menu Menu title Description Unit Display range Default
*P1-04 Ls(Phase)[mH] Inductance mH 0.001 ~ 999.99
*P1-05 Rs(Phase)[Ω] Resistance Ω 0.001 ~ 999.99
Convert the motor phase inductance in [mH] and input the data.
Convert the motor phase resistance in [Ω] and input the data.
Menu Menu title Description Unit Display range Default
*P1-06 Is(Rated)[Arms] Rated Current A (rms) 0.01 ~ 999.99
Convert the motor rated current in [A] and input the data.
Menu Menu title Description
Unit
Display range Default
*P1-07 SPD(Max)[rpm] Max. SPD rpm 0.1 ~ 9999.9
*P1-08 SPD(Rated)[rpm] Rated SPD rpm 0.1 ~ 9999.9
Input motor's maximum speed and rated speed in rpm (r/min).
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