Stepper Motors PKP Series/PK Series (2-Phase)
PKP268D28A2
ข้อมูลเฉพาะ
ลักษณะเฉพาะ

Characteristics Diagram
ขนาด

Motor
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ข้อมูลเฉพาะอื่น ๆ
General Specifications
Item | Specification | |
---|---|---|
Operating Environment (when operating) |
Ambient Temperature | -10~+50 °C (Non-freezing) Flat Harmonic Gearhead Type is 0~+40 °C (Non-freezing) |
Ambient Humidity | 85 % max. (Non-condensing) | |
Atmosphere | No corrosive gases or dust No exposure to water, oil or other liquids. | |
Temperature Rise | Winding temperature rise 80 °C max. (Based on Oriental Motor's internal measurement conditions) | |
Stop position accuracy*1 | ±3 arc minute (±0.05˚) [PKP21□, PKP242, PKP262is ±5 arcmin (±0.083°), PK26□J, PK26□JDis ±2 arcmin (±0.034°)] |
|
Shaft Runout | 0.05 T.I.R. (mm) *4 *5 | |
Radial Play*2 | 0.025 mm Max. (Load 5 N) [PKP203 Load 2.5 N] |
|
Axial Play*3 | 0.075 mm Max (Load 10 N) [PKP203・PKP21□ Load 1 N, PKP22□, PKP242, PKP262 Load 2.5 N] |
|
Concentricity of Installation Pilot to the Shaft | 0.075 T.I.R. (mm)*4 | |
Perpendicularity of mounting surface to the shaft | 0.075 T.I.R. (mm)*4 |
- *1
- This is the value at full step and no load (Varies depending on the size of the load).
- *2
- Radial Play: Displacement in shaft position in the radial direction when a 5 N load (PKP203 Load 2.5 N) is applied perpendicular to the tip of the motor shaft.
- *3
- Axial Play: Displacement in shaft position in the axial direction when a 10 N load (PKP203, PKP21□ Load 1 N, PKP22□, PKP242, PKP262 Load 2.5 N) is applied to the motor shaft in the axial direction.
- *4
- T.I.R. (Total Indicator Reading): The total dial gauge reading when the measurement section is rotated 1 revolution centered on the reference axis center.
- *5
- PKP244P has 0.025 T.I.R. (mm)

Rotation Direction
This indicates the rotation direction when viewed from the output shaft side.
The rotation direction of the gearhead output shaft relative to the standard type motor output shaft varies depending on the gear type and gear ratio. Please check the following table.
Type | Gear Ratio | Rotation Direction as Viewed From the Motor Output Shaft Side |
---|---|---|
TS Geared Type | 3.6, 7.2, 10 | Same direction |
20, 30 | Opposite direction | |
TH Geared Type Frame size 28 mm |
7.2, 10 | Opposite direction |
20, 30 | Same direction | |
TH Geared Type Frame size 42 mm, 60 mm, 90 mm |
3.6, 7.2, 10 | Same direction |
20, 30 | Opposite direction | |
SH Geared Type Frame size 28 mm |
7.2, 36 | Same direction |
9, 10, 18 | Opposite direction | |
SH Geared Type Frame size 42 mm, 60 mm |
3.6, 7.2, 9, 10 | Same direction |
18, 36 | Opposite direction | |
SH Geared Type Frame size 90 mm |
3.6, 7.2, 9, 10, 18 | Same direction |
36 | Opposite direction | |
CS Geared Type | 5, 10, 15, 20 | Same direction |
FC Geared Type PS Geared Type PN Geared Type HPG Geared Type |
Overall gear ratio | Same direction |
Harmonic Geared Type | 50, 100 | Opposite direction |

Permissible Radial Load and Permissible Axial Load
Type | Motor Frame Size |
Motor Product Name | Gear Ratio | Permissible Radial Load | Permissible Axial Load |
||||
---|---|---|---|---|---|---|---|---|---|
Distance From Shaft End [mm] | |||||||||
0 | 5 | 10 | 15 | 20 | |||||
Standard Type | 13 mm | PKP203 | - | 5 | 6 | - | - | - | 1 |
20 mm | PKP213, PKP214 | 12 | 15 | - | - | - | 3 | ||
28 mm | PKP223, PKP225 | 25 | 34 | 52 | - | - | 5 | ||
35 mm | PKP233, PKP235 | 20 | 25 | 34 | 52 | - | 10 | ||
42 mm | PKP243, PKP244, PKP245, PKP246 | 20 | 25 | 34 | 52 | - | 10 | ||
PKP243□2, PKP244□2, PKP245□2, PKP246□2 | 35 | 44 | 58 | 85 | - | 15 | |||
50 mm | PKP254, PKP256, PKP258 | 61 | 73 | 90 | 110 | - | 20 | ||
56.4 mm | PKP264, PKP266, PKP268 | 61 | 73 | 90 | 110 | 160 | 20 | ||
PKP264□2, PKP266□2, PKP268□2 | 90 | 100 | 130 | 180 | 270 | 30 | |||
60 mm | PK264J, PK266J, PK267J, PK269J | 50 | 60 | 75 | 100 | 150 | 20 | ||
85 mm | PKP296, PKP299, PKP2913 | 260 | 290 | 340 | 390 | 480 | 60 | ||
High-Torque Type | 42 mm | PKP244 | - | 90 | 100 | 130 | 180 | - | 15 |
High-Resolution Type | 28 mm | PKP223, PKP225 | - | 25 | 34 | 52 | - | - | 5 |
42 mm | PKP243, PKP244 | 20 | 25 | 34 | 52 | - | 10 | ||
PKP243□2, PKP244□2, PKP245□2, PKP246□2 | 35 | 44 | 58 | 85 | - | 15 | |||
56.4 mm | PKP264, PKP266, PKP268 | 61 | 73 | 90 | 110 | 160 | 20 | ||
PKP264□2, PKP266□2, PKP268□2 | 90 | 100 | 130 | 180 | 270 | 30 | |||
Flat Type Standard |
42 mm | PKP242 | - | 20 | 25 | 34 | - | - | 5 |
60 mm | PKP262 | ||||||||
Flat Type With Harmonic Gearheads |
51 mm | PKP242 | 50, 100 | - | - | - | - | - | 200 |
61 mm | PKP262 | 450 | |||||||
SH geared type | 28 mm | PKP223 | 7.2, 9, 10, 18, 36 | 15 | 17 | 20 | 23 | - | 10 |
42 mm | PKP243 | 3.6, 7.2, 9, 10, 18, 36 | 10 | 15 | 20 | 30 | - | 15 | |
60 mm | PKP264 | 3.6, 7.2, 9, 10 | 30 | 40 | 50 | 60 | 70 | 30 | |
18, 36 | 80 | 100 | 120 | 140 | 160 | ||||
90 mm | PK296 | 3.6, 7.2, 9, 10, 18, 36 | 220 | 250 | 300 | 350 | 400 | 100 | |
CS Geared Type | 28 mm | PKP223 | 10, 15, 20 | 30 | 37 | 50 | 73 | - | 30 |
42 mm | PKP243 | 5, 10, 15, 20 | 59 | 68 | 80 | 96 | - | 40 | |
60 mm | PKP264 | 160 | 170 | 200 | 220 | 260 | 70 |

Inner Wiring Diagram of Motor
Bipolar (4 lead wires)

มาตรฐาน
Hazardous Substances
The product does not contain any substances (10 substances) exceeding the regulation values of the RoHS Directive (2011/65/EU, 2015/863/EU).
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