Mitsubishi Electric MELDAS MDS-B-SVJ2 Series Specifications And Instruction Manual page 266

Table 11-4 shows the approximate precision at the motor end of each motor series. Obtain the
precision at the motor end during actual machining by adding the machine precision to the value in the
table.
Motor series
HC -A42/E42 (OSA104, OSE104)
HC -A47 (OSA17)
HC -A33/E33 (OSA253, OSE253)
HC R-A42/E42 (OSA104, OSE104)
HC R-A47 (OSA17)
HC R-A33/E33 (OSA253, OSE253)
HA N-A42/E42 (OSA104, OSE104)
HA N-A33/E33 (OSA253, OSE253)
HC-SF
HC-RF
HA-FF
HC-MF
Table 11-5 Example of precision when movement amount is Δs = 10mm per motor rotation
Motor series
HC -A42/E42, HA N-A42/E42
HC -A47
HC -A33/E33, HA N-A33/E33
HC R-A42/E42
HC R -A47
HC R-A33/E33
HC-SF
HC-RF
HA-FF
HC-MF
Chapter 11 Selection
Table 11-4 Precision by motor series
Control
Theoretic
resolution
precision
RNG
Δε
(pulse/rev)
100000
100000
25000
ΔS
100000
RNG
100000
25000
100000
25000
16384
16384 ΔS
RNG
8192
8192
Theoretic
precision
Δε
0.1
0.1
0.4
0.1
0.1
0.4
0.61
0.61
1.22
1.22
11-6
Positioning Surface
precision precision
Δεp Δεv
10Δε ~ 20Δε
30Δε ~ 40Δε
10Δε ~ 20Δε
60Δε ~ 80Δε
Δε ~ 2Δε
80Δε ~ 100Δε
20Δε ~ 30Δε
10Δε ~ 20Δε
15Δε ~ 25Δε
Δε ~ 2Δε
20Δε ~ 30Δε
30Δε ~ 40Δε
Positioning Surface
precision precision
Δεp Δεv
0.1 ~ 0.2 1 ~ 2
0.1 ~ 0.2 3 ~ 4
0.4 ~ 0.8 4 ~ 8
0.1 ~ 0.2 6 ~ 8
0.1 ~ 0.2 8 ~ 10
0.4 ~ 0.8 8 ~ 12
0.6 ~ 1.2 9 ~ 15
1.2 ~ 2.5 12 ~ 18
1.2 ~ 2.5 24 ~ 37
1.2 ~ 2.5 37 ~ 50
Absolute
position
repeatability
Δεa
Δε ~ 2Δε
Δε ~ 2Δε
Absolute
position
repeatability
Δεa
0.1 ~ 0.2
0.1 ~ 0.2
0.4 ~ 0.8
0.1 ~ 0.2
0.1 ~ 0.2
0.4 ~ 0.8
0.6 ~ 1.2
1.2 ~ 2.5
1.2 ~ 2.5
1.2 ~ 2.5