Vibration

Power OFF

Power OFF

Power OFF

Power ON

Power OFF

Power ON

Power OFF

Power OFF

Shock

High temperature

exposure

Low temperature

exposure

Humidity

Thermal shock

Starting

torque

Ball bearing

Sleeve bearing

Inertia

Shaft

loading

Radial

Axial

Net weight

Photo-sensor maximum current

Item

Resolution

Output wave form

Output signal

Output signal

amplitude variation

Light source

50 mA maximum (at 25 °C)

Quasi-sinusoidal

150 mVp-p minimum

100 mVp-p minimum

40 % maximum

50 % maximum

LED

O ELECTRICAL CHARACTERISTICS

O Mechanical characteristics

0.05 mN·m {0.5 gf·cm} maximum

0.4 mN·m {4 gf·cm} maximum

0.01 g·cm

1.96 N {200 gf} maximum

4.9 N {500 gf} maximum

Approx. 10 g

※2

※1

※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)

O Output signal level & Amplitude variation

(Smax/Smin-1)

(Smax/Smin-1)

S min S max

100, 200 P/R

100, 200 P/R

300 P/R

300 P/R

Operating temp. range

Storage temp.range

O Environmental characteristics

−10 ~ 50 °C

−20 ~ 80 °C

Protection grade

IP40

Test item

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

Test conditions

Amplitude : 1.52 mm or 98.1 m/s

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/s

80 °C 96 h

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

humidity after the test.)

50 °C 96 h

− 20 °C 96 h

− 10 °C 96 h

40 °C Relative humidity 90 ∼ 95 % 96 h

(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 °C 1 h、

− 20 °C 1 h

O Criteria

Output signal level

Amplitude variation

S min

≧ 0.13 V

(S max / S min – 1)

× 100 ≦ 45 %

300 P/R

Measurement point

S min

≧ 0.08 V

(S max / S min – 1)

× 100 ≦ 55 %

CP1 in ‘MEASUREMENT CIRCUIT’

CP2 in ‘MEASUREMENT CIRCUIT’

RE12

OPTICAL ENCODERS