1.5 Model Designations
1.5.2 Interpreting Servomotor Model Numbers
1-10
1.5.2
Interpreting Servomotor Model Numbers
This section outlines the model numbers of
Σ
-7-series Servomotors. Refer to the relevant man-
ual in the following list for details.
Σ
-7-Series Rotary Servomotor with 400 V-Input Power Product Manual (Manual No.: SIEP S800001 86)
Σ
-7-Series Linear Servomotor with 400 V-Input Power Product Manual (Manual No.: SIEP S800001 81)
Rotary Servomotors
Linear Servomotors
Code
Specifications
Σ
-7-Series Servomotors
Series
Series
SGM7J
SGM7A
SGM7G
Medium inertia, high speed
Low inertia, high speed
Medium inertia, low speed, high torque
Medium inertia, high speed, high torque
SGM7
- 02
D 7 F
2
1
1st+2nd
digits
3rd
digit
4th
digit
5th
digit
6th
digit
7th
digit
1st+2nd digits
Rated Output
3rd digit
Power Supply Voltage
4th digit
Serial Encoder Specification
5th digit
Design Revision Order
7th digit
Options
6th digit
Shaft End Specification
SGM7J: 200 W to 1.5 kW
SGM7A: 200 W to 7.0 kW
SGM7G: 450 W to 15 kW
400 VAC
24-bit absolute
24-bit incremental
Straight without key
Straight with key and tap
With holding brake
With dust seal
Code
Specification
Servomotor Type
1st digit
3rd digit on
3rd digit on
F
T
Models with F-type iron core
Models with T-type iron core
Code
Specification
W
W2
M
M2
Moving Coil
Magnetic Way
The specifications for the 3rd digit on depend on the Servomotor type.
SGL
-
30 D 120 A P
1st
digit
2nd
digit
Series
Σ
-7-Series Servomotors
Series
2nd digit
Moving Coil/Magnetic Way