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MPI Series Incremental type

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Feature

High accuracy 2 seconds / MPI-1272B
small mounting space Thickness 14mm / MPI-536A
CNC Connectable with various NC's(FANUC, Mitsubishi CNC, Mitsubishi Servo)
ABS Absolute detection is possible combining with battery backuped encoder on feed motor. (In case of FANUC and Mitsubishi CNC)

Rotor

Rotor

Stator

Stator

Application

For high accuracy rotary axis and tilt axis of rotary table.

Application of Rotary table

Application of Rotary table

Application of 5 axis Rotary table

Application of 5 axis Rotary table

Specification

Scale
Scale type Accuracy *1 Weight *2 No. of poles *3 Graduation pitch
MPI-536A 4sec. 1.0kg 360 2deg
MPI-736B 3sec. 2.0kg
MPI-1072B 2.5sec. 3.9kg 720 1deg
MPI-1272B 2sec. 6.5kg

Applicable A/D converter
Scale *3 NC Type Output signal Resolution Max. speed

360 poles 2 deg pitch Scale
MPI-536A
MPI-736B

FANUC ADB-K60FM Serial I/F 0.10×10-3
deg
10,000min-1
Mitsubishi CNC 0.05×10-3
deg
Various equipment ADB-20J10 Digital A, B, and Z phase output 0.10×10-3
deg
222min-1
720 poles 1 deg pitch Scale
MPI-1072B
MPI-1272B
FANUC ADB-K60FM Serial I/F 0.05×10-3
deg
5,000min-1
Mitsubishi CNC 0.05×10-3
deg
Various equipment ADB-20J10 Digital A, B, and Z phase output 0.05×10-3
deg
111min-1

*1 Positioning error shows peak-to-peak within 1 rotation. Interpolation error (error within 1 pitch of Scale) is not included.
*2 Wiring is not included in weight.
*3 The number of poles is the number of patterns on the Scale.


Mounting Example

Mounting Example

Dimensions

Dimensions

Unit : mm

Type A B C D E F G
MPI-536A 127   0
-0.1
104.3   0
-0.1
40.4 +0.1
  0
33.7±0.1 120.1±0.1 φ3.6 Drill hole 0.15 +0.1
-0.03
MPI-736B 177.8   0
-0.1
146.05   0
-0.1
76.6 +0.1
  0
67.2±0.1 168.2±0.1 φ5.5 Drill hole
MPI-1072B 251.7   0
-0.1
209.3   0
-0.1
120 +0.1
  0
104.0±0.1 240.0±0.1 φ7.0 Drill hole 0.25±0.13
MPI-1272B 302   0
-0.1
251.2   0
-0.1
150 +0.1
  0
134.0±0.1 287.0±0.1

Unit : mm

Type H I S T Attached
cable length
Existence of
connector
mounted
MPI-536A φ3.6 Drill hole 27.1 +0.1
  0
7.01±0.07 6.99±0.07 1.5m No
MPI-736B φ5.5 Drill hole 58 +0.1
  0
8.01±0.07 7.99±0.07
MPI-1072B φ7.0 Drill hole 90 +0.1
  0
8.01±0.07 7.99±0.07
MPI-1272B 120 +0.1
  0
9.41±0.07 9.39±0.07

At designing mounting, please require and refer to the scale mounting drawing.

contact

Business contact: Strategic Sales Operation Department
Phone: +81-75-861-3313

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