RE12 [NIDEC]

OPTICAL ENCODERS;


型号：	RE12
厂家：	NIDEC COMPONENTS
描述：	OPTICAL ENCODERS 编码器
文件：	总3页 (文件大小：68K)
中文：	中文翻译
下载：	下载PDF数据表文档文件

RE12

OPTICAL ENCODERS

■

ꢀꢁφ

FEATURES

RoHS compliant

12 mm, High resolution up to 300 P/R

Cost effective

ꢀꢁ

Two bearing types to choose from;

Sleeve bearing or ball bearing

Low torque, low inertia

ꢀꢁ

ꢀꢁRoHS compliant

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PART NUMBER DESIGNATION

RE12 A – 100 – 100 – 1

Series name

Bearing

Output connection

1：Cable wire

A：Ball bearing

C：Sleeve bearing

Output phase “A”, Input voltage : 5 V, No AMP

Resolution (P/R)

100, 200, 300

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LIST OF PART NUMBERS

Bearing

Resolution

Part number

100 P/R

200 P/R

300 P/R

100 P/R

200 P/R

300 P/R

RE12A-100-100-1

RE12A-200-100-1

RE12A-300-100-1

RE12C-100-100-1

RE12C-200-100-1

RE12C-300-100-1

Ball Bearing

Sleeve Bearing

※ Verify the above part numbers when placing orders.

RE12

OPTICAL ENCODERS

ꢀꢁMechanical characteristics

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STANDARD SPECIFICATIONS

Ball bearing

0.05 mN·m {0.5 gf·cm} maximum

ꢀꢁELECTRICAL CHARACTERISTICS

Starting

torque

Resolution

ꢀꢁꢁ s ꢂꢁꢁ 0ꢃ2

ꢄꢁꢁ 0ꢃ2

Sleeve bearing

0.4 mN·m {4 gf·cm} maximum

0.01 g·cm²maximum

1.96 N {200 gf} maximum

4.9 N {500 gf} maximum

Approx. 10 g

Item

Photo-sensor maximum current

Output wave form

50 mA maximum (at 25 °C)

Quasi-sinusoidal

Inertia

Radial

Axial

Shaft

Output signal

150 mVp-p minimum

100 mVp-p minimum

※1

※2

Net weight

Output signal

amplitude variation

40 % maximum

50 % maximum

ꢀꢁOutput signal level & Amplitude variation

Light source

LED

※1 : Measured at CP1 as per the Fig. A of ‘MEASUREMENT CIRCUIT’

on the following page. (3 kHz)

※2 : Measured at CP2 as per the Fig. A of ‘MEASUREMENT CIRCUIT’

on the following page. (3 kHz)

S min S max

ꢀꢁEnvironmental characteristics

※Output signal level：

100, 200 P/R

300 P/R

Smin

≧

0.15 V,

≧ 0.10 V

−10 ~ 50 °C

−20 ~ 80 °C

IP40

Operating temp. range

Storage temp.range

Protection grade

Amplitude variation

：

100, 200 P/R

300 P/R

≦

(Smax/Smin-1) × 100 40 %

≦

(Smax/Smin-1) × 100 50 %

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RELIABILITY TEST

The output shall satisfy the criteria below after the following tests.

Test item

Test conditions

Amplitude : 1.52 mm or 98.1 m/s²(10 G) whichever is smaller.

Vibration

Shock

Power OFF

10 ~ 500 Hz excursion 5 min/cycle, 1 hour each for X, Y, Z, directions.

1 time each in 6 directions (X, Y, Z) at 490 m/s²(50 G), 11 ms.

Power OFF

Power ON

Power OFF

Power ON

Power OFF

80 °C 96 h

50 °C 96 h

High temperature

exposure

(To be measured after leaving samples for 1 h at normal temperature and

humidity after the test.)

− 20 °C 96 h

− 10 °C 96 h

Low temperature

exposure

40 °CꢀRelative humidity 90 ～ 95 %ꢀ96 h

Humidity

(To be measured after wiping out moisture and leaving samples for 1 h at normal temperature and humidity after the test.)

To be done 10 cycles with the following condition

(To be measured after leaving samples for 1 h at normal temperature and humidity after the test.)

80 °Cꢀ1 h、− 20 °Cꢀ1 h

Thermal shock

Power OFF

ꢀꢁCriteria

ꢀꢁꢁ s ꢂꢁꢁ 0ꢃ2

S min ≧ 0.13 V

(S max / S min – 1) × 100 ≦ 45 %

300 P/R

S min ≧ 0.08 V

(S max / S min – 1) × 100 ≦ 55 %

Measurement point

Output signal level

Amplitude variation

CP1 in ‘MEASUREMENT CIRCUIT’

CP2 in ‘MEASUREMENT CIRCUIT’

RE12

OPTICAL ENCODERS

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OUTLINE DIMENSIONS

Unless otherwise specified, tolerance : 0.4 (Unit : mm)

4.8 2.4

AWG28

2 – M2 D = 3.0 min.

8.5 ^0.2

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INTERNAL CIRCUIT

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MEASUREMENT CIRCUIT

Colletor

(Red)

Anode

(Green)

Fig. A

+5 V

Emitter

(White)

Cathode

(Black)

33 kΩ

3 kΩ

180 Ω

CP1

0.1 μF

–

33 kΩ

0.033 μF

CP2

AMP

10 kΩ

+2.5 V

0 V

Frequency characteristics : 3 kHz (at constant speed)

RE12 [NIDEC]

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