Rotary Switches
Single Deck Rotary Switches
SERIES 56
0.5" Diameter, 200mA,
.355" Behind Panel
FEATURES
Requires Minimum Distance Behind
the Panel
Adjustable Stop Types Provide
Prototypes Immediately
Industrial Quality, Economically
Priced
RoHS Compliant
DIMENSIONS in inches (and millimeters)
PC Mount Style
.377
.250 .015
PC TERMINAL DETAIL
.203 .003
.020
(6,35 0,38)
.110 .015
(5,16 0,08) .016 .004
(9,58
(2,79 0,38)
ACROSS (0,4 0,10)
.375 .015 0,51)
BUSHING
(9,53 0,38)
.110
FLATS
.015
.250 .015
(2,79
A (6,35 0,38)
.016 .004 SQ.
.046 .004
0,38)
.500
(0,4 0,10) (1,2 0,10)
.015 FOR REAR
(12,70
VIEWS, SEE
0,25)
FOLLOWING
POS. 1
.125 .002
PAGE.
PC COMMON
(3,18 0,06)
.110 .015
(2,79 0,38)
1/4-28 UNF-2A
.094 .010
THREAD
(2,39 0,25)
.025 .002
(0,64 0,05)
ANGLE OF
ANGLE
THROW
A
30 105
36 108
Grayhill part number and date code marked on label.
Customer part number marked on request.
Solder Lug Style
SOLDER LUG TERMINAL DETAIL
.203 .003 .250 .015 .480 .020
(5,16 0,08) (6,35 0,38) (12,19 0,51)
.063 .005 .016 .004
ACROSS
(1,60 0,13) (0,41 0,10)
.375 .015
BUSHING
(9,53 0,38)
.125 .015
FLATS
(3,18 0,38)
.250 .015
A (6,35 0,38)
.500
FOR REAR
.020 .004 .046 .004
VIEWS, SEE
.015 (0,51 0,10)
(1,17 0,10)
FOLLOWING
(12,70
PAGE.
0,38)
POS. 1
.125 .002
(3,18 0,06) SOLDER LUG COMMON
.125 .015
1/4-28 UNF-2A
.094 .010 (3,18 0,38)
THREAD
(2,39 0,25)
ANGLE OF
ANGLE
THROW A
.062 .002
(1,58 0,51)
30 105
Grayhill part number and date code marked on label.
36 108
Customer part number marked on request.
Grayhill, Inc. 561 Hillgrove Avenue LaGrange, Illinois 60525-5997 USA Phone: 708-354-1040 Fax: 708-354-2820 www.grayhill.com
GRAYHILL
GRAYHILL
21 10 9
21 10 9Rotary Switches
Single Deck Rotary Switches
CIRCUIT DIAGRAMS AND REAR VIEWS: PC Mountable AND Solder Lug Terminals
Rear View Circuit as Viewed From Shaft End
.366 .015 .366 .015
(9,30 0,38) (9,30 0,38)
9 10
DIA. CIRCLE DIA. CIRCLE 8 11
OF CENTERS OF CENTERS
12
7
30 Angle
.190 .015 (4,83 0,38) .190 .015 (4,83 0,38)
6 1
of Throw
DIA. CIRCLE OF CENTERS
DIA. CIRCLE OF CENTERS
15 15
(PC MOUNT AND 5 2
(PC MOUNT AND
POS. 1 POS. 1
3
4
SOLDER LUG) SOLDER LUG)
30 TYP.
30 TYP.
ONE POLE
COMMON LOCATION
FOR 2 POLE SWITCH
9 10 9 10
8 11
8 11
C3
C2
7 12 7 12
C4
COMMON LOCATION
C2
FOR 1 POLE SWITCH C1 1
6 C1 1 6
2 5 2
5
4 3 4 3
FOUR POLES
TWO POLES
.340 .015
(8,64 0,38) DIA.
8 8
CIRCLE OF CENTERS
9
9 7
7
10 C2 10
6
6 36 Angle
DIMENSION A
DIA. CIRCLE OF CENTERS
18 C1 of Throw
1 1
5
5
POS. 1
4
4 2
36 TYP. 2
3 3
COMMON LOCATION
PC Mount Solder Lug
FOR 2 POLE SWITCH TWO POLES
ONE POLE
Dimension Terminals Terminals
A .184 .015 .126 .015
COMMON LOCATION
(4,67 0,38) (3,20 0,38)
FOR 1 POLE SWITCH
SPECIFICATIONS
Electrical Ratings Materials and Finishes
Chart shown for non-shorting (break before make) elevated temperatures or reduced pressures. Housing: Zinc die cast. Tin Zinc or Sulfamate
contacts, resistive load. Contact Carry Rating: Switch will carry 6 Nickel Plated
amperes continuously with a maximum Mounting Nut: Brass. Tin Zinc or Sulfamate
300
contact temperature rise of 20C. Nickel Plated
Lockwasher: Spring steel, zinc plated
200
Panel Seal: Silicone rubber
Additional Characteristics
100
Shaft and Stop Arm: Machined, 303 Stainless
Contact Type and Forces: Shorting or non-
Steel, or Cold Formed, 430 Stainless Steel
shorting wiping contacts with over 25 grams of
0
Retaining Ring: Stainless steel
contact force.
0 10 20 30
Shaft Seal: Fluorosilicone rubber
Shaft Flat Orientation: Flat opposite contacting
CYCLES x 1000
Stop Pins: Stainless steel
position of pole number one (see circuit
115 Vac 0r 30 Vdc
Detent Rotor: Molded thermoplastic
diagrams).
One cycle is 360 rotation clockwise and 360
Detent Spring: Music wire
Terminals: Switches have the full circle of
return. The data for the curve was measured at
Detent Balls: Steel, nickel-plated
terminals, regardless of number of active
sea level, 25C and 68% relative humidity with
Contact Spring: Stainless steel
positions.
the life limiting criteria which follows.
Rotor Contact: Brass or zinc alloy, silver over
Stop Strength: 7.5 lb-in. minimum
Contact Resistance: 100 milliohms maximum,
nickel plate
Rotational Torque: 3.5 to 9 oz-in. (21-53
(15 milliohms initially).
Common Ring: Brass, gold over silver over
mN-m), depending on the number of poles.
Insulation Resistance: 10,000 Mohms
nickel plate
Bushing Mounting: Required for switches with
minimum between mutually insulated parts
Terminals: Brass, gold over silver over nickel
stops, and recommended for switches without
(50,000 Mohms initially).
plate
stops.
Voltage Breakdown: 600 Vac minimum
Meets MIL-DTL-3786 for:
between mutually insulated parts at standard
High and medium shock; Vibration (10 to 2,000
atmospheric pressure.
Hz); Thermal shock (-65 to 85 C); Salt spray;
Life Expectancy: As determined from the
Explosion; Stop strength (7.5 in-lbs. minimum (.85
load-life curve for the current to be switched.
N-m); Terminal strength; Sealed styles withstand
Contact GRAYHILL for more information if any
water pressure of 15 PSI minimum (103 KPa)
of the following is true: the life limiting criteria are
without leakage.
more critical than those listed; longer operation
is required; a larger make and break current is
required; the operating environment includes
Grayhill, Inc. 561 Hillgrove Avenue LaGrange, Illinois 60525-5997 USA Phone: 708-354-1040 Fax: 708-354-2820 www.grayhill.com
CURRENT - MILLIAMPS