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

Long Distance Reflective Switch

OPB720A and OPB720B Series

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

Issue F.1

01/08

Page 3 of 5

Voltage Response vs Displacement

OPB720A-06Z

0

2

4

6

8

10

12

0''

2''

4''

6''

8''

10''

Typical Displacement (inches)

Kodak 90% toward

Kodak 90% away

Coporate toward

Coporate away

Avery 5160 toward

Avery 5160 away

Voltage Response vs Displacement

OPB720A-06Z

0

2

4

6

8

10

12

40''

45''

50''

55''

60''

65''

70''

Typical Displacement (inches)

Nippon Crystallite toward

Nippon Crystallite away

3M 3870 toward

3M 3870 away

OPB720A-06Z or OPB720B-06Z

OPB720A-06Z or OPB720B-06Z