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.2

04/09

Page 2 of 5

Photologic® Optical Flag Switch

OPB685, OPB685-3, OPB686, OPB687, OPB688

OPB695, OPB696, OPB697, OPB698 Series

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

DIMENSIONS ARE IN:

INCHES

[ MILLIMETERS]

OPB685, OPB685-3, OPB686, OPB687, OPB688

OPB695, OPB696, OPB697, OPB698

Pin #

Description

1

Anode

5

Cathode

2

Ground

3

Output

4

Torque is measured at the

end of the arm from the

resting position to the

switching point of the flag

Part Number

Max. Torque

(Grams)

OPB685

1.5

OPB685-3

3.0

OPB686

1.5

OPB687

1.5

OPB688

1.5

OPB695

1.5

OPB696

1.5

OPB697

1.5

OPB698

1.5

Pin #

OPB695

1

2

Output

3

Ground