RTA Series
1–4 Poles Coded Rotary Switches
Features/Benefits
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PCB or hand soldering versions
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Bushing mounting
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Multiple poles
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Decimal and hexadecimal codes
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Screwdriver slot or extended actuator
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RoHS Compliant
Electrical Data
Silver
Gold
BBM
0.5 VA
20 mA
1A
25 V
< 150 mΩ
Typical Applications
•
Appliances
•
Electronic alarm systems
•
Medical
•
Building automation
•
HVAC air conditioning
Mechanical Data
MAX. NO. OF BANKS: 1.
OPERATING TORQUE: 5 Ncm±20%.
END STOP TORQUE: < 60 Ncm.
STOP: With/without or adjustable
MOUNTING: By fixed index 9.5 mm (0.374) of center, for
bushing mount only
SWITCHING MODE:
BBM
MAX. SWITCHING POWER
5 VA
MAX. SWITCHING CURRENT:
150 mA
MAX. CARRYING CURRENT:
5A
NOMINAL VOLTAGE AT 50 Hz
60 V
CONTACT RESISTANCE:
< 150 mΩ
DIELECTRIC STRENGTH AT 50 Hz
BETWEEN CONTACTS AND
GROUND TERMINALS:
500 V r
INSULATION RESISTANCE BETWEEN
CONTACTS OR CONTACTS
AND FRAME (500 V =):
10
9
Ω
NO. OF OPERATIONS:
10,000
BOUNCE:
< 5 ms
Materials
500 V r
BUSHING/HOUSING: PETP Thermoplastic
STATIONARY CONTACTS & TERMINALS: Nickel Plated Brass
with additional plating of Gold or Silver.
ROTOR: Gold or Silver plated Brass or PCB.
CODING PLATE: PA thermoplastic
ACTUATOR: Polysulfon thermoplastic
HARDWARE: Stop pin: Aluminum. Ball & Spring: Stainless steel.
Washer: PA. Nut: Brass.
10
9
Ω
10,000
< 5 ms
Environmental Data
OPERATING TEMPERATURE: –20ºC to + 70ºC
STORAGE TEMPERATURE:
–40ºC to + 85ºC
–20ºC to + 70ºC
–40ºC to + 85ºC
K
Rotary
NOTE:
Specifications and materials listed above are for switches with standard options.
For information on specific and custom switches, consult Customer Service Center.
Build-A-Switch
To order, simply select desired option from each category and place in the appropriate box. Available options are shown and
described on pages K-9 thru K-12. For additional options not shown in catalog, consult Customer Service Center.
Designation
RTA
Termination
P
With PC Thru-hole
C
With Solder Lugs
Switch Function
1W12
SP, 30° Index, 12 pos. no stop
H
Horizontal with
1W10
SP, 36° Index, 10 pos. no stop
PC Thru-hole
1S02
SP, 30° /36° Index, 2 pos.
1S03
SP, 30° /36° Index, 3 pos.
1S04
SP, 30° /36° Index, 4 pos.
1S05
SP, 30° /36° Index, 5 pos.
1S06
SP, 30° /36° Index, 6 pos.
1S07
SP, 30° /36° Index, 7 pos.
1S08
SP, 30° /36° Index, 8 pos.
1S09
SP, 30° /36° Index, 9 pos.
1S10
SP, 30° /36° Index, 10 pos.
1S11
SP, 30° Index, 11 pos.
1S12
SP, 30° Index, 12 pos.
2S02
DP, 30° /36° Index, 2 pos.
2S03
DP, 30° /36° Index, 3 pos.
2S04
DP, 30° /36° Index, 4 pos.
2S05
DP, 30° /36° Index, 5 pos.
2S06
DP, 30° Index, 6 pos.
3S02
3P, 30° /36° Index, 2 pos.
Indexing
2
22.5 index (coded only)
3
30° index (12 positions max.)
4
36° index (10 positions max.)
3P, 30° /36° Index, 3 pos.
4P, 30° /36° Index, 2 pos.
Direct + complement, 36º
Index, no stop
EW12
Direct + complement, 30º
Index, no stop
DW16
Direct, 22.5º Index, no stop
ES——
Direct + complement, 30º/36º
Index, with stop
(specify stop position)
DS——
Direct, 22.5º Index, with stop
(specify stop position)
Mounting Style
W
Without bushing
R
3/8-32 Threaded Bushing
M
M10x.75 Metric Threaded Bushing
A
3/8-32 Threaded Bushing
with Offset Bracket
B
M10x.75 Metric Threaded
Bushing with Offset Bracket
C
D
3S03
4S02
EW10
Contact Material
S
Silver plated, matte-tin terminal
P
Gold plated, matte-tin terminal
Actuator (max.)
25N
.984 (25,0) with screwdriver slot
50N
1.97 (50,0) with screwdriver slot
FLS
Flush shaft with screwdriver slot
and position indicator
25F
.984 (25,0) Shaft with flat
06F
.236 (6,0) Shaft with flat
3/8-32 Threaded Bushing
with Straight Bracket
M10x.75 Metric Threaded
Bushing with Straight Bracket
Dimensions are shown: Inch (mm)
Specifications and dimensions subject to change
K–8
www.ck-components.com
RTA Series
1-4 Poles Coded Rotary Switches
SWITCH FUNCTION
NO.
POLES
MODEL
NO.
SWITCH
FUNCTION
12 Positions
No Stop
10 Positions
No Stop
2 Positions
3 Positions
5 Positions
6 Positions
8 Positions
9 Positions
10 Positions
11 Positions
12 Positions
INDEX
30º
36º
30º/36º
30º/36º
30º/36º
30º/36º
30º/36º
30º/36º
SP MODELS SCHEMATIC
C
0
3P MODELS SCHEMATIC
C
1
C
2
C
3
NO.
POLES
MODEL
NO.
SWITCH
FUNCTION
5 Positions
No Stop
6 Positions
No Stop
2 Positions
3 Positions
4 Positions
5 Positions
6 Positions
2 Positions
3 Positions
2 Positions
INDEX
30º/36º
30º
30º/36º
30º/36º
30º/36º
30º/36º
30º
30º/36º
30º/36º
30º/36º
1W12
1W10
1S02
1S03
1S05
SP
2W05
2W06
Pos.
Pos. 1
1
2
1
3
1
1
2
2
2
3
2
1
3
2
3
3
3
2S02
2S03
DP
DP MODELS SCHEMATIC
C
1
C
2
4P MODELS SCHEMATIC
C
1
C
2
C
3
C
4
2S04
2S05
2S06
3S02
1S06
1S08
1S09
1S10
1S11
1S12
Pos. 1
1
2
1
3
1
4
1
5
1
6
1
1
2
2
2
3
2
4
2
5
2
6
2
30º/36º
30º
30º
MODEL
NO.
Pos. 1
1
2
1
1
2
2
2
1
3
2
3
1
4
2
4
3P
3S03
4P
SWITCH FUNCTION
Direct + complement, No stop
Direct + complement, No stop
Direct, No stop
Direct + complement, with stop (specify stop position)
Direct, with stop (specify stop position)
INDEX
36º
30º
22.5º
30º & 36º
22.5º
4S02
EW10
EW12
DW16
ES——
DS——
22.5º
Term.
E,J
F,I
D,K
A,N
B
30º
Term.
M,N
H
D
A
J
C
K
B
I
36º
Term.
L,N
D
B
I
J
K
H
A
C
Pos.
C
1
2
4
8
1
2
4
8
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
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K
Rotary
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Indexing Option Code 2, 22.5
INDEXING ANGLE PCB LAYOUT
Indexing Option Code 3, 30 INDEXING ANGLE PCB LAYOUT
BCD ONLY
1 POLE
2 POLES
3 POLES
4 POLES
BCD + COMPLEMENTS
Indexing Option Code 4, 36 INDEXING ANGLE PCB LAYOUT
NOTE:
Layout view from
component side.
Common terminals that are in locations
A-G are not connected to common termi-
nals that are in locations H-N. For 7-12
position output customer must tie these
commons together.
1 POLE
2 POLES
3 POLES
4 POLES
BCD + COMPLEMENTS
Third Angle
Projection
Dimensions are shown: Inch (mm)
Specifications and dimensions subject to change
K–10
www.ck-components.com
RTA Series
1-4 Poles Coded Rotary Switches
ACTUATOR
25N
.984 (25,0) WITH SCREWDRIVER SLOT
50N
1.97 (50,0) WITH SCREWDRIVER SLOT
.177
( 4,5 )
.039
(1)
Ø.236
(6)
.177
( 4,5 )
.039
( 1)
Ø.236
(6 )
.984
( 25 )
1.969
( 50 )
FLS
FLUSH SHAFT WITH SCREWDRIVER SLOT AND POSITION INDICATOR
.091
(2,3)
25F
.984 (25,0) SHAFT WITH FLAT
.984
(25,0)
.945
(24,0)
.220 DIA.
(5,6Ø)
.039
(1,0)
.157
(4,0)
30
Note: only available with “W” Mounting Style
Note: only available with “W” Mounting Style
06F
.236 (6,0) SHAFT WITH FLAT
.197
( 5,0 )
.157
( 4,0 )
K
.236
( 6,0 )
Rotary
Note: only available with “W” Mounting Style
CONTACT MATERIAL
OPTION
CODE
CONTACT AND
TERMINAL MATERIAL
SILVER
LOW LEVEL/DRY CIRCUIT
LOW LEVEL/DRY CIRCUIT
OR POWER
RATING
SWITCH: 150 mA MAXIMUM, 60 V NOMINAL.
POWER: 5 VA MAXIMUM. CARRY-5 AMPS MAXIMUM.
SWITCH: 20 mA MAXIMUM, 25 V NOMINAL.
POWER: 0.5 VA MAXIMUM. CARRY: 1 AMP MAXIMUM.
S
P
GOLD
* Note: See Technical Data section of this catalog for RoHS compliant and compatible definition and specifications.
AVAILABLE HARDWARE
Mounting Nuts
Stop pins
Lockwasher
PART NO.
PART NO.
PART NO.
PART NO.
472706201
Standard
495100201
Metric
Y200300200P
472800202
NOTE: Additional nuts and lockwashers available separately, see section “Technical Data and Additional Hardware”.
Third Angle
Projection
Dimensions are shown: Inch (mm)
Specifications and dimensions subject to change
K–12
www.ck-components.com
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