OPTEK Technology Inc. — 1645 Wallace Drive, Carrollton, Texas 75006

Phone: (972) 323-2200 or (800) 341-4747

FAX: (972) 323-2396 sensors@optekinc.com www.optekinc.com

Issue A .3

04/07

Page 6 of 7

Slotted Optical Switch

OPB820, OPB821Z, OPB821S

Z

OPTEK reserves the right to make changes at any time in order to improve design and to supply the best product possible.

OPB820S5 - Flag Next to Emitter

0.00

0.20

0.40

0.60

0.80

1.00

1.20

0.00

0.05

0.10

0.15

0.20

0.25

Displacement Distance (inches)

Left to Right

Right to Left

Top to

OPB820S5 - Flag Next to Sensor

0.00

0.20

0.40

0.60

0.80

1.00

1.20

0.00

0.05

0.10

0.15

0.20

0.25

Displacement Distance (inches)

Left to Right

Right to Left

Top to

OPB820S5 - Flag in Middle Slot

0.00

0.20

0.40

0.60

0.80

1.00

1.20

0.00

0.05

0.10

0.15

0.20

0.25

Displacement Distance (inches)

Left to Right

Right to Left

Top to

Emitter

Sensor

Left to Right

Right to Left

0

Width

Top to Bottom

0