Beckwith Electronics

Hamburg, Illinois 62045
(618) 232-1139

(618) 232-1172 fax

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EAO Switch


Series 99
Two and three position maintained keylocks

Features:
42 VAC/0.1A, 42 VDC/0.1A
Minimum depth:05"
Mount directly on circuit board for flow soldering, washable if vinyl cover is used
Anti-static
Two and three position available
Gold contacts

To order: Select 2- or 3-position keylock switch element and key removable positions.

Two Position Keylock Part Numbers

Key Function
Key Removable
in Position
Part Number
1 N.O.(pins 1-2) A
C
A & C
99-210.837D
99-230.837D
99-250.837D
2 N.O.(pins 1-2, 3-4) A
C
A & C
99-211.837D
99-231.837D
99-251.837D
1 N.O.(pins 1-2), 1N.C. (pins 3-4) A
C
A & C
99-213.837D
99-233.837D
99-253.837D
Three Position Keylock Part Numbers

Key Function
Key Removable
in Position
Part Number
2 N.O.(pins 1-2,3-4)

Operation:
Position A -no contacts are actuated
Position B-closes pins 1-2
Position C-closes pins 3-4

A
C
A & C
99-311.837D
99-321.837D
99-331.837D
A & B
A & C
B & C
99-341.837D
99-351.837D
99-361.837D
A & B & C Discontinued
for reference only

99-371.837D

Suffix Lock Description
D Standard Five tumbler lock mechanism with cut key. Key code 311 is the standard stocking item. There are 134 other key codes available on request and a master key is available. Supplied with two keys.
Spare key part number: 31-989.
(Please state 3 digit key code.)

Technical Information
Anti-static:10KV per IEC65
Mechanical life (keylock mechanism): 50,000 operations
Keylock operate force: 4.7-6.0 Ncm (0.035 ft-lbs)
Environment protection: IP 40