2.8
10.4
20
φ
φ
4.7
2 – R0.2
R0.5
6.8
7.25
2.5
0.5±0.1
M 9 P = 0.75
4.7
8
6
–0.05
0
φ
φ
10.3
φ
20
80 min.
9
6.5
1.5
1120
Lead wire
AWG26
–0.06
0
φ
2. Washer
0.5
1
9.4
12.9
φ
φ
M 9 P = 0.75
12
1. Nut
2
＜
Option (Stopper)
＞
ORES20D / REC20D /
RESW20D / RECW20D
＜
Attachment
＞
Vibration Power OFF
Power OFF
Power OFF
Power ON
Power OFF
Power OFF
Shock
High temperature
exposure
Low temperature
exposure
Humidity
Thermal shock
Power OFF
Power ON
REC/RES
OPTICAL ENCODERS
■
OUTLINE DIMENSIONS Unless otherwise specified, tolerance: ± 0.4 (Unit: mm)
ORES20D/RESW20D
(
Without click / Without click, With panel seal)
OREC20D/RECW20D
(
With click / With click, With panel seal)
※
Water resistant washer will be provided for panel seal type.
Position stopper (metal piece) is available.
Test item
■
RELIABILITY TEST
The output shall satisfy the criteria below after the following tests.
Test conditions
Amplitude : 1.52 mm or 98.1 m/s
2
(10 G) whichever is smaller.
10 ~ 500 Hz excursion 15 min/cycle, 8 cycles each for X, Z, directions.
3 times each in directions (X, Z) at 490 m/s
2
(50 G), 11 ms.
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
0 °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 ± 2 °C 0.5 h、− 20 °C ± 2 °C 0.5 h
The stopper can be provided upon request.
