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 .1

12/05

Page 3 of 3

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

Slotted Optical Switch

OPB855

OPB816Z - Flag in Middle of 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)

Right to Left

Left to Right

Top to Bottom

OPB816Z - 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)

Right to Left

Left to Right

Top to Bottom

OPB816Z - 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)

Right to Left

Left to Right

Top to Bottom

Test Schematic

OPB855 - Flag in Middle of Slot

OPB855 - Flag Next to Sensor

OPB855 - Flag Next to Emitter

Test Schematic