MICROENCODERMG series■ Output circuit diagram［Module Kit］

Voltage output（standard type）

Open collector output（option）

PowerPower■ Speciﬁcations
MG−30−

Pulse
numberPulse
numberDC5V±10％

Incremental

４-２

Output pulse number（Standard）＋０〔Pulse number/rotation〕

９ｍａｘ

Output１３ｍａｘ

φA＝φ5MG-30

500
512
600
800
1,000
1,024
1,200

600 2,000
800
1,000
1,024
1,200
1,500
1,800

A, B, Z phase（Z＝H）

Output form

Square Wave

φ３１．
６Maximum allowable revolutions（mechanical）

10,000r/min（such that the maximum response
frequency is not exceeded）

Working ambient temperature/humidity

−10°
C〜70°
C
RH35％〜90％ no dewing

Storing ambient temperature

−20°
C〜80°
C４-２．
５

１２
１５２０７
φ１2μs or lessVibration resistance

１３ｍａｘ

Durability 55Hz, double amplitude 1.5mm
2 hours each in X, Y, and Z directions

Impact resistance2
Durability 500m/s（about50G）
3 times each in X, Y, and Z directions

I/O terminals

PCB through hole terminals（refer to outside dimensions diagram）

Mass

10g or less

12
3
4
5

MG-20

MG-30

1：B-phase output
2：Power 5V3：Power 0V
4：A-phase output

1：Power 5V
2：B-phase output
3：Power 0V
4：A-phase output

5：Z-phase output

5：Z-phase output

Pulse number 100〜200

250〜600 800〜1,200

MG−30

Pulse number 100〜300

400〜1,024 1,200〜2,000

Allowable
eccentricity

ThrustLZ phaseHL±0.05mm±0.2mm±0.1mm

T T̶ ±̶（90°±45°）
4 8Z phase H
L

T±T/2

■ Assembling image of MG series

T±T/2■ Fitting shaft dimensions

1.Attach the rotating slit

MG-20

Attach the rotating slit using the positioning spacer.

9min

Hex key（included）±0.02mm±0.05mm2‐M1.4 depth 5E

11±0.05

0.05 E

Note: Tighten the two bolts equally.
Positioning spacer（included）（If you have multiple spacers,
use them in a stack）

Rotating axle

MG-30
Note: Refer also to the axle variation tolerance

2.Fit the detector unit
Attach and adjust the position of the detector unit using the included bolts and washers.
（Use a magnifying glass）
Detector unit alignment lines（left/right symmetric）

10.5min2‐M2 depth 5F20g or less

MG−20Radial

B phase H

T±T/2■ Allowable change amount of ﬁtting shaft■ Output pin position encoder

HLLT T̶ ±̶（90°±45°）
4 8HLA, B phase diﬀerence 90°（T/4±T/8）
Z phase T±T/2＋０１０．
５ｍａｘ

Z phaseT±T/2

A phase H

100kHzWaveform rise/fall time

φB＝φ5＝φ8＝φ10B phase
T T
̶ ±̶（90°±45°）
4 8TH
L

Rotating slit

Output phase
diﬀerence

φB ＋０．
０12

HL

T T̶ ±̶（90°±45°）
4 8H
Z phaseLA phase

Note: Refer also to the axle variation tolerance

８．
５１６．
７

B phase

THLSink current：30mA
Residual voltage：0.5V or less（at 10mA）

Maximum response frequency(response pulse number)

２０．
５

100
200
250
300
360
400500

Output phase

Output capacity

HL

Right rotation as viewed fromthe output PCB side

15 ±0.05

φＡ＋０．
０12

100
200
250
256
300
360
400

T

A phase

30mA or less（under no load）

Detection system

１１

B phaseLeft rotation as viewed fromthe output PCB side

Right rotation as viewed fromthe output PCB side

HL

MG-30

13 ±0.05

Current consumption

１０１３１７２
φ１

Supply voltage■ Output waveforms

φC −0.004−0.012

Item

Left rotation as viewed fromthe output PCB sideA phase

DC5VMG-20

TOutput circuit
Output circuit●No entry＝voltage output ●No entry＝voltage output●C＝open collector output ●C＝open collector output

30mA maximum0V

φD −0.004−0.012

φ２２４．
２MG−20−

A, B, Z

Supply voltage

DC5V■ Output waveforms

Type name１５MG-20

A, B, Z

20mA maximum
0V

Supply voltage■ Outside dimensions

Main circuit

Main circuit

2.2kΩ

0.05 F16.7±0.1

Rotating slit alignment lines
MG-20MG-30

MG-20

MG-30

Image after alignment ﬁnished（left and right are both aligned）

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