04A1 Datasheet, PDF (1/1 Pages) Grayhill, Inc – Position Locator On CRT Screens

SERIES 04
4PST
FEATURES
• Joy Stick Action
• Position Locator On CRT Screens
• Moves Cursor On Menu Display
Butt Contact Pushbutton Switches
DIMENSIONS in inches (and millimeters)
Basic Switch
04A
.188 ± .005
(4,78 ± 0,13)
DIAMETER
.850 (21,59)
SQUARE
.187 ±.010
(4,75 ± 0,25)
.460 ± .010
(11,68 ± 0,25)
.550 ± .010
(13,97 ± 0,25)
Bat Handle
04A-B01
.125 (3,18) RADIUS
4 PLACES
.150 ± .010
(3,81 ± 0,25)
Recommended Interface
For customers who prefer to purchase or design
separate keycaps, Grayhill recommends the
dimensions shown here to acquire parts which will
mate well with the basic switch, part number 04A.
E.I.A.
DATE
CODE
.040 (1,02) DIA.
5 PLACES
.020 ± .010
(0,51 ± 0,25)
.046 +.000/ –.001
(1,17 + 90/ – 0,03)
.195 ± .005 (4,95 ± 0.13)
Keycap
04A-K01
.375 ± .005
(9,53 ± 0,13) DIA.
.469 ± .010
(11,91 ± 0,25)
1.219 ± .020
(30,96 ± 0,51)
.725 ± .010
(18,42 ± 0,25) SQUARE
.487 ± .010
(12,37) ± 0,25)
1.315 ± .020
(33,40 ± 0,51)
Specifications
Rating Criteria
Rated: Make and break 250 mA at 115 Vac or 125 mA at
220 Vac resistive load for 500,000 operations
Contact Resistance: 25 milliohms maximum on a new switch
Insulation Resistance: 1,000 megohms at 100 Vdc
Dielectric Strength: 500 Vac RMS minimum
Operating Temperature: -40°C to +85°
Actuation Force: 13 oz.+ / -3 oz.
Actuation travel: 0.095” + / -.020”
Actuation lever stop strength: 20 lbs. min.
Materials and Finishes
Base, Cover and Switch Actuator: Polyester (Black)
Terminals: Brass, gold-plated over nickel
Shorting Bar: Phosphor bronze, gold-plated over nickel
Spring: Tinned music wire
Keycap: ABS or equivalent
Bat-Handle: ABS
CIRCUITRY
Footprint
.250 ± .010
(6,35 ± 0,25)
COMMON
.500 (12,7) TYP.
ORDERING INFORMATION
Description
Part No.
Basic Switch
04A
Switch with Arrowhead Keycap 04A-K01
Switch with Bat-Handle
04A-B01*
*Shipped with bat handle permanently attached.
Available from your local Grayhill Distributor.
For prices and discounts, contact a local Sales Office,
an authorized local Distributor or Grayhill.
Grayhill, Inc. • 561 Hillgrove Avenue • LaGrange, Illinois 60525-5997 • USA • Phone: [phone] • Fax: [phone] • www.grayhill.com