Series 295
®
Commercial
24mm Diameter
Composition Element
Long Life
Variable Resistor
Features
• Low noise
• Long life 1 million cycles
• Joystick appliations
• Wide resistance range
• RoHS compliant
Electrical and Mechanical Specifications
Resistance Range
Linear taper: 10K ohms through 1 megohms
Consult CTS for audio taper
Resistance Tolerance
Standard: ±30%
Special: ±20%, 10%
Rotational Torque
14~144 gf-cm (0.2~2.0 in-oz)
Rotational Life
1,000,000 cycles
Shaft Information
Available for round, flatted, knurled, or slot metal shaft
Diameter: 6.35mm (.250")
Consult CTS for custom-made metal and economic plastic shaft
Mounting Information
Bushing Mount
Diameter: EIA standard 3/8-32 UNEF-2A thread
Standard length: 9.53mm (.375") or 6.35mm (.250")
Consult CTS for custom-made metal and economic plastic
bushing
Locating Lugs
Standard: Two lugs
Available: No lug, or one lug (left or right) with terminals
facing inward
Power Rating
Under 100K ohms = 1/3 watt @ 55°C
Above 100K ohms = 1/4 watt @ 55°C
Joystick applications = 1/6 watt @ 55°C
Insulation Resistance
100 megohms minimum @ 100 VDC
Operating Temperature
-10°C to +85°C
Total Rotational Angle
Mechanical angle: 300°±5°
Effective angle: 30°to 290°
Linearity
Standard: 5%
Special: Consult CTS for better linearity
1-2
CTS Electronic Components
© 2006 CTS Corporation. All rights reserved. Information subject to change.
www.ctscorp.com
10/25/06
T295
Metal Shaft, Bushing Mounting, Type “T” Solder Lug Terminals
MTG. SURFACE
11.3
.445
"A"±
0.8
"L"±
.031
0.4
.016
11.1
.438
BASE OD
24.3
.957
REF.
4.16±0.08
.164±.003
CLEARANCE HOLE
2.08±0.08
.082±.003
Ø23.8
.937
15.8
.622
16.0
.630
1.57±0.08
.062±.003
10.41±0.08
.410±.003
10.41±0.08
.410±.003
1.57±0.08
.062±.003
3/8-32 UNEF-2A
2
CCW
8.4
.331
1
CLOCKWISE
CIRCUIT
WIPER
CW
3
1
2
12.7
.500
20.8
.819
3
MOUNTING HOLE DETAIL
DIMENSION:
mm
inch
S295
Metal Shaft, Bushing Mounting, Faston Type “S” Formed Terminals
MUNTING SURFACE
11.3
.445
"A"±
"L"±
0.4
.016
0.8
.031
11.1
.438
BASE OD
24.3
.957
REF.
4.16±0.08
.164±.003
CLEARANCE HOLE
2.08±0.08
.082±.003
Ø23.8
.937
16.0
.630
1.57±0.08
.062±.003
10.41±0.08
.410±.003
10.41±0.08
.410±.003
1.57±0.08
.062±.003
3/8-32 UNEF-2A
2
CCW
1
CLOCKWISE
CIRCUIT
WIPER
CW
3
1
2
12.7
.500
20.8
.819
3
MOUNTING HOLE DETAIL
DIMENSION:
mm
inch
Ordering Information
295
T
2
20
SHAFT LENGTH “L”
FROM MOUNTING
SURFACE
1/32"INCREMENTS
EXAMPLES:
20-
.625" (15.9 mm)
24-
.750" (19.11mm)
28-
.875" (22.2 mm)
32-
1.000" (25.4 mm)
R
CODE
103
253
503
104
504
105
103
RESISTANCE CODE
EXAMPLES
B
1
TAPER
1-
LINEAR
*2-
10%AUD
*3-
10%CCW AUD
* Available minimum
270° effective angle.
1
1
EFFECTIVE
ELECTRIC ANGLE
1-
2-
3-
4-
40°
50°
60°
270°
TERMINAL STYLE
T-
SOLDER LUG
S-
FASTON
MOUNTING STYLE “A”
BUSHING LENGTH:
1/32"INCREMENTS
2-
3-
8-
1-
EXAMPLES:
.250" (6.35mm)
.375" (9.5mm)
1.000" (25.4mm)
TWIST TAB MOUNT
RESISTANCE
10 K
25 K
50 K
100 K
500 K
1Meg
RESIST TOL
A-
± 10%
B-
± 20%
C-
± 30%
SPECIALS
1-
TWO LUGS
2-
LOCATING
LUG RIGHT
SIDE
3-
NO
LOCATING
LUG
4-
LOCATING
LUG LEFT
SIDE
METAL SHAFT TRIM
R-
ROUNED
F-
FLATTED .375" X .156”
(9.53 X 4.0mm)
K-
KNURLED EIA S148 24 TEETH
S-
SD SLOT .047" WIDE X .063" DEEP
(1.2mm X 1.6mm)
2-2
CTS Electronic Components
© 2006 CTS Corporation. All rights reserved. Information subject to change.
www.ctscorp.com
10/25/06
DIY/Open Source Hardware
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