Speed Conversion

You can perform conversions, such as pulse speed [Hz] ⇔ rotation speed [r/min], and belt transfer speed [m/min], [m/sec], [mm/sec] ⇔ motor rotation speed [r/min].
Use this section as a support tool for selection calculations and equipment start-up.
Enter the setting values and click the "Calculate" button to display the results.

Speed Conversion

Calculate Rotation Speed [r/min] From Pulse Speed [HZ]

Travel angle per pulse
θS: [deg]
Pulse speed
f: [Hz]
Calculate
Rotation speed
NM: [r/min]

Decimals are rounded to the nearest hundredth

Conversion Formula From Pulse Speed f [Hz] to Rotation Speed NM [r/min]

  θS  
NM ＝ f ･
・60
  360  

Calculate Pulse Speed [HZ] From Rotation Speed [r/min]

Travel angle per pulse
θS: [deg]
Rotation Speed
NM: [r/min]
Calculate
Pulse speed
f: [Hz]

Decimals are rounded to the nearest whole number

Conversion Formula From Rotation Speed NM [r/min] to Pulse Speed f [Hz]

  360   1
f ＝ NM・
・
  θS   60

Speed Conversion by Mechanism

Calculate Motor Rotation Speed [r/min] From Transfer Speed of Screw Linear Slide [m/min], [m/sec], [mm/sec]

Transfer speed of screw linear slide
V:
Screw lead
PB: [mm/r]
Primary side pulley diameter or number of teeth
D1: [mm] (for diameter)
Secondary side pulley diameter or number of teeth
D2: [mm] (for diameter)
Calculate
Motor rotation speed
NM: [r/min] Decimals are rounded to the nearest hundredth

Conversion Formula From Screw Linear Slide Transfer Speed V [m/min], [m/sec], [mm/sec] to Motor Rotation Speed NM [r/min]

For [m/min] → [r/min]
  V   D2
NM ＝ 1,000・
・
  PB   D1
For [m/sec] → [r/min]
  V   D2  
NM ＝ 1,000・
・
・60
  PB   D1  
For [mm/sec] → [r/min]
  V   D2  
NM ＝
・
・60
  PB   D1  

Calculate Transfer Speed of Screw Linear Slide [m/min], [m/sec], [mm/sec] From Motor Rotation Speed [r/min]

Motor rotation speed
NM: [r/min]
Screw lead
PB: [mm/r]
Primary side pulley diameter or number of teeth
D1: [mm] (for diameter)
Secondary side pulley diameter or number of teeth
D2: [mm] (for diameter)
Calculate
Transfer speed of screw linear slide
V: [m/min]
[m/sec]
[mm/sec]

Decimals are rounded to the nearest hundredth

Conversion Formula From Motor Rotation Speed NM [r/min] to Transfer Speed V [m/min], [m/sec], [mm/sec] of Screw Linear Slide

For [r/min] → [m/min]
  PB・NM   D1
V =
・
  1,000   D2
For [r/min] → [m/sec]
  PB・NM   D1   1
V =
・
・
  1,000   D2   60
For [r/min] → [mm/sec]
  D1   1
V = PB・NM・
・
  D2   60

Calculate Motor Rotation Speed [r/min] From Belt Transfer Speed [m/min], [m/sec], and [mm/sec]

Belt Transfer Speed
V:
Diameter of Drive Roller
DR: [mm]
Primary side pulley diameter or number of teeth
D1: [mm] (for diameter)
Secondary side pulley diameter or number of teeth
D2: [mm] (for diameter)
Calculate
Motor rotation speed
NM: [r/min] Decimals are rounded to the nearest hundredth

Conversion Formula From Belt Transfer Speed V [m/min], [m/sec], [mm/sec] to Motor Rotation Speed NM [r/min]

For [m/min] → [r/min]
  V   D2
NM ＝ 1,000・
・
  πDR   D1
For [m/sec] → [r/min]
  V   D2  
NM ＝ 1,000・
・
・60
  πDR   D1  
For [mm/sec] → [r/min]
  V   D2  
NM ＝ 1,000・
・
・60
  πDR   D1  

Calculate Belt Transfer Speed [m/min], [m/sec], and [mm/sec] From Motor Rotation Speed [r/min]

Motor rotation speed
NM: [r/min]
Diameter of Drive Roller
DR: [mm]
Primary side pulley diameter or number of teeth
D1: [mm] (for diameter)
Secondary side pulley diameter or number of teeth
D2: [mm] (for diameter)
Calculate
Belt Transfer Speed
V: [m/min]
[m/sec]
[mm/sec]

Decimals are rounded to the nearest hundredth

Conversion Formula from Motor Rotation Speed NM [r/min] to Belt Transfer Speed V [m/min], [m/sec], [mm/sec]

For [r/min] → [m/min]
  π・DR・NM   D1
V =
・
  1,000   D2
For [r/min] → [m/sec]
  π・DR・NM   D1   2
V =
・
・
  1,000   D2   60
For [r/min] → [mm/sec]
  D1   1
V＝π・DR・NM・
・
  D2   60

Calculate Motor Rotation Speed [r/min] From Table Rotation Speed V [deg/s] and [rad/s]

Table rotation speed
V:
Primary side pulley diameter or number of teeth
D1: [mm] (for diameter)
Secondary side pulley diameter or number of teeth
D2: [mm] (for diameter)
Calculate
Motor rotation speed
NM: [r/min]

Decimals are rounded to the nearest hundredth

Conversion Formula From Table Rotation Speed V [deg/s], [rad/s] to Motor Rotation Speed NM [r/min]

For [deg/s] → [r/min]
  D2   60
NM ＝ V・
・
  D1   360
For [rad/s] → [r/min]
  V   D2  
NM ＝
・
・60
  2π   D1  

Calculate Table Rotation Speed V [deg/s] and [rad/s] From Motor Rotation Speed [r/min]

Motor rotation speed
NM: [r/min]
Primary side pulley diameter or number of teeth
D1: [mm] (for diameter)
Secondary side pulley diameter or number of teeth
D2: [mm] (for diameter)
Calculate
Table Rotation Speed
V: [deg/s]
[rad/s]

Decimals are rounded to the nearest hundredth

Conversion Formula From Motor Rotation Speed NM [r/min] to Table Rotation Speed V [deg/s], [rad/s]

For [r/min] → [deg/s]
  D1   360
V = NM・
・
  D2   60
For [r/min] → [rad/s]
  D1   2π
V = NM・
・
  D2   60

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